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authorUlrich Drepper <drepper@redhat.com>1999-04-15 13:54:57 +0000
committerUlrich Drepper <drepper@redhat.com>1999-04-15 13:54:57 +0000
commitf8afba91cf8bf8f8324c3c88b8c368e7c2bd5894 (patch)
treedbdd5f960cf217c76d495ba44173feafae9d184f /linuxthreads
parenta5486962345290853d7d42ef4a799f16bd6764e2 (diff)
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Update.
	* Versions.def: Add GLIBC_2.1.1 to libpthread.

	* iconvdata/Makefile (modules): Add KOI8-U.
	(distribute): Add koi8-u.c.
	(gen-8bit-gap-modules): Add koi8-u.
	* iconvdata/gconv-modules: Add KOI8-U entries.
	* iconvdata/koi8-u.c: New file.

1999-04-13  Thorsten Kukuk  <kukuk@suse.de>

	* sunrpc/auth_des.c: 64bit fixes, security fixes.
	* sunrpc/auth_none.c: Pretty print.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/authdes_prot.c: Likewise.
	* sunrpc/authuxprot.c: Likewise.
	* sunrpc/bindrsvprt.c: Likewise.
	* sunrpc/clnt_gen.c: Likewise.
	* sunrpc/rpc/xdr.h: Likewise.
	* sunrpc/rpc/auth_des.h: Add rpc_timeval struct.
	* sunrpc/rpc_cmsg.c: Don't use *long pointers.
	* sunrpc/rtime.c: Use new rpc_timeval.
	* sunrpc/svc_authux.c: Don't use *long pointers.
	* sunrpc/svcauth_des.c: Likewise + security fixes.
	* sunrpc/xdr_mem.c: Don't use *long pointers.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_sizeof.c: Likewise.
	* sunrpc/xdr_stdio.c: Likewise.

1999-04-15  Ulrich Drepper  <drepper@cygnus.com>
Diffstat (limited to 'linuxthreads')
-rw-r--r--linuxthreads/Makefile2
-rw-r--r--linuxthreads/Versions3
-rw-r--r--linuxthreads/semaphore.c72
-rw-r--r--linuxthreads/semaphore.h64
-rw-r--r--linuxthreads/sysdeps/alpha/bits/semaphore.h31
-rw-r--r--linuxthreads/sysdeps/powerpc/bits/semaphore.h32
-rw-r--r--linuxthreads/sysdeps/pthread/bits/pthreadtypes.h3
-rw-r--r--linuxthreads/sysdeps/pthread/cmpxchg/bits/semaphore.h26
-rw-r--r--linuxthreads/sysdeps/pthread/no-cmpxchg/bits/semaphore.h27
9 files changed, 103 insertions, 157 deletions
diff --git a/linuxthreads/Makefile b/linuxthreads/Makefile
index 8cc137306b..600e194e31 100644
--- a/linuxthreads/Makefile
+++ b/linuxthreads/Makefile
@@ -24,7 +24,7 @@ subdir	:= linuxthreads
 linuxthreads-version := $(shell sed -n 's/^.*$(subdir)-\([0-9.]*\).*$$/\1/p' \
 				    Banner)
 
-headers := pthread.h semaphore.h bits/semaphore.h
+headers := pthread.h semaphore.h
 distribute := internals.h queue.h restart.h spinlock.h
 
 routines := weaks no-tsd
diff --git a/linuxthreads/Versions b/linuxthreads/Versions
index df5355fdcb..6b95031820 100644
--- a/linuxthreads/Versions
+++ b/linuxthreads/Versions
@@ -101,4 +101,7 @@ libpthread {
     __libc_current_sigrtmin; __libc_current_sigrtmax;
     __libc_allocate_rtsig;
   }
+  GLIBC_2.1.1 {
+    sem_close; sem_open; sem_unlink;
+  }
 }
diff --git a/linuxthreads/semaphore.c b/linuxthreads/semaphore.c
index eca68d2f77..175302188e 100644
--- a/linuxthreads/semaphore.c
+++ b/linuxthreads/semaphore.c
@@ -32,9 +32,9 @@ int sem_init(sem_t *sem, int pshared, unsigned int value)
     errno = ENOSYS;
     return -1;
   }
-  __pthread_init_lock((struct _pthread_fastlock *) &sem->sem_lock);
-  sem->sem_value = value;
-  sem->sem_waiting = NULL;
+  __pthread_init_lock((struct _pthread_fastlock *) &sem->__sem_lock);
+  sem->__sem_value = value;
+  sem->__sem_waiting = NULL;
   return 0;
 }
 
@@ -42,23 +42,23 @@ int sem_wait(sem_t * sem)
 {
   volatile pthread_descr self = thread_self();
 
-  __pthread_lock((struct _pthread_fastlock *) &sem->sem_lock, self);
-  if (sem->sem_value > 0) {
-    sem->sem_value--;
-    __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+  __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+  if (sem->__sem_value > 0) {
+    sem->__sem_value--;
+    __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
     return 0;
   }
-  enqueue(&sem->sem_waiting, self);
+  enqueue(&sem->__sem_waiting, self);
   /* Wait for sem_post or cancellation */
-  __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+  __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
   suspend_with_cancellation(self);
   /* This is a cancellation point */
   if (THREAD_GETMEM(self, p_canceled)
       && THREAD_GETMEM(self, p_cancelstate) == PTHREAD_CANCEL_ENABLE) {
     /* Remove ourselves from the waiting list if we're still on it */
-    __pthread_lock((struct _pthread_fastlock *) &sem->sem_lock, self);
-    remove_from_queue(&sem->sem_waiting, self);
-    __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+    __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+    remove_from_queue(&sem->__sem_waiting, self);
+    __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
     pthread_exit(PTHREAD_CANCELED);
   }
   /* We got the semaphore */
@@ -69,15 +69,15 @@ int sem_trywait(sem_t * sem)
 {
   int retval;
 
-  __pthread_lock((struct _pthread_fastlock *) &sem->sem_lock, NULL);
-  if (sem->sem_value == 0) {
+  __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, NULL);
+  if (sem->__sem_value == 0) {
     errno = EAGAIN;
     retval = -1;
   } else {
-    sem->sem_value--;
+    sem->__sem_value--;
     retval = 0;
   }
-  __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+  __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
   return retval;
 }
 
@@ -88,19 +88,19 @@ int sem_post(sem_t * sem)
   struct pthread_request request;
 
   if (THREAD_GETMEM(self, p_in_sighandler) == NULL) {
-    __pthread_lock((struct _pthread_fastlock *) &sem->sem_lock, self);
-    if (sem->sem_waiting == NULL) {
-      if (sem->sem_value >= SEM_VALUE_MAX) {
+    __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+    if (sem->__sem_waiting == NULL) {
+      if (sem->__sem_value >= SEM_VALUE_MAX) {
         /* Overflow */
         errno = ERANGE;
-        __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+        __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
         return -1;
       }
-      sem->sem_value++;
-      __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+      sem->__sem_value++;
+      __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
     } else {
-      th = dequeue(&sem->sem_waiting);
-      __pthread_unlock((struct _pthread_fastlock *) &sem->sem_lock);
+      th = dequeue(&sem->__sem_waiting);
+      __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
       restart(th);
     }
   } else {
@@ -122,15 +122,33 @@ int sem_post(sem_t * sem)
 
 int sem_getvalue(sem_t * sem, int * sval)
 {
-  *sval = sem->sem_value;
+  *sval = sem->__sem_value;
   return 0;
 }
 
 int sem_destroy(sem_t * sem)
 {
-  if (sem->sem_waiting != NULL) {
-    errno = EBUSY;
+  if (sem->__sem_waiting != NULL) {
+    __set_errno (EBUSY);
     return -1;
   }
   return 0;
 }
+
+sem_t *sem_open(const char *name, int oflag, ...)
+{
+  __set_errno (ENOSYS);
+  return SEM_FAILED;
+}
+
+int sem_close(sem_t *sem)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+int sem_unlink(const char *name)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
diff --git a/linuxthreads/semaphore.h b/linuxthreads/semaphore.h
index fe2b451e07..1d5f933da3 100644
--- a/linuxthreads/semaphore.h
+++ b/linuxthreads/semaphore.h
@@ -18,24 +18,62 @@
 #include <features.h>
 #include <sys/types.h>
 
-#include <limits.h>
+#ifndef _PTHREAD_DESCR_DEFINED
+/* Thread descriptors.  Needed for `sem_t' definition.  */
+typedef struct _pthread_descr_struct *_pthread_descr;
+# define _PTHREAD_DESCR_DEFINED
+#endif
 
-#define SEM_VALUE_MAX INT_MAX
-
-typedef struct {
-  struct { long status; int spinlock; } sem_lock;
-  int sem_value;
-  _pthread_descr sem_waiting;
+/* System specific semaphore definition.  */
+typedef struct
+{
+  struct
+  {
+    long int status;
+    int spinlock;
+  } __sem_lock;
+  int __sem_value;
+  _pthread_descr __sem_waiting;
 } sem_t;
 
+
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED	((sem_t *) NULL)
+
+/* Maximum value the semaphore can have.  */
+#define SEM_VALUE_MAX 	((int) ((~0u) >> 1))
+
+
 __BEGIN_DECLS
 
-extern int sem_init __P((sem_t *__sem, int __pshared, unsigned int __value));
-extern int sem_destroy __P((sem_t *__sem));
-extern int sem_wait __P((sem_t *__sem));
-extern int sem_trywait __P((sem_t *__sem));
-extern int sem_post __P((sem_t *__sem));
-extern int sem_getvalue __P((sem_t *__sem, int *__sval));
+/* Initialize semaphore object SEM to VALUE.  If PSHARED then share it
+   with other processes.  */
+extern int sem_init __P ((sem_t *__sem, int __pshared, unsigned int __value));
+
+/* Free resources associated with semaphore object SEM.  */
+extern int sem_destroy __P ((sem_t *__sem));
+
+/* Open a named semaphore NAME with open flaot OFLAG.  */
+extern sem_t *sem_open __P ((__const char *__name, int __oflag, ...));
+
+/* Close descriptor for named semaphore SEM.  */
+extern int sem_close __P ((sem_t *__sem));
+
+/* Remove named semaphore NAME.  */
+extern int sem_unlink __P ((__const char *__name));
+
+/* Wait for SEM being posted.  */
+extern int sem_wait __P ((sem_t *__sem));
+
+/* Test whether SEM is posted.  */
+extern int sem_trywait __P ((sem_t *__sem));
+
+/* Post SEM.  */
+extern int sem_post __P ((sem_t *__sem));
+
+/* Get current value of SEM and store it in *SVAL.  */
+extern int sem_getvalue __P ((sem_t *__sem, int *__sval));
 
 __END_DECLS
 
diff --git a/linuxthreads/sysdeps/alpha/bits/semaphore.h b/linuxthreads/sysdeps/alpha/bits/semaphore.h
deleted file mode 100644
index 323fea159e..0000000000
--- a/linuxthreads/sysdeps/alpha/bits/semaphore.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/* Copyright (C) 1996, 1997 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _SEMAPHORE_H
-# error "Never include <bits/semaphore.h> directly; use <semaphore.h> instead."
-#endif
-
-
-/* Due to the implementation of the load-locked/store-conditional
-   instructions, we cannot pack semaphores closer than a cache line
-   or risk threads deadlocking on unrelated semaphores.  */
-
-typedef struct {
-  long int sem_status;
-  long int sem_reserved[3];
-} sem_t;
diff --git a/linuxthreads/sysdeps/powerpc/bits/semaphore.h b/linuxthreads/sysdeps/powerpc/bits/semaphore.h
deleted file mode 100644
index 3770eedf15..0000000000
--- a/linuxthreads/sysdeps/powerpc/bits/semaphore.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/* Copyright (C) 1996, 1997 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _SEMAPHORE_H
-# error "Never include <bits/semaphore.h> directly; use <semaphore.h> instead."
-#endif
-
-
-/* Due to the implementation of the load-locked/store-conditional
-   instructions, we cannot pack semaphores closer than a cache line
-   or risk threads deadlocking on unrelated semaphores.  */
-
-typedef struct
-  {
-    int sem_status;
-    int sem_reserved[7];
-  } sem_t;
diff --git a/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h b/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h
index 04dbe35ff7..fbb10ed5c7 100644
--- a/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h
+++ b/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h
@@ -29,8 +29,11 @@ struct _pthread_fastlock
   int __spinlock;               /* For compare-and-swap emulation */
 };
 
+#ifndef _PTHREAD_DESCR_DEFINED
 /* Thread descriptors */
 typedef struct _pthread_descr_struct *_pthread_descr;
+# define _PTHREAD_DESCR_DEFINED
+#endif
 
 
 /* Attributes for threads.  */
diff --git a/linuxthreads/sysdeps/pthread/cmpxchg/bits/semaphore.h b/linuxthreads/sysdeps/pthread/cmpxchg/bits/semaphore.h
deleted file mode 100644
index 0cdbc05b90..0000000000
--- a/linuxthreads/sysdeps/pthread/cmpxchg/bits/semaphore.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* Copyright (C) 1996, 1997 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _SEMAPHORE_H
-# error "Never include <bits/semaphore.h> directly; use <semaphore.h> instead."
-#endif
-
-
-typedef struct {
-  long int sem_status;
-} sem_t;
diff --git a/linuxthreads/sysdeps/pthread/no-cmpxchg/bits/semaphore.h b/linuxthreads/sysdeps/pthread/no-cmpxchg/bits/semaphore.h
deleted file mode 100644
index 4d801a26a6..0000000000
--- a/linuxthreads/sysdeps/pthread/no-cmpxchg/bits/semaphore.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/* Copyright (C) 1996, 1997 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
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 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
-   Library General Public License for more details.
-
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _SEMAPHORE_H
-# error "Never include <bits/semaphore.h> directly; use <semaphore.h> instead."
-#endif
-
-
-typedef struct {
-  long int sem_status;
-  int sem_spinlock;
-} sem_t;