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authorUlrich Drepper <drepper@redhat.com>2003-03-10 21:42:52 +0000
committerUlrich Drepper <drepper@redhat.com>2003-03-10 21:42:52 +0000
commit106f6f9d9d9e09a4ea3628824a13443836e0fd2c (patch)
treeae1dce2a4e45a5d44c03a48e58440def5d3e883c
parent0be8ee21f050da8b59694b6398740d8fed1b9709 (diff)
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Update.
	* sysdeps/unix/sysv/linux/s390/lowlevelsem.h: Likewise.
	* sysdeps/unix/sysv/linux/s390/sem_post.c: Include lowlevellock.h
	instead of lowlevelsem.h.
	* sysdeps/unix/sysv/linux/s390/sem_timedwait.c: Likewise.
	* sysdeps/unix/sysv/linux/s390/sem_trywait.c: Likewise.
	* sysdeps/unix/sysv/linux/s390/sem_wait.c: Likewise.
-rw-r--r--nptl/ChangeLog6
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/lowlevelsem.h71
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/sem_post.c6
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/sem_timedwait.c10
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/sem_trywait.c2
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/sem_wait.c2
6 files changed, 16 insertions, 81 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index d3ffdf3127..8ebb580e52 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,6 +1,12 @@
 2003-03-10  Ulrich Drepper  <drepper@redhat.com>
 
 	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h: New needed anymore.
+	* sysdeps/unix/sysv/linux/s390/lowlevelsem.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/sem_post.c: Include lowlevellock.h
+	instead of lowlevelsem.h.
+	* sysdeps/unix/sysv/linux/s390/sem_timedwait.c: Likewise.
+	* sysdeps/unix/sysv/linux/s390/sem_trywait.c: Likewise.
+	* sysdeps/unix/sysv/linux/s390/sem_wait.c: Likewise.
 
 	* sysdeps/unix/sysv/linux/Makefile (gen-as-const-headers): Add
 	lowlevelrwlock.sym.
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/lowlevelsem.h b/nptl/sysdeps/unix/sysv/linux/s390/lowlevelsem.h
deleted file mode 100644
index 720fef49a9..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/s390/lowlevelsem.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifndef _LOWLEVELSEM_H
-#define _LOWLEVELSEM_H	1
-
-#include <dl-sysdep.h>
-#include <tls.h>
-#include <lowlevellock.h>
-#include <semaphore.h>
-
-
-static inline int
-__attribute__ ((always_inline))
-lll_sem_wait (sem_t *sem)
-{
-  int oldval;
-  int newval;
-
-  while (1)
-    {
-      /* Atomically decrement semaphore counter if it is > 0.  */
-      lll_compare_and_swap ((int *) sem, oldval, newval,
-			    "ltr %2,%1; jnp 1f; ahi %2,-1");
-      /* oldval != newval if the semaphore count has been decremented.	*/
-      if (oldval != newval)
-	return 0;
-      int err = lll_futex_wait ((int *) sem, 0);
-      if (err != 0 && err != -EWOULDBLOCK)
-	return -err;
-    }
-  return 0;
-}
-
-
-#if 0
-/* Not defined anywhere.  */
-extern int __lll_sem_timedwait (sem_t *sem, const struct timespec *ts)
-     attribute_hidden;
-#define lll_sem_timedwait(sem, timeout) \
-  __lll_sem_timedwait (sem, timeout)
-#endif
-
-static inline void
-__attribute__ ((always_inline))
-lll_sem_post(sem_t *sem)
-{
-  int oldval;
-  int newval;
-
-  lll_compare_and_swap ((int *) sem, oldval, newval, "lr %2,%1; ahi %2,1");
-  lll_futex_wake ((int *) sem, newval);
-}
-
-#endif	/* lowlevelsem.h */
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/sem_post.c b/nptl/sysdeps/unix/sysv/linux/s390/sem_post.c
index b573532a32..6bf577bc5f 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/sem_post.c
+++ b/nptl/sysdeps/unix/sysv/linux/s390/sem_post.c
@@ -19,7 +19,7 @@
 
 #include <errno.h>
 #include <sysdep.h>
-#include <lowlevelsem.h>
+#include <lowlevellock.h>
 #include <internaltypes.h>
 
 #include <shlib-compat.h>
@@ -33,10 +33,10 @@ __new_sem_post (sem_t *sem)
   int err;
 
   lll_compare_and_swap ((int *) sem, oldval, newval, "lr %2,%1; ahi %2,1");
-  err = lll_futex_wake(((int *) sem), newval);
+  err = lll_futex_wake ((int *) sem, newval);
   if (err < 0)
     {
-      __set_errno(-err);
+      __set_errno (-err);
       return -1;
     }
   return 0;
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/sem_timedwait.c b/nptl/sysdeps/unix/sysv/linux/s390/sem_timedwait.c
index 7236842612..669dc3ce12 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/sem_timedwait.c
+++ b/nptl/sysdeps/unix/sysv/linux/s390/sem_timedwait.c
@@ -19,7 +19,7 @@
 
 #include <errno.h>
 #include <sysdep.h>
-#include <lowlevelsem.h>
+#include <lowlevellock.h>
 #include <internaltypes.h>
 
 #include <shlib-compat.h>
@@ -44,13 +44,13 @@ sem_timedwait (sem, abstime)
       /* Check for invalid timeout values.  */
       if (abstime->tv_nsec >= 1000000000)
 	{
-	  __set_errno(EINVAL);
+	  __set_errno (EINVAL);
 	  return -1;
 	}
 
       /* Get the current time.  */
       struct timeval tv;
-      gettimeofday(&tv, NULL);
+      (void) gettimeofday (&tv, NULL);
 
       /* Compute the relative timeout.  */
       struct timespec rt;
@@ -59,12 +59,12 @@ sem_timedwait (sem, abstime)
       if (rt.tv_nsec < 0)
 	{
 	  rt.tv_nsec += 1000000000;
-	  rt.tv_sec--;
+	  --rt.tv_sec;
 	}
       /* Already timed out.  */
       if (rt.tv_sec < 0)
 	{
-	  __set_errno(ETIMEDOUT);
+	  __set_errno (ETIMEDOUT);
 	  return -1;
 	}
 
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/sem_trywait.c b/nptl/sysdeps/unix/sysv/linux/s390/sem_trywait.c
index 0fa047b825..eb6fd04ce1 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/sem_trywait.c
+++ b/nptl/sysdeps/unix/sysv/linux/s390/sem_trywait.c
@@ -19,7 +19,7 @@
 
 #include <errno.h>
 #include <sysdep.h>
-#include <lowlevelsem.h>
+#include <lowlevellock.h>
 #include <internaltypes.h>
 
 #include <shlib-compat.h>
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/sem_wait.c b/nptl/sysdeps/unix/sysv/linux/s390/sem_wait.c
index 7050bad760..2437de0e8a 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/sem_wait.c
+++ b/nptl/sysdeps/unix/sysv/linux/s390/sem_wait.c
@@ -19,7 +19,7 @@
 
 #include <errno.h>
 #include <sysdep.h>
-#include <lowlevelsem.h>
+#include <lowlevellock.h>
 #include <internaltypes.h>
 
 #include <shlib-compat.h>