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#
#
# Nimrod's Runtime Library
# (c) Copyright 2011 Andreas Rumpf
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
# This include file contains headers of Ansi C procs
# and definitions of Ansi C types in Nimrod syntax
# All symbols are prefixed with 'c_' to avoid ambiguities
{.push hints:off}
proc c_strcmp(a, b: CString): cint {.nodecl, noSideEffect, importc: "strcmp".}
proc c_memcmp(a, b: CString, size: cint): cint {.
nodecl, noSideEffect, importc: "memcmp".}
proc c_memcpy(a, b: CString, size: cint) {.nodecl, importc: "memcpy".}
proc c_strlen(a: CString): int {.nodecl, noSideEffect, importc: "strlen".}
proc c_memset(p: pointer, value: cint, size: int) {.nodecl, importc: "memset".}
type
C_TextFile {.importc: "FILE", nodecl, final.} = object # empty record for
# data hiding
C_BinaryFile {.importc: "FILE", nodecl, final.} = object
C_TextFileStar = ptr CTextFile
C_BinaryFileStar = ptr CBinaryFile
C_JmpBuf {.importc: "jmp_buf".} = array[0..31, int]
var
c_stdin {.importc: "stdin", noDecl.}: C_TextFileStar
c_stdout {.importc: "stdout", noDecl.}: C_TextFileStar
c_stderr {.importc: "stderr", noDecl.}: C_TextFileStar
# constants faked as variables:
var
SIGINT {.importc: "SIGINT", nodecl.}: cint
SIGSEGV {.importc: "SIGSEGV", nodecl.}: cint
SIGABRT {.importc: "SIGABRT", nodecl.}: cint
SIGFPE {.importc: "SIGFPE", nodecl.}: cint
SIGILL {.importc: "SIGILL", nodecl.}: cint
when defined(macosx):
var
SIGBUS {.importc: "SIGBUS", nodecl.}: cint
# hopefully this does not lead to new bugs
else:
var
SIGBUS {.importc: "SIGSEGV", nodecl.}: cint
# only Mac OS X has this shit
proc c_longjmp(jmpb: C_JmpBuf, retval: cint) {.nodecl, importc: "longjmp".}
proc c_setjmp(jmpb: var C_JmpBuf): cint {.nodecl, importc: "setjmp".}
proc c_signal(sig: cint, handler: proc (a: cint) {.noconv.}) {.
importc: "signal", header: "<signal.h>".}
proc c_raise(sig: cint) {.importc: "raise", header: "<signal.h>".}
proc c_fputs(c: cstring, f: C_TextFileStar) {.importc: "fputs", noDecl.}
proc c_fgets(c: cstring, n: int, f: C_TextFileStar): cstring {.
importc: "fgets", noDecl.}
proc c_fgetc(stream: C_TextFileStar): int {.importc: "fgetc", nodecl.}
proc c_ungetc(c: int, f: C_TextFileStar) {.importc: "ungetc", nodecl.}
proc c_putc(c: Char, stream: C_TextFileStar) {.importc: "putc", nodecl.}
proc c_fprintf(f: C_TextFileStar, frmt: CString) {.
importc: "fprintf", nodecl, varargs.}
proc c_fopen(filename, mode: cstring): C_TextFileStar {.
importc: "fopen", nodecl.}
proc c_fclose(f: C_TextFileStar) {.importc: "fclose", nodecl.}
proc c_sprintf(buf, frmt: CString) {.nodecl, importc: "sprintf", varargs.}
# we use it only in a way that cannot lead to security issues
proc c_fread(buf: Pointer, size, n: int, f: C_BinaryFileStar): int {.
importc: "fread", noDecl.}
proc c_fseek(f: C_BinaryFileStar, offset: clong, whence: int): int {.
importc: "fseek", noDecl.}
proc c_fwrite(buf: Pointer, size, n: int, f: C_BinaryFileStar): int {.
importc: "fwrite", noDecl.}
proc c_exit(errorcode: cint) {.importc: "exit", nodecl.}
proc c_ferror(stream: C_TextFileStar): bool {.importc: "ferror", nodecl.}
proc c_fflush(stream: C_TextFileStar) {.importc: "fflush", nodecl.}
proc c_abort() {.importc: "abort", nodecl.}
proc c_feof(stream: C_TextFileStar): bool {.importc: "feof", nodecl.}
proc c_malloc(size: int): pointer {.importc: "malloc", nodecl.}
proc c_free(p: pointer) {.importc: "free", nodecl.}
proc c_realloc(p: pointer, newsize: int): pointer {.importc: "realloc", nodecl.}
var errno {.importc, header: "<errno.h>".}: cint ## error variable
proc strerror(errnum: cint): cstring {.importc, header: "<string.h>".}
proc c_remove(filename: CString): cint {.importc: "remove", noDecl.}
proc c_rename(oldname, newname: CString): cint {.importc: "rename", noDecl.}
proc c_system(cmd: CString): cint {.importc: "system", header: "<stdlib.h>".}
proc c_getenv(env: CString): CString {.importc: "getenv", noDecl.}
proc c_putenv(env: CString): cint {.importc: "putenv", noDecl.}
{.pop}
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