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Linux: consolidate chmod implementation

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Use chmod syscall if defined, otherwise use fchmodat.

Checked on x86_64-linux-gnu.
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Adhemerval Zanella Netto 2022-10-19 19:14:06 -03:00 committed by Adhemerval Zanella
parent b14e1f9fcd
commit f0fa84d31f
1 changed files with 7 additions and 3 deletions
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10
sysdeps/unix/sysv/linux/generic/chmod.c → sysdeps/unix/sysv/linux/chmod.c
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@ -1,4 +1,5 @@
/* Copyright (C) 2011-2022 Free Software Foundation, Inc.
/* Change permissions of a file. Linux version.
Copyright (C) 2011-2022 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
@ -16,14 +17,17 @@
<https://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <sys/types.h>
#include <sysdep.h>
/* Change the protections of FILE to MODE. */
int
__chmod (const char *file, mode_t mode)
{
return INLINE_SYSCALL (fchmodat, 3, AT_FDCWD, file, mode);
#ifdef __NR_chmod
return INLINE_SYSCALL_CALL (chmod, file, mode);
#else
return INLINE_SYSCALL_CALL (fchmodat, AT_FDCWD, file, mode);
#endif
}
libc_hidden_def (__chmod)