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64b1502133
At least on OS X 10.5 and older, getline does not exist. So split out the function from the mingw code so that we can pull it in for Darwin systems. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
139 lines
3.8 KiB
C
139 lines
3.8 KiB
C
/*
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* Copyright 2008 Extreme Engineering Solutions, Inc.
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*
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* mmap/munmap implementation derived from:
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* Clamav Native Windows Port : mmap win32 compatibility layer
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* Copyright (c) 2005-2006 Gianluigi Tiesi <sherpya@netfarm.it>
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* Parts by Kees Zeelenberg <kzlg@users.sourceforge.net> (LibGW32C)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this software; if not, write to the
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "mingw_support.h"
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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#include <io.h>
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int fsync(int fd)
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{
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return _commit(fd);
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}
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void *mmap(void *addr, size_t len, int prot, int flags, int fd, int offset)
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{
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void *map = NULL;
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HANDLE handle = INVALID_HANDLE_VALUE;
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DWORD cfm_flags = 0, mvf_flags = 0;
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switch (prot) {
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case PROT_READ | PROT_WRITE:
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cfm_flags = PAGE_READWRITE;
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mvf_flags = FILE_MAP_ALL_ACCESS;
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break;
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case PROT_WRITE:
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cfm_flags = PAGE_READWRITE;
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mvf_flags = FILE_MAP_WRITE;
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break;
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case PROT_READ:
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cfm_flags = PAGE_READONLY;
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mvf_flags = FILE_MAP_READ;
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break;
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default:
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return MAP_FAILED;
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}
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handle = CreateFileMappingA((HANDLE) _get_osfhandle(fd), NULL,
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cfm_flags, HIDWORD(len), LODWORD(len), NULL);
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if (!handle)
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return MAP_FAILED;
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map = MapViewOfFile(handle, mvf_flags, HIDWORD(offset),
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LODWORD(offset), len);
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CloseHandle(handle);
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if (!map)
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return MAP_FAILED;
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return map;
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}
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int munmap(void *addr, size_t len)
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{
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if (!UnmapViewOfFile(addr))
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return -1;
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return 0;
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}
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/* Reentrant string tokenizer. Generic version.
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Copyright (C) 1991,1996-1999,2001,2004,2007 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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/* Parse S into tokens separated by characters in DELIM.
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If S is NULL, the saved pointer in SAVE_PTR is used as
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the next starting point. For example:
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char s[] = "-abc-=-def";
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char *sp;
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x = strtok_r(s, "-", &sp); // x = "abc", sp = "=-def"
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x = strtok_r(NULL, "-=", &sp); // x = "def", sp = NULL
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x = strtok_r(NULL, "=", &sp); // x = NULL
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// s = "abc\0-def\0"
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*/
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char *strtok_r(char *s, const char *delim, char **save_ptr)
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{
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char *token;
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if (s == NULL)
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s = *save_ptr;
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/* Scan leading delimiters. */
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s += strspn(s, delim);
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if (*s == '\0') {
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*save_ptr = s;
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return NULL;
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}
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/* Find the end of the token. */
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token = s;
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s = strpbrk (token, delim);
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if (s == NULL) {
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/* This token finishes the string. */
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*save_ptr = memchr(token, '\0', strlen(token));
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} else {
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/* Terminate the token and make *SAVE_PTR point past it. */
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*s = '\0';
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*save_ptr = s + 1;
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}
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return token;
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}
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#include "getline.c"
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