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authorRoland McGrath <roland@gnu.org>2006-07-31 05:58:51 +0000
committerRoland McGrath <roland@gnu.org>2006-07-31 05:58:51 +0000
commitb894c2ea7e9dbf9d777555a2e1a917f5abcbb550 (patch)
tree2329d7803837f09fe25bd3471fa38dc86568598c /nptl
parentb32e6700d0a114c0132bd94cc1b49332a364dc8c (diff)
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* sysdeps/unix/sysv/linux/ia64/sigsuspend.c: File removed. cvs/fedora-glibc-20060731T0706
	* sysdeps/unix/sysv/linux/x86_64/sigsuspend.c: File removed.
	* sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c: File removed.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: File removed.

	* sysdeps/unix/sysv/linux/not-cancel.h (pause_not_cancel): New macro.
	(nanosleep_not_cancel): New macro.
	(sigsuspend_not_cancel): new macro.
	* sysdeps/unix/sysv/linux/sigsuspend.c [__ASSUME_REALTIME_SIGNALS]
	(do_sigsuspend): Define as inline.
	(__sigsuspend): Always use do_sigsuspend.
	[! NO_CANCELLATION] (__sigsuspend_nocancel): New function.
	* include/signal.h: Declare __sigsuspend_nocancel.
	* sysdeps/posix/pause.c
	[! NO_CANCELLATION] (__pause_nocancel): New function.

	* include/unistd.h (__pause_nocancel): Add attribute_hidden.
	* include/time.h (__nanosleep_nocancel): Likewise.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog13
-rw-r--r--nptl/Makefile2
-rw-r--r--nptl/pthread_mutex_lock.c3
-rw-r--r--nptl/pthread_mutex_timedlock.c4
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/not-cancel.h12
5 files changed, 31 insertions, 3 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 46a7f33345..0ee39eddc3 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,16 @@
+2006-07-30  Roland McGrath  <roland@redhat.com>
+
+	* Makefile (libpthread-routines): Add ptw-sigsuspend.
+
+	* sysdeps/unix/sysv/linux/i386/not-cancel.h
+	(pause_not_cancel): New macro.
+	(nanosleep_not_cancel): New macro.
+	(sigsuspend_not_cancel): New macro.
+	* pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use
+	nanosleep_not_cancel macro from <not-cancel.h>.
+	* pthread_mutex_lock.c (__pthread_mutex_lock): Use pause_not_cancel
+	macro from <not-cancel.h>.
+
 2006-07-28  Ulrich Drepper  <drepper@redhat.com>
 	    Jakub Jelinek  <jakub@redhat.com>
 
diff --git a/nptl/Makefile b/nptl/Makefile
index a4c6174c42..4023e46199 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -108,7 +108,7 @@ libpthread-routines = init vars events version \
 		      ptw-msync ptw-nanosleep ptw-open ptw-open64 ptw-pause \
 		      ptw-pread ptw-pread64 ptw-pwrite ptw-pwrite64 \
 		      ptw-tcdrain ptw-wait ptw-waitpid ptw-msgrcv ptw-msgsnd \
-		      ptw-sigwait \
+		      ptw-sigwait ptw-sigsuspend \
 		      pt-raise pt-system \
 		      flockfile ftrylockfile funlockfile \
 		      sigaction \
diff --git a/nptl/pthread_mutex_lock.c b/nptl/pthread_mutex_lock.c
index 5345766883..a19c907695 100644
--- a/nptl/pthread_mutex_lock.c
+++ b/nptl/pthread_mutex_lock.c
@@ -21,6 +21,7 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <not-cancel.h>
 #include "pthreadP.h"
 #include <lowlevellock.h>
 
@@ -278,7 +279,7 @@ __pthread_mutex_lock (mutex)
 
 		/* Delay the thread indefinitely.  */
 		while (1)
-		  __pause_nocancel ();
+		  pause_not_cancel ();
 	      }
 
 	    oldval = mutex->__data.__lock;
diff --git a/nptl/pthread_mutex_timedlock.c b/nptl/pthread_mutex_timedlock.c
index 12f6c997bb..dcff4f81a8 100644
--- a/nptl/pthread_mutex_timedlock.c
+++ b/nptl/pthread_mutex_timedlock.c
@@ -19,8 +19,10 @@
 
 #include <assert.h>
 #include <errno.h>
+#include <time.h>
 #include "pthreadP.h"
 #include <lowlevellock.h>
+#include <not-cancel.h>
 
 
 int
@@ -281,7 +283,7 @@ pthread_mutex_timedlock (mutex, abstime)
 			--reltime.tv_sec;
 		      }
 		    if (reltime.tv_sec >= 0)
-		      while (__nanosleep_nocancel (&reltime, &reltime) != 0)
+		      while (nanosleep_not_cancel (&reltime, &reltime) != 0)
 			continue;
 
 		    return ETIMEDOUT;
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/not-cancel.h b/nptl/sysdeps/unix/sysv/linux/i386/not-cancel.h
index 91584948ae..6557359b43 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/not-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/i386/not-cancel.h
@@ -91,3 +91,15 @@ extern int __openat64_nocancel (int fd, const char *fname, int oflag,
 # define waitpid_not_cancel(pid, stat_loc, options) \
   INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL)
 #endif
+
+/* Uncancelable pause.  */
+#define pause_not_cancel() \
+  __pause_nocancel ()
+
+/* Uncancelable nanosleep.  */
+#define nanosleep_not_cancel(requested_time, remaining) \
+  __nanosleep_nocancel (requested_time, remaining)
+
+/* Uncancelable sigsuspend.  */
+#define sigsuspend_not_cancel(set) \
+  __sigsuspend_nocancel (set)