mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 23:10:06 +00:00
98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/* Copyright (C) 1992, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/types.h>
|
|
#include <stdlib.h>
|
|
#include <sys/wait.h>
|
|
#include <string.h>
|
|
|
|
/* Create a directory named PATH with protections MODE. */
|
|
int
|
|
__mkdir (path, mode)
|
|
const char *path;
|
|
mode_t mode;
|
|
{
|
|
char *cmd = __alloca (80 + strlen (path));
|
|
char *p;
|
|
int status;
|
|
mode_t mask;
|
|
int save;
|
|
struct stat statbuf;
|
|
|
|
if (path == NULL)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
/* Check for some errors. */
|
|
if (__stat (path, &statbuf) < 0)
|
|
{
|
|
if (errno != ENOENT)
|
|
return -1;
|
|
/* There is no file by that name. Good. */
|
|
}
|
|
else
|
|
{
|
|
__set_errno (EEXIST);
|
|
return -1;
|
|
}
|
|
|
|
/* Race condition, but how else to do it? */
|
|
mask = __umask (0777);
|
|
(void) __umask (mask);
|
|
|
|
p = cmd;
|
|
*p++ = 'm';
|
|
*p++ = 'k';
|
|
*p++ = 'd';
|
|
*p++ = 'i';
|
|
*p++ = 'r';
|
|
*p++ = ' ';
|
|
|
|
mode &= ~mask;
|
|
*p++ = '-';
|
|
*p++ = 'm';
|
|
*p++ = ' ';
|
|
*p++ = ((mode & 07000) >> 9) + '0';
|
|
*p++ = ((mode & 0700) >> 6) + '0';
|
|
*p++ = ((mode & 070) >> 3) + '0';
|
|
*p++ = ((mode & 07)) + '0';
|
|
*p++ = ' ';
|
|
|
|
strcpy (p, path);
|
|
|
|
save = errno;
|
|
/* If system doesn't set errno, but the mkdir fails, we really
|
|
have no idea what went wrong. EIO is the vaguest error I
|
|
can think of, so I'll use that. */
|
|
__set_errno (EIO);
|
|
status = system (cmd);
|
|
if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
|
|
{
|
|
__set_errno (save);
|
|
return 0;
|
|
}
|
|
else
|
|
return -1;
|
|
}
|
|
|
|
weak_alias (__mkdir, mkdir)
|