glibc/sysdeps/unix/sysv/linux/execveat.c

33 lines
1.3 KiB
C

/* Execute program relative to a directory file descriptor.
Copyright (C) 2021-2023 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
<https://www.gnu.org/licenses/>. */
#include <fd_to_filename.h>
#include <sysdep.h>
#include <unistd.h>
/* Execute the file FD refers to, overlaying the running program image.
ARGV and ENVP are passed to the new program, as for 'execve'. */
int
execveat (int dirfd, const char *path, char *const argv[], char *const envp[],
int flags)
{
/* Avoid implicit array coercion in syscall macros. */
return INLINE_SYSCALL_CALL (execveat, dirfd, path, &argv[0], &envp[0],
flags);
}