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Linux: consolidate unlink implementation 

Use unlink syscall if defined, otherwise use unlinkat.

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 19:14:17 -03:00 committed by Adhemerval Zanella
parent bf58f34a70
commit 9cffb295e3
1 changed files with 7 additions and 2 deletions
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9
sysdeps/unix/sysv/linux/generic/unlink.c → sysdeps/unix/sysv/linux/unlink.c
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@ -1,4 +1,5 @@
/* Copyright (C) 2011-2022 Free Software Foundation, Inc.
/* Delete a name and possibly the file it refers to. 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
@ -23,6 +24,10 @@
int
__unlink (const char *name)
{
return INLINE_SYSCALL (unlinkat, 3, AT_FDCWD, name, 0);
#ifdef __NR_unlink
return INLINE_SYSCALL_CALL (unlink, name);
#else
return INLINE_SYSCALL_CALL (unlinkat, AT_FDCWD, name, 0);
#endif
}
weak_alias (__unlink, unlink)