2003-05-13  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/waitpid.c: Use waitpid syscall is available.
This commit is contained in:
Ulrich Drepper 2003-05-13 23:57:02 +00:00
parent 7158eae4a8
commit d7234d9fac
2 changed files with 16 additions and 2 deletions

View File

@ -1,3 +1,7 @@
2003-05-13 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/waitpid.c: Use waitpid syscall is available.
2003-05-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/powerpc/bits/atomic.h

View File

@ -1,4 +1,4 @@
/* Copyright (C) 1991,92,95,96,97,2002 Free Software Foundation, Inc.
/* Copyright (C) 1991,92,95,96,97,2002,2003 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
@ -25,11 +25,21 @@ __pid_t
__libc_waitpid (__pid_t pid, int *stat_loc, int options)
{
if (SINGLE_THREAD_P)
return INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL);
{
#ifdef __NR_waitpid
return INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options);
#else
return INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL);
#endif
}
int oldtype = LIBC_CANCEL_ASYNC ();
#ifdef __NR_waitpid
int result = INLINE_SYSCALL (waitpid, 3, pid, stat_loc, options);
#else
int result = INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL);
#endif
LIBC_CANCEL_RESET (oldtype);