mirror of
https://sourceware.org/git/glibc.git
synced 2025-10-30 10:45:40 +03:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* Syscall wrapper that do not set errno. Linux version.
|
|
Copyright (C) 2017-2019 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 <sysdep.h>
|
|
#include <fcntl.h>
|
|
|
|
/* This function is used on maybe_enable_malloc_check (elf/dl-tunables.c)
|
|
and to avoid having to build/use multiple versions if stack protection
|
|
in enabled it is defined as inline. */
|
|
static inline int
|
|
__access_noerrno (const char *pathname, int mode)
|
|
{
|
|
int res;
|
|
INTERNAL_SYSCALL_DECL (err);
|
|
#ifdef __NR_access
|
|
res = INTERNAL_SYSCALL_CALL (access, err, pathname, mode);
|
|
#else
|
|
res = INTERNAL_SYSCALL_CALL (faccessat, err, AT_FDCWD, pathname, mode);
|
|
#endif
|
|
if (INTERNAL_SYSCALL_ERROR_P (res, err))
|
|
return INTERNAL_SYSCALL_ERRNO (res, err);
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
__kill_noerrno (pid_t pid, int sig)
|
|
{
|
|
int res;
|
|
INTERNAL_SYSCALL_DECL (err);
|
|
res = INTERNAL_SYSCALL_CALL (kill, err, pid, sig);
|
|
if (INTERNAL_SYSCALL_ERROR_P (res, err))
|
|
return INTERNAL_SYSCALL_ERRNO (res, err);
|
|
return 0;
|
|
}
|