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123 lines
2.9 KiB
C
123 lines
2.9 KiB
C
/*
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* Copyright (c) 2000, 2001, Corinna Vinschen <vinschen@cygnus.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Created: Sat Sep 02 12:17:00 2000 cv
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*
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* This file contains functions for forcing opened file descriptors to
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* binary mode on Windows systems.
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*/
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#include "includes.h"
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#ifdef HAVE_CYGWIN
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#if defined(open) && open == binary_open
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# undef open
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#endif
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#if defined(pipe) && open == binary_pipe
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# undef pipe
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#endif
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#include <sys/types.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <windows.h>
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#include "xmalloc.h"
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int
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binary_open(const char *filename, int flags, ...)
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{
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va_list ap;
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mode_t mode;
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va_start(ap, flags);
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mode = va_arg(ap, mode_t);
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va_end(ap);
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return (open(filename, flags | O_BINARY, mode));
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}
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int
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binary_pipe(int fd[2])
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{
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int ret = pipe(fd);
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if (!ret) {
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setmode(fd[0], O_BINARY);
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setmode(fd[1], O_BINARY);
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}
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return (ret);
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}
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int
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check_ntsec(const char *filename)
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{
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return (pathconf(filename, _PC_POSIX_PERMISSIONS));
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}
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#define NL(x) x, (sizeof (x) - 1)
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#define WENV_SIZ (sizeof (wenv_arr) / sizeof (wenv_arr[0]))
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static struct wenv {
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const char *name;
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size_t namelen;
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} wenv_arr[] = {
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{ NL("ALLUSERSPROFILE=") },
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{ NL("COMPUTERNAME=") },
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{ NL("COMSPEC=") },
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{ NL("CYGWIN=") },
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{ NL("OS=") },
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{ NL("PATH=") },
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{ NL("PATHEXT=") },
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{ NL("SYSTEMDRIVE=") },
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{ NL("SYSTEMROOT=") },
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{ NL("WINDIR=") }
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};
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char **
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fetch_windows_environment(void)
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{
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char **e, **p;
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unsigned int i, idx = 0;
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p = xcalloc(WENV_SIZ + 1, sizeof(char *));
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for (e = environ; *e != NULL; ++e) {
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for (i = 0; i < WENV_SIZ; ++i) {
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if (!strncmp(*e, wenv_arr[i].name, wenv_arr[i].namelen))
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p[idx++] = *e;
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}
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}
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p[idx] = NULL;
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return p;
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}
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void
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free_windows_environment(char **p)
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{
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xfree(p);
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}
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#endif /* HAVE_CYGWIN */
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