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authorJoseph Myers <joseph@codesourcery.com>2012-08-14 22:34:04 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-08-14 22:34:04 +0000
commitf2c05b9ecf4493d2b25c25fcd75aed0ec60cc473 (patch)
tree8d6b59837e4a1e0adec91093a32ed32df2e9a8b6 /sysdeps/unix/sysv
parentdee7d1e9d063dfd1bdbbd44110c5ce36adbc8ba5 (diff)
downloadglibc-f2c05b9ecf4493d2b25c25fcd75aed0ec60cc473.tar.gz
Remove __ASSUME_CLONE_THREAD_FLAGS.
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r--sysdeps/unix/sysv/linux/kernel-features.h11
-rw-r--r--sysdeps/unix/sysv/linux/s390/system.c6
-rw-r--r--sysdeps/unix/sysv/linux/sparc/system.c6
-rw-r--r--sysdeps/unix/sysv/linux/system.c4
4 files changed, 6 insertions, 21 deletions
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index bf81c4a07f..0aa01c95ba 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -92,17 +92,6 @@
# define __ASSUME_MMAP2_SYSCALL 1
#endif
-/* The late 2.5 kernels saw a lot of new CLONE_* flags. Summarize
- their availability with one define. The changes were made first
- for i386 and the have to be done separately for the other archs.
- For i386 we pick 2.5.50 as the first version with support.
- For s390*, SPARC, PPC, x86-64, and SH we pick 2.5.64 as the first
- version with support. */
-#if (defined __i386__ || defined __s390__ || defined __sparc__ \
- || defined __powerpc__ || defined __x86_64__ || defined __sh__)
-# define __ASSUME_CLONE_THREAD_FLAGS 1
-#endif
-
/* Beginning with 2.5.63 support for realtime and monotonic clocks and
timers based on them is available. */
#define __ASSUME_POSIX_TIMERS 1
diff --git a/sysdeps/unix/sysv/linux/s390/system.c b/sysdeps/unix/sysv/linux/s390/system.c
index f63584c26b..66f96617eb 100644
--- a/sysdeps/unix/sysv/linux/s390/system.c
+++ b/sysdeps/unix/sysv/linux/s390/system.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2012 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
@@ -25,9 +25,7 @@
return. It might still be in the kernel when the cancellation
request comes. Therefore we have to use the clone() calls ability
to have the kernel write the PID into the user-level variable. */
-#ifdef __ASSUME_CLONE_THREAD_FLAGS
-# define FORK() \
+#define FORK() \
INLINE_SYSCALL (clone, 3, 0, CLONE_PARENT_SETTID | SIGCHLD, &pid)
-#endif
#include "../system.c"
diff --git a/sysdeps/unix/sysv/linux/sparc/system.c b/sysdeps/unix/sysv/linux/sparc/system.c
index 3149091995..a5e34dcdd5 100644
--- a/sysdeps/unix/sysv/linux/sparc/system.c
+++ b/sysdeps/unix/sysv/linux/sparc/system.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2012 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
@@ -25,9 +25,7 @@
return. It might still be in the kernel when the cancellation
request comes. Therefore we have to use the clone() calls ability
to have the kernel write the PID into the user-level variable. */
-#ifdef __ASSUME_CLONE_THREAD_FLAGS
-# define FORK() \
+#define FORK() \
INLINE_CLONE_SYSCALL (CLONE_PARENT_SETTID | SIGCHLD, 0, &pid, NULL, NULL)
-#endif
#include "../system.c"
diff --git a/sysdeps/unix/sysv/linux/system.c b/sysdeps/unix/sysv/linux/system.c
index 4604544e64..29ab63ec53 100644
--- a/sysdeps/unix/sysv/linux/system.c
+++ b/sysdeps/unix/sysv/linux/system.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2012 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
@@ -32,7 +32,7 @@
return. It might still be in the kernel when the cancellation
request comes. Therefore we have to use the clone() calls ability
to have the kernel write the PID into the user-level variable. */
-#if defined __ASSUME_CLONE_THREAD_FLAGS && !defined FORK
+#ifndef FORK
# define FORK() \
INLINE_SYSCALL (clone, 3, CLONE_PARENT_SETTID | SIGCHLD, 0, &pid)
#endif