/* $scrotwm: linux.c,v 1.1 2009/01/22 23:12:27 marco Exp $ */
#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/socket.h>
#include <errno.h>
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "util.h"
/*
* All the workarounds for glibc stupidity are piled into this file...
*/
/* --------------------------------------------------------------------------- */
/* $OpenBSD: strlcpy.c,v 1.10 2005/08/08 08:05:37 espie Exp $ */
/*
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Copy src to string dst of size siz. At most siz-1 characters
* will be copied. Always NUL terminates (unless siz == 0).
* Returns strlen(src); if retval >= siz, truncation occurred.
*/
size_t
strlcpy(char *dst, const char *src, size_t siz)
{
char *d = dst;
const char *s = src;
size_t n = siz;
/* Copy as many bytes as will fit */
if (n != 0 && --n != 0) {
do {
if ((*d++ = *s++) == 0)
break;
} while (--n != 0);
}
/* Not enough room in dst, add NUL and traverse rest of src */
if (n == 0) {
if (siz != 0)
*d = '\0'; /* NUL-terminate dst */
while (*s++)
;
}
return(s - src - 1); /* count does not include NUL */
}
/* --------------------------------------------------------------------------- */
/* $OpenBSD: strlcat.c,v 1.13 2005/08/08 08:05:37 espie Exp $ */
/*
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Appends src to string dst of size siz (unlike strncat, siz is the
* full size of dst, not space left). At most siz-1 characters
* will be copied. Always NUL terminates (unless siz <= strlen(dst)).
* Returns strlen(src) + MIN(siz, strlen(initial dst)).
* If retval >= siz, truncation occurred.
*/
size_t
strlcat(char *dst, const char *src, size_t siz)
{
char *d = dst;
const char *s = src;
size_t n = siz;
size_t dlen;
/* Find the end of dst and adjust bytes left but don't go past end */
while (n-- != 0 && *d != '\0')
d++;
dlen = d - dst;
n = siz - dlen;
if (n == 0)
return(dlen + strlen(s));
while (*s != '\0') {
if (n != 1) {
*d++ = *s;
n--;
}
s++;
}
*d = '\0';
return(dlen + (s - src)); /* count does not include NUL */
}
/* --------------------------------------------------------------------------- */
/* $NetBSD: fgetln.c,v 1.3 2007/08/07 02:06:58 lukem Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
char *
fgetln(fp, len)
FILE *fp;
size_t *len;
{
static char *buf = NULL;
static size_t bufsiz = 0;
char *ptr;
if (buf == NULL) {
bufsiz = BUFSIZ;
if ((buf = malloc(bufsiz)) == NULL)
return NULL;
}
if (fgets(buf, bufsiz, fp) == NULL)
return NULL;
*len = 0;
while ((ptr = strchr(&buf[*len], '\n')) == NULL) {
size_t nbufsiz = bufsiz + BUFSIZ;
char *nbuf = realloc(buf, nbufsiz);
if (nbuf == NULL) {
int oerrno = errno;
free(buf);
errno = oerrno;
buf = NULL;
return NULL;
} else
buf = nbuf;
*len = bufsiz;
if (fgets(&buf[bufsiz], BUFSIZ, fp) == NULL)
return buf;
bufsiz = nbufsiz;
}
*len = (ptr - buf) + 1;
return buf;
}
/* --------------------------------------------------------------------------- */
/* $OpenBSD: fparseln.c,v 1.6 2005/08/02 21:46:23 espie Exp $ */
/* $NetBSD: fparseln.c,v 1.7 1999/07/02 15:49:12 simonb Exp $ */
/*
* Copyright (c) 1997 Christos Zoulas. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christos Zoulas.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define FPARSELN_UNESCESC 0x01
#define FPARSELN_UNESCCONT 0x02
#define FPARSELN_UNESCCOMM 0x04
#define FPARSELN_UNESCREST 0x08
#define FPARSELN_UNESCALL 0x0f
static int isescaped(const char *, const char *, int);
/* isescaped():
* Return true if the character in *p that belongs to a string
* that starts in *sp, is escaped by the escape character esc.
*/
static int
isescaped(const char *sp, const char *p, int esc)
{
const char *cp;
size_t ne;
/* No escape character */
if (esc == '\0')
return 1;
/* Count the number of escape characters that precede ours */
for (ne = 0, cp = p; --cp >= sp && *cp == esc; ne++)
continue;
/* Return true if odd number of escape characters */
return (ne & 1) != 0;
}
/* fparseln():
* Read a line from a file parsing continuations ending in \
* and eliminating trailing newlines, or comments starting with
* the comment char.
*/
char *
fparseln(FILE *fp, size_t *size, size_t *lineno, const char str[3],
int flags)
{
static const char dstr[3] = { '\\', '\\', '#' };
char *buf = NULL, *ptr, *cp, esc, con, nl, com;
size_t s, len = 0;
int cnt = 1;
if (str == NULL)
str = dstr;
esc = str[0];
con = str[1];
com = str[2];
/*
* XXX: it would be cool to be able to specify the newline character,
* but unfortunately, fgetln does not let us
*/
nl = '\n';
while (cnt) {
cnt = 0;
if (lineno)
(*lineno)++;
if ((ptr = fgetln(fp, &s)) == NULL)
break;
if (s && com) { /* Check and eliminate comments */
for (cp = ptr; cp < ptr + s; cp++)
if (*cp == com && !isescaped(ptr, cp, esc)) {
s = cp - ptr;
cnt = s == 0 && buf == NULL;
break;
}
}
if (s && nl) { /* Check and eliminate newlines */
cp = &ptr[s - 1];
if (*cp == nl)
s--; /* forget newline */
}
if (s && con) { /* Check and eliminate continuations */
cp = &ptr[s - 1];
if (*cp == con && !isescaped(ptr, cp, esc)) {
s--; /* forget escape */
cnt = 1;
}
}
if (s == 0 && buf != NULL)
continue;
if ((cp = realloc(buf, len + s + 1)) == NULL) {
free(buf);
return NULL;
}
buf = cp;
(void) memcpy(buf + len, ptr, s);
len += s;
buf[len] = '\0';
}
if ((flags & FPARSELN_UNESCALL) != 0 && esc && buf != NULL &&
strchr(buf, esc) != NULL) {
ptr = cp = buf;
while (cp[0] != '\0') {
int skipesc;
while (cp[0] != '\0' && cp[0] != esc)
*ptr++ = *cp++;
if (cp[0] == '\0' || cp[1] == '\0')
break;
skipesc = 0;
if (cp[1] == com)
skipesc += (flags & FPARSELN_UNESCCOMM);
if (cp[1] == con)
skipesc += (flags & FPARSELN_UNESCCONT);
if (cp[1] == esc)
skipesc += (flags & FPARSELN_UNESCESC);
if (cp[1] != com && cp[1] != con && cp[1] != esc)
skipesc = (flags & FPARSELN_UNESCREST);
if (skipesc)
cp++;
else
*ptr++ = *cp++;
*ptr++ = *cp++;
}
*ptr = '\0';
len = strlen(buf);
}
if (size)
*size = len;
return buf;
}
/* --------------------------------------------------------------------------- */
/* $OpenBSD: strtonum.c,v 1.6 2004/08/03 19:38:01 millert Exp $ */
/*
* Copyright (c) 2004 Ted Unangst and Todd Miller
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#define INVALID 1
#define TOOSMALL 2
#define TOOLARGE 3
long long
strtonum(const char *numstr, long long minval, long long maxval,
const char **errstrp)
{
long long ll = 0;
char *ep;
int error = 0;
struct errval {
const char *errstr;
int err;
} ev[4] = {
{ NULL, 0 },
{ "invalid", EINVAL },
{ "too small", ERANGE },
{ "too large", ERANGE },
};
ev[0].err = errno;
errno = 0;
if (minval > maxval)
error = INVALID;
else {
ll = strtoll(numstr, &ep, 10);
if (numstr == ep || *ep != '\0')
error = INVALID;
else if ((ll == LLONG_MIN && errno == ERANGE) || ll < minval)
error = TOOSMALL;
else if ((ll == LLONG_MAX && errno == ERANGE) || ll > maxval)
error = TOOLARGE;
}
if (errstrp != NULL)
*errstrp = ev[error].errstr;
errno = ev[error].err;
if (error)
ll = 0;
return (ll);
}
/* $OpenBSD: fmt_scaled.c,v 1.10 2009/06/20 15:00:04 martynas Exp $ */
/*
* Copyright (c) 2001, 2002, 2003 Ian F. Darwin. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* fmt_scaled: Format numbers scaled for human comprehension
* scan_scaled: Scan numbers in this format.
*
* "Human-readable" output uses 4 digits max, and puts a unit suffix at
* the end. Makes output compact and easy-to-read esp. on huge disks.
* Formatting code was originally in OpenBSD "df", converted to library routine.
* Scanning code written for OpenBSD libutil.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <ctype.h>
#include <limits.h>
#include "util.h"
typedef enum {
NONE = 0, KILO = 1, MEGA = 2, GIGA = 3, TERA = 4, PETA = 5, EXA = 6
} unit_type;
/* These three arrays MUST be in sync! XXX make a struct */
static unit_type units[] = { NONE, KILO, MEGA, GIGA, TERA, PETA, EXA };
static char scale_chars[] = "BKMGTPE";
static long long scale_factors[] = {
1LL,
1024LL,
1024LL*1024,
1024LL*1024*1024,
1024LL*1024*1024*1024,
1024LL*1024*1024*1024*1024,
1024LL*1024*1024*1024*1024*1024,
};
#define SCALE_LENGTH (sizeof(units)/sizeof(units[0]))
#define MAX_DIGITS (SCALE_LENGTH * 3) /* XXX strlen(sprintf("%lld", -1)? */
/* Convert the given input string "scaled" into numeric in "result".
* Return 0 on success, -1 and errno set on error.
*/
int
scan_scaled(char *scaled, long long *result)
{
char *p = scaled;
int sign = 0;
unsigned int i, ndigits = 0, fract_digits = 0;
long long scale_fact = 1, whole = 0, fpart = 0;
/* Skip leading whitespace */
while (isascii(*p) && isspace(*p))
++p;
/* Then at most one leading + or - */
while (*p == '-' || *p == '+') {
if (*p == '-') {
if (sign) {
errno = EINVAL;
return -1;
}
sign = -1;
++p;
} else if (*p == '+') {
if (sign) {
errno = EINVAL;
return -1;
}
sign = +1;
++p;
}
}
/* Main loop: Scan digits, find decimal point, if present.
* We don't allow exponentials, so no scientific notation
* (but note that E for Exa might look like e to some!).
* Advance 'p' to end, to get scale factor.
*/
for (; isascii(*p) && (isdigit(*p) || *p=='.'); ++p) {
if (*p == '.') {
if (fract_digits > 0) { /* oops, more than one '.' */
errno = EINVAL;
return -1;
}
fract_digits = 1;
continue;
}
i = (*p) - '0'; /* whew! finally a digit we can use */
if (fract_digits > 0) {
if (fract_digits >= MAX_DIGITS-1)
/* ignore extra fractional digits */
continue;
fract_digits++; /* for later scaling */
fpart *= 10;
fpart += i;
} else { /* normal digit */
if (++ndigits >= MAX_DIGITS) {
errno = ERANGE;
return -1;
}
whole *= 10;
whole += i;
}
}
if (sign) {
whole *= sign;
fpart *= sign;
}
/* If no scale factor given, we're done. fraction is discarded. */
if (!*p) {
*result = whole;
return 0;
}
/* Validate scale factor, and scale whole and fraction by it. */
for (i = 0; i < SCALE_LENGTH; i++) {
/* Are we there yet? */
if (*p == scale_chars[i] ||
*p == tolower(scale_chars[i])) {
/* If it ends with alphanumerics after the scale char, bad. */
if (isalnum(*(p+1))) {
errno = EINVAL;
return -1;
}
scale_fact = scale_factors[i];
/* scale whole part */
whole *= scale_fact;
/* truncate fpart so it does't overflow.
* then scale fractional part.
*/
while (fpart >= LLONG_MAX / scale_fact) {
fpart /= 10;
fract_digits--;
}
fpart *= scale_fact;
if (fract_digits > 0) {
for (i = 0; i < fract_digits -1; i++)
fpart /= 10;
}
whole += fpart;
*result = whole;
return 0;
}
}
errno = ERANGE;
return -1;
}
/* Format the given "number" into human-readable form in "result".
* Result must point to an allocated buffer of length FMT_SCALED_STRSIZE.
* Return 0 on success, -1 and errno set if error.
*/
int
fmt_scaled(long long number, char *result)
{
long long abval, fract = 0;
unsigned int i;
unit_type unit = NONE;
abval = llabs(number);
/* Not every negative long long has a positive representation.
* Also check for numbers that are just too darned big to format
*/
if (abval < 0 || abval / 1024 >= scale_factors[SCALE_LENGTH-1]) {
errno = ERANGE;
return -1;
}
/* scale whole part; get unscaled fraction */
for (i = 0; i < SCALE_LENGTH; i++) {
if (abval/1024 < scale_factors[i]) {
unit = units[i];
fract = (i == 0) ? 0 : abval % scale_factors[i];
number /= scale_factors[i];
if (i > 0)
fract /= scale_factors[i - 1];
break;
}
}
fract = (10 * fract + 512) / 1024;
/* if the result would be >= 10, round main number */
if (fract == 10) {
if (number >= 0)
number++;
else
number--;
fract = 0;
}
if (number == 0)
strlcpy(result, "0B", FMT_SCALED_STRSIZE);
else if (unit == NONE || number >= 100 || number <= -100) {
if (fract >= 5) {
if (number >= 0)
number++;
else
number--;
}
(void)snprintf(result, FMT_SCALED_STRSIZE, "%lld%c",
number, scale_chars[unit]);
} else
(void)snprintf(result, FMT_SCALED_STRSIZE, "%lld.%1lld%c",
number, fract, scale_chars[unit]);
return 0;
}
/* --------------------------------------------------------------------------- */
/*
* Copyright (c) 2002,2004 Damien Miller <djm@mindrot.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* Get effective user and group identification of locally-connected
* peer.
*/
int
getpeereid(int s, uid_t *euid, gid_t *gid)
{
struct ucred cred;
socklen_t len = sizeof(cred);
if (getsockopt(s, SOL_SOCKET, SO_PEERCRED, &cred, &len) < 0)
return (-1);
*euid = cred.uid;
*gid = cred.gid;
return (0);
}
#ifdef MAIN
/*
* This is the original version of the program in the man page.
* Copy-and-paste whatever you need from it.
*/
int
main(int argc, char **argv)
{
char *cinput = "1.5K", buf[FMT_SCALED_STRSIZE];
long long ninput = 10483892, result;
if (scan_scaled(cinput, &result) == 0)
printf("\"%s\" -> %lld\n", cinput, result);
else
perror(cinput);
if (fmt_scaled(ninput, buf) == 0)
printf("%lld -> \"%s\"\n", ninput, buf);
else
fprintf(stderr, "%lld invalid (%s)\n", ninput, strerror(errno));
return 0;
}
#endif