summary refs log tree commit diff
path: root/linuxthreads/semaphore.c
diff options
context:
space:
mode:
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/semaphore.c
parenta5486962345290853d7d42ef4a799f16bd6764e2 (diff)
downloadglibc-f8afba91cf8bf8f8324c3c88b8c368e7c2bd5894.tar.gz
glibc-f8afba91cf8bf8f8324c3c88b8c368e7c2bd5894.tar.xz
glibc-f8afba91cf8bf8f8324c3c88b8c368e7c2bd5894.zip
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/semaphore.c')
-rw-r--r--linuxthreads/semaphore.c72
1 files changed, 45 insertions, 27 deletions
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;
+}