about summary refs log tree commit diff
diff options
context:
space:
mode:
-rw-r--r--ChangeLog4
-rw-r--r--sysdeps/unix/sysv/linux/waitpid.c14
2 files changed, 16 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index d84ce36dc7..4e4ca5712e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -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
diff --git a/sysdeps/unix/sysv/linux/waitpid.c b/sysdeps/unix/sysv/linux/waitpid.c
index 2b4e7b37d4..32b01c0a5f 100644
--- a/sysdeps/unix/sysv/linux/waitpid.c
+++ b/sysdeps/unix/sysv/linux/waitpid.c
@@ -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);