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authorRoland McGrath <roland@gnu.org>2004-09-01 19:39:17 +0000
committerRoland McGrath <roland@gnu.org>2004-09-01 19:39:17 +0000
commit6698501fdabad86273a409213e62c31771e76bae (patch)
tree88923e34a01e87c9f6f07c9ea3300a0d63ff171e /sysdeps/unix/sysv/linux/bits/waitflags.h
parent66cc59de5b0bdd710784ec5a06e841fe15c2c542 (diff)
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* sysdeps/unix/sysv/linux/bits/waitflags.h
(WSTOPPED, WEXITED, WCONTINUED, WNOWAIT): New macros. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_WAITID_SYSCALL): New macro. * sysdeps/unix/sysv/linux/waitid.c: New file. Use new syscall when available, or fall back to the waitpid-based generic code.
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/waitflags.h')
-rw-r--r--sysdeps/unix/sysv/linux/bits/waitflags.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/waitflags.h b/sysdeps/unix/sysv/linux/bits/waitflags.h
index 1303c6c366..e3f80f6814 100644
--- a/sysdeps/unix/sysv/linux/bits/waitflags.h
+++ b/sysdeps/unix/sysv/linux/bits/waitflags.h
@@ -1,5 +1,5 @@
/* Definitions of flag bits for `waitpid' et al.
- Copyright (C) 1992, 1996, 1997, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1992, 1996, 1997, 2000, 2004 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
@@ -26,5 +26,11 @@
#define WNOHANG 1 /* Don't block waiting. */
#define WUNTRACED 2 /* Report status of stopped children. */
+/* Bits in the fourth argument to `waitid'. */
+#define WSTOPPED 2 /* Report stopped child (same as WUNTRACED). */
+#define WEXITED 4 /* Report dead child. */
+#define WCONTINUED 8 /* Report continued child. */
+#define WNOWAIT 0x01000000 /* Don't reap, just poll status. */
+
#define __WALL 0x40000000 /* Wait for any child. */
#define __WCLONE 0x80000000 /* Wait for cloned process. */