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/*
* Copyright (c) 2000, 2001, Corinna Vinschen <vinschen@cygnus.com>
*
* 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.
*
* 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.
*
* Created: Sat Sep 02 12:17:00 2000 cv
*
* This file contains functions for forcing opened file descriptors to
* binary mode on Windows systems.
*/
#include "includes.h"
#ifdef HAVE_CYGWIN
#if defined(open) && open == binary_open
# undef open
#endif
#if defined(pipe) && open == binary_pipe
# undef pipe
#endif
#include <sys/types.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <windows.h>
#include "xmalloc.h"
int
binary_open(const char *filename, int flags, ...)
{
va_list ap;
mode_t mode;
va_start(ap, flags);
mode = va_arg(ap, mode_t);
va_end(ap);
return (open(filename, flags | O_BINARY, mode));
}
int
binary_pipe(int fd[2])
{
int ret = pipe(fd);
if (!ret) {
setmode(fd[0], O_BINARY);
setmode(fd[1], O_BINARY);
}
return (ret);
}
int
check_ntsec(const char *filename)
{
return (pathconf(filename, _PC_POSIX_PERMISSIONS));
}
#define NL(x) x, (sizeof (x) - 1)
#define WENV_SIZ (sizeof (wenv_arr) / sizeof (wenv_arr[0]))
static struct wenv {
const char *name;
size_t namelen;
} wenv_arr[] = {
{ NL("ALLUSERSPROFILE=") },
{ NL("COMPUTERNAME=") },
{ NL("COMSPEC=") },
{ NL("CYGWIN=") },
{ NL("OS=") },
{ NL("PATH=") },
{ NL("PATHEXT=") },
{ NL("SYSTEMDRIVE=") },
{ NL("SYSTEMROOT=") },
{ NL("WINDIR=") }
};
char **
fetch_windows_environment(void)
{
char **e, **p;
unsigned int i, idx = 0;
p = xcalloc(WENV_SIZ + 1, sizeof(char *));
for (e = environ; *e != NULL; ++e) {
for (i = 0; i < WENV_SIZ; ++i) {
if (!strncmp(*e, wenv_arr[i].name, wenv_arr[i].namelen))
p[idx++] = *e;
}
}
p[idx] = NULL;
return p;
}
void
free_windows_environment(char **p)
{
xfree(p);
}
#endif /* HAVE_CYGWIN */
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