1 /* Execute program relative to a directory file descriptor.
2 Copyright (C) 2021-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <fd_to_filename.h>
20 #include <sysdep.h>
21 #include <unistd.h>
22
23 /* Execute the file FD refers to, overlaying the running program image.
24 ARGV and ENVP are passed to the new program, as for 'execve'. */
25 int
execveat(int dirfd,const char * path,char * const argv[],char * const envp[],int flags)26 execveat (int dirfd, const char *path, char *const argv[], char *const envp[],
27 int flags)
28 {
29 /* Avoid implicit array coercion in syscall macros. */
30 return INLINE_SYSCALL_CALL (execveat, dirfd, path, &argv[0], &envp[0],
31 flags);
32 }
33