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diff --git a/rubbos/app/httpd-2.0.64/srclib/apr/test/testshmproducer.c b/rubbos/app/httpd-2.0.64/srclib/apr/test/testshmproducer.c
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@@ -0,0 +1,109 @@
+/* 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_shm.h"
+#include "apr_errno.h"
+#include "apr_general.h"
+#include "apr_lib.h"
+#include "apr_strings.h"
+#include "apr_time.h"
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#if APR_HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#if APR_HAS_SHARED_MEMORY
+
+typedef struct mbox {
+ char msg[1024];
+ int msgavail;
+} mbox;
+mbox *boxes;
+
+#define N_BOXES 10
+#define SHARED_SIZE (apr_size_t)(N_BOXES * sizeof(mbox))
+#define SHARED_FILENAME "/tmp/apr.testshm.shm"
+
+static void msgput(int boxnum, char *msg)
+{
+ fprintf(stdout, "Producer: Sending message to box %d\n", boxnum);
+ apr_cpystrn(boxes[boxnum].msg, msg, strlen(msg));
+ boxes[boxnum].msgavail = 1;
+}
+
+int main(void)
+{
+ apr_status_t rv;
+ apr_pool_t *pool;
+ apr_shm_t *shm;
+ int i;
+ char errmsg[200];
+
+ apr_initialize();
+
+ printf("APR Shared Memory Test: PRODUCER\n");
+
+ printf("Initializing the pool............................");
+ if (apr_pool_create(&pool, NULL) != APR_SUCCESS) {
+ printf("could not initialize pool\n");
+ exit(-1);
+ }
+ printf("OK\n");
+
+ printf("Producer attaching to name-based shared memory....");
+ rv = apr_shm_attach(&shm, SHARED_FILENAME, pool);
+ if (rv != APR_SUCCESS) {
+ printf("Producer unable to attach to name-based shared memory "
+ "segment: [%d] %s \n", rv,
+ apr_strerror(rv, errmsg, sizeof(errmsg)));
+ exit(-2);
+ }
+ printf("OK\n");
+
+ boxes = apr_shm_baseaddr_get(shm);
+
+ /* produce messages on all of the boxes, in descending order */
+ for (i = N_BOXES - 1; i > 0; i--) {
+ msgput(i, "Sending a message\n");
+ apr_sleep(apr_time_from_sec(1));
+ }
+
+ printf("Producer detaching from name-based shared memory....");
+ rv = apr_shm_detach(shm);
+ if (rv != APR_SUCCESS) {
+ printf("Producer unable to detach from name-based shared memory "
+ "segment: [%d] %s \n", rv,
+ apr_strerror(rv, errmsg, sizeof(errmsg)));
+ exit(-3);
+ }
+ printf("OK\n");
+
+ return 0;
+}
+
+#else /* APR_HAS_SHARED_MEMORY */
+
+int main(void)
+{
+ printf("APR SHMEM test not run!\n");
+ printf("shmem is not supported on this platform\n");
+ return -1;
+}
+
+#endif /* APR_HAS_SHARED_MEMORY */
+