dnl $LynxId: aclocal.m4,v 1.252 2018/07/08 15:22:44 tom Exp $ dnl Macros for auto-configure script. dnl by Thomas E. Dickey dnl and Jim Spath dnl and Philippe De Muyter dnl dnl Created: 1997/01/28 dnl dnl The autoconf used in Lynx development is GNU autoconf 2.13 or 2.52, patched dnl by Thomas Dickey. See your local GNU archives, and this URL: dnl https://invisible-island.net/autoconf/autoconf.html dnl dnl --------------------------------------------------------------------------- dnl dnl Copyright 1997-2017,2018 by Thomas E. Dickey dnl dnl Permission to use, copy, modify, and distribute this software and its dnl documentation for any purpose and without fee is hereby granted, dnl provided that the above copyright notice appear in all copies and that dnl both that copyright notice and this permission notice appear in dnl supporting documentation, and that the name of the above listed dnl copyright holder(s) not be used in advertising or publicity pertaining dnl to distribution of the software without specific, written prior dnl permission. dnl dnl THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD dnl TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY dnl AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE dnl LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES dnl WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN dnl ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF dnl OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. dnl dnl --------------------------------------------------------------------------- dnl A few macros (the AM_xxx ones) are originally from gettext 0.10.35 (but dnl are modified), and are part of this file due to mechanical limitations of dnl autoconf. dnl --------------------------------------------------------------------------- dnl --------------------------------------------------------------------------- dnl AM_GNU_GETTEXT version: 14 updated: 2015/04/15 19:08:48 dnl -------------- dnl Usage: Just like AM_WITH_NLS, which see. AC_DEFUN([AM_GNU_GETTEXT], [AC_REQUIRE([AC_PROG_MAKE_SET])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([AC_PROG_RANLIB])dnl AC_REQUIRE([AC_HEADER_STDC])dnl AC_REQUIRE([AC_C_INLINE])dnl AC_REQUIRE([AC_TYPE_OFF_T])dnl AC_REQUIRE([AC_TYPE_SIZE_T])dnl AC_REQUIRE([AC_FUNC_ALLOCA])dnl AC_REQUIRE([AC_FUNC_MMAP])dnl AC_REQUIRE([jm_GLIBC21])dnl AC_REQUIRE([CF_PROG_CC])dnl AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h stddef.h \ stdlib.h string.h unistd.h sys/param.h]) AC_CHECK_FUNCS([feof_unlocked fgets_unlocked getcwd getegid geteuid \ getgid getuid mempcpy munmap putenv setenv setlocale stpcpy strchr strcasecmp \ strdup strtoul tsearch __argz_count __argz_stringify __argz_next]) AM_ICONV AM_LANGINFO_CODESET AM_LC_MESSAGES AM_WITH_NLS([$1],[$2],[$3],[$4]) if test "x$CATOBJEXT" != "x"; then if test "x$ALL_LINGUAS" = "x"; then LINGUAS= else AC_MSG_CHECKING(for catalogs to be installed) NEW_LINGUAS= for presentlang in $ALL_LINGUAS; do useit=no for desiredlang in ${LINGUAS-$ALL_LINGUAS}; do # Use the presentlang catalog if desiredlang is # a. equal to presentlang, or # b. a variant of presentlang (because in this case, # presentlang can be used as a fallback for messages # which are not translated in the desiredlang catalog). case "$desiredlang" in ("$presentlang"*) useit=yes;; esac done if test $useit = yes; then NEW_LINGUAS="$NEW_LINGUAS $presentlang" fi done LINGUAS=$NEW_LINGUAS AC_MSG_RESULT($LINGUAS) fi dnl Construct list of names of catalog files to be constructed. if test -n "$LINGUAS"; then for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done fi fi dnl Enable libtool support if the surrounding package wishes it. INTL_LIBTOOL_SUFFIX_PREFIX=ifelse([$1], use-libtool, [l], []) AC_SUBST(INTL_LIBTOOL_SUFFIX_PREFIX) ])dnl dnl --------------------------------------------------------------------------- dnl AM_ICONV version: 12 updated: 2007/07/30 19:12:03 dnl -------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl iconv.m4 dnl ==================== dnl serial AM2 dnl dnl From Bruno Haible. dnl dnl ==================== dnl Modified to use CF_FIND_LINKAGE and CF_ADD_SEARCHPATH, to broaden the dnl range of locations searched. Retain the same cache-variable naming to dnl allow reuse with the other gettext macros -Thomas E Dickey AC_DEFUN([AM_ICONV], [ dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and dnl those with the standalone portable GNU libiconv installed). AC_ARG_WITH([libiconv-prefix], [ --with-libiconv-prefix=DIR search for libiconv in DIR/include and DIR/lib], [ CF_ADD_OPTIONAL_PATH($withval, libiconv) ]) AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ CF_FIND_LINKAGE(CF__ICONV_HEAD, CF__ICONV_BODY, iconv, am_cv_func_iconv=yes, am_cv_func_iconv=["no, consider installing GNU libiconv"])]) if test "$am_cv_func_iconv" = yes; then AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) AC_CACHE_CHECK([if the declaration of iconv() needs const.], am_cv_proto_iconv_const,[ AC_TRY_COMPILE(CF__ICONV_HEAD [ extern #ifdef __cplusplus "C" #endif #if defined(__STDC__) || defined(__cplusplus) size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); #else size_t iconv(); #endif ],[], am_cv_proto_iconv_const=no, am_cv_proto_iconv_const=yes)]) if test "$am_cv_proto_iconv_const" = yes ; then am_cv_proto_iconv_arg1="const" else am_cv_proto_iconv_arg1="" fi AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, [Define as const if the declaration of iconv() needs const.]) fi LIBICONV= if test "$cf_cv_find_linkage_iconv" = yes; then CF_ADD_INCDIR($cf_cv_header_path_iconv) if test -n "$cf_cv_library_file_iconv" ; then LIBICONV="-liconv" CF_ADD_LIBDIR($cf_cv_library_path_iconv) fi fi AC_SUBST(LIBICONV) ])dnl dnl --------------------------------------------------------------------------- dnl AM_LANGINFO_CODESET version: 4 updated: 2015/04/18 08:56:57 dnl ------------------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl codeset.m4 dnl ==================== dnl serial AM1 dnl dnl From Bruno Haible. AC_DEFUN([AM_LANGINFO_CODESET], [ AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, [AC_TRY_LINK([#include ], [char* cs = nl_langinfo(CODESET);], am_cv_langinfo_codeset=yes, am_cv_langinfo_codeset=no) ]) if test $am_cv_langinfo_codeset = yes; then AC_DEFINE(HAVE_LANGINFO_CODESET, 1, [Define if you have and nl_langinfo(CODESET).]) fi ])dnl dnl --------------------------------------------------------------------------- dnl AM_LC_MESSAGES version: 5 updated: 2015/05/10 19:52:14 dnl -------------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl lcmessage.m4 dnl ==================== dnl Check whether LC_MESSAGES is available in . dnl Ulrich Drepper , 1995. dnl dnl This file can be copied and used freely without restrictions. It can dnl be used in projects which are not available under the GNU General Public dnl License or the GNU Library General Public License but which still want dnl to provide support for the GNU gettext functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl dnl serial 2 dnl AC_DEFUN([AM_LC_MESSAGES], [if test $ac_cv_header_locale_h = yes; then AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES, [AC_TRY_LINK([#include ], [return LC_MESSAGES], am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)]) if test $am_cv_val_LC_MESSAGES = yes; then AC_DEFINE(HAVE_LC_MESSAGES, 1, [Define if your file defines LC_MESSAGES.]) fi fi])dnl dnl --------------------------------------------------------------------------- dnl AM_PATH_PROG_WITH_TEST version: 9 updated: 2015/04/15 19:08:48 dnl ---------------------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl progtest.m4 dnl ==================== dnl Search path for a program which passes the given test. dnl Ulrich Drepper , 1996. dnl dnl This file can be copied and used freely without restrictions. It can dnl be used in projects which are not available under the GNU General Public dnl License or the GNU Library General Public License but which still want dnl to provide support for the GNU gettext functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl dnl serial 2 dnl dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) AC_DEFUN([AM_PATH_PROG_WITH_TEST], [# Extract the first word of "$2", so it can be a program name with args. AC_REQUIRE([CF_PATHSEP]) set dummy $2; ac_word=[$]2 AC_MSG_CHECKING([for $ac_word]) AC_CACHE_VAL(ac_cv_path_$1, [case "[$]$1" in ([[\\/]*|?:[\\/]]*) ac_cv_path_$1="[$]$1" # Let the user override the test with a path. ;; (*) IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" for ac_dir in ifelse([$5], , $PATH, [$5]); do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/$ac_word$ac_exeext; then if [$3]; then ac_cv_path_$1="$ac_dir/$ac_word$ac_exeext" break fi fi done IFS="$ac_save_ifs" dnl If no 4th arg is given, leave the cache variable unset, dnl so AC_PATH_PROGS will keep looking. ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" ])dnl ;; esac])dnl $1="$ac_cv_path_$1" if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then AC_MSG_RESULT([$]$1) else AC_MSG_RESULT(no) fi AC_SUBST($1)dnl ])dnl dnl --------------------------------------------------------------------------- dnl AM_WITH_NLS version: 29 updated: 2018/02/21 21:26:03 dnl ----------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl gettext.m4 dnl ==================== dnl Macro to add for using GNU gettext. dnl Ulrich Drepper , 1995. dnl ==================== dnl Modified to use CF_FIND_LINKAGE and CF_ADD_SEARCHPATH, to broaden the dnl range of locations searched. Retain the same cache-variable naming to dnl allow reuse with the other gettext macros -Thomas E Dickey dnl ==================== dnl dnl This file can be copied and used freely without restrictions. It can dnl be used in projects which are not available under the GNU General Public dnl License or the GNU Library General Public License but which still want dnl to provide support for the GNU gettext functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl dnl serial 10 dnl dnl Usage: AM_WITH_NLS([TOOLSYMBOL], [NEEDSYMBOL], [LIBDIR], [ENABLED]). dnl If TOOLSYMBOL is specified and is 'use-libtool', then a libtool library dnl $(top_builddir)/intl/libintl.la will be created (shared and/or static, dnl depending on --{enable,disable}-{shared,static} and on the presence of dnl AM-DISABLE-SHARED). 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/*
 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
 * See LICENSE file for license details.
 */

#include "dwm.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/select.h>
#include <X11/cursorfont.h>
#include <X11/Xatom.h>
#include <X11/Xproto.h>

/* static */

static int (*xerrorxlib)(Display *, XErrorEvent *);
static Bool otherwm;

static void
cleanup()
{
	while(sel) {
		resize(sel, True, TopLeft);
		unmanage(sel);
	}
	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
}

static void
scan()
{
	unsigned int i, num;
	Window *wins, d1, d2;
	XWindowAttributes wa;

	if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
		for(i = 0; i < num; i++) {
			if(!XGetWindowAttributes(dpy, wins[i], &wa))
				continue;
			if(wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
				continue;
			if(wa.map_state == IsViewable)
				manage(wins[i], &wa);
		}
	}
	if(wins)
		XFree(wins);
}

static int
win_property(Window w, Atom a, Atom t, long l, unsigned char **prop)
{
	int status, format;
	unsigned long res, extra;
	Atom real;

	status = XGetWindowProperty(dpy, w, a, 0L, l, False, t, &real, &format,
			&res, &extra, prop);

	if(status != Success || *prop == 0) {
		return 0;
	}
	if(res == 0) {
		free((void *) *prop);
	}
	return res;
}

/*
 * Startup Error handler to check if another window manager
 * is already running.
 */
static int
xerrorstart(Display *dsply, XErrorEvent *ee)
{
	otherwm = True;
	return -1;
}

/* extern */

char stext[1024];
int tsel = DEFTAG;
int screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
unsigned int ntags;
Atom wmatom[WMLast], netatom[NetLast];
Bool running = True;
Bool issel = True;
Client *clients = NULL;
Client *sel = NULL;
Cursor cursor[CurLast];
Display *dpy;
DC dc = {0};
Window root, barwin;

int
getproto(Window w)
{
	int protos = 0;
	int i;
	long res;
	Atom *protocols;

	res = win_property(w, wmatom[WMProtocols], XA_ATOM, 20L,
			((unsigned char **)&protocols));
	if(res <= 0) {
		return protos;
	}
	for(i = 0; i < res; i++) {
		if(protocols[i] == wmatom[WMDelete])
			protos |= PROTODELWIN;
	}
	free((char *) protocols);
	return protos;
}

void
sendevent(Window w, Atom a, long value)
{
	XEvent e;

	e.type = ClientMessage;
	e.xclient.window = w;
	e.xclient.message_type = a;
	e.xclient.format = 32;
	e.xclient.data.l[0] = value;
	e.xclient.data.l[1] = CurrentTime;
	XSendEvent(dpy, w, False, NoEventMask, &e);
	XSync(dpy, False);
}

void
quit(Arg *arg)
{
	running = False;
}

/*
 * There's no way to check accesses to destroyed windows, thus those cases are
 * ignored (especially on UnmapNotify's).  Other types of errors call Xlibs
 * default error handler, which calls exit().
 */
int
xerror(Display *dpy, XErrorEvent *ee)
{
	if(ee->error_code == BadWindow
	|| (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch)
	|| (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable)
	|| (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable)
	|| (ee->request_code == X_PolySegment && ee->error_code == BadDrawable)
	|| (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch)
	|| (ee->request_code == X_GrabKey && ee->error_code == BadAccess))
		return 0;
	fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n",
		ee->request_code, ee->error_code);
	return xerrorxlib(dpy, ee); /* may call exit() */
}

int
main(int argc, char *argv[])
{
	int i;
	unsigned int mask;
	fd_set rd;
	Bool readin = True;
	Window w;
	XEvent ev;
	XSetWindowAttributes wa;

	if(argc == 2 && !strncmp("-v", argv[1], 3)) {
		fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
		exit(EXIT_SUCCESS);
	}
	else if(argc != 1)
		eprint("usage: dwm [-v]\n");

	dpy = XOpenDisplay(0);
	if(!dpy)
		eprint("dwm: cannot open display\n");

	screen = DefaultScreen(dpy);
	root = RootWindow(dpy, screen);

	otherwm = False;
	XSetErrorHandler(xerrorstart);
	/* this causes an error if some other window manager is running */
	XSelectInput(dpy, root, SubstructureRedirectMask);
	XSync(dpy, False);

	if(otherwm)
		eprint("dwm: another window manager is already running\n");

	XSetErrorHandler(NULL);
	xerrorxlib = XSetErrorHandler(xerror);

	/* init atoms */
	wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
	wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
	netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
	netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
	XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
			PropModeReplace, (unsigned char *) netatom, NetLast);

	/* init cursors */
	cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
	cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
	cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);

	grabkeys();
	initrregs();

	for(ntags = 0; tags[ntags]; ntags++);

	/* style */
	dc.bg = getcolor(BGCOLOR);
	dc.fg = getcolor(FGCOLOR);
	dc.border = getcolor(BORDERCOLOR);
	setfont(FONT);

	sx = sy = 0;
	sw = DisplayWidth(dpy, screen);
	sh = DisplayHeight(dpy, screen);
	mw = (sw * MASTERW) / 100;

	wa.override_redirect = 1;
	wa.background_pixmap = ParentRelative;
	wa.event_mask = ButtonPressMask | ExposureMask;

	bx = by = 0;
	bw = sw;
	dc.h = bh = dc.font.height + 4;
	barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen),
			CopyFromParent, DefaultVisual(dpy, screen),
			CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
	XDefineCursor(dpy, barwin, cursor[CurNormal]);
	XMapRaised(dpy, barwin);

	dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
	dc.gc = XCreateGC(dpy, root, 0, 0);

	strcpy(stext, "dwm-"VERSION);
	drawstatus();

	issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);

	wa.event_mask = SubstructureRedirectMask | EnterWindowMask | LeaveWindowMask;
	wa.cursor = cursor[CurNormal];
	XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);

	scan();

	/* main event loop, also reads status text from stdin */
	while(running) {
		FD_ZERO(&rd);
		if(readin)
			FD_SET(STDIN_FILENO, &rd);
		FD_SET(ConnectionNumber(dpy), &rd);

		i = select(ConnectionNumber(dpy) + 1, &rd, 0, 0, 0);
		if(i == -1 && errno == EINTR)
			continue;
		if(i < 0)
			eprint("select failed\n");
		else if(i > 0) {
			if(FD_ISSET(ConnectionNumber(dpy), &rd)) {
				while(XPending(dpy)) {
					XNextEvent(dpy, &ev);
					if(handler[ev.type])
						(handler[ev.type])(&ev); /* call handler */
				}
			}
			if(readin && FD_ISSET(STDIN_FILENO, &rd)) {
				readin = NULL != fgets(stext, sizeof(stext), stdin);
				if(readin)
					stext[strlen(stext) - 1] = 0;
				else 
					strcpy(stext, "broken pipe");
				drawstatus();
			}
		}
	}

	cleanup();
	XCloseDisplay(dpy);

	return 0;
}
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-07-21 16:42:58 +0000
fine to program from list]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52 dnl ---------- dnl "dirname" is not portable, so we fake it with a shell script. AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl dnl --------------------------------------------------------------------------- dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57 dnl --------------- dnl You can always use "make -n" to see the actual options, but it's hard to dnl pick out/analyze warning messages when the compile-line is long. dnl dnl Sets: dnl ECHO_LT - symbol to control if libtool is verbose dnl ECHO_LD - symbol to prefix "cc -o" lines dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o) dnl SHOW_CC - symbol to put before explicit "cc -c" lines dnl ECHO_CC - symbol to put before any "cc" line dnl AC_DEFUN([CF_DISABLE_ECHO],[ AC_MSG_CHECKING(if you want to see long compiling messages) CF_ARG_DISABLE(echo, [ --disable-echo do not display "compiling" commands], [ ECHO_LT='--silent' ECHO_LD='@echo linking [$]@;' RULE_CC='@echo compiling [$]<' SHOW_CC='@echo compiling [$]@' ECHO_CC='@' ],[ ECHO_LT='' ECHO_LD='' RULE_CC='' SHOW_CC='' ECHO_CC='' ]) AC_MSG_RESULT($enableval) AC_SUBST(ECHO_LT) AC_SUBST(ECHO_LD) AC_SUBST(RULE_CC) AC_SUBST(SHOW_CC) AC_SUBST(ECHO_CC) ])dnl dnl --------------------------------------------------------------------------- dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33 dnl --------------------- dnl The rpath-hack makes it simpler to build programs, particularly with the dnl *BSD ports which may have essential libraries in unusual places. But it dnl can interfere with building an executable for the base system. Use this dnl option in that case. AC_DEFUN([CF_DISABLE_RPATH_HACK], [ AC_MSG_CHECKING(if rpath-hack should be disabled) CF_ARG_DISABLE(rpath-hack, [ --disable-rpath-hack don't add rpath options for additional libraries], [cf_disable_rpath_hack=yes], [cf_disable_rpath_hack=no]) AC_MSG_RESULT($cf_disable_rpath_hack) if test "$cf_disable_rpath_hack" = no ; then CF_RPATH_HACK fi ]) dnl --------------------------------------------------------------------------- dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39 dnl -------- dnl Check if 'errno' is declared in AC_DEFUN([CF_ERRNO], [ CF_CHECK_ERRNO(errno) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FANCY_CURSES version: 6 updated: 2012/11/08 20:57:52 dnl --------------- AC_DEFUN([CF_FANCY_CURSES], [ AC_MSG_CHECKING(if curses supports fancy attributes) AC_CACHE_VAL(cf_cv_fancy_curses,[ AC_TRY_LINK([ #include <${cf_cv_ncurses_header:-curses.h}> ], [attrset(A_UNDERLINE|A_BOLD|A_REVERSE); wattrset(stdscr, A_BLINK|A_DIM); attroff(A_BOLD); keypad(stdscr,TRUE); ], [cf_cv_fancy_curses=yes], [cf_cv_fancy_curses=no]) ]) AC_MSG_RESULT($cf_cv_fancy_curses) test $cf_cv_fancy_curses = yes && AC_DEFINE(FANCY_CURSES,1,[Define to 1 if curses supports fancy attributes]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FIND_IPV6_LIBS version: 8 updated: 2015/04/15 19:08:48 dnl ----------------- dnl Based on the IPV6 stack type, look for the corresponding library. AC_DEFUN([CF_FIND_IPV6_LIBS],[ AC_REQUIRE([CF_FIND_IPV6_TYPE]) cf_ipv6lib=none cf_ipv6dir=none AC_MSG_CHECKING(for IPv6 library if required) case $cf_cv_ipv6type in (solaris) ;; (inria) ;; (kame) dnl http://www.kame.net/ cf_ipv6lib=inet6 cf_ipv6dir=v6 ;; (linux-glibc) ;; (linux-libinet6) dnl http://www.v6.linux.or.jp/ cf_ipv6lib=inet6 cf_ipv6dir=inet6 ;; (toshiba) cf_ipv6lib=inet6 cf_ipv6dir=v6 ;; (v6d) cf_ipv6lib=v6 cf_ipv6dir=v6 ;; (zeta) cf_ipv6lib=inet6 cf_ipv6dir=v6 ;; esac AC_MSG_RESULT($cf_ipv6lib) if test "$cf_ipv6lib" != "none"; then AC_TRY_LINK([ #include #include #include #include ], [getaddrinfo(0, 0, 0, 0)],,[ CF_HEADER_PATH(cf_search,$cf_ipv6dir) for cf_incdir in $cf_search do cf_header=$cf_incdir/netinet/ip6.h if test -f $cf_header then CF_ADD_INCDIR($cf_incdir) test -n "$verbose" && echo " ... found $cf_header" 1>&AC_FD_MSG break fi test -n "$verbose" && echo " ... tested $cf_header" 1>&AC_FD_MSG done ]) CF_FIND_LIBRARY([$cf_ipv6lib],[$cf_ipv6dir],[ #include #include #include #include ], [getaddrinfo(0, 0, 0, 0)], [getaddrinfo], noexit) if test $cf_found_library = no ; then AC_MSG_ERROR( [No $cf_ipv6lib library found, cannot continue. You must fetch lib$cf_ipv6lib.a from an appropriate IPv6 kit and compile beforehand.]) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_FIND_IPV6_TYPE version: 6 updated: 2015/04/15 19:08:48 dnl ----------------- AC_DEFUN([CF_FIND_IPV6_TYPE],[ AC_CACHE_CHECK(ipv6 stack type, cf_cv_ipv6type, [ cf_cv_ipv6type=unknown for i in solaris inria kame linux-glibc linux-libinet6 toshiba v6d zeta do case $i in (solaris) if test "SunOS" = "`uname -s`" then if test -f /usr/include/netinet/ip6.h then cf_cv_ipv6type=$i fi fi ;; (inria) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef IPV6_INRIA_VERSION yes #endif], [cf_cv_ipv6type=$i]) ;; (kame) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef __KAME__ yes #endif], [cf_cv_ipv6type=$i]) ;; (linux-glibc) dnl http://www.v6.linux.or.jp/ AC_EGREP_CPP(yes, [ #include #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 yes #endif], [cf_cv_ipv6type=$i]) ;; (linux-libinet6) dnl http://www.v6.linux.or.jp/ if test -d /usr/inet6 then cf_cv_ipv6type=$i elif test -f /usr/include/netinet/ip6.h then cf_cv_ipv6type=$i fi ;; (toshiba) AC_EGREP_CPP(yes, [ #include #ifdef _TOSHIBA_INET6 yes #endif], [cf_cv_ipv6type=$i]) ;; (v6d) AC_EGREP_CPP(yes, [ #include #ifdef __V6D__ yes #endif], [cf_cv_ipv6type=$i]) ;; (zeta) AC_EGREP_CPP(yes, [ #include #ifdef _ZETA_MINAMI_INET6 yes #endif], [cf_cv_ipv6type=$i]) ;; esac if test "$cf_cv_ipv6type" != "unknown"; then break fi done ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54 dnl --------------- dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We dnl prefer a standard location, and use -L options only if we do not find the dnl library in the standard library location(s). dnl $1 = library name dnl $2 = library class, usually the same as library name dnl $3 = includes dnl $4 = code fragment to compile/link dnl $5 = corresponding function-name dnl $6 = flag, nonnull if failure should not cause an error-exit dnl dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had dnl to use a -L option. AC_DEFUN([CF_FIND_LIBRARY], [ eval 'cf_cv_have_lib_'$1'=no' cf_libdir="" AC_CHECK_FUNC($5, eval 'cf_cv_have_lib_'$1'=yes',[ cf_save_LIBS="$LIBS" AC_MSG_CHECKING(for $5 in -l$1) LIBS="-l$1 $LIBS" AC_TRY_LINK([$3],[$4], [AC_MSG_RESULT(yes) eval 'cf_cv_have_lib_'$1'=yes' ], [AC_MSG_RESULT(no) CF_LIBRARY_PATH(cf_search,$2) for cf_libdir in $cf_search do AC_MSG_CHECKING(for -l$1 in $cf_libdir) LIBS="-L$cf_libdir -l$1 $cf_save_LIBS" AC_TRY_LINK([$3],[$4], [AC_MSG_RESULT(yes) eval 'cf_cv_have_lib_'$1'=yes' break], [AC_MSG_RESULT(no) LIBS="$cf_save_LIBS"]) done ]) ]) eval 'cf_found_library=[$]cf_cv_have_lib_'$1 ifelse($6,,[ if test $cf_found_library = no ; then AC_MSG_ERROR(Cannot link $1 library) fi ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57 dnl --------------- dnl Find a library (specifically the linkage used in the code fragment), dnl searching for it if it is not already in the library path. dnl See also CF_ADD_SEARCHPATH. dnl dnl Parameters (4-on are optional): dnl $1 = headers for library entrypoint dnl $2 = code fragment for library entrypoint dnl $3 = the library name without the "-l" option or ".so" suffix. dnl $4 = action to perform if successful (default: update CPPFLAGS, etc) dnl $5 = action to perform if not successful dnl $6 = module name, if not the same as the library name dnl $7 = extra libraries dnl dnl Sets these variables: dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found dnl $cf_cv_header_path_$3 - include-directory if needed dnl $cf_cv_library_path_$3 - library-directory if needed dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3 AC_DEFUN([CF_FIND_LINKAGE],[ # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these # will be set on completion of the AC_TRY_LINK below. cf_cv_header_path_$3= cf_cv_library_path_$3= CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)]) cf_save_LIBS="$LIBS" AC_TRY_LINK([$1],[$2],[ cf_cv_find_linkage_$3=yes cf_cv_header_path_$3=/usr/include cf_cv_library_path_$3=/usr/lib ],[ LIBS="-l$3 $7 $cf_save_LIBS" AC_TRY_LINK([$1],[$2],[ cf_cv_find_linkage_$3=yes cf_cv_header_path_$3=/usr/include cf_cv_library_path_$3=/usr/lib cf_cv_library_file_$3="-l$3" ],[ cf_cv_find_linkage_$3=no LIBS="$cf_save_LIBS" CF_VERBOSE(find linkage for $3 library) CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)]) cf_save_CPPFLAGS="$CPPFLAGS" cf_test_CPPFLAGS="$CPPFLAGS" CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6])) for cf_cv_header_path_$3 in $cf_search do if test -d $cf_cv_header_path_$3 ; then CF_VERBOSE(... testing $cf_cv_header_path_$3) CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3" AC_TRY_COMPILE([$1],[$2],[ CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3) cf_cv_find_linkage_$3=maybe cf_test_CPPFLAGS="$CPPFLAGS" break],[ CPPFLAGS="$cf_save_CPPFLAGS" ]) fi done if test "$cf_cv_find_linkage_$3" = maybe ; then CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)]) cf_save_LIBS="$LIBS" cf_save_LDFLAGS="$LDFLAGS" ifelse([$6],,,[ CPPFLAGS="$cf_test_CPPFLAGS" LIBS="-l$3 $7 $cf_save_LIBS" AC_TRY_LINK([$1],[$2],[ CF_VERBOSE(... found $3 library in system) cf_cv_find_linkage_$3=yes]) CPPFLAGS="$cf_save_CPPFLAGS" LIBS="$cf_save_LIBS" ]) if test "$cf_cv_find_linkage_$3" != yes ; then CF_LIBRARY_PATH(cf_search,$3) for cf_cv_library_path_$3 in $cf_search do if test -d $cf_cv_library_path_$3 ; then CF_VERBOSE(... testing $cf_cv_library_path_$3) CPPFLAGS="$cf_test_CPPFLAGS" LIBS="-l$3 $7 $cf_save_LIBS" LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3" AC_TRY_LINK([$1],[$2],[ CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3) cf_cv_find_linkage_$3=yes cf_cv_library_file_$3="-l$3" break],[ CPPFLAGS="$cf_save_CPPFLAGS" LIBS="$cf_save_LIBS" LDFLAGS="$cf_save_LDFLAGS" ]) fi done CPPFLAGS="$cf_save_CPPFLAGS" LDFLAGS="$cf_save_LDFLAGS" fi else cf_cv_find_linkage_$3=no fi ],$7) ]) LIBS="$cf_save_LIBS" if test "$cf_cv_find_linkage_$3" = yes ; then ifelse([$4],,[ CF_ADD_INCDIR($cf_cv_header_path_$3) CF_ADD_LIBDIR($cf_cv_library_path_$3) CF_ADD_LIB($3) ],[$4]) else ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_FIONBIO version: 3 updated: 2012/11/08 20:57:52 dnl ---------- dnl Check for availability of fcntl versus ioctl(,FIONBIO,). Lynx uses this dnl for Sequent (ptx), and it is needed for OS/2 EMX. AC_DEFUN([CF_FIONBIO], [ AC_CACHE_CHECK(if we should use fcntl or ioctl,cf_cv_fionbio,[ AC_TRY_LINK([ #include #include ],[ int ret = ioctl(0, FIONBIO, (char *)0); ],[cf_cv_fionbio=ioctl],[ AC_TRY_LINK([ #include #if HAVE_FCNTL_H #include #else #if HAVE_SYS_FCNTL_H #include #endif #endif],[ int ret = fcntl(0, F_SETFL, O_NONBLOCK); ], [cf_cv_fionbio=fcntl], [cf_cv_fionbio=unknown])]) ]) test "$cf_cv_fionbio" = "fcntl" && AC_DEFINE(USE_FCNTL,1,[Define to 1 if we should use fcntl]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_CURSES_VERSION version: 7 updated: 2017/05/10 18:31:29 dnl ---------------------- dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS. dnl It's a character string "SVR4", not documented. AC_DEFUN([CF_FUNC_CURSES_VERSION], [ AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[ AC_TRY_RUN([ #include <${cf_cv_ncurses_header:-curses.h}> int main(void) { char temp[1024]; sprintf(temp, "%s\n", curses_version()); ${cf_cv_main_return:-return}(0); }] ,[cf_cv_func_curses_version=yes] ,[cf_cv_func_curses_version=no] ,[cf_cv_func_curses_version=unknown]) rm -f core]) test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function]) ]) dnl --------------------------------------------------------------------------- dnl CF_FUNC_GETADDRINFO version: 9 updated: 2017/05/10 18:31:29 dnl ------------------- dnl Look for a working version of getaddrinfo(), for IPV6 support. AC_DEFUN([CF_FUNC_GETADDRINFO],[ AC_CACHE_CHECK(working getaddrinfo, cf_cv_getaddrinfo,[ AC_TRY_RUN([ #include #include #include #include #include #define expect(a,b) if (strcmp(a,b) != 0) goto bad int main(void) { int passive, gaierr, inet4 = 0, inet6 = 0; struct addrinfo hints, *ai, *aitop; char straddr[INET6_ADDRSTRLEN], strport[16]; for (passive = 0; passive <= 1; passive++) { memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_flags = passive ? AI_PASSIVE : 0; hints.ai_socktype = SOCK_STREAM; if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) { (void)gai_strerror(gaierr); goto bad; } for (ai = aitop; ai; ai = ai->ai_next) { if (ai->ai_addr == NULL || ai->ai_addrlen == 0 || getnameinfo(ai->ai_addr, ai->ai_addrlen, straddr, sizeof(straddr), strport, sizeof(strport), NI_NUMERICHOST|NI_NUMERICSERV) != 0) { goto bad; } switch (ai->ai_family) { case AF_INET: expect(strport, "54321"); if (passive) { expect(straddr, "0.0.0.0"); } else { expect(straddr, "127.0.0.1"); } inet4++; break; case AF_INET6: expect(strport, "54321"); if (passive) { expect(straddr, "::"); } else { expect(straddr, "::1"); } inet6++; break; case AF_UNSPEC: goto bad; break; default: /* another family support? */ break; } } } if (!(inet4 == 0 || inet4 == 2)) goto bad; if (!(inet6 == 0 || inet6 == 2)) goto bad; if (aitop) freeaddrinfo(aitop); ${cf_cv_main_return:-return}(0); bad: if (aitop) freeaddrinfo(aitop); ${cf_cv_main_return:-return}(1); } ], [cf_cv_getaddrinfo=yes], [cf_cv_getaddrinfo=no], [cf_cv_getaddrinfo=unknown]) ]) if test "$cf_cv_getaddrinfo" = yes ; then AC_DEFINE(HAVE_GAI_STRERROR,1,[Define to 1 if we have gai_strerror function]) AC_DEFINE(HAVE_GETADDRINFO,1,[Define to 1 if we have getaddrinfo function]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_LSTAT version: 3 updated: 2012/11/08 20:57:52 dnl ------------- dnl A conventional existence-check for 'lstat' won't work with the Linux dnl version of gcc 2.7.0, since the symbol is defined only within dnl as an inline function. dnl dnl So much for portability. AC_DEFUN([CF_FUNC_LSTAT], [ AC_MSG_CHECKING(for lstat) AC_CACHE_VAL(ac_cv_func_lstat,[ AC_TRY_LINK([ #include #include ], [lstat(".", (struct stat *)0)], [ac_cv_func_lstat=yes], [ac_cv_func_lstat=no]) ]) AC_MSG_RESULT($ac_cv_func_lstat ) if test $ac_cv_func_lstat = yes; then AC_DEFINE(HAVE_LSTAT,1,[Define to 1 if we have lstat]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_SIGACTION version: 3 updated: 2012/11/08 20:57:52 dnl ----------------- dnl Check if we have the sigaction function and related structures. AC_DEFUN([CF_FUNC_SIGACTION],[ AC_CACHE_CHECK(for sigaction and structs,cf_cv_func_sigaction,[ AC_TRY_LINK([ #include #include ], [struct sigaction act; act.sa_handler = SIG_DFL; #ifdef SA_RESTART act.sa_flags |= SA_RESTART; #endif /* SA_RESTART */ sigaction(1, &act, 0); ], [cf_cv_func_sigaction=yes], [cf_cv_func_sigaction=no]) ]) test "$cf_cv_func_sigaction" = yes && AC_DEFINE(HAVE_SIGACTION,1,[Define to 1 if we have sigaction]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_WAIT version: 3 updated: 2012/10/06 08:57:51 dnl ------------ dnl Test for the presence of , 'union wait', arg-type of 'wait()' dnl and/or 'waitpid()'. dnl dnl Note that we cannot simply grep for 'union wait' in the wait.h file, dnl because some Posix systems turn this on only when a BSD variable is dnl defined. dnl dnl I don't use AC_HEADER_SYS_WAIT, because it defines HAVE_SYS_WAIT_H, which dnl would conflict with an attempt to test that header directly. dnl AC_DEFUN([CF_FUNC_WAIT], [ AC_REQUIRE([CF_UNION_WAIT]) if test $cf_cv_type_unionwait = yes; then AC_MSG_CHECKING(if union wait can be used as wait-arg) AC_CACHE_VAL(cf_cv_arg_union_wait,[ AC_TRY_COMPILE($cf_wait_headers, [union wait x; wait(&x)], [cf_cv_arg_union_wait=yes], [cf_cv_arg_union_wait=no]) ]) AC_MSG_RESULT($cf_cv_arg_union_wait) test $cf_cv_arg_union_wait = yes && AC_DEFINE(WAIT_USES_UNION,1,[Define to 1 if wait() uses a union parameter]) AC_MSG_CHECKING(if union wait can be used as waitpid-arg) AC_CACHE_VAL(cf_cv_arg_union_waitpid,[ AC_TRY_COMPILE($cf_wait_headers, [union wait x; waitpid(0, &x, 0)], [cf_cv_arg_union_waitpid=yes], [cf_cv_arg_union_waitpid=no]) ]) AC_MSG_RESULT($cf_cv_arg_union_waitpid) test $cf_cv_arg_union_waitpid = yes && AC_DEFINE(WAITPID_USES_UNION,1,[Define to 1 if waitpid() uses a union parameter]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00 dnl ----------------- dnl Test for availability of useful gcc __attribute__ directives to quiet dnl compiler warnings. Though useful, not all are supported -- and contrary dnl to documentation, unrecognized directives cause older compilers to barf. AC_DEFUN([CF_GCC_ATTRIBUTES], [ if test "$GCC" = yes then cat > conftest.i < conftest.$ac_ext <&AC_FD_CC case $cf_attribute in (printf) cf_printf_attribute=yes cat >conftest.h <conftest.h <conftest.h <>confdefs.h case $cf_attribute in (noreturn) AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc]) ;; (printf) cf_value='/* nothing */' if test "$cf_printf_attribute" != no ; then cf_value='__attribute__((format(printf,fmt,var)))' AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.]) fi AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc]) ;; (scanf) cf_value='/* nothing */' if test "$cf_scanf_attribute" != no ; then cf_value='__attribute__((format(scanf,fmt,var)))' AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.]) fi AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc]) ;; (unused) AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc]) ;; esac fi done else fgrep define conftest.i >>confdefs.h fi rm -rf conftest* fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33 dnl -------------- dnl Find version of gcc AC_DEFUN([CF_GCC_VERSION],[ AC_REQUIRE([AC_PROG_CC]) GCC_VERSION=none if test "$GCC" = yes ; then AC_MSG_CHECKING(version of $CC) GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`" test -z "$GCC_VERSION" && GCC_VERSION=unknown AC_MSG_RESULT($GCC_VERSION) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00 dnl --------------- dnl Check if the compiler supports useful warning options. There's a few that dnl we don't use, simply because they're too noisy: dnl dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) dnl -Wredundant-decls (system headers make this too noisy) dnl -Wtraditional (combines too many unrelated messages, only a few useful) dnl -Wwrite-strings (too noisy, but should review occasionally). This dnl is enabled for ncurses using "--enable-const". dnl -pedantic dnl dnl Parameter: dnl $1 is an optional list of gcc warning flags that a particular dnl application might want to use, e.g., "no-unused" for dnl -Wno-unused dnl Special: dnl If $with_ext_const is "yes", add a check for -Wwrite-strings dnl AC_DEFUN([CF_GCC_WARNINGS], [ AC_REQUIRE([CF_GCC_VERSION]) CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS) cat > conftest.$ac_ext <],[ #ifndef _XOPEN_SOURCE make an error #endif], [cf_cv_gnu_source=no], [cf_save="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" AC_TRY_COMPILE([#include ],[ #ifdef _XOPEN_SOURCE make an error #endif], [cf_cv_gnu_source=no], [cf_cv_gnu_source=yes]) CPPFLAGS="$cf_save" ]) ]) if test "$cf_cv_gnu_source" = yes then AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[ CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" AC_TRY_COMPILE([#include ],[ #ifdef _DEFAULT_SOURCE make an error #endif], [cf_cv_default_source=no], [cf_cv_default_source=yes]) ]) test "$cf_cv_default_source" = yes && CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE" fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48 dnl -------------- dnl Construct a search-list of directories for a nonstandard header-file dnl dnl Parameters dnl $1 = the variable to return as result dnl $2 = the package name AC_DEFUN([CF_HEADER_PATH], [ $1= # collect the current set of include-directories from compiler flags cf_header_path_list="" if test -n "${CFLAGS}${CPPFLAGS}" ; then for cf_header_path in $CPPFLAGS $CFLAGS do case $cf_header_path in (-I*) cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'` CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE) cf_header_path_list="$cf_header_path_list [$]$1" ;; esac done fi # add the variations for the package we are looking for CF_SUBDIR_PATH($1,$2,include) test "$includedir" != NONE && \ test "$includedir" != "/usr/include" && \ test -d "$includedir" && { test -d $includedir && $1="[$]$1 $includedir" test -d $includedir/$2 && $1="[$]$1 $includedir/$2" } test "$oldincludedir" != NONE && \ test "$oldincludedir" != "/usr/include" && \ test -d "$oldincludedir" && { test -d $oldincludedir && $1="[$]$1 $oldincludedir" test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2" } $1="[$]$1 $cf_header_path_list" ])dnl dnl --------------------------------------------------------------------------- dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23 dnl --------------- dnl Insert text into the help-message, for readability, from AC_ARG_WITH. AC_DEFUN([CF_HELP_MESSAGE], [AC_DIVERT_HELP([$1])dnl ])dnl dnl --------------------------------------------------------------------------- dnl CF_INET_ADDR version: 7 updated: 2013/10/08 17:47:05 dnl ------------ dnl For Lynx, check if the libraries we have found give us inet_aton, or dnl inet_addr. If not, try to find the latter function with -lbind or dnl -lresolv, and put that on the end of the libraries, i.e., after the network dnl libraries. dnl dnl FIXME: the inner cases will probably need work on the header files. AC_DEFUN([CF_INET_ADDR],[ AC_CACHE_CHECK(for inet_aton function,cf_cv_have_inet_aton,[ AC_TRY_LINK(CF__INET_HEAD,[inet_aton(0, (struct in_addr *)0)], [cf_cv_have_inet_aton=yes], [cf_cv_have_inet_aton=no])]) if test "$cf_cv_have_inet_aton" = yes ; then AC_DEFINE(HAVE_INET_ATON,1,[Define to 1 if we have inet_aton]) else AC_CACHE_CHECK(for inet_addr function,cf_cv_have_inet_addr,[ AC_TRY_LINK(CF__INET_HEAD,[inet_addr(0)], [cf_cv_have_inet_addr=yes], [cf_cv_have_inet_addr=no])]) if test "$cf_cv_have_inet_addr" = no ; then AC_CACHE_CHECK(for library with inet_addr,cf_cv_lib_inet_addr,[ cf_save_LIBS="$LIBS" for cf_inetlib in -lbind -lresolv do LIBS="$cf_save_LIBS $cf_inetlib" AC_TRY_LINK([#include #include #include #include ],[inet_addr(0)], [cf_cv_lib_inet_addr=$cf_inetlib], [cf_cv_lib_inet_addr=no]) LIBS="$cf_save_LIBS" test "$cf_cv_lib_inet_addr" != no && break done ]) if test "$cf_cv_lib_inet_addr" != no ; then CF_ADD_LIBS($cf_cv_lib_inet_addr) else AC_MSG_WARN(Unable to find library for inet_addr function) fi fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00 dnl ----------------- dnl Check if the given compiler is really the Intel compiler for Linux. It dnl tries to imitate gcc, but does not return an error when it finds a mismatch dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK. dnl dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from dnl the wrappers for gcc and g++ warnings. dnl dnl $1 = GCC (default) or GXX dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS dnl $3 = CFLAGS (default) or CXXFLAGS AC_DEFUN([CF_INTEL_COMPILER],[ AC_REQUIRE([AC_CANONICAL_HOST]) ifelse([$2],,INTEL_COMPILER,[$2])=no if test "$ifelse([$1],,[$1],GCC)" = yes ; then case $host_os in (linux*|gnu*) AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler) cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc" AC_TRY_COMPILE([],[ #ifdef __INTEL_COMPILER #else make an error #endif ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes cf_save_CFLAGS="$cf_save_CFLAGS -we147" ],[]) ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2])) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_LARGEFILE version: 10 updated: 2017/01/21 11:06:25 dnl ------------ dnl Add checks for large file support. AC_DEFUN([CF_LARGEFILE],[ ifdef([AC_FUNC_FSEEKO],[ AC_SYS_LARGEFILE if test "$enable_largefile" != no ; then AC_FUNC_FSEEKO # Normally we would collect these definitions in the config.h, # but (like _XOPEN_SOURCE), some environments rely on having these # defined before any of the system headers are included. Another # case comes up with C++, e.g., on AIX the compiler compiles the # header files by themselves before looking at the body files it is # told to compile. For ncurses, those header files do not include # the config.h test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES " test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE " test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits " AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[ AC_TRY_COMPILE([ #pragma GCC diagnostic error "-Wincompatible-pointer-types" #include #include ],[ /* if transitional largefile support is setup, this is true */ extern struct dirent64 * readdir(DIR *); struct dirent64 *x = readdir((DIR *)0); struct dirent *y = readdir((DIR *)0); int z = x - y; ], [cf_cv_struct_dirent64=yes], [cf_cv_struct_dirent64=no]) ]) test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64]) fi ]) ]) dnl --------------------------------------------------------------------------- dnl CF_LASTLOG version: 5 updated: 2012/10/04 20:12:20 dnl ---------- dnl Check for header defining _PATH_LASTLOG, or failing that, see if the lastlog dnl file exists. AC_DEFUN([CF_LASTLOG], [ AC_CHECK_HEADERS(lastlog.h paths.h) AC_CACHE_CHECK(for lastlog path,cf_cv_path_lastlog,[ AC_TRY_COMPILE([ #include #ifdef HAVE_LASTLOG_H #include #else #ifdef HAVE_PATHS_H #include #endif #endif],[char *path = _PATH_LASTLOG], [cf_cv_path_lastlog="_PATH_LASTLOG"], [if test -f /usr/adm/lastlog ; then cf_cv_path_lastlog=/usr/adm/lastlog else cf_cv_path_lastlog=no fi]) ]) test $cf_cv_path_lastlog != no && AC_DEFINE(USE_LASTLOG,1,[Define to 1 if we can define lastlog pathname]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19 dnl --------------- dnl For the given system and compiler, find the compiler flags to pass to the dnl loader to use the "rpath" feature. AC_DEFUN([CF_LD_RPATH_OPT], [ AC_REQUIRE([CF_CHECK_CACHE]) LD_RPATH_OPT= AC_MSG_CHECKING(for an rpath option) case $cf_cv_system_name in (irix*) if test "$GCC" = yes; then LD_RPATH_OPT="-Wl,-rpath," else LD_RPATH_OPT="-rpath " fi ;; (linux*|gnu*|k*bsd*-gnu|freebsd*) LD_RPATH_OPT="-Wl,-rpath," ;; (openbsd[[2-9]].*|mirbsd*) LD_RPATH_OPT="-Wl,-rpath," ;; (dragonfly*) LD_RPATH_OPT="-rpath " ;; (netbsd*) LD_RPATH_OPT="-Wl,-rpath," ;; (osf*|mls+*) LD_RPATH_OPT="-rpath " ;; (solaris2*) LD_RPATH_OPT="-R" ;; (*) ;; esac AC_MSG_RESULT($LD_RPATH_OPT) case "x$LD_RPATH_OPT" in (x-R*) AC_MSG_CHECKING(if we need a space after rpath option) cf_save_LIBS="$LIBS" CF_ADD_LIBS(${LD_RPATH_OPT}$libdir) AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) LIBS="$cf_save_LIBS" AC_MSG_RESULT($cf_rpath_space) test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT " ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48 dnl --------------- dnl Construct a search-list of directories for a nonstandard library-file dnl dnl Parameters dnl $1 = the variable to return as result dnl $2 = the package name AC_DEFUN([CF_LIBRARY_PATH], [ $1= cf_library_path_list="" if test -n "${LDFLAGS}${LIBS}" ; then for cf_library_path in $LDFLAGS $LIBS do case $cf_library_path in (-L*) cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'` CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE) cf_library_path_list="$cf_library_path_list [$]$1" ;; esac done fi CF_SUBDIR_PATH($1,$2,lib) $1="$cf_library_path_list [$]$1" ])dnl dnl --------------------------------------------------------------------------- dnl CF_LOCALE version: 5 updated: 2012/10/06 11:17:15 dnl --------- dnl Check if we have setlocale() and its header, dnl The optional parameter $1 tells what to do if we do have locale support. AC_DEFUN([CF_LOCALE], [ AC_MSG_CHECKING(for setlocale()) AC_CACHE_VAL(cf_cv_locale,[ AC_TRY_LINK([#include ], [setlocale(LC_ALL, "")], [cf_cv_locale=yes], [cf_cv_locale=no]) ]) AC_MSG_RESULT($cf_cv_locale) test $cf_cv_locale = yes && { ifelse($1,,AC_DEFINE(LOCALE,1,[Define to 1 if we have locale support]),[$1]) } ])dnl dnl --------------------------------------------------------------------------- dnl CF_MAKEFLAGS version: 18 updated: 2018/02/21 21:26:03 dnl ------------ dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make' dnl options to lower-levels. It's very useful for "make -n" -- if we have it. dnl (GNU 'make' does both, something POSIX 'make', which happens to make the dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-) AC_DEFUN([CF_MAKEFLAGS], [ AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[ cf_cv_makeflags='' for cf_option in '-${MAKEFLAGS}' '${MFLAGS}' do cat >cf_makeflags.tmp </dev/null | fgrep -v "ing directory" | sed -e 's,[[ ]]*$,,'` case "$cf_result" in (.*k|.*kw) cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null` case "$cf_result" in (.*CC=*) cf_cv_makeflags= ;; (*) cf_cv_makeflags=$cf_option ;; esac break ;; (.-) ;; (*) CF_MSG_LOG(given option \"$cf_option\", no match \"$cf_result\") ;; esac done rm -f cf_makeflags.tmp ]) AC_SUBST(cf_cv_makeflags) ])dnl dnl --------------------------------------------------------------------------- dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32 dnl ------------ dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have dnl a monocase filesystem. AC_DEFUN([CF_MAKE_TAGS],[ AC_REQUIRE([CF_MIXEDCASE_FILENAMES]) AC_CHECK_PROGS(CTAGS, exctags ctags) AC_CHECK_PROGS(ETAGS, exetags etags) AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no) if test "$cf_cv_mixedcase" = yes ; then AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no) else MAKE_UPPER_TAGS=no fi if test "$MAKE_UPPER_TAGS" = yes ; then MAKE_UPPER_TAGS= else MAKE_UPPER_TAGS="#" fi if test "$MAKE_LOWER_TAGS" = yes ; then MAKE_LOWER_TAGS= else MAKE_LOWER_TAGS="#" fi AC_SUBST(CTAGS) AC_SUBST(ETAGS) AC_SUBST(MAKE_UPPER_TAGS) AC_SUBST(MAKE_LOWER_TAGS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_MATH_LIB version: 9 updated: 2017/01/21 11:06:25 dnl ----------- dnl Checks for libraries. At least one UNIX system, Apple Macintosh dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler dnl AC_CHECK_LIB(m,sin), because that fails for C++. AC_DEFUN([CF_MATH_LIB], [ AC_CACHE_CHECK(if -lm needed for math functions, cf_cv_need_libm,[ AC_TRY_LINK([ #include #include #include ], [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)], [cf_cv_need_libm=no], [cf_cv_need_libm=yes])]) if test "$cf_cv_need_libm" = yes then ifelse($1,,[ CF_ADD_LIB(m) ],[$1=-lm]) fi ]) dnl --------------------------------------------------------------------------- dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00 dnl ---------------------- dnl Check if the file-system supports mixed-case filenames. If we're able to dnl create a lowercase name and see it as uppercase, it doesn't support that. AC_DEFUN([CF_MIXEDCASE_FILENAMES], [ AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ if test "$cross_compiling" = yes ; then case $target_alias in (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) cf_cv_mixedcase=no ;; (*) cf_cv_mixedcase=yes ;; esac else rm -f conftest CONFTEST echo test >conftest if test -f CONFTEST ; then cf_cv_mixedcase=no else cf_cv_mixedcase=yes fi rm -f conftest CONFTEST fi ]) test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32 dnl ---------- dnl Write a debug message to config.log, along with the line number in the dnl configure script. AC_DEFUN([CF_MSG_LOG],[ echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_BROKEN version: 8 updated: 2012/11/08 20:57:52 dnl ----------------- dnl Check for pre-1.9.9g ncurses (among other problems, the most obvious is dnl that color combinations don't work). AC_DEFUN([CF_NCURSES_BROKEN], [ AC_REQUIRE([CF_NCURSES_VERSION]) if test "$cf_cv_ncurses_version" != no ; then AC_MSG_CHECKING(for obsolete/broken version of ncurses) AC_CACHE_VAL(cf_cv_ncurses_broken,[ AC_TRY_COMPILE([ #include <${cf_cv_ncurses_header:-curses.h}>],[ #if defined(NCURSES_VERSION) && defined(wgetbkgd) make an error #else int x = 1 #endif ], [cf_cv_ncurses_broken=no], [cf_cv_ncurses_broken=yes]) ]) AC_MSG_RESULT($cf_cv_ncurses_broken) if test "$cf_cv_ncurses_broken" = yes ; then AC_MSG_WARN(hmm... you should get an up-to-date version of ncurses) AC_DEFINE(NCURSES_BROKEN,1,[Define to 1 if you have an obsolete version of ncurses]) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05 dnl ------------------- dnl Check if we can compile with ncurses' header file dnl $1 is the cache variable to set dnl $2 is the header-file to include dnl $3 is the root name (ncurses or ncursesw) AC_DEFUN([CF_NCURSES_CC_CHECK],[ AC_TRY_COMPILE([ ]ifelse($3,ncursesw,[ #define _XOPEN_SOURCE_EXTENDED #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */ #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */ ])[ #include <$2>],[ #ifdef NCURSES_VERSION ]ifelse($3,ncursesw,[ #ifndef WACS_BSSB make an error #endif ])[ printf("%s\n", NCURSES_VERSION); #else #ifdef __NCURSES_H printf("old\n"); #else make an error #endif #endif ] ,[$1=$2] ,[$1=no]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_CONFIG version: 20 updated: 2018/01/03 04:47:33 dnl ----------------- dnl Tie together the configure-script macros for ncurses, preferring these in dnl order: dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG dnl c) just plain libraries dnl dnl $1 is the root library name (default: "ncurses") AC_DEFUN([CF_NCURSES_CONFIG],[ AC_REQUIRE([CF_PKG_CONFIG]) cf_ncuconfig_root=ifelse($1,,ncurses,$1) cf_have_ncuconfig=no if test "x${PKG_CONFIG:=none}" != xnone; then AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root) if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then AC_MSG_RESULT(yes) AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work) cf_have_ncuconfig=unknown cf_save_CPPFLAGS="$CPPFLAGS" cf_save_LIBS="$LIBS" CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`" CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`) AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);], [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}> int main(void) { char *xx = curses_version(); return (xx == 0); }], [cf_have_ncuconfig=yes], [cf_have_ncuconfig=no], [cf_have_ncuconfig=maybe])], [cf_have_ncuconfig=no]) AC_MSG_RESULT($cf_have_ncuconfig) test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes if test "$cf_have_ncuconfig" != "yes" then CPPFLAGS="$cf_save_CPPFLAGS" LIBS="$cf_save_LIBS" NCURSES_CONFIG_PKG=none else AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) NCURSES_CONFIG_PKG=$cf_ncuconfig_root CF_TERM_HEADER fi else AC_MSG_RESULT(no) NCURSES_CONFIG_PKG=none fi else NCURSES_CONFIG_PKG=none fi if test "x$cf_have_ncuconfig" = "xno"; then cf_ncurses_config="${cf_ncuconfig_root}${NCURSES_CONFIG_SUFFIX}-config"; echo "Looking for ${cf_ncurses_config}" CF_ACVERSION_CHECK(2.52, [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncurses_config} ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)], [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncurses_config} ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)]) if test "$NCURSES_CONFIG" != none ; then CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`" CF_ADD_LIBS(`$NCURSES_CONFIG --libs`) # even with config script, some packages use no-override for curses.h CF_CURSES_HEADER(ifelse($1,,ncurses,$1)) dnl like CF_NCURSES_CPPFLAGS AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) dnl like CF_NCURSES_LIBS CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root) AC_DEFINE_UNQUOTED($cf_nculib_ROOT) dnl like CF_NCURSES_VERSION cf_cv_ncurses_version=`$NCURSES_CONFIG --version` else CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1)) CF_NCURSES_LIBS(ifelse($1,,ncurses,$1)) fi else NCURSES_CONFIG=none fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51 dnl ------------------- dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting dnl the CPPFLAGS variable so we can include its header. dnl dnl The header files may be installed as either curses.h, or ncurses.h (would dnl be obsolete, except that some packagers prefer this name to distinguish it dnl from a "native" curses implementation). If not installed for overwrite, dnl the curses.h file would be in an ncurses subdirectory (e.g., dnl /usr/include/ncurses), but someone may have installed overwriting the dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in dnl the header. dnl dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header dnl is already in the include-path, don't even bother with this, since we cannot dnl easily determine which file it is. In this case, it has to be . dnl dnl The optional parameter gives the root name of the library, in case it is dnl not installed as the default curses library. That is how the dnl wide-character version of ncurses is installed. AC_DEFUN([CF_NCURSES_CPPFLAGS], [AC_REQUIRE([CF_WITH_CURSES_DIR]) AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl cf_ncuhdr_root=ifelse($1,,ncurses,$1) test -n "$cf_cv_curses_dir" && \ test "$cf_cv_curses_dir" != "no" && { \ CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root) } AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[ cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h" ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h" for cf_header in $cf_header_list do CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1) test "$cf_cv_ncurses_h" != no && break done ]) CF_NCURSES_HEADER CF_TERM_HEADER # some applications need this, but should check for NCURSES_VERSION AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) CF_NCURSES_VERSION ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48 dnl ----------------- dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common dnl variations of ncurses' installs. dnl dnl See also CF_CURSES_HEADER, which sets the same cache variable. AC_DEFUN([CF_NCURSES_HEADER],[ if test "$cf_cv_ncurses_h" != no ; then cf_cv_ncurses_header=$cf_cv_ncurses_h else AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[ test -n "$verbose" && echo CF_HEADER_PATH(cf_search,$cf_ncuhdr_root) test -n "$verbose" && echo search path $cf_search cf_save2_CPPFLAGS="$CPPFLAGS" for cf_incdir in $cf_search do CF_ADD_INCDIR($cf_incdir) for cf_header in \ ncurses.h \ curses.h do CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1) if test "$cf_cv_ncurses_h2" != no ; then cf_cv_ncurses_h2=$cf_incdir/$cf_header test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG break fi test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG done CPPFLAGS="$cf_save2_CPPFLAGS" test "$cf_cv_ncurses_h2" != no && break done test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found) ]) CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2) cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2` if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header fi CF_ADD_INCDIR($cf_1st_incdir) fi # Set definitions to allow ifdef'ing for ncurses.h case $cf_cv_ncurses_header in (*ncurses.h) AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h]) ;; esac case $cf_cv_ncurses_header in (ncurses/curses.h|ncurses/ncurses.h) AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h]) ;; (ncursesw/curses.h|ncursesw/ncurses.h) AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h]) ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48 dnl --------------- dnl Look for the ncurses library. This is a little complicated on Linux, dnl because it may be linked with the gpm (general purpose mouse) library. dnl Some distributions have gpm linked with (bsd) curses, which makes it dnl unusable with ncurses. However, we don't want to link with gpm unless dnl ncurses has a dependency, since gpm is normally set up as a shared library, dnl and the linker will record a dependency. dnl dnl The optional parameter gives the root name of the library, in case it is dnl not installed as the default curses library. That is how the dnl wide-character version of ncurses is installed. AC_DEFUN([CF_NCURSES_LIBS], [AC_REQUIRE([CF_NCURSES_CPPFLAGS]) cf_nculib_root=ifelse($1,,ncurses,$1) # This works, except for the special case where we find gpm, but # ncurses is in a nonstandard location via $LIBS, and we really want # to link gpm. cf_ncurses_LIBS="" cf_ncurses_SAVE="$LIBS" AC_CHECK_LIB(gpm,Gpm_Open, [AC_CHECK_LIB(gpm,initscr, [LIBS="$cf_ncurses_SAVE"], [cf_ncurses_LIBS="-lgpm"])]) case $host_os in (freebsd*) # This is only necessary if you are linking against an obsolete # version of ncurses (but it should do no harm, since it's static). if test "$cf_nculib_root" = ncurses ; then AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"]) fi ;; esac CF_ADD_LIBS($cf_ncurses_LIBS) if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) then CF_ADD_LIBS(-l$cf_nculib_root) else CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root, [#include <${cf_cv_ncurses_header:-curses.h}>], [initscr()], initscr) fi if test -n "$cf_ncurses_LIBS" ; then AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS) cf_ncurses_SAVE="$LIBS" for p in $cf_ncurses_LIBS ; do q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"` if test "$q" != "$LIBS" ; then LIBS="$q" fi done AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);], [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no) LIBS="$cf_ncurses_SAVE"]) fi CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root) AC_DEFINE_UNQUOTED($cf_nculib_ROOT) ])dnl dnl --------------------------------------------------------------------------- dnl CF_NCURSES_VERSION version: 15 updated: 2017/05/09 19:26:10 dnl ------------------ dnl Check for the version of ncurses, to aid in reporting bugs, etc. dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi. AC_DEFUN([CF_NCURSES_VERSION], [ AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[ cf_cv_ncurses_version=no cf_tempfile=out$$ rm -f $cf_tempfile AC_TRY_RUN([ #include <${cf_cv_ncurses_header:-curses.h}> #include int main(void) { FILE *fp = fopen("$cf_tempfile", "w"); #ifdef NCURSES_VERSION # ifdef NCURSES_VERSION_PATCH fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH); # else fprintf(fp, "%s\n", NCURSES_VERSION); # endif #else # ifdef __NCURSES_H fprintf(fp, "old\n"); # else make an error # endif #endif ${cf_cv_main_return:-return}(0); }],[ cf_cv_ncurses_version=`cat $cf_tempfile`],,[ # This will not work if the preprocessor splits the line after the # Autoconf token. The 'unproto' program does that. cat > conftest.$ac_ext < #undef Autoconf #ifdef NCURSES_VERSION Autoconf NCURSES_VERSION #else #ifdef __NCURSES_H Autoconf "old" #endif ; #endif EOF cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out" AC_TRY_EVAL(cf_try) if test -f conftest.out ; then cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'` test -n "$cf_out" && cf_cv_ncurses_version="$cf_out" rm -f conftest.out fi ]) rm -f $cf_tempfile ]) test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_NETLIBS version: 11 updated: 2015/04/15 19:08:48 dnl ---------- dnl After checking for functions in the default $LIBS, make a further check dnl for the functions that are netlib-related (these aren't always in the dnl libc, etc., and have to be handled specially because there are conflicting dnl and broken implementations. dnl Common library requirements (in order): dnl -lresolv -lsocket -lnsl dnl -lnsl -lsocket dnl -lsocket dnl -lbsd dnl -lnetwork AC_DEFUN([CF_NETLIBS],[ cf_test_netlibs=no AC_MSG_CHECKING(for network libraries) AC_CACHE_VAL(cf_cv_netlibs,[ AC_MSG_RESULT(working...) cf_cv_netlibs="" cf_test_netlibs=yes case $host_os in (mingw*) AC_CHECK_HEADERS( windows.h winsock.h winsock2.h ) if test "$ac_cv_header_winsock2_h" = "yes" ; then cf_winsock_lib="-lws2_32" elif test "$ac_cv_header_winsock_h" = "yes" ; then cf_winsock_lib="-lwsock32" fi cf_save_LIBS="$LIBS" CF_ADD_LIBS($cf_winsock_lib) AC_TRY_LINK([ #ifdef HAVE_WINDOWS_H #undef WIN32_LEAN_AND_MEAN #define WIN32_LEAN_AND_MEAN #include #ifdef HAVE_WINSOCK2_H #include #else #ifdef HAVE_WINSOCK_H #include #endif #endif #endif ],[ char buffer[1024]; gethostname(buffer, sizeof(buffer));], [cf_cv_netlibs="$cf_winsock_lib $cf_cv_netlibs"], [AC_MSG_ERROR(Cannot link against winsock library)]) LIBS="$cf_save_LIBS" ;; (*) AC_CHECK_FUNCS(gethostname,,[ CF_RECHECK_FUNC(gethostname,nsl,cf_cv_netlibs,[ CF_RECHECK_FUNC(gethostname,socket,cf_cv_netlibs)])]) AC_CHECK_LIB(inet, main, cf_cv_netlibs="-linet $cf_cv_netlibs") if test "$ac_cv_func_lsocket" != no ; then AC_CHECK_FUNCS(socket,,[ CF_RECHECK_FUNC(socket,socket,cf_cv_netlibs,[ CF_RECHECK_FUNC(socket,bsd,cf_cv_netlibs)])]) fi AC_CHECK_FUNCS(gethostbyname,,[ CF_RECHECK_FUNC(gethostbyname,nsl,cf_cv_netlibs)]) AC_CHECK_FUNCS(inet_ntoa,,[ CF_RECHECK_FUNC(inet_ntoa,nsl,cf_cv_netlibs)]) AC_CHECK_FUNCS(gethostbyname,,[ CF_RECHECK_FUNC(gethostbyname,network,cf_cv_netlibs)]) AC_CHECK_FUNCS(strcasecmp,,[ CF_RECHECK_FUNC(strcasecmp,resolv,cf_cv_netlibs)]) ;; esac ]) case $cf_cv_netlibs in (*ws2_32*) AC_DEFINE(USE_WINSOCK2_H,1,[Define to 1 if we should include winsock2.h]) ;; esac CF_ADD_LIBS($cf_cv_netlibs) test $cf_test_netlibs = no && echo "$cf_cv_netlibs" >&AC_FD_MSG ])dnl dnl --------------------------------------------------------------------------- dnl CF_NGROUPS version: 4 updated: 2012/11/08 20:57:52 dnl ---------- dnl Check for the symbol NGROUPS AC_DEFUN([CF_NGROUPS], [ AC_MSG_CHECKING(if NGROUPS is defined) AC_CACHE_VAL(cf_cv_ngroups,[ AC_TRY_COMPILE([ #if HAVE_SYS_PARAM_H #include #endif #if HAVE_LIMITS_H #include #endif ],[int x = NGROUPS], [cf_cv_ngroups=yes], [AC_TRY_COMPILE([ #if HAVE_SYS_PARAM_H #include #endif #if HAVE_LIMITS_H #include #endif ],[int x = NGROUPS_MAX], [cf_cv_ngroups=NGROUPS_MAX], [cf_cv_ngroups=no]) ]) AC_MSG_RESULT($cf_cv_ngroups) ]) if test "$cf_cv_ngroups" = no ; then AC_DEFINE(NGROUPS,16,[Define to maximum number of groups]) elif test "$cf_cv_ngroups" = NGROUPS_MAX ; then AC_DEFINE(NGROUPS,NGROUPS_MAX) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_NO_LEAKS_OPTION version: 6 updated: 2015/04/12 15:39:00 dnl ------------------ dnl see CF_WITH_NO_LEAKS AC_DEFUN([CF_NO_LEAKS_OPTION],[ AC_MSG_CHECKING(if you want to use $1 for testing) AC_ARG_WITH($1, [$2], [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[ $4 ]) : ${with_cflags:=-g} : ${with_no_leaks:=yes} with_$1=yes], [with_$1=]) AC_MSG_RESULT(${with_$1:-no}) case .$with_cflags in (.*-g*) case .$CFLAGS in (.*-g*) ;; (*) CF_ADD_CFLAGS([-g]) ;; esac ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_NSS_COMPAT version: 5 updated: 2015/04/15 19:08:48 dnl ------------- dnl Check for NSS compatible SSL libraries dnl $1 = the [optional] directory in which the library may be found AC_DEFUN([CF_NSS_COMPAT],[ check=`pkg-config --version 2>/dev/null` if test -n "$check" ; then cf_ssl_library=`pkg-config --libs nss` cf_ssl_cflags=`pkg-config --cflags nss` else # Without pkg-config, we'll kludge in some defaults cf_ssl_library="-lssl3 -lsmime3 -lnss3 -lplds4 -lplc4 -lnspr4 -lpthread -ldl" cf_ssl_cflags="-I/usr/include/nss3 -I/usr/include/nspr4" fi cf_ssl_library="-lnss_compat_ossl $cf_ssl_library" case "$1" in (no) cf_ssl_root= ;; (yes) AC_CHECK_LIB(nss_compat_ossl, SSL_get_version,[],[ cf_ssl_root=/usr/local/nss_compat_ossl if test -d $cf_ssl_root ; then CF_VERBOSE(assume it is in $cf_ssl_root) cf_ssl_library="-L$cf_ssl_root/lib $cf_ssl_library" else AC_MSG_ERROR(cannot find NSS compilant libraries) fi ], [-lnss_compat_ossl]) ;; (*) if test -d $1 ; then if test -d $1/include ; then cf_ssl_root=$1 elif test -d $1/../include ; then cf_ssl_root=$1/.. else AC_MSG_ERROR(cannot find NSS compilant library under $1) fi cf_ssl_library="-L$cf_ssl_root/lib $cf_ssl_library" else AC_MSG_WARN(expected a directory: $1) fi ;; esac CF_ADD_LIBS($cf_ssl_library) cf_ssl_subincs=yes if test -n "$cf_ssl_root" ; then if test -d $cf_ssl_root/include ; then cf_ssl_cflags="-I$cf_ssl_root/include $cf_ssl_cflags" test -d $cf_ssl_root/include/nss_compat_ossl || cf_ssl_subincs=no fi fi CF_ADD_CFLAGS($cf_ssl_cflags) if test "$cf_ssl_subincs" = yes ; then AC_MSG_CHECKING(for NSS compilant include directory) AC_TRY_COMPILE([ #include #include ], [SSL_shutdown((SSL *)0)], [cf_ssl_incl=yes], [cf_ssl_incl=no]) AC_MSG_RESULT($cf_ssl_incl) test "$cf_ssl_incl" = yes && AC_DEFINE(USE_NSS_COMPAT_INCL,1,[Define to 1 if we should use nss compatibility header]) fi AC_MSG_CHECKING(if we can link to NSS compilant library) AC_TRY_LINK([ #include #ifdef USE_NSS_COMPAT_INCL #include #else #include #endif ], [SSL_shutdown((SSL *)0)], [cf_ssl_library=yes], [cf_ssl_library=no]) AC_MSG_RESULT($cf_ssl_library) if test "$cf_ssl_library" = yes ; then AC_DEFINE(USE_SSL,1,[Define to 1 if we should use SSL]) AC_DEFINE(USE_X509_SUPPORT,1,[Define to 1 if the SSL library provides X509 support]) else AC_MSG_ERROR(Cannot link with NSS compilant libraries) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_OUR_MESSAGES version: 7 updated: 2004/09/12 19:45:55 dnl --------------- dnl Check if we use the messages included with this program dnl dnl $1 specifies either Makefile or makefile, defaulting to the former. dnl dnl Sets variables which can be used to substitute in makefiles: dnl MSG_DIR_MAKE - to make ./po directory dnl SUB_MAKEFILE - makefile in ./po directory (see CF_BUNDLED_INTL) dnl AC_DEFUN([CF_OUR_MESSAGES], [ cf_makefile=ifelse($1,,Makefile,$1) use_our_messages=no if test "$USE_NLS" = yes ; then if test -d $srcdir/po ; then AC_MSG_CHECKING(if we should use included message-library) AC_ARG_ENABLE(included-msgs, [ --disable-included-msgs use included messages, for i18n support], [use_our_messages=$enableval], [use_our_messages=yes]) fi AC_MSG_RESULT($use_our_messages) fi MSG_DIR_MAKE="#" if test "$use_our_messages" = yes then SUB_MAKEFILE="$SUB_MAKEFILE po/$cf_makefile.in:$srcdir/po/$cf_makefile.inn" MSG_DIR_MAKE= fi AC_SUBST(MSG_DIR_MAKE) AC_SUBST(SUB_MAKEFILE) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00 dnl ---------- dnl Provide a value for the $PATH and similar separator (or amend the value dnl as provided in autoconf 2.5x). AC_DEFUN([CF_PATHSEP], [ AC_MSG_CHECKING(for PATH separator) case $cf_cv_system_name in (os2*) PATH_SEPARATOR=';' ;; (*) ${PATH_SEPARATOR:=':'} ;; esac ifelse([$1],,,[$1=$PATH_SEPARATOR]) AC_SUBST(PATH_SEPARATOR) AC_MSG_RESULT($PATH_SEPARATOR) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PATH_PROG version: 9 updated: 2012/10/04 20:12:20 dnl ------------ dnl Check for a given program, defining corresponding symbol. dnl $1 = environment variable, which is suffixed by "_PATH" in the #define. dnl $2 = program name to find. dnl $3 = optional list of additional program names to test. dnl dnl If there is more than one token in the result, #define the remaining tokens dnl to $1_ARGS. We need this for 'install' in particular. dnl dnl FIXME: we should allow this to be overridden by environment variables dnl AC_DEFUN([CF_PATH_PROG],[ AC_REQUIRE([CF_PATHSEP]) test -z "[$]$1" && $1=$2 AC_PATH_PROGS($1,[$]$1 $2 $3,[$]$1) cf_path_prog="" cf_path_args="" IFS="${IFS:- }"; cf_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR" for cf_temp in $ac_cv_path_$1 do if test -z "$cf_path_prog" ; then if test "$with_full_paths" = yes ; then CF_PATH_SYNTAX(cf_temp,break) cf_path_prog="$cf_temp" else cf_path_prog="`basename $cf_temp`" fi elif test -z "$cf_path_args" ; then cf_path_args="$cf_temp" else cf_path_args="$cf_path_args $cf_temp" fi done IFS="$cf_save_ifs" if test -n "$cf_path_prog" ; then CF_MSG_LOG(defining path for ${cf_path_prog}) AC_DEFINE_UNQUOTED($1_PATH,"$cf_path_prog",Define to pathname $1) test -n "$cf_path_args" && AC_DEFINE_UNQUOTED($1_ARGS,"$cf_path_args",Define to provide args for $1) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57 dnl -------------- dnl Check the argument to see that it looks like a pathname. Rewrite it if it dnl begins with one of the prefix/exec_prefix variables, and then again if the dnl result begins with 'NONE'. This is necessary to work around autoconf's dnl delayed evaluation of those symbols. AC_DEFUN([CF_PATH_SYNTAX],[ if test "x$prefix" != xNONE; then cf_path_syntax="$prefix" else cf_path_syntax="$ac_default_prefix" fi case ".[$]$1" in (.\[$]\(*\)*|.\'*\'*) ;; (..|./*|.\\*) ;; (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX ;; (.\[$]{*prefix}*|.\[$]{*dir}*) eval $1="[$]$1" case ".[$]$1" in (.NONE/*) $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` ;; esac ;; (.no|.NONE/*) $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` ;; (*) ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_PDCURSES_W32 version: 1 updated: 2013/10/07 06:13:11 dnl --------------- dnl Configure for PDCurses' Win32 library, checking for definitions as well dnl which are needed to use its header file correctly. AC_DEFUN([CF_PDCURSES_W32],[ AC_CHECK_LIB(pdcurses,initscr,[ CF_ADD_LIBS(-lpdcurses) cf_cv_term_header=no cf_cv_unctrl_header=no AC_CHECK_FUNC(winwstr,[AC_DEFINE(PDC_WIDE)]) AC_CHECK_FUNC(pdcurses_dll_iname,[AC_DEFINE(PDC_DLL_BUILD)]) ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58 dnl --------------- dnl Configure for PDCurses' X11 library AC_DEFUN([CF_PDCURSES_X11],[ AC_REQUIRE([CF_X_ATHENA]) CF_ACVERSION_CHECK(2.52, [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)], [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)]) if test "$XCURSES_CONFIG" != none ; then CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`" CF_ADD_LIBS(`$XCURSES_CONFIG --libs`) cf_cv_lib_XCurses=yes else LDFLAGS="$LDFLAGS $X_LIBS" CF_CHECK_CFLAGS($X_CFLAGS) AC_CHECK_LIB(X11,XOpenDisplay, [CF_ADD_LIBS(-lX11)],, [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS]) AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[ CF_ADD_LIBS(-lXCurses) AC_TRY_LINK([ #include char *XCursesProgramName = "test"; ],[XCursesExit();], [cf_cv_lib_XCurses=yes], [cf_cv_lib_XCurses=no]) ]) fi if test $cf_cv_lib_XCurses = yes ; then AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix]) AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix]) AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix])) else AC_MSG_ERROR(Cannot link with XCurses) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58 dnl ------------- dnl Check for the package-config program, unless disabled by command-line. AC_DEFUN([CF_PKG_CONFIG], [ AC_MSG_CHECKING(if you want to use pkg-config) AC_ARG_WITH(pkg-config, [ --with-pkg-config{=path} enable/disable use of pkg-config], [cf_pkg_config=$withval], [cf_pkg_config=yes]) AC_MSG_RESULT($cf_pkg_config) case $cf_pkg_config in (no) PKG_CONFIG=none ;; (yes) CF_ACVERSION_CHECK(2.52, [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)], [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)]) ;; (*) PKG_CONFIG=$withval ;; esac test -z "$PKG_CONFIG" && PKG_CONFIG=none if test "$PKG_CONFIG" != none ; then CF_PATH_SYNTAX(PKG_CONFIG) elif test "x$cf_pkg_config" != xno ; then AC_MSG_WARN(pkg-config is not installed) fi AC_SUBST(PKG_CONFIG) ])dnl dnl --------------------------------------------------------------------------- dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00 dnl ----------------- dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. dnl dnl POSIX.1-1990 _POSIX_SOURCE dnl POSIX.1-1990 and _POSIX_SOURCE and dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2 dnl Bindings Option dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L dnl X/Open 2000 _POSIX_C_SOURCE=200112L dnl dnl Parameters: dnl $1 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_POSIX_C_SOURCE], [ cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1]) cf_save_CFLAGS="$CFLAGS" cf_save_CPPFLAGS="$CPPFLAGS" CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE) CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE) AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[ CF_MSG_LOG(if the symbol is already defined go no further) AC_TRY_COMPILE([#include ],[ #ifndef _POSIX_C_SOURCE make an error #endif], [cf_cv_posix_c_source=no], [cf_want_posix_source=no case .$cf_POSIX_C_SOURCE in (.[[12]]??*) cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" ;; (.2) cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" cf_want_posix_source=yes ;; (.*) cf_want_posix_source=yes ;; esac if test "$cf_want_posix_source" = yes ; then AC_TRY_COMPILE([#include ],[ #ifdef _POSIX_SOURCE make an error #endif],[], cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE") fi CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) CFLAGS="$cf_trim_CFLAGS" CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" CF_MSG_LOG(if the second compile does not leave our definition intact error) AC_TRY_COMPILE([#include ],[ #ifndef _POSIX_C_SOURCE make an error #endif],, [cf_cv_posix_c_source=no]) CFLAGS="$cf_save_CFLAGS" CPPFLAGS="$cf_save_CPPFLAGS" ]) ]) if test "$cf_cv_posix_c_source" != no ; then CFLAGS="$cf_trim_CFLAGS" CPPFLAGS="$cf_trim_CPPFLAGS" CF_ADD_CFLAGS($cf_cv_posix_c_source) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22 dnl ---------- dnl Check for archiver "ar". AC_DEFUN([CF_PROG_AR],[ AC_CHECK_TOOL(AR, ar, ar) ]) dnl --------------------------------------------------------------------------- dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58 dnl ---------- dnl standard check for CC, plus followup sanity checks dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name AC_DEFUN([CF_PROG_CC],[ ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)]) CF_GCC_VERSION CF_ACVERSION_CHECK(2.52, [AC_PROG_CC_STDC], [CF_ANSI_CC_REQD]) CF_CC_ENV_FLAGS ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_CPP_COMMENTS version: 1 updated: 2017/07/02 14:31:07 dnl -------------------- dnl Ask for preprocessor "-C" option if we can get it. AC_DEFUN([CF_PROG_CPP_COMMENTS],[ AC_REQUIRE([AC_PROG_CPP]) AC_MSG_CHECKING(if preprocessor -C option works) AC_CACHE_VAL(cf_cv_prog_cpp_comments,[ cf_cv_prog_cpp_comments=no cat >conftest.c <conftest.i 2>/dev/null ) then if ( grep COMMENT conftest.i >/dev/null 2>/dev/null ) then cf_cv_prog_cpp_comments=yes fi fi rm -f conftest.[[ci]] ]) AC_MSG_RESULT($cf_cv_prog_cpp_comments) if test x$cf_cv_prog_cpp_comments = xyes then CPP="$CPP -C" fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_EXT version: 13 updated: 2015/04/18 09:03:58 dnl ----------- dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. AC_DEFUN([CF_PROG_EXT], [ AC_REQUIRE([CF_CHECK_CACHE]) case $cf_cv_system_name in (os2*) CFLAGS="$CFLAGS -Zmt" CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" CXXFLAGS="$CXXFLAGS -Zmt" # autoconf's macro sets -Zexe and suffix both, which conflict:w LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" ac_cv_exeext=.exe ;; esac AC_EXEEXT AC_OBJEXT PROG_EXT="$EXEEXT" AC_SUBST(PROG_EXT) test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_LINT version: 3 updated: 2016/05/22 15:25:54 dnl ------------ AC_DEFUN([CF_PROG_LINT], [ AC_CHECK_PROGS(LINT, lint cppcheck splint) AC_SUBST(LINT_OPTS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_RANLIB version: 1 updated: 2009/01/01 20:15:22 dnl -------------- dnl Check for ranlib. dnl dnl TODO: make this conditionally depend on autoconf version, since the later dnl versions of autoconf use check-tool. AC_DEFUN([CF_PROG_RANLIB],[ AC_CHECK_TOOL(RANLIB, ranlib, ':') ]) dnl --------------------------------------------------------------------------- dnl CF_RECHECK_FUNC version: 3 updated: 2000/10/18 19:29:13 dnl --------------- dnl Re-check on a function to see if we can pick it up by adding a library. dnl $1 = function to check dnl $2 = library to check in dnl $3 = environment to update (e.g., $LIBS) dnl $4 = what to do if this fails dnl dnl This uses 'unset' if the shell happens to support it, but leaves the dnl configuration variable set to 'unknown' if not. This is a little better dnl than the normal autoconf test, which gives misleading results if a test dnl for the function is made (e.g., with AC_CHECK_FUNC) after this macro is dnl used (autoconf does not distinguish between a null token and one that is dnl set to 'no'). AC_DEFUN([CF_RECHECK_FUNC],[ AC_CHECK_LIB($2,$1,[ CF_UPPER(cf_tr_func,$1) AC_DEFINE_UNQUOTED(HAVE_$cf_tr_func) ac_cv_func_$1=yes if test "$cf_used_lib_$2" != yes ; then cf_used_lib_$2=yes; $3="-l$2 [$]$3"; fi],[ ac_cv_func_$1=unknown unset ac_cv_func_$1 2>/dev/null $4], [[$]$3]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_REMOVE_BROKEN version: 4 updated: 2012/11/08 20:57:52 dnl ---------------- dnl Check for broken definition of 'remove()'. This is (in particular) broken dnl on the older version of SCO (I'd cite version if I knew where to look) by dnl having #define remove to __unlink, which appears in no library. dnl dnl Fortuitously, we can combine this with a more general test: do we have dnl 'unlink()' but no 'remove()'. Note, however, that we cannot simply #define dnl remove to unlink, but have to make a fallback function. dnl AC_DEFUN([CF_REMOVE_BROKEN], [ AC_MSG_CHECKING(for broken/missing definition of remove) AC_CACHE_VAL(cf_cv_baddef_remove,[ AC_TRY_LINK( [#include ], [remove("dummy")], [cf_cv_baddef_remove=no], [AC_TRY_LINK( [#include int __unlink(name) { return unlink(name); } ], [remove("dummy")], [cf_cv_baddef_remove=yes], [cf_cv_baddef_remove=unknown]) ]) ]) AC_MSG_RESULT($cf_cv_baddef_remove) test "$cf_cv_baddef_remove" != no && AC_DEFINE(NEED_REMOVE,1,[Define to 1 if we should use remove rather than unlink]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50 dnl ---------------- dnl Remove all -U and -D options that refer to the given symbol from a list dnl of C compiler options. This works around the problem that not all dnl compilers process -U and -D options from left-to-right, so a -U option dnl cannot be used to cancel the effect of a preceding -D option. dnl dnl $1 = target (which could be the same as the source variable) dnl $2 = source (including '$') dnl $3 = symbol to remove define([CF_REMOVE_DEFINE], [ $1=`echo "$2" | \ sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \ -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'` ])dnl dnl --------------------------------------------------------------------------- dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00 dnl ------------- AC_DEFUN([CF_RPATH_HACK], [ AC_REQUIRE([CF_LD_RPATH_OPT]) AC_MSG_CHECKING(for updated LDFLAGS) if test -n "$LD_RPATH_OPT" ; then AC_MSG_RESULT(maybe) AC_CHECK_PROGS(cf_ldd_prog,ldd,no) cf_rpath_list="/usr/lib /lib" if test "$cf_ldd_prog" != no then cf_rpath_oops= AC_TRY_LINK([#include ], [printf("Hello");], [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq` cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`]) # If we passed the link-test, but get a "not found" on a given library, # this could be due to inept reconfiguration of gcc to make it only # partly honor /usr/local/lib (or whatever). Sometimes this behavior # is intentional, e.g., installing gcc in /usr/bin and suppressing the # /usr/local libraries. if test -n "$cf_rpath_oops" then for cf_rpath_src in $cf_rpath_oops do for cf_rpath_dir in \ /usr/local \ /usr/pkg \ /opt/sfw do if test -f $cf_rpath_dir/lib/$cf_rpath_src then CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src) LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib" break fi done done fi fi CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS) CF_RPATH_HACK_2(LDFLAGS) CF_RPATH_HACK_2(LIBS) CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS) else AC_MSG_RESULT(no) fi AC_SUBST(EXTRA_LDFLAGS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_RPATH_HACK_2 version: 7 updated: 2015/04/12 15:39:00 dnl --------------- dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to dnl EXTRA_LDFLAGS for each -L option found. dnl dnl $cf_rpath_list contains a list of directories to ignore. dnl dnl $1 = variable name to update. The LDFLAGS variable should be the only one, dnl but LIBS often has misplaced -L options. AC_DEFUN([CF_RPATH_HACK_2], [ CF_VERBOSE(...checking $1 [$]$1) cf_rpath_dst= for cf_rpath_src in [$]$1 do case $cf_rpath_src in (-L*) # check if this refers to a directory which we will ignore cf_rpath_skip=no if test -n "$cf_rpath_list" then for cf_rpath_item in $cf_rpath_list do if test "x$cf_rpath_src" = "x-L$cf_rpath_item" then cf_rpath_skip=yes break fi done fi if test "$cf_rpath_skip" = no then # transform the option if test "$LD_RPATH_OPT" = "-R " ; then cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"` else cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"` fi # if we have not already added this, add it now cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"` if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS" then CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp) EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS" fi fi ;; esac cf_rpath_dst="$cf_rpath_dst $cf_rpath_src" done $1=$cf_rpath_dst CF_VERBOSE(...checked $1 [$]$1) AC_SUBST(EXTRA_LDFLAGS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SET_ERRNO version: 6 updated: 2017/05/10 18:31:29 dnl ------------ dnl Check if 'errno' is declared in a fashion that lets us set it. AC_DEFUN([CF_SET_ERRNO], [ AC_CACHE_CHECK(if we can set errno,cf_cv_set_errno,[ AC_TRY_RUN([ #include int main(void) { errno = 255; ${cf_cv_main_return:-return}(errno != 255); }], [cf_cv_set_errno=yes], [cf_cv_set_errno=no], [AC_TRY_LINK( [#include ], [errno = 255], [cf_cv_set_errno=maybe], [cf_cv_set_errno=no])]) ]) test "$cf_cv_set_errno" != no && AC_DEFINE(CAN_SET_ERRNO,1,[Define to 1 if we can set errno]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09 dnl ----------- dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all dnl programs need this test). dnl dnl This is really a MacOS X 10.4.3 workaround. Defining _POSIX_C_SOURCE dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct dnl winsize declaration is left alone - we may revisit this if Apple choose to dnl break that part of the interface as well. AC_DEFUN([CF_SIGWINCH], [ AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[ AC_TRY_COMPILE([ #include #include ],[int x = SIGWINCH], [cf_cv_define_sigwinch=yes], [AC_TRY_COMPILE([ #undef _XOPEN_SOURCE #undef _POSIX_SOURCE #undef _POSIX_C_SOURCE #include #include ],[int x = SIGWINCH], [cf_cv_define_sigwinch=maybe], [cf_cv_define_sigwinch=no]) ]) ]) if test "$cf_cv_define_sigwinch" = maybe ; then AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[ cf_cv_fixup_sigwinch=unknown cf_sigwinch=32 while test $cf_sigwinch != 1 do AC_TRY_COMPILE([ #undef _XOPEN_SOURCE #undef _POSIX_SOURCE #undef _POSIX_C_SOURCE #include #include ],[ #if SIGWINCH != $cf_sigwinch make an error #endif int x = SIGWINCH], [cf_cv_fixup_sigwinch=$cf_sigwinch break]) cf_sigwinch=`expr $cf_sigwinch - 1` done ]) if test "$cf_cv_fixup_sigwinch" != unknown ; then CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch" fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SIZECHANGE version: 11 updated: 2015/04/18 08:56:57 dnl ------------- dnl Check for definitions & structures needed for window size-changing dnl FIXME: check that this works with "snake" (HP-UX 10.x) AC_DEFUN([CF_SIZECHANGE], [ AC_REQUIRE([CF_STRUCT_TERMIOS]) AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[ cf_cv_sizechange=unknown cf_save_CPPFLAGS="$CPPFLAGS" for cf_opts in "" "NEED_PTEM_H" do CPPFLAGS="$cf_save_CPPFLAGS" test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts" AC_TRY_COMPILE([#include #ifdef HAVE_TERMIOS_H #include #else #ifdef HAVE_TERMIO_H #include #endif #endif #ifdef NEED_PTEM_H /* This is a workaround for SCO: they neglected to define struct winsize in * termios.h -- it's only in termio.h and ptem.h */ #include #include #endif #if !defined(sun) || !defined(HAVE_TERMIOS_H) #include #endif ],[ #ifdef TIOCGSIZE struct ttysize win; /* FIXME: what system is this? */ int y = win.ts_lines; int x = win.ts_cols; #else #ifdef TIOCGWINSZ struct winsize win; int y = win.ws_row; int x = win.ws_col; #else no TIOCGSIZE or TIOCGWINSZ #endif /* TIOCGWINSZ */ #endif /* TIOCGSIZE */ ], [cf_cv_sizechange=yes], [cf_cv_sizechange=no]) CPPFLAGS="$cf_save_CPPFLAGS" if test "$cf_cv_sizechange" = yes ; then echo "size-change succeeded ($cf_opts)" >&AC_FD_CC test -n "$cf_opts" && cf_cv_sizechange="$cf_opts" break fi done ]) if test "$cf_cv_sizechange" != no ; then AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided]) case $cf_cv_sizechange in (NEED*) AC_DEFINE_UNQUOTED($cf_cv_sizechange ) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SLANG_CPPFLAGS version: 11 updated: 2015/04/15 19:08:48 dnl ----------------- dnl Look for the slang header files in the standard places, adjusting the dnl CPPFLAGS variable. dnl dnl $1 = parameter to search for "slang2" class, e.g., for pkgsrc. AC_DEFUN([CF_SLANG_CPPFLAGS], [ AC_CACHE_CHECK(for $1 header file,cf_cv_$1_header,[ cf_cv_$1_header=no AC_TRY_COMPILE([#include ], [printf("%s\n", SLANG_VERSION)], [cf_cv_$1_header=predefined],[ CF_HEADER_PATH(cf_search,$1) for cf_incdir in $cf_search do for cf_header in \ slang.h do echo trying $cf_incdir/$cf_header 1>&AC_FD_CC if egrep "SLANG_VERSION" $cf_incdir/$cf_header 1>&AC_FD_CC 2>&1; then cf_cv_$1_header=$cf_incdir/$cf_header break fi done test "$cf_cv_$1_header" != no && break done ])]) if test "x$cf_cv_$1_header" != xno then AC_DEFINE(USE_SLANG,1,[Define to 1 if we should use s-lang library]) CF_DIRNAME(cf_incdir,$cf_cv_$1_header) case $cf_cv_$1_header in (predefined) ;; (*) CF_ADD_INCDIR($cf_incdir) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SLANG_LIBS version: 9 updated: 2015/04/15 19:08:48 dnl ------------- dnl Look for the slang library. dnl dnl $1 = the actual library name, usually "slang" AC_DEFUN([CF_SLANG_LIBS], [ cf_slang_LIBS1="$LIBS" CF_TERMCAP_LIBS cf_slang_LIBS2="$LIBS" AC_CHECK_FUNC(acos,,[CF_RECHECK_FUNC(acos,m,LIBS)]) case $host_os in (os2*) CF_FIND_LIBRARY(video,video, [#include ], [v_init()], v_init) ;; esac CF_FIND_LIBRARY($1,$1, [#include ], [SLtt_get_screen_size()], SLtt_get_screen_size) cf_slang_LIBS3="$LIBS" AC_MSG_CHECKING(if we can link $1 without termcap) if test -n "`echo $cf_slang_LIBS1 | sed -e 's/ //g'`" ; then cf_exclude=`echo ".$cf_slang_LIBS2" | sed -e "s%$cf_slang_LIBS1%%" -e 's%^.%%'` else cf_exclude="$cf_slang_LIBS2" fi LIBS=`echo ".$cf_slang_LIBS3" | sed -e "s%$cf_exclude%%" -e 's%^.%%'` AC_TRY_LINK([#include ], [SLtt_get_screen_size()], [cf_result=yes], [cf_result=no]) AC_MSG_RESULT($cf_result) test $cf_result = no && LIBS="$cf_slang_LIBS3" ])dnl dnl --------------------------------------------------------------------------- dnl CF_SLANG_UNIX_DEFS version: 6 updated: 2012/11/08 20:57:52 dnl ------------------ dnl Slang's header files rely on some predefined symbols to declare variables dnl that we might find useful. This check is needed, because those symbols dnl are generally not available. AC_DEFUN([CF_SLANG_UNIX_DEFS], [ CF_SLANG_CPPFLAGS(slang) if test "x$cf_cv_slang_header" != xno then CF_SLANG_LIBS(slang) else CF_SLANG_CPPFLAGS(slang2) if test "x$cf_cv_slang2_header" != xno then CF_SLANG_LIBS(slang2) else AC_MSG_ERROR(cannot find slang headers) fi fi # There's an unofficial set of patches for slang that gives it some limited # UTF8 capability. Unfortunately it won't compile unless one defines UTF8. AC_CACHE_CHECK(if we must define UTF8,cf_cv_slang_utf8,[ AC_TRY_COMPILE([#include ], [SLtt_get_screen_size()], [cf_cv_slang_utf8=no], [ AC_TRY_COMPILE([ #define UTF8 #include ], [SLtt_get_screen_size()], [cf_cv_slang_utf8=yes], [cf_cv_slang_utf8=unknown])]) ]) if test "$cf_cv_slang_utf8" = yes ; then AC_DEFINE(UTF8,1,[Define to 1 if we must define UTF-8 for s-lang headers]) fi AC_CACHE_CHECK(if we must tell slang this is UNIX,cf_cv_slang_unix,[ AC_TRY_LINK([#include ], [ #ifdef REAL_UNIX_SYSTEM make an error #else extern int SLang_TT_Baud_Rate; SLang_TT_Baud_Rate = 1 #endif ], [cf_cv_slang_unix=yes], [cf_cv_slang_unix=no]) ]) test $cf_cv_slang_unix = yes && AC_DEFINE(REAL_UNIX_SYSTEM,1,[Define to 1 if we must define REAL_UNIX_SYSTEM to compile with s-lang headers]) CF_CHECK_TYPE(SLsmg_Color_Type,int,[#include ]) CF_CHECK_TYPE(SLtt_Char_Type,unsigned long,[#include ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SOCKS version: 9 updated: 2012/11/08 20:57:52 dnl -------- dnl Check for socks library dnl $1 = the [optional] directory in which the library may be found AC_DEFUN([CF_SOCKS],[ CF_ADD_OPTIONAL_PATH($1, [socks library]) CF_FIND_LINKAGE([ #include ],[ Raccept((char *)0) ], socks) if test "x$cf_cv_find_linkage_socks" = "xyes" ; then AC_DEFINE(SOCKS,1,[Define to 1 if we are using socks library]) AC_DEFINE(accept,Raccept,[Define to override function name if using socks library]) AC_DEFINE(bind,Rbind,[Define to override function name if using socks library]) AC_DEFINE(connect,Rconnect,[Define to override function name if using socks library]) AC_DEFINE(getpeername,Rgetpeername,[Define to override function name if using socks library]) AC_DEFINE(getsockname,Rgetsockname,[Define to override function name if using socks library]) AC_DEFINE(listen,Rlisten,[Define to override function name if using socks library]) AC_DEFINE(recvfrom,Rrecvfrom,[Define to override function name if using socks library]) AC_DEFINE(select,Rselect,[Define to override function name if using socks library]) else AC_MSG_ERROR(cannot link with socks library) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SOCKS5 version: 12 updated: 2012/11/08 20:57:52 dnl --------- dnl Check for socks5 configuration dnl $1 = the [optional] directory in which the library may be found AC_DEFUN([CF_SOCKS5],[ CF_ADD_OPTIONAL_PATH($1, [socks5 library]) CF_ADD_LIBS(-lsocks5) AC_DEFINE(USE_SOCKS5,1,[Define to 1 if we are using socks5 library]) AC_DEFINE(SOCKS,1,[Define to 1 if we are using socks library]) AC_MSG_CHECKING(if the socks library uses socks4 prefix) cf_use_socks4=error AC_TRY_LINK([ #include ],[ Rinit((char *)0)], [AC_DEFINE(USE_SOCKS4_PREFIX,1,[Define to 1 if socks library uses socks4 prefix]) cf_use_socks4=yes], [AC_TRY_LINK([#include ], [SOCKSinit((char *)0)], [cf_use_socks4=no], [AC_MSG_ERROR(Cannot link with socks5 library)])]) AC_MSG_RESULT($cf_use_socks4) if test "$cf_use_socks4" = "yes" ; then AC_DEFINE(accept,Raccept) AC_DEFINE(bind,Rbind) AC_DEFINE(connect,Rconnect) AC_DEFINE(getpeername,Rgetpeername) AC_DEFINE(getsockname,Rgetsockname) AC_DEFINE(listen,Rlisten) AC_DEFINE(recvfrom,Rrecvfrom) AC_DEFINE(select,Rselect) else AC_DEFINE(accept,SOCKSaccept) AC_DEFINE(getpeername,SOCKSgetpeername) AC_DEFINE(getsockname,SOCKSgetsockname) AC_DEFINE(recvfrom,SOCKSrecvfrom) fi AC_MSG_CHECKING(if socks5p.h is available) AC_TRY_COMPILE([ #define INCLUDE_PROTOTYPES #include ],[ init((char *)0)], [cf_use_socks5p_h=yes], [cf_use_socks5p_h=no]) AC_MSG_RESULT($cf_use_socks5p_h) test "$cf_use_socks5p_h" = yes && AC_DEFINE(INCLUDE_PROTOTYPES,1,[Define to 1 if needed to declare prototypes in socks headers]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SRAND version: 13 updated: 2016/09/05 12:39:46 dnl -------- dnl Check for functions similar to srand() and rand(). lrand48() and random() dnl return a 31-bit value, while rand() returns a value less than RAND_MAX dnl which usually is only 16-bits. dnl dnl On MirOS, use arc4random_push() and arc4random(). dnl Some systems support an asymmetric variation of this interface. dnl dnl $1 = optional prefix for resulting shell variables. The default "my_" dnl gives $my_srand and $my_rand to the caller, as well as MY_RAND_MAX. dnl These are all AC_SUBST'd and AC_DEFINE'd. AC_DEFUN([CF_SRAND],[ AC_CACHE_CHECK(for random-integer functions, cf_cv_srand_func,[ cf_cv_srand_func=unknown for cf_func in arc4random_push/arc4random arc4random_stir/arc4random srandom/random srand48/lrand48 srand/rand do CF_SRAND_PARSE($cf_func,cf_srand_func,cf_rand_func) AC_TRY_LINK([ #ifdef HAVE_STDLIB_H #include #endif #ifdef HAVE_LIMITS_H #include #endif ],[long seed = 1; $cf_srand_func(seed); seed = $cf_rand_func()], [cf_cv_srand_func=$cf_func break]) done ]) if test "$cf_cv_srand_func" != unknown ; then AC_CACHE_CHECK(for range of random-integers, cf_cv_rand_max,[ case $cf_cv_srand_func in (srand/rand) cf_cv_rand_max=RAND_MAX cf_rand_max=16 ;; (*/arc4random) cf_cv_rand_max=0xFFFFFFFFUL cf_rand_max=32 ;; (*) cf_cv_rand_max=INT_MAX cf_rand_max=31 ;; esac AC_TRY_COMPILE([ #ifdef HAVE_STDLIB_H #include #endif #ifdef HAVE_LIMITS_H #include #endif ],[long x = $cf_cv_rand_max],, [cf_cv_rand_max="(1UL<<$cf_rand_max)-1"]) ]) case $cf_cv_srand_func in (*/arc4random) AC_MSG_CHECKING(if should be included) AC_TRY_COMPILE([#include ], [void *arc4random(int); void *x = arc4random(1)], [cf_bsd_stdlib_h=no], [AC_TRY_COMPILE([#include ], [unsigned x = arc4random()], [cf_bsd_stdlib_h=yes], [cf_bsd_stdlib_h=no])]) AC_MSG_RESULT($cf_bsd_stdlib_h) if test "$cf_bsd_stdlib_h" = yes then AC_DEFINE(HAVE_BSD_STDLIB_H,1,[Define to 1 if bsd/stdlib.h header should be used]) else AC_MSG_CHECKING(if should be included) AC_TRY_COMPILE([#include ], [void *arc4random(int); void *x = arc4random(1)], [cf_bsd_random_h=no], [AC_TRY_COMPILE([#include ], [unsigned x = arc4random()], [cf_bsd_random_h=yes], [cf_bsd_random_h=no])]) AC_MSG_RESULT($cf_bsd_random_h) if test "$cf_bsd_random_h" = yes then AC_DEFINE(HAVE_BSD_RANDOM_H,1,[Define to 1 if bsd/random.h header should be used]) else AC_MSG_WARN(no header file found for arc4random) fi fi ;; esac CF_SRAND_PARSE($cf_func,cf_srand_func,cf_rand_func) CF_UPPER(cf_rand_max,ifelse($1,,my_,$1)rand_max) AC_DEFINE_UNQUOTED(ifelse($1,,my_,$1)srand,$cf_srand_func,[Define to the name for the srand function]) AC_DEFINE_UNQUOTED(ifelse($1,,my_,$1)rand, $cf_rand_func,[Define to the name for the rand function]) AC_DEFINE_UNQUOTED([$]cf_rand_max, $cf_cv_rand_max,[Define to the name for the RAND_MAX constant]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SRAND_PARSE version: 2 updated: 2015/04/15 19:08:48 dnl -------------- dnl Parse the loop variable for CF_SRAND, with a workaround for asymmetric dnl variations. define([CF_SRAND_PARSE],[ $2=`echo $1 | sed -e 's%/.*%%'` $3=`echo $1 | sed -e 's%.*/%%'` case [$]$2 in (arc4random_stir) $2='(void)' ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_SSL version: 25 updated: 2015/04/15 19:08:48 dnl ------ dnl Check for ssl library dnl $1 = [optional] directory in which the library may be found, set by AC_ARG_WITH AC_DEFUN([CF_SSL],[ AC_REQUIRE([CF_PKG_CONFIG]) cf_cv_have_ssl=no cf_cv_pkg_config_ssl=no # command-line option, etc., override default behavior CF_ADD_OPTIONAL_PATH($1, [ssl library]) if test "x$PKG_CONFIG" != xnone; then case $1 in (no) ;; (yes) # if no explicit directory given, try pkg-config cf_cv_pkg_ssl= for cf_try_package in openssl libssl do AC_MSG_CHECKING(pkg-config for $cf_try_package) if "$PKG_CONFIG" --exists $cf_try_package ; then cf_cv_pkg_ssl=$cf_try_package AC_MSG_RESULT(yes) break else AC_MSG_RESULT(no) fi done if test -n "$cf_cv_pkg_ssl" ; then cf_cv_have_ssl=yes cf_cv_pkg_config_ssl=yes cf_cflags_ssl=`$PKG_CONFIG --cflags $cf_cv_pkg_ssl` cf_libs_ssl=`$PKG_CONFIG --libs $cf_cv_pkg_ssl` if test -n "$cf_cflags_ssl" ; then case "$cf_cflags_ssl" in (*-I*) cf_cv_header_path_ssl=`echo "$cf_cflags_ssl" | sed -e 's/^.*-I//' -e 's/ .*//'` ;; (*) cf_cv_header_path_ssl=/usr/include ;; esac CF_ADD_CFLAGS($cf_cflags_ssl) # workaround for broken openssl package using kerberos case "$cf_cflags_ssl" in (*kerberos*) cf_cv_have_ssl=maybe ;; esac else cf_cv_header_path_ssl=/usr/include fi if test -d $cf_cv_header_path_ssl/openssl ; then cf_cv_header_path_ssl=$cf_cv_header_path_ssl/openssl fi if test -n "$cf_libs_ssl" ; then case "x$cf_libs_ssl" in (*-L*) cf_cv_library_path_ssl=`echo "$cf_libs_ssl" | sed -e 's/^.*-L//' -e 's/ .*//'` ;; (*) cf_cv_library_path_ssl=/usr/lib ;; esac CF_VERBOSE(adding $cf_libs_ssl to LIBS) CF_ADD_LIBS($cf_libs_ssl) fi fi ;; esac fi if test "$cf_cv_have_ssl" != yes; then case $host_os in (mingw*) cf_extra_ssl_libs="-lcrypto -lgdi32" ;; (*) # openssl 0.9.6 and up use dynamic loading for engines. cf_extra_ssl_libs="-lcrypto" case "x$LIBS" in (*-ldl) ;; (*) AC_CHECK_LIB(dl,dlsym, [cf_extra_ssl_libs="$cf_extra_ssl_libs -ldl"]) ;; esac ;; esac CF_FIND_LINKAGE(CF__SSL_HEAD, CF__SSL_BODY, ssl, cf_cv_have_ssl=yes, cf_cv_have_ssl=no, openssl, $cf_extra_ssl_libs) if test "$cf_cv_pkg_config_ssl" != yes ; then if test "$cf_cv_have_ssl" = yes ; then if test -n "$cf_cv_library_path_ssl" ; then CF_ADD_LIBDIR($cf_cv_library_path_ssl) fi CF_ADD_LIBS(-lssl $cf_extra_ssl_libs) if test -n "$cf_cv_header_path_ssl" ; then case $cf_cv_header_path_ssl in (/usr/include/openssl) ;; (*) CF_ADD_INCDIR($cf_cv_header_path_ssl) ;; esac fi fi fi fi if test "$cf_cv_have_ssl" = yes ; then AC_DEFINE(USE_SSL,1,[Define to 1 if we are using SSL]) if test -n "$cf_cv_header_path_ssl" ; then CF_VERBOSE(checking ssl header-path $cf_cv_header_path_ssl) case $cf_cv_header_path_ssl in (*/openssl) AC_DEFINE(USE_OPENSSL_INCL,1,[Define to 1 if we are using OpenSSL headers]) ;; esac fi CF_CHECK_SSL_X509 fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52 dnl -------------- dnl Remove "-g" option from the compiler options AC_DEFUN([CF_STRIP_G_OPT], [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl dnl --------------------------------------------------------------------------- dnl CF_STRIP_O_OPT version: 3 updated: 2001/02/02 19:06:08 dnl -------------- dnl Remove "-O" option from the compiler options AC_DEFUN([CF_STRIP_O_OPT],[ $1=`echo ${$1} | sed -e 's/-O[[1-9]]\? //' -e 's/-O[[1-9]]\?$//'` ])dnl dnl --------------------------------------------------------------------------- dnl CF_STRUCT_TERMIOS version: 8 updated: 2015/04/15 19:08:48 dnl ----------------- dnl Some machines require _POSIX_SOURCE to completely define struct termios. AC_DEFUN([CF_STRUCT_TERMIOS],[ AC_REQUIRE([CF_XOPEN_SOURCE]) AC_CHECK_HEADERS( \ termio.h \ termios.h \ unistd.h \ ) if test "$ISC" = yes ; then AC_CHECK_HEADERS( sys/termio.h ) fi if test "$ac_cv_header_termios_h" = yes ; then case "$CFLAGS $CPPFLAGS" in (*-D_POSIX_SOURCE*) termios_bad=dunno ;; (*) termios_bad=maybe ;; esac if test "$termios_bad" = maybe ; then AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE) AC_TRY_COMPILE([#include ], [struct termios foo; int x = foo.c_iflag], termios_bad=no, [ AC_TRY_COMPILE([ #define _POSIX_SOURCE #include ], [struct termios foo; int x = foo.c_iflag], termios_bad=unknown, termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])) ]) AC_MSG_RESULT($termios_bad) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06 dnl -------------- dnl Construct a search-list for a nonstandard header/lib-file dnl $1 = the variable to return as result dnl $2 = the package name dnl $3 = the subdirectory, e.g., bin, include or lib AC_DEFUN([CF_SUBDIR_PATH], [ $1= CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE) for cf_subdir_prefix in \ /usr \ /usr/local \ /usr/pkg \ /opt \ /opt/local \ [$]HOME do CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix) done ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYSTEM_MAIL_FLAGS version: 5 updated: 2015/04/15 19:08:48 dnl -------------------- AC_DEFUN([CF_SYSTEM_MAIL_FLAGS], [ AC_MSG_CHECKING([system mail flags]) AC_CACHE_VAL(cf_cv_system_mail_flags,[ case $cf_cv_SYSTEM_MAIL in (*/mmdf/*) [cf_cv_system_mail_flags="-mlruxto,cc\\\\*"] ;; (*) [cf_cv_system_mail_flags="-t -oi"] esac ]) AC_MSG_RESULT($cf_cv_system_mail_flags) AC_DEFINE_UNQUOTED(SYSTEM_MAIL_FLAGS, "$cf_cv_system_mail_flags",[Define to value used for system mail-flags]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYSV_UTMP version: 6 updated: 2012/10/04 20:12:20 dnl ------------ dnl Check if this is a SYSV flavor of UTMP AC_DEFUN([CF_SYSV_UTMP], [ AC_CACHE_CHECK(if $cf_cv_have_utmp is SYSV flavor,cf_cv_sysv_utmp,[ test "$cf_cv_have_utmp" = "utmp" && cf_prefix="ut" || cf_prefix="utx" AC_TRY_LINK([ #include #include <${cf_cv_have_utmp}.h>],[ struct $cf_cv_have_utmp x; set${cf_prefix}ent (); get${cf_prefix}id(&x); put${cf_prefix}line(&x); end${cf_prefix}ent();], [cf_cv_sysv_utmp=yes], [cf_cv_sysv_utmp=no]) ]) test $cf_cv_sysv_utmp = yes && AC_DEFINE(USE_SYSV_UTMP,1,[Define to 1 if utmp is SYSV flavor]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYS_ERRLIST version: 6 updated: 2001/12/30 13:03:23 dnl -------------- dnl Check for declaration of sys_nerr and sys_errlist in one of stdio.h and dnl errno.h. Declaration of sys_errlist on BSD4.4 interferes with our dnl declaration. Reported by Keith Bostic. AC_DEFUN([CF_SYS_ERRLIST], [ CF_CHECK_ERRNO(sys_nerr) CF_CHECK_ERRNO(sys_errlist) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TAR_OPTIONS version: 3 updated: 2015/04/15 19:08:48 dnl -------------- dnl This is just a list of the most common tar options, allowing for variants dnl that can operate with the "-" standard input/output option. AC_DEFUN([CF_TAR_OPTIONS], [ case ifelse($1,,tar,$1) in (*pax|*pax$EXEEXT) TAR_UP_OPTIONS="-w" TAR_DOWN_OPTIONS="-r" TAR_PIPE_OPTIONS="" TAR_FILE_OPTIONS="-f" ;; (*star|*star$EXEEXT) TAR_UP_OPTIONS="-c -f" TAR_DOWN_OPTIONS="-x -U -f" TAR_PIPE_OPTIONS="-" TAR_FILE_OPTIONS="" ;; (*tar|*tar$EXEEXT) # FIXME: some versions of tar require, some don't allow the "-" TAR_UP_OPTIONS="-cf" TAR_DOWN_OPTIONS="-xf" TAR_PIPE_OPTIONS="-" TAR_FILE_OPTIONS="" ;; esac AC_SUBST(TAR_UP_OPTIONS) AC_SUBST(TAR_DOWN_OPTIONS) AC_SUBST(TAR_FILE_OPTIONS) AC_SUBST(TAR_PIPE_OPTIONS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TERMCAP_LIBS version: 15 updated: 2015/04/15 19:08:48 dnl --------------- dnl Look for termcap libraries, or the equivalent in terminfo. dnl dnl The optional parameter may be "ncurses", "ncursesw". AC_DEFUN([CF_TERMCAP_LIBS], [ AC_CACHE_VAL(cf_cv_termlib,[ cf_cv_termlib=none AC_TRY_LINK([],[char *x=(char*)tgoto("",0,0)], [AC_TRY_LINK([],[int x=tigetstr("")], [cf_cv_termlib=terminfo], [cf_cv_termlib=termcap]) CF_VERBOSE(using functions in predefined $cf_cv_termlib LIBS) ],[ ifelse([$1],,,[ case "$1" in (ncurses*) CF_NCURSES_CONFIG($1) cf_cv_termlib=terminfo ;; esac ]) if test "$cf_cv_termlib" = none; then # FreeBSD's linker gives bogus results for AC_CHECK_LIB, saying that # tgetstr lives in -lcurses when it is only an unsatisfied extern. cf_save_LIBS="$LIBS" for cf_lib in tinfo curses ncurses termlib termcap do LIBS="-l$cf_lib $cf_save_LIBS" for cf_func in tigetstr tgetstr do AC_MSG_CHECKING(for $cf_func in -l$cf_lib) AC_TRY_LINK([],[int x=$cf_func("")],[cf_result=yes],[cf_result=no]) AC_MSG_RESULT($cf_result) if test "$cf_result" = yes ; then if test "$cf_func" = tigetstr ; then cf_cv_termlib=terminfo else cf_cv_termlib=termcap fi break fi done test "$cf_result" = yes && break done test "$cf_result" = no && LIBS="$cf_save_LIBS" fi if test "$cf_cv_termlib" = none; then # allow curses library for broken AIX system. AC_CHECK_LIB(curses, initscr, [CF_ADD_LIBS(-lcurses)]) AC_CHECK_LIB(termcap, tgoto, [CF_ADD_LIBS(-ltermcap) cf_cv_termlib=termcap]) fi ]) if test "$cf_cv_termlib" = none; then AC_MSG_WARN([Cannot find -ltermlib, -lcurses, or -ltermcap]) fi ])])dnl dnl --------------------------------------------------------------------------- dnl CF_TERMIO_AND_CURSES version: 5 updated: 2012/11/08 20:57:52 dnl -------------------- dnl Check if including termio.h with dies like on sysv68 dnl FIXME: this is too Lynx-specific AC_DEFUN([CF_TERMIO_AND_CURSES], [ AC_CACHE_CHECK(if we can include termio.h with curses,cf_cv_termio_and_curses,[ cf_save_CFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -DHAVE_CONFIG_H -I. -I${srcdir:-.} -I${srcdir:-.}/src -I${srcdir:-.}/WWW/Library/Implementation" touch lynx_cfg.h AC_TRY_COMPILE([ #include <$1> #include ], [putchar(0x0a)], [cf_cv_termio_and_curses=yes], [cf_cv_termio_and_curses=no]) CPPFLAGS="$cf_save_CFLAGS" rm -f lynx_cfg.h ]) test $cf_cv_termio_and_curses = yes && AC_DEFINE(TERMIO_AND_CURSES,1,[Define to 1 if we can include termio.h with curses.h]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TERMIO_AND_TERMIOS version: 3 updated: 2012/11/08 20:57:52 dnl --------------------- dnl Check if including both termio.h and termios.h die like on DG.UX AC_DEFUN([CF_TERMIO_AND_TERMIOS], [ AC_MSG_CHECKING([termio.h and termios.h]) AC_CACHE_VAL(cf_cv_termio_and_termios,[ AC_TRY_COMPILE([ #if HAVE_TERMIO_H #include #endif #if HAVE_TERMIOS_H #include #endif ], [putchar (0x0a)], [cf_cv_termio_and_termios=yes], [cf_cv_termio_and_termios=no])]) AC_MSG_RESULT($cf_cv_termio_and_termios) test $cf_cv_termio_and_termios = no && AC_DEFINE(TERMIO_AND_TERMIOS,1,[Define to 1 if we can include termio.h and termios.h]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48 dnl -------------- dnl Look for term.h, which is part of X/Open curses. It defines the interface dnl to terminfo database. Usually it is in the same include-path as curses.h, dnl but some packagers change this, breaking various applications. AC_DEFUN([CF_TERM_HEADER],[ AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[ case ${cf_cv_ncurses_header} in (*/ncurses.h|*/ncursesw.h) cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'` ;; (*) cf_term_header=term.h ;; esac for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h" do AC_TRY_COMPILE([#include #include <${cf_cv_ncurses_header:-curses.h}> #include <$cf_test> ],[int x = auto_left_margin],[ cf_cv_term_header="$cf_test"],[ cf_cv_term_header=unknown ]) test "$cf_cv_term_header" != unknown && break done ]) # Set definitions to allow ifdef'ing to accommodate subdirectories case $cf_cv_term_header in (*term.h) AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h]) ;; esac case $cf_cv_term_header in (ncurses/term.h) AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h]) ;; (ncursesw/term.h) AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h]) ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_TM_GMTOFF version: 3 updated: 2012/11/08 20:57:52 dnl ------------ dnl Check if the tm-struct defines the '.tm_gmtoff' member (useful in decoding dnl dates). AC_DEFUN([CF_TM_GMTOFF], [ AC_MSG_CHECKING([for tm.tm_gmtoff]) AC_CACHE_VAL(cf_cv_tm_gmtoff,[ AC_TRY_COMPILE([ #ifdef TIME_WITH_SYS_TIME # include # include #else # ifdef HAVE_SYS_TIME_H # include # else # include # endif #endif ],[ struct tm foo; long bar = foo.tm_gmtoff], [cf_cv_tm_gmtoff=yes], [cf_cv_tm_gmtoff=no])]) AC_MSG_RESULT($cf_cv_tm_gmtoff) test $cf_cv_tm_gmtoff = no && AC_DEFINE(DONT_HAVE_TM_GMTOFF,1,[Define to 1 if the tm-struct defines .tm_gmtoff member]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TRIM_X_LIBS version: 3 updated: 2015/04/12 15:39:00 dnl -------------- dnl Trim extra base X libraries added as a workaround for inconsistent library dnl dependencies returned by "new" pkg-config files. AC_DEFUN([CF_TRIM_X_LIBS],[ for cf_trim_lib in Xmu Xt X11 do case "$LIBS" in (*-l$cf_trim_lib\ *-l$cf_trim_lib*) LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'` CF_VERBOSE(..trimmed $LIBS) ;; esac done ]) dnl --------------------------------------------------------------------------- dnl CF_TRY_PKG_CONFIG version: 5 updated: 2013/07/06 21:27:06 dnl ----------------- dnl This is a simple wrapper to use for pkg-config, for libraries which may be dnl available in that form. dnl dnl $1 = package name dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS dnl $3 = logic to use if pkg-config does not have the package AC_DEFUN([CF_TRY_PKG_CONFIG],[ AC_REQUIRE([CF_PKG_CONFIG]) if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then CF_VERBOSE(found package $1) cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`" cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`" CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs) CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs) CF_ADD_CFLAGS($cf_pkgconfig_incs) CF_ADD_LIBS($cf_pkgconfig_libs) ifelse([$2],,:,[$2]) else cf_pkgconfig_incs= cf_pkgconfig_libs= ifelse([$3],,:,[$3]) fi ]) dnl --------------------------------------------------------------------------- dnl CF_TRY_RPATH version: 1 updated: 2018/02/21 21:26:03 dnl ------------ dnl Work around broken-by-design packaging systems which solve at most the dnl problem of building packages, without providing for library reuse... AC_DEFUN([CF_TRY_RPATH],[ AC_REQUIRE([CF_LD_RPATH_OPT]) if test -z "$LD_RPATH_OPT" then CF_VERBOSE(will not attempt to use rpath) elif test "x${enable_rpath_hack:-yes}" = "xno" then CF_VERBOSE("rpath is disabled) elif test -z "${LD_RUN_PATH}${LD_LIBRARY_PATH}" then case "$LIBS" in (*-L/*) CF__CHECK_RUN(cf_check_run) if test "x$cf_check_run" = xno then CF_VERBOSE(linkage is broken) cf_result= for cf_item in $LIBS do case " $cf_item" in (\ -L/*) cf_rpath_arg=`echo " $cf_item" | sed -e "s% -L%$LD_RPATH_OPT%"` cf_rpath_tmp=`echo "$cf_result " | sed -e "s% $cf_rpath_arg % %"` if test "x$cf_result " = "x$cf_rpath_tmp" then cf_result="$cf_result $cf_rpath_arg" fi cf_rpath_tmp=`echo "$cf_result " | sed -e "s% $cf_item % %g"` if test "x$cf_result " != "x$cf_rpath_tmp" then continue fi ;; esac cf_result="$cf_result $cf_item" done cf_result=`echo "$cf_result" | sed -e 's/^ //'` if test "x$cf_result" != "x$LIBS" then cf_save_LIBS="$LIBS" LIBS="$cf_result" CF__CHECK_RUN(cf_check_run) if test "x$cf_check_run" = "xyes" then CF_VERBOSE(use rpath for $cf_save_LIBS) LIBS="$cf_result" CF_VERBOSE(result is now $LIBS) else LIBS="$cf_save_LIBS" fi fi fi ;; (*) CF_VERBOSE(will not attempt to use rpath) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50 dnl ------------------- dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we dnl can define it successfully. AC_DEFUN([CF_TRY_XOPEN_SOURCE],[ AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[ AC_TRY_COMPILE([ #include #include #include ],[ #ifndef _XOPEN_SOURCE make an error #endif], [cf_cv_xopen_source=no], [cf_save="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" AC_TRY_COMPILE([ #include #include #include ],[ #ifdef _XOPEN_SOURCE make an error #endif], [cf_cv_xopen_source=no], [cf_cv_xopen_source=$cf_XOPEN_SOURCE]) CPPFLAGS="$cf_save" ]) ]) if test "$cf_cv_xopen_source" != no ; then CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE) CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE) cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" CF_ADD_CFLAGS($cf_temp_xopen_source) fi ]) dnl --------------------------------------------------------------------------- dnl CF_TTYTYPE version: 6 updated: 2012/11/08 20:57:52 dnl ---------- AC_DEFUN([CF_TTYTYPE], [ AC_MSG_CHECKING(if ttytype is declared in curses library) AC_CACHE_VAL(cf_cv_have_ttytype,[ AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], [char *x = &ttytype[1]; *x = 1], [cf_cv_have_ttytype=yes], [cf_cv_have_ttytype=no]) ]) AC_MSG_RESULT($cf_cv_have_ttytype) test $cf_cv_have_ttytype = yes && AC_DEFINE(HAVE_TTYTYPE,1,[Define to 1 if ttytype is declared in curses library]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TYPE_LONG_LONG version: 3 updated: 2012/11/08 20:57:52 dnl ----------------- dnl Check for long long type. AC_DEFUN([CF_TYPE_LONG_LONG],[ AC_CACHE_CHECK(for long long type,cf_cv_type_long_long,[ cat >conftest.$ac_ext <<_CFEOF #include "confdefs.h" int main (void) { long long foo = 123456789123456789LL; return (foo == 0); } _CFEOF (eval [$]ac_compile) 2>conftest.err ac_status=$? if test $ac_status = 0 && test -s conftest.err then fgrep warning conftest.err >/dev/null 2>&1 && ac_status=1 fi if test $ac_status != 0 then cf_cv_type_long_long=no else cf_cv_type_long_long=yes fi test -s conftest.err && cat conftest.err >&5 rm -f conftest* ]) if test "$cf_cv_type_long_long" = yes ; then AC_DEFINE(HAVE_LONG_LONG,1,[Define to 1 if compiler supports long long type]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UNION_WAIT version: 6 updated: 2012/10/06 08:57:51 dnl ------------- dnl Check to see if the BSD-style union wait is declared. Some platforms may dnl use this, though it is deprecated in favor of the 'int' type in Posix. dnl Some vendors provide a bogus implementation that declares union wait, but dnl uses the 'int' type instead; we try to spot these by checking for the dnl associated macros. dnl dnl Ahem. Some implementers cast the status value to an int*, as an attempt to dnl use the macros for either union wait or int. So we do a check compile to dnl see if the macros are defined and apply to an int. dnl dnl Sets: $cf_cv_type_unionwait dnl Defines: HAVE_TYPE_UNIONWAIT AC_DEFUN([CF_UNION_WAIT], [ AC_REQUIRE([CF_WAIT_HEADERS]) AC_MSG_CHECKING([for union wait]) AC_CACHE_VAL(cf_cv_type_unionwait,[ AC_TRY_LINK($cf_wait_headers, [int x; int y = WEXITSTATUS(x); int z = WTERMSIG(x); wait(&x); ], [cf_cv_type_unionwait=no echo compiles ok w/o union wait 1>&AC_FD_CC ],[ AC_TRY_LINK($cf_wait_headers, [union wait x; #ifdef WEXITSTATUS int y = WEXITSTATUS(x); #endif #ifdef WTERMSIG int z = WTERMSIG(x); #endif wait(&x); ], [cf_cv_type_unionwait=yes echo compiles ok with union wait and possibly macros too 1>&AC_FD_CC ], [cf_cv_type_unionwait=no])])]) AC_MSG_RESULT($cf_cv_type_unionwait) test $cf_cv_type_unionwait = yes && AC_DEFINE(HAVE_TYPE_UNIONWAIT,1,[Define to 1 if type unionwait is declared]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59 dnl -------- dnl Make an uppercase version of a variable dnl $1=uppercase($2) AC_DEFUN([CF_UPPER], [ $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51 dnl ----------- dnl Check for multibyte support, and if not found, utf8 compatibility library AC_DEFUN([CF_UTF8_LIB], [ AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[ cf_save_LIBS="$LIBS" AC_TRY_LINK([ #include ],[putwc(0,0);], [cf_cv_utf8_lib=yes], [CF_FIND_LINKAGE([ #include ],[putwc(0,0);],utf8, [cf_cv_utf8_lib=add-on], [cf_cv_utf8_lib=no]) ])]) # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between # ncurses/ncursesw: if test "$cf_cv_utf8_lib" = "add-on" ; then AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h]) CF_ADD_INCDIR($cf_cv_header_path_utf8) CF_ADD_LIBDIR($cf_cv_library_path_utf8) CF_ADD_LIBS($cf_cv_library_file_utf8) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP version: 10 updated: 2012/10/04 20:12:20 dnl ------- dnl Check for UTMP/UTMPX headers AC_DEFUN([CF_UTMP], [ AC_REQUIRE([CF_LASTLOG]) AC_CACHE_CHECK(for utmp implementation,cf_cv_have_utmp,[ cf_cv_have_utmp=no for cf_header in utmpx utmp ; do cf_utmp_includes=" #include #include <${cf_header}.h> #define getutent getutxent #ifdef USE_LASTLOG #include /* may conflict with utmpx.h on Linux */ #endif " AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_header x; char *name = x.ut_name; /* utmp.h and compatible definitions */ ], [cf_cv_have_utmp=$cf_header break], [ AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_header x; char *name = x.ut_user; /* utmpx.h must declare this */ ], [cf_cv_have_utmp=$cf_header break ])]) done ]) if test $cf_cv_have_utmp != no ; then AC_DEFINE(HAVE_UTMP,1,[Define to 1 if the utmp interface is available]) test $cf_cv_have_utmp = utmpx && AC_DEFINE(UTMPX_FOR_UTMP,1,[Define if we have utmpx interface]) CF_UTMP_UT_HOST CF_UTMP_UT_SYSLEN CF_UTMP_UT_NAME CF_UTMP_UT_XSTATUS CF_UTMP_UT_XTIME CF_UTMP_UT_SESSION CF_SYSV_UTMP fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_HOST version: 8 updated: 2012/10/04 20:12:20 dnl --------------- dnl Check if UTMP/UTMPX struct defines ut_host member AC_DEFUN([CF_UTMP_UT_HOST], [ if test $cf_cv_have_utmp != no ; then AC_MSG_CHECKING(if ${cf_cv_have_utmp}.ut_host is declared) AC_CACHE_VAL(cf_cv_have_utmp_ut_host,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; char *y = &x.ut_host[0]], [cf_cv_have_utmp_ut_host=yes], [cf_cv_have_utmp_ut_host=no]) ]) AC_MSG_RESULT($cf_cv_have_utmp_ut_host) test $cf_cv_have_utmp_ut_host != no && AC_DEFINE(HAVE_UTMP_UT_HOST,1,[Define to 1 if UTMP/UTMPX struct defines ut_host member]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_NAME version: 6 updated: 2015/04/12 15:39:00 dnl --------------- dnl Check if UTMP/UTMPX struct defines ut_name member AC_DEFUN([CF_UTMP_UT_NAME], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_name is declared,cf_cv_have_utmp_ut_name,[ cf_cv_have_utmp_ut_name=no cf_utmp_includes=" #include #include <${cf_cv_have_utmp}.h> #define getutent getutxent #ifdef USE_LASTLOG #include /* may conflict with utmpx.h on Linux */ #endif " for cf_header in ut_name ut_user ; do AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_cv_have_utmp x; char *name = x.$cf_header; ], [cf_cv_have_utmp_ut_name=$cf_header break]) done ]) case $cf_cv_have_utmp_ut_name in (no) AC_MSG_ERROR(Cannot find declaration for ut.ut_name) ;; (ut_user) AC_DEFINE(ut_name,ut_user,[Define to rename UTMP/UTMPX struct ut_name member]) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_SESSION version: 6 updated: 2012/10/04 20:12:20 dnl ------------------ dnl Check if UTMP/UTMPX struct defines ut_session member AC_DEFUN([CF_UTMP_UT_SESSION], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_session is declared, cf_cv_have_utmp_ut_session,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_session], [cf_cv_have_utmp_ut_session=yes], [cf_cv_have_utmp_ut_session=no]) ]) if test $cf_cv_have_utmp_ut_session != no ; then AC_DEFINE(HAVE_UTMP_UT_SESSION,1,[Define to 1 if UTMP/UTMPX struct defines ut_session member]) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_SYSLEN version: 2 updated: 2012/10/04 20:12:20 dnl ----------------- dnl Check if UTMP/UTMPX struct defines ut_syslen member AC_DEFUN([CF_UTMP_UT_SYSLEN], [ if test $cf_cv_have_utmp != no ; then AC_MSG_CHECKING(if ${cf_cv_have_utmp}.ut_syslen is declared) AC_CACHE_VAL(cf_cv_have_utmp_ut_syslen,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; int y = x.ut_syslen], [cf_cv_have_utmp_ut_syslen=yes], [cf_cv_have_utmp_ut_syslen=no]) ]) AC_MSG_RESULT($cf_cv_have_utmp_ut_syslen) test $cf_cv_have_utmp_ut_syslen != no && AC_DEFINE(HAVE_UTMP_UT_SYSLEN,1,[Define to 1 if UTMP/UTMPX struct defines ut_syslen member]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_XSTATUS version: 4 updated: 2012/10/04 20:12:20 dnl ------------------ dnl Check for known variants on the UTMP/UTMPX struct's exit-status as reported dnl by various people: dnl dnl ut_exit.__e_exit (HPUX 11 - David Ellement, also in glibc2) dnl ut_exit.e_exit (SVR4) dnl ut_exit.ut_e_exit (os390 - Greg Smith) dnl ut_exit.ut_exit (Tru64 4.0f - Jeremie Petit, 4.0e - Tomas Vanhala) dnl dnl Note: utmp_xstatus is not a conventional compatibility definition in the dnl system header files. AC_DEFUN([CF_UTMP_UT_XSTATUS], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(for exit-status in $cf_cv_have_utmp,cf_cv_have_utmp_ut_xstatus,[ for cf_result in \ ut_exit.__e_exit \ ut_exit.e_exit \ ut_exit.ut_e_exit \ ut_exit.ut_exit do AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.$cf_result = 0], [cf_cv_have_utmp_ut_xstatus=$cf_result break], [cf_cv_have_utmp_ut_xstatus=no]) done ]) if test $cf_cv_have_utmp_ut_xstatus != no ; then AC_DEFINE(HAVE_UTMP_UT_XSTATUS,1,[Define to 1 if UTMP/UTMPX has exit-status member]) AC_DEFINE_UNQUOTED(ut_xstatus,$cf_cv_have_utmp_ut_xstatus,[Define if needed to rename member ut_xstatus of UTMP/UTMPX]) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_XTIME version: 9 updated: 2012/10/04 20:12:20 dnl ---------------- dnl Check if UTMP/UTMPX struct defines ut_xtime member AC_DEFUN([CF_UTMP_UT_XTIME], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_xtime is declared, cf_cv_have_utmp_ut_xtime,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_xtime = 0], [cf_cv_have_utmp_ut_xtime=yes], [AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_tv.tv_sec], [cf_cv_have_utmp_ut_xtime=define], [cf_cv_have_utmp_ut_xtime=no]) ]) ]) if test $cf_cv_have_utmp_ut_xtime != no ; then AC_DEFINE(HAVE_UTMP_UT_XTIME,1,[Define to 1 if UTMP/UTMPX struct defines ut_xtime member]) if test $cf_cv_have_utmp_ut_xtime = define ; then AC_DEFINE(ut_xtime,ut_tv.tv_sec,[Define if needed to alternate name for utmpx.ut_xtime member]) fi fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12 dnl ---------- dnl Use AC_VERBOSE w/o the warnings AC_DEFUN([CF_VERBOSE], [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG CF_MSG_LOG([$1]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_WAIT_HEADERS version: 2 updated: 1997/10/21 19:45:33 dnl --------------- dnl Build up an expression $cf_wait_headers with the header files needed to dnl compile against the prototypes for 'wait()', 'waitpid()', etc. Assume it's dnl Posix, which uses and , but allow SVr4 variation dnl with . AC_DEFUN([CF_WAIT_HEADERS], [ AC_HAVE_HEADERS(sys/wait.h) cf_wait_headers="#include " if test $ac_cv_header_sys_wait_h = yes; then cf_wait_headers="$cf_wait_headers #include " else AC_HAVE_HEADERS(wait.h) AC_HAVE_HEADERS(waitstatus.h) if test $ac_cv_header_wait_h = yes; then cf_wait_headers="$cf_wait_headers #include " fi if test $ac_cv_header_waitstatus_h = yes; then cf_wait_headers="$cf_wait_headers #include " fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WIDEC_CURSES version: 5 updated: 2012/11/08 20:57:52 dnl --------------- dnl Check for curses implementations that can handle wide-characters AC_DEFUN([CF_WIDEC_CURSES], [ AC_CACHE_CHECK(if curses supports wide characters,cf_cv_widec_curses,[ AC_TRY_LINK([ #include #include <${cf_cv_ncurses_header:-curses.h}>],[ wchar_t temp[2]; wchar_t wch = 'A'; temp[0] = wch; waddnwstr(stdscr, temp, 1); ], [cf_cv_widec_curses=yes], [cf_cv_widec_curses=no]) ]) if test "$cf_cv_widec_curses" = yes ; then AC_DEFINE(WIDEC_CURSES,1,[Define to 1 if curses supports wide characters]) # This is needed on Tru64 5.0 to declare mbstate_t AC_CACHE_CHECK(if we must include wchar.h to declare mbstate_t,cf_cv_widec_mbstate,[ AC_TRY_COMPILE([ #include #include <${cf_cv_ncurses_header:-curses.h}>], [mbstate_t state], [cf_cv_widec_mbstate=no], [AC_TRY_COMPILE([ #include #include #include <${cf_cv_ncurses_header:-curses.h}>], [mbstate_t state], [cf_cv_widec_mbstate=yes], [cf_cv_widec_mbstate=unknown])])]) if test "$cf_cv_widec_mbstate" = yes ; then AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h]) fi if test "$cf_cv_widec_mbstate" != unknown ; then AC_DEFINE(HAVE_MBSTATE_T,1,[Define to 1 if we have mbstate_t type]) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_BZLIB version: 4 updated: 2007/07/29 13:19:54 dnl ------------- dnl Check for libbz2 aka "bzlib" dnl dnl $1 = optional path for headers/library AC_DEFUN([CF_WITH_BZLIB],[ CF_ADD_OPTIONAL_PATH($1) CF_FIND_LINKAGE([ #include #include ],[ BZ2_bzopen("name","mode") ],bz2,,,bzlib) ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38 dnl ------------------ dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses dnl libraries. AC_DEFUN([CF_WITH_CURSES_DIR],[ AC_MSG_CHECKING(for specific curses-directory) AC_ARG_WITH(curses-dir, [ --with-curses-dir=DIR directory in which (n)curses is installed], [cf_cv_curses_dir=$withval], [cf_cv_curses_dir=no]) AC_MSG_RESULT($cf_cv_curses_dir) if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) then CF_PATH_SYNTAX(withval) if test -d "$cf_cv_curses_dir" then CF_ADD_INCDIR($cf_cv_curses_dir/include) CF_ADD_LIBDIR($cf_cv_curses_dir/lib) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47 dnl ---------------- dnl Configure-option for dbmalloc. The optional parameter is used to override dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. AC_DEFUN([CF_WITH_DBMALLOC],[ CF_NO_LEAKS_OPTION(dbmalloc, [ --with-dbmalloc test: use Conor Cahill's dbmalloc library], [USE_DBMALLOC]) if test "$with_dbmalloc" = yes ; then AC_CHECK_HEADER(dbmalloc.h, [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47 dnl --------------- dnl Configure-option for dmalloc. The optional parameter is used to override dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. AC_DEFUN([CF_WITH_DMALLOC],[ CF_NO_LEAKS_OPTION(dmalloc, [ --with-dmalloc test: use Gray Watson's dmalloc library], [USE_DMALLOC]) if test "$with_dmalloc" = yes ; then AC_CHECK_HEADER(dmalloc.h, [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_IDNA version: 10 updated: 2015/04/15 19:08:48 dnl ------------ dnl Check for libidn, use it if found. dnl dnl $1 = optional path for headers/library AC_DEFUN([CF_WITH_IDNA],[ CF_ADD_OPTIONAL_PATH($1) CF_FIND_LINKAGE([ #include #include ],[ char *output = 0; int code = idna_to_ascii_8z("name", &output, IDNA_USE_STD3_ASCII_RULES); ],idn,,,,[$LIBICONV]) if test "x$cf_cv_find_linkage_idn" = xyes ; then AC_DEFINE(USE_IDNA,1,[Define to 1 if we should use IDNA library]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19 dnl ------------ dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just dnl defaulting to yes/no. dnl dnl $1 = option name dnl $2 = help-text dnl $3 = environment variable to set dnl $4 = default value, shown in the help-message, must be a constant dnl $5 = default value, if it's an expression & cannot be in the help-message dnl AC_DEFUN([CF_WITH_PATH], [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),, ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl if ifelse([$5],,true,[test -n "$5"]) ; then CF_PATH_SYNTAX(withval) fi eval $3="$withval" AC_SUBST($3)dnl ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_ZLIB version: 4 updated: 2011/05/28 12:10:58 dnl ------------ dnl check for libz aka "zlib" AC_DEFUN([CF_WITH_ZLIB],[ CF_ADD_OPTIONAL_PATH($1) CF_FIND_LINKAGE([ #include ],[ gzopen("name","mode") ],z,,,zlib) AC_CHECK_FUNCS( \ zError \ ) ])dnl dnl --------------------------------------------------------------------------- dnl CF_XOPEN_CURSES version: 13 updated: 2015/12/12 20:59:52 dnl --------------- dnl Test if we should define X/Open source for curses, needed on Digital Unix dnl 4.x, to see the extended functions, but breaks on IRIX 6.x. dnl dnl The getbegyx() check is needed for HPUX, which omits legacy macros such dnl as getbegy(). The latter is better design, but the former is standard. AC_DEFUN([CF_XOPEN_CURSES], [ AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl AC_CACHE_CHECK(definition to turn on extended curses functions,cf_cv_need_xopen_extension,[ cf_cv_need_xopen_extension=unknown AC_TRY_LINK([ #include #include <${cf_cv_ncurses_header:-curses.h}>],[ #if defined(NCURSES_VERSION_PATCH) #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403) make an error #endif #endif #ifdef NCURSES_VERSION cchar_t check; int check2 = curs_set((int)sizeof(check)); #endif long x = winnstr(stdscr, "", 0); int x1, y1; getbegyx(stdscr, y1, x1)], [cf_cv_need_xopen_extension=none], [ for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR do AC_TRY_LINK([ #define $cf_try_xopen_extension 1 #include #include <${cf_cv_ncurses_header:-curses.h}>],[ #ifdef NCURSES_VERSION cchar_t check; int check2 = curs_set((int)sizeof(check)); #endif long x = winnstr(stdscr, "", 0); int x1, y1; getbegyx(stdscr, y1, x1)], [cf_cv_need_xopen_extension=$cf_try_xopen_extension; break]) done ]) ]) case $cf_cv_need_xopen_extension in (*_*) CPPFLAGS="$CPPFLAGS -D$cf_cv_need_xopen_extension" ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_XOPEN_SOURCE version: 52 updated: 2016/08/27 12:21:42 dnl --------------- dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions, dnl or adapt to the vendor's definitions to get equivalent functionality, dnl without losing the common non-POSIX features. dnl dnl Parameters: dnl $1 is the nominal value for _XOPEN_SOURCE dnl $2 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_XOPEN_SOURCE],[ AC_REQUIRE([AC_CANONICAL_HOST]) cf_XOPEN_SOURCE=ifelse([$1],,500,[$1]) cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2]) cf_xopen_source= case $host_os in (aix[[4-7]]*) cf_xopen_source="-D_ALL_SOURCE" ;; (msys) cf_XOPEN_SOURCE=600 ;; (darwin[[0-8]].*) cf_xopen_source="-D_APPLE_C_SOURCE" ;; (darwin*) cf_xopen_source="-D_DARWIN_C_SOURCE" cf_XOPEN_SOURCE= ;; (freebsd*|dragonfly*) # 5.x headers associate # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L cf_POSIX_C_SOURCE=200112L cf_XOPEN_SOURCE=600 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" ;; (hpux11*) cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" ;; (hpux*) cf_xopen_source="-D_HPUX_SOURCE" ;; (irix[[56]].*) cf_xopen_source="-D_SGI_SOURCE" cf_XOPEN_SOURCE= ;; (linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin) CF_GNU_SOURCE ;; (minix*) cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this... ;; (mirbsd*) # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks and other headers which use u_int / u_short types cf_XOPEN_SOURCE= CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) ;; (netbsd*) cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw ;; (openbsd[[4-9]]*) # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw cf_xopen_source="-D_BSD_SOURCE" cf_XOPEN_SOURCE=600 ;; (openbsd*) # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw ;; (osf[[45]]*) cf_xopen_source="-D_OSF_SOURCE" ;; (nto-qnx*) cf_xopen_source="-D_QNX_SOURCE" ;; (sco*) # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer ;; (solaris2.*) cf_xopen_source="-D__EXTENSIONS__" cf_cv_xopen_source=broken ;; (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2) cf_XOPEN_SOURCE= cf_POSIX_C_SOURCE= ;; (*) CF_TRY_XOPEN_SOURCE CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) ;; esac if test -n "$cf_xopen_source" ; then CF_ADD_CFLAGS($cf_xopen_source,true) fi dnl In anything but the default case, we may have system-specific setting dnl which is still not guaranteed to provide all of the entrypoints that dnl _XOPEN_SOURCE would yield. if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then AC_MSG_CHECKING(if _XOPEN_SOURCE really is set) AC_TRY_COMPILE([#include ],[ #ifndef _XOPEN_SOURCE make an error #endif], [cf_XOPEN_SOURCE_set=yes], [cf_XOPEN_SOURCE_set=no]) AC_MSG_RESULT($cf_XOPEN_SOURCE_set) if test $cf_XOPEN_SOURCE_set = yes then AC_TRY_COMPILE([#include ],[ #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE make an error #endif], [cf_XOPEN_SOURCE_set_ok=yes], [cf_XOPEN_SOURCE_set_ok=no]) if test $cf_XOPEN_SOURCE_set_ok = no then AC_MSG_WARN(_XOPEN_SOURCE is lower than requested) fi else CF_TRY_XOPEN_SOURCE fi fi ]) dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA version: 23 updated: 2015/04/12 15:39:00 dnl ----------- dnl Check for Xaw (Athena) libraries dnl dnl Sets $cf_x_athena according to the flavor of Xaw which is used. AC_DEFUN([CF_X_ATHENA], [ cf_x_athena=${cf_x_athena:-Xaw} AC_MSG_CHECKING(if you want to link with Xaw 3d library) withval= AC_ARG_WITH(Xaw3d, [ --with-Xaw3d link with Xaw 3d library]) if test "$withval" = yes ; then cf_x_athena=Xaw3d AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if you want to link with Xaw 3d xft library) withval= AC_ARG_WITH(Xaw3dxft, [ --with-Xaw3dxft link with Xaw 3d xft library]) if test "$withval" = yes ; then cf_x_athena=Xaw3dxft AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if you want to link with neXT Athena library) withval= AC_ARG_WITH(neXtaw, [ --with-neXtaw link with neXT Athena library]) if test "$withval" = yes ; then cf_x_athena=neXtaw AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if you want to link with Athena-Plus library) withval= AC_ARG_WITH(XawPlus, [ --with-XawPlus link with Athena-Plus library]) if test "$withval" = yes ; then cf_x_athena=XawPlus AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi cf_x_athena_lib="" if test "$PKG_CONFIG" != none ; then cf_athena_list= test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6" for cf_athena_pkg in \ $cf_athena_list \ ${cf_x_athena} \ ${cf_x_athena}-devel \ lib${cf_x_athena} \ lib${cf_x_athena}-devel do CF_TRY_PKG_CONFIG($cf_athena_pkg,[ cf_x_athena_lib="$cf_pkgconfig_libs" CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena) AC_DEFINE_UNQUOTED($cf_x_athena_LIBS) CF_TRIM_X_LIBS AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[ AC_TRY_LINK([ #include ],[ int check = XmuCompareISOLatin1("big", "small") ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])]) if test "$cf_cv_xaw_compat" = no then # workaround for broken ".pc" files... case "$cf_x_athena_lib" in (*-lXmu*) ;; (*) CF_VERBOSE(work around broken package) cf_save_xmu="$LIBS" cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'` CF_TRY_PKG_CONFIG(xmu,[ LIBS="$cf_save_xmu" CF_ADD_LIB_AFTER($cf_first_lib,$cf_pkgconfig_libs) ],[ CF_ADD_LIB_AFTER($cf_first_lib,-lXmu) ]) CF_TRIM_X_LIBS ;; esac fi break]) done fi if test -z "$cf_x_athena_lib" ; then CF_X_EXT CF_X_TOOLKIT CF_X_ATHENA_CPPFLAGS($cf_x_athena) CF_X_ATHENA_LIBS($cf_x_athena) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30 dnl -------------------- dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw. AC_DEFUN([CF_X_ATHENA_CPPFLAGS], [ cf_x_athena_root=ifelse([$1],,Xaw,[$1]) cf_x_athena_inc="" for cf_path in default \ /usr/contrib/X11R6 \ /usr/contrib/X11R5 \ /usr/lib/X11R5 \ /usr/local do if test -z "$cf_x_athena_inc" ; then cf_save="$CPPFLAGS" cf_test=X11/$cf_x_athena_root/SimpleMenu.h if test $cf_path != default ; then CPPFLAGS="$cf_save -I$cf_path/include" AC_MSG_CHECKING(for $cf_test in $cf_path) else AC_MSG_CHECKING(for $cf_test) fi AC_TRY_COMPILE([ #include #include <$cf_test>],[], [cf_result=yes], [cf_result=no]) AC_MSG_RESULT($cf_result) if test "$cf_result" = yes ; then cf_x_athena_inc=$cf_path break else CPPFLAGS="$cf_save" fi fi done if test -z "$cf_x_athena_inc" ; then AC_MSG_WARN( [Unable to successfully find Athena header files with test program]) elif test "$cf_x_athena_inc" != default ; then CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc" fi ]) dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02 dnl ---------------- dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw. AC_DEFUN([CF_X_ATHENA_LIBS], [AC_REQUIRE([CF_X_TOOLKIT]) cf_x_athena_root=ifelse([$1],,Xaw,[$1]) cf_x_athena_lib="" for cf_path in default \ /usr/contrib/X11R6 \ /usr/contrib/X11R5 \ /usr/lib/X11R5 \ /usr/local do for cf_lib in \ ${cf_x_athena_root} \ ${cf_x_athena_root}7 \ ${cf_x_athena_root}6 do for cf_libs in \ "-l$cf_lib -lXmu" \ "-l$cf_lib -lXpm -lXmu" \ "-l${cf_lib}_s -lXmu_s" do if test -z "$cf_x_athena_lib" ; then cf_save="$LIBS" cf_test=XawSimpleMenuAddGlobalActions if test $cf_path != default ; then CF_ADD_LIBS(-L$cf_path/lib $cf_libs) AC_MSG_CHECKING(for $cf_libs in $cf_path) else CF_ADD_LIBS($cf_libs) AC_MSG_CHECKING(for $cf_test in $cf_libs) fi AC_TRY_LINK([ #include #include ],[ $cf_test((XtAppContext) 0)], [cf_result=yes], [cf_result=no]) AC_MSG_RESULT($cf_result) if test "$cf_result" = yes ; then cf_x_athena_lib="$cf_libs" break fi LIBS="$cf_save" fi done # cf_libs test -n "$cf_x_athena_lib" && break done # cf_lib done if test -z "$cf_x_athena_lib" ; then AC_MSG_ERROR( [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program]) fi CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena) AC_DEFINE_UNQUOTED($cf_x_athena_LIBS) ]) dnl --------------------------------------------------------------------------- dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05 dnl -------- AC_DEFUN([CF_X_EXT],[ CF_TRY_PKG_CONFIG(Xext,,[ AC_CHECK_LIB(Xext,XextCreateExtension, [CF_ADD_LIB(Xext)])]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_X_TOOLKIT version: 23 updated: 2015/04/12 15:39:00 dnl ------------ dnl Check for X Toolkit libraries AC_DEFUN([CF_X_TOOLKIT], [ AC_REQUIRE([AC_PATH_XTRA]) AC_REQUIRE([CF_CHECK_CACHE]) # OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new), and (and # in some cases has installed dummy files in the former, other cases replaced # it with a link to the new location). This complicates the configure script. # Check for that pitfall, and recover using pkg-config # # If none of these are set, the configuration is almost certainly broken. if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}" then CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)]) CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)]) CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)]) CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)]) fi cf_have_X_LIBS=no CF_TRY_PKG_CONFIG(xt,[ case "x$LIBS" in (*-lX11*) ;; (*) # we have an "xt" package, but it may omit Xt's dependency on X11 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[ AC_TRY_LINK([ #include ],[ int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0); int rc2 = XClearWindow((Display*) 0, (Window) 0); int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0); int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0); ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])]) if test "$cf_cv_xt_x11_compat" = no then CF_VERBOSE(work around broken X11 dependency) # 2010/11/19 - good enough until a working Xt on Xcb is delivered. CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)]) fi ;; esac AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[ AC_TRY_LINK([ #include ],[int num = IceConnectionNumber(0) ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])]) if test "$cf_cv_xt_ice_compat" = no then # workaround for broken ".pc" files used for X Toolkit. case "x$X_PRE_LIBS" in (*-lICE*) case "x$LIBS" in (*-lICE*) ;; (*) CF_VERBOSE(work around broken ICE dependency) CF_TRY_PKG_CONFIG(ice, [CF_TRY_PKG_CONFIG(sm)], [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)]) ;; esac ;; esac fi cf_have_X_LIBS=yes ],[ LDFLAGS="$X_LIBS $LDFLAGS" CF_CHECK_CFLAGS($X_CFLAGS) AC_CHECK_FUNC(XOpenDisplay,,[ AC_CHECK_LIB(X11,XOpenDisplay, [CF_ADD_LIB(X11)],, [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])]) AC_CHECK_FUNC(XtAppInitialize,,[ AC_CHECK_LIB(Xt, XtAppInitialize, [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library]) cf_have_X_LIBS=Xt LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],, [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])]) ]) if test $cf_have_X_LIBS = no ; then AC_MSG_WARN( [Unable to successfully link X Toolkit library (-lXt) with test program. You will have to check and add the proper libraries by hand to makefile.]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF__CHECK_RUN version: 1 updated: 2018/02/21 21:26:03 dnl ------------- dnl Check if a simple program can be made to run with the existing libraries. define([CF__CHECK_RUN],[ AC_TRY_RUN([#include int main(void) { fflush(stderr); ${cf_cv_main_return:-return}(0); }], $1=yes, $1=no, $1=unknown) ]) dnl --------------------------------------------------------------------------- dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49 dnl --------------- dnl Define a reusable chunk which includes and when they dnl are both available. define([CF__CURSES_HEAD],[ #ifdef HAVE_XCURSES #include char * XCursesProgramName = "test"; #else #include <${cf_cv_ncurses_header:-curses.h}> #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H) #include #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H) #include #elif defined(HAVE_TERM_H) #include #endif #endif ]) dnl --------------------------------------------------------------------------- dnl CF__ICONV_BODY version: 2 updated: 2007/07/26 17:35:47 dnl -------------- dnl Test-code needed for iconv compile-checks define([CF__ICONV_BODY],[ iconv_t cd = iconv_open("",""); iconv(cd,NULL,NULL,NULL,NULL); iconv_close(cd);] )dnl dnl --------------------------------------------------------------------------- dnl CF__ICONV_HEAD version: 1 updated: 2007/07/26 15:57:03 dnl -------------- dnl Header-files needed for iconv compile-checks define([CF__ICONV_HEAD],[ #include #include ] )dnl dnl --------------------------------------------------------------------------- dnl CF__INET_HEAD version: 1 updated: 2013/10/08 17:47:05 dnl ------------- dnl Header-files needed for inet.h compile-checks define([CF__INET_HEAD],[ #if defined(__MINGW32__) #undef WIN32_LEAN_AND_MEAN #define WIN32_LEAN_AND_MEAN #include #ifdef HAVE_WINSOCK2_H #include #else #ifdef HAVE_WINSOCK_H #include #endif #endif #else #include #include #include #include #endif ])dnl dnl --------------------------------------------------------------------------- dnl CF__INTL_BODY version: 3 updated: 2017/07/10 20:13:33 dnl ------------- dnl Test-code needed for libintl compile-checks dnl $1 = parameter 2 from AM_WITH_NLS define([CF__INTL_BODY],[ bindtextdomain ("", ""); return (int) gettext ("") ifelse([$1], need-ngettext, [ + (int) ngettext ("", "", 0)], []) #ifndef IGNORE_MSGFMT_HACK [ + _nl_msg_cat_cntr] #endif ]) dnl --------------------------------------------------------------------------- dnl CF__INTL_HEAD version: 1 updated: 2007/07/26 17:35:47 dnl ------------- dnl Header-files needed for libintl compile-checks define([CF__INTL_HEAD],[ #include extern int _nl_msg_cat_cntr; ])dnl dnl --------------------------------------------------------------------------- dnl CF__SSL_BODY version: 2 updated: 2008/04/13 10:56:06 dnl ------------ dnl Body for test-compile of SSL code. define([CF__SSL_BODY],[ #ifdef USE_GNUTLS_FUNCS gnutls_global_init(); #else SSL_shutdown((SSL *)0) #endif ])dnl dnl --------------------------------------------------------------------------- dnl CF__SSL_HEAD version: 2 updated: 2008/04/13 10:56:06 dnl ------------ dnl Headers for test-compile of SSL code. define([CF__SSL_HEAD],[ #include #if defined(USE_OPENSSL_INCL) #include #elif defined(USE_GNUTLS_FUNCS) #include #elif defined(USE_GNUTLS_INCL) #include #else #include #endif ])dnl dnl --------------------------------------------------------------------------- dnl jm_GLIBC21 version: 4 updated: 2015/05/10 19:52:14 dnl ---------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl glibc21.m4 dnl ==================== dnl serial 2 dnl dnl Test for the GNU C Library, version 2.1 or newer. dnl From Bruno Haible. AC_DEFUN([jm_GLIBC21], [ AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer, ac_cv_gnu_library_2_1, [AC_EGREP_CPP([Lucky GNU user], [ #include #ifdef __GNU_LIBRARY__ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) Lucky GNU user #endif #endif ], ac_cv_gnu_library_2_1=yes, ac_cv_gnu_library_2_1=no)]) AC_SUBST(GLIBC21) GLIBC21="$ac_cv_gnu_library_2_1" ])