Adding upstream version 1.7.2.upstream/1.7.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 588 insertions, 0 deletions

diff --git a/locks/netware/proc_mutex.c b/locks/netware/proc_mutex.c
new file mode 100644
index 0000000..799d3bc
--- /dev/null
+++ b/locks/netware/proc_mutex.c
@@ -0,0 +1,194 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_private.h"
+#include "apr_portable.h"
+#include "apr_arch_proc_mutex.h"
+#include "apr_arch_thread_mutex.h"
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_create(apr_proc_mutex_t **mutex,
+                                                const char *fname,
+                                                apr_lockmech_e mech,
+                                                apr_pool_t *pool)
+{
+    apr_status_t ret;
+    apr_proc_mutex_t *new_mutex;
+    unsigned int flags = APR_THREAD_MUTEX_DEFAULT;
+
+    *mutex = NULL;
+    if (mech == APR_LOCK_DEFAULT_TIMED) {
+        flags |= APR_THREAD_MUTEX_TIMED;
+    }
+    else if (mech != APR_LOCK_DEFAULT) {
+        return APR_ENOTIMPL;
+    }
+
+    new_mutex = (apr_proc_mutex_t *)apr_pcalloc(pool, sizeof(apr_proc_mutex_t));
+    if (new_mutex == NULL) {
+        return APR_ENOMEM;
+    }     
+    
+    new_mutex->pool = pool;
+    ret = apr_thread_mutex_create(&(new_mutex->mutex), flags, pool);
+
+    if (ret == APR_SUCCESS)
+        *mutex = new_mutex;
+
+    return ret;
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_child_init(apr_proc_mutex_t **mutex,
+                                                    const char *fname,
+                                                    apr_pool_t *pool)
+{
+    return APR_SUCCESS;
+}
+    
+APR_DECLARE(apr_status_t) apr_proc_mutex_lock(apr_proc_mutex_t *mutex)
+{
+    if (mutex)
+        return apr_thread_mutex_lock(mutex->mutex);
+    return APR_ENOLOCK;
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_trylock(apr_proc_mutex_t *mutex)
+{
+    if (mutex)
+        return apr_thread_mutex_trylock(mutex->mutex);
+    return APR_ENOLOCK;
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_timedlock(apr_proc_mutex_t *mutex,
+                                               apr_interval_time_t timeout)
+{
+    if (mutex)
+        return apr_thread_mutex_timedlock(mutex->mutex, timeout);
+    return APR_ENOLOCK;
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_unlock(apr_proc_mutex_t *mutex)
+{
+    if (mutex)
+        return apr_thread_mutex_unlock(mutex->mutex);
+    return APR_ENOLOCK;
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_cleanup(void *mutex)
+{
+    return apr_proc_mutex_destroy(mutex);
+}
+
+APR_DECLARE(apr_status_t) apr_proc_mutex_destroy(apr_proc_mutex_t *mutex)
+{
+    if (mutex)
+        return apr_thread_mutex_destroy(mutex->mutex);
+    return APR_ENOLOCK;
+}
+
+APR_DECLARE(const char *) apr_proc_mutex_lockfile(apr_proc_mutex_t *mutex)
+{
+    return NULL;
+}
+
+APR_DECLARE(apr_lockmech_e) apr_proc_mutex_mech(apr_proc_mutex_t *mutex)
+{
+    return APR_LOCK_DEFAULT;
+}
+
+APR_DECLARE(const char *) apr_proc_mutex_name(apr_proc_mutex_t *mutex)
+{
+    return "netwarethread";
+}
+
+APR_DECLARE(const char *) apr_proc_mutex_defname(void)
+{
+    return "netwarethread";
+}
+
+APR_PERMS_SET_ENOTIMPL(proc_mutex)
+
+APR_POOL_IMPLEMENT_ACCESSOR(proc_mutex)
+
+/* Implement OS-specific accessors defined in apr_portable.h */
+
+APR_DECLARE(apr_status_t) apr_os_proc_mutex_get_ex(apr_os_proc_mutex_t *ospmutex, 
+                                                   apr_proc_mutex_t *pmutex,
+                                                   apr_lockmech_e *mech)
+{
+    if (pmutex && pmutex->mutex)
+        ospmutex = pmutex->mutex->mutex;
+    return APR_ENOLOCK;
+#if 0
+    /* We need to change apr_os_proc_mutex_t to a pointer type
+     * to be able to implement this function.
+     */
+    *ospmutex = pmutex->mutex->mutex;
+    if (mech) {
+        *mech = APR_LOCK_DEFAULT;
+    }
+    return APR_SUCCESS;
+#endif
+}
+
+APR_DECLARE(apr_status_t) apr_os_proc_mutex_get(apr_os_proc_mutex_t *ospmutex,
+                                                apr_proc_mutex_t *pmutex)
+{
+    return apr_os_proc_mutex_get_ex(ospmutex, pmutex, NULL);
+}
+
+APR_DECLARE(apr_status_t) apr_os_proc_mutex_put_ex(apr_proc_mutex_t **pmutex,
+                                                apr_os_proc_mutex_t *ospmutex,
+                                                apr_lockmech_e mech,
+                                                int register_cleanup,
+                                                apr_pool_t *pool)
+{
+    if (pool == NULL) {
+        return APR_ENOPOOL;
+    }
+    if (mech != APR_LOCK_DEFAULT && mech != APR_LOCK_DEFAULT_TIMED) {
+        return APR_ENOTIMPL;
+    }
+#if 0
+    /* We need to change apr_os_proc_mutex_t to a pointer type
+     * to be able to implement this function.
+     */
+    if ((*pmutex) == NULL) {
+        (*pmutex) = apr_pcalloc(pool, sizeof(apr_proc_mutex_t));
+        (*pmutex)->pool = pool;
+    }
+    (*pmutex)->mutex = apr_pcalloc(pool, sizeof(apr_thread_mutex_t));
+    (*pmutex)->mutex->mutex = *ospmutex;
+    (*pmutex)->mutex->pool = pool;
+
+    if (register_cleanup) {
+        apr_pool_cleanup_register(pool, *pmutex, apr_proc_mutex_cleanup,
+                                  apr_pool_cleanup_null);
+    }
+    return APR_SUCCESS;
+#else
+    return APR_ENOTIMPL;
+#endif
+}
+
+APR_DECLARE(apr_status_t) apr_os_proc_mutex_put(apr_proc_mutex_t **pmutex,
+                                                apr_os_proc_mutex_t *ospmutex,
+                                                apr_pool_t *pool)
+{
+    return apr_os_proc_mutex_put_ex(pmutex, ospmutex, APR_LOCK_DEFAULT,
+                                    0, pool);
+}
+
diff --git a/locks/netware/thread_cond.c b/locks/netware/thread_cond.c
new file mode 100644
index 0000000..432b0d2
--- /dev/null
+++ b/locks/netware/thread_cond.c
@@ -0,0 +1,111 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <nks/errno.h>
+
+#include "apr.h"
+#include "apr_private.h"
+#include "apr_general.h"
+#include "apr_strings.h"
+#include "apr_arch_thread_mutex.h"
+#include "apr_arch_thread_cond.h"
+#include "apr_portable.h"
+
+static apr_status_t thread_cond_cleanup(void *data)
+{
+    apr_thread_cond_t *cond = (apr_thread_cond_t *)data;
+
+    NXCondFree(cond->cond);        
+    return APR_SUCCESS;
+} 
+
+APR_DECLARE(apr_status_t) apr_thread_cond_create(apr_thread_cond_t **cond,
+                                                 apr_pool_t *pool)
+{
+    apr_thread_cond_t *new_cond = NULL;
+
+    new_cond = (apr_thread_cond_t *)apr_pcalloc(pool, sizeof(apr_thread_cond_t));
+	
+	if(new_cond ==NULL) {
+        return APR_ENOMEM;
+    }     
+    new_cond->pool = pool;
+
+    new_cond->cond = NXCondAlloc(NULL);
+    
+    if(new_cond->cond == NULL)
+        return APR_ENOMEM;
+
+    apr_pool_cleanup_register(new_cond->pool, new_cond, 
+                                (void*)thread_cond_cleanup,
+                                apr_pool_cleanup_null);
+   *cond = new_cond;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_cond_wait(apr_thread_cond_t *cond,
+                                               apr_thread_mutex_t *mutex)
+{
+    if (NXCondWait(cond->cond, mutex->mutex) != 0)
+        return APR_EINTR;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_cond_timedwait(apr_thread_cond_t *cond,
+                                                    apr_thread_mutex_t *mutex,
+                                                    apr_interval_time_t timeout)
+{
+    int rc;
+    if (timeout < 0) {
+        rc = NXCondWait(cond->cond, mutex->mutex);
+    }
+    else {
+        timeout = timeout * 1000 / NXGetSystemTick();
+        rc = NXCondTimedWait(cond->cond, mutex->mutex, timeout);
+        if (rc == NX_ETIMEDOUT) {
+            return APR_TIMEUP;
+        }
+    }
+    if (rc != 0) {
+        return APR_EINTR;
+    }
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_cond_signal(apr_thread_cond_t *cond)
+{
+    NXCondSignal(cond->cond);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_cond_broadcast(apr_thread_cond_t *cond)
+{
+    NXCondBroadcast(cond->cond);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_cond_destroy(apr_thread_cond_t *cond)
+{
+    apr_status_t stat;
+    if ((stat = thread_cond_cleanup(cond)) == APR_SUCCESS) {
+        apr_pool_cleanup_kill(cond->pool, cond, thread_cond_cleanup);
+        return APR_SUCCESS;
+    }
+    return stat;
+}
+
+APR_POOL_IMPLEMENT_ACCESSOR(thread_cond)
+
diff --git a/locks/netware/thread_mutex.c b/locks/netware/thread_mutex.c
new file mode 100644
index 0000000..435abeb
--- /dev/null
+++ b/locks/netware/thread_mutex.c
@@ -0,0 +1,181 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_private.h"
+#include "apr_general.h"
+#include "apr_strings.h"
+#include "apr_arch_thread_mutex.h"
+#include "apr_thread_cond.h"
+#include "apr_portable.h"
+
+static apr_status_t thread_mutex_cleanup(void *data)
+{
+    apr_thread_mutex_t *mutex = (apr_thread_mutex_t *)data;
+
+    NXMutexFree(mutex->mutex);        
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_create(apr_thread_mutex_t **mutex,
+                                                  unsigned int flags,
+                                                  apr_pool_t *pool)
+{
+    apr_thread_mutex_t *new_mutex = NULL;
+
+    /* XXX: Implement _UNNESTED flavor and favor _DEFAULT for performance
+     */
+    if (flags & APR_THREAD_MUTEX_UNNESTED) {
+        return APR_ENOTIMPL;
+    }
+    new_mutex = (apr_thread_mutex_t *)apr_pcalloc(pool, sizeof(apr_thread_mutex_t));
+
+    if (new_mutex == NULL) {
+        return APR_ENOMEM;
+    }     
+    new_mutex->pool = pool;
+
+    new_mutex->mutex = NXMutexAlloc(NX_MUTEX_RECURSIVE, 0, NULL);
+    
+    if(new_mutex->mutex == NULL)
+        return APR_ENOMEM;
+
+    if (flags & APR_THREAD_MUTEX_TIMED) {
+        apr_status_t rv = apr_thread_cond_create(&new_mutex->cond, pool);
+        if (rv != APR_SUCCESS) {
+            NXMutexFree(new_mutex->mutex);        
+            return rv;
+        }
+    }
+
+    apr_pool_cleanup_register(new_mutex->pool, new_mutex, 
+                                (void*)thread_mutex_cleanup,
+                                apr_pool_cleanup_null);
+   *mutex = new_mutex;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_lock(apr_thread_mutex_t *mutex)
+{
+    if (mutex->cond) {
+        apr_status_t rv;
+        NXLock(mutex->mutex);
+        if (mutex->locked) {
+            mutex->num_waiters++;
+            rv = apr_thread_cond_wait(mutex->cond, mutex);
+            mutex->num_waiters--;
+        }
+        else {
+            mutex->locked = 1;
+            rv = APR_SUCCESS;
+        }
+        NXUnlock(mutex->mutex);
+        return rv;
+    }
+
+    NXLock(mutex->mutex);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_trylock(apr_thread_mutex_t *mutex)
+{
+    if (mutex->cond) {
+        apr_status_t rv;
+        NXLock(mutex->mutex);
+        if (mutex->locked) {
+            rv = APR_EBUSY;
+        }
+        else {
+            mutex->locked = 1;
+            rv = APR_SUCCESS;
+        }
+        NXUnlock(mutex->mutex);
+        return rv;
+    }
+
+    if (!NXTryLock(mutex->mutex))
+        return APR_EBUSY;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_timedlock(apr_thread_mutex_t *mutex,
+                                                 apr_interval_time_t timeout)
+{
+    if (mutex->cond) {
+        apr_status_t rv = APR_SUCCESS;
+
+        NXLock(mutex->mutex);
+        if (mutex->locked) {
+            if (timeout <= 0) {
+                rv = APR_TIMEUP;
+            }
+            else {
+                mutex->num_waiters++;
+                do {
+                    rv = apr_thread_cond_timedwait(mutex->cond, mutex,
+                                                   timeout);
+                } while (rv == APR_SUCCESS && mutex->locked);
+                mutex->num_waiters--;
+            }
+        }
+        if (rv == APR_SUCCESS) {
+            mutex->locked = 1;
+        }
+        NXUnlock(mutex->mutex);
+        return rv;
+    }
+
+    return APR_ENOTIMPL;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_unlock(apr_thread_mutex_t *mutex)
+{
+    apr_status_t rv = APR_SUCCESS;
+
+    if (mutex->cond) {
+        NXLock(mutex->mutex);
+
+        if (!mutex->locked) {
+            rv = APR_EINVAL;
+        }
+        else if (mutex->num_waiters) {
+            rv = apr_thread_cond_signal(mutex->cond);
+        }
+        if (rv == APR_SUCCESS) {
+            mutex->locked = 0;
+        }
+    }
+
+    NXUnlock(mutex->mutex);
+    return rv;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_mutex_destroy(apr_thread_mutex_t *mutex)
+{
+    apr_status_t stat, rv = APR_SUCCESS;
+    if (mutex->cond) {
+        rv = apr_thread_cond_destroy(mutex->cond);
+        mutex->cond = NULL;
+    }
+    stat = apr_pool_cleanup_run(mutex->pool, mutex, thread_mutex_cleanup);
+    if (stat == APR_SUCCESS && rv) {
+        stat = rv;
+    }
+    return stat;
+}
+
+APR_POOL_IMPLEMENT_ACCESSOR(thread_mutex)
+
diff --git a/locks/netware/thread_rwlock.c b/locks/netware/thread_rwlock.c
new file mode 100644
index 0000000..f971aef
--- /dev/null
+++ b/locks/netware/thread_rwlock.c
@@ -0,0 +1,102 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_private.h"
+#include "apr_general.h"
+#include "apr_strings.h"
+#include "apr_arch_thread_rwlock.h"
+#include "apr_portable.h"
+
+static apr_status_t thread_rwlock_cleanup(void *data)
+{
+    apr_thread_rwlock_t *rwlock = (apr_thread_rwlock_t *)data;
+
+    NXRwLockFree (rwlock->rwlock);
+    return APR_SUCCESS;
+} 
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_create(apr_thread_rwlock_t **rwlock,
+                                                   apr_pool_t *pool)
+{
+    apr_thread_rwlock_t *new_rwlock = NULL;
+   
+    NXHierarchy_t hierarchy = 1;   /* for libc NKS NXRwLockAlloc */
+    NXLockInfo_t *info;            /* for libc NKS NXRwLockAlloc */
+
+    new_rwlock = (apr_thread_rwlock_t *)apr_pcalloc(pool, sizeof(apr_thread_rwlock_t));
+
+    if(new_rwlock ==NULL) {
+        return APR_ENOMEM;
+    }     
+    new_rwlock->pool = pool;
+    
+    info = (NXLockInfo_t *)apr_pcalloc(pool, sizeof(NXLockInfo_t));
+    new_rwlock->rwlock = NXRwLockAlloc(hierarchy, info);
+    if(new_rwlock->rwlock == NULL)
+        return APR_ENOMEM;
+
+    apr_pool_cleanup_register(new_rwlock->pool, new_rwlock, thread_rwlock_cleanup,
+                              apr_pool_cleanup_null);
+    *rwlock = new_rwlock;
+
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_rdlock(apr_thread_rwlock_t *rwlock)
+{
+    NXRdLock(rwlock->rwlock);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_tryrdlock(apr_thread_rwlock_t *rwlock)
+{
+    if (!NXTryRdLock(rwlock->rwlock))
+        return APR_EBUSY;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_wrlock(apr_thread_rwlock_t *rwlock)
+{
+    NXWrLock(rwlock->rwlock);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_trywrlock(apr_thread_rwlock_t *rwlock)
+{
+    if (!NXTryWrLock(rwlock->rwlock))
+        return APR_EBUSY;
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_unlock(apr_thread_rwlock_t *rwlock)
+{
+    NXRwUnlock(rwlock->rwlock);
+    return APR_SUCCESS;
+}
+
+APR_DECLARE(apr_status_t) apr_thread_rwlock_destroy(apr_thread_rwlock_t *rwlock)
+{
+    apr_status_t stat;
+    if ((stat = thread_rwlock_cleanup(rwlock)) == APR_SUCCESS) {
+        apr_pool_cleanup_kill(rwlock->pool, rwlock, thread_rwlock_cleanup);
+        return APR_SUCCESS;
+    }
+    return stat;
+}
+
+APR_POOL_IMPLEMENT_ACCESSOR(thread_rwlock)
+