1 files changed, 124 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/semaerr.c b/nsprpub/pr/tests/semaerr.c
new file mode 100644
index 0000000000..f3c253b4f4
--- /dev/null
+++ b/nsprpub/pr/tests/semaerr.c
@@ -0,0 +1,124 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nspr.h"
+#include "plgetopt.h"
+
+#include <stdio.h>
+
+#ifdef DEBUG
+#define SEM_D "D"
+#else
+#define SEM_D
+#endif
+#ifdef IS_64
+#define SEM_64 "64"
+#else
+#define SEM_64
+#endif
+
+#define NO_SUCH_SEM_NAME "/tmp/nosuchsem.sem" SEM_D SEM_64
+#define SEM_NAME1 "/tmp/foo.sem" SEM_D SEM_64
+#define EXE_NAME "semaerr1"
+#define SEM_MODE  0666
+
+static PRBool debug_mode = PR_FALSE;
+
+static void Help(void)
+{
+    fprintf(stderr, "semaerr test program usage:\n");
+    fprintf(stderr, "\t-d           debug mode         (FALSE)\n");
+    fprintf(stderr, "\t-h           this message\n");
+}  /* Help */
+
+int main(int argc, char **argv)
+{
+    PLOptStatus os;
+    PLOptState *opt = PL_CreateOptState(argc, argv, "dh");
+    PRSem *sem;
+    char *child_argv[32];
+    char **child_arg;
+    PRProcess *proc;
+    PRInt32 exit_code;
+
+    while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) {
+        if (PL_OPT_BAD == os) {
+            continue;
+        }
+        switch (opt->option) {
+            case 'd':  /* debug mode */
+                debug_mode = PR_TRUE;
+                break;
+            case 'h':
+            default:
+                Help();
+                return 2;
+        }
+    }
+    PL_DestroyOptState(opt);
+
+    /*
+     * Open a nonexistent semaphore without the PR_SEM_CREATE
+     * flag should fail with PR_FILE_NOT_FOUND_ERROR.
+     */
+    (void) PR_DeleteSemaphore(NO_SUCH_SEM_NAME);
+    sem = PR_OpenSemaphore(NO_SUCH_SEM_NAME, 0, 0, 0);
+    if (NULL != sem) {
+        fprintf(stderr, "Opening nonexistent semaphore %s "
+                "without the PR_SEM_CREATE flag should fail "
+                "but succeeded\n", NO_SUCH_SEM_NAME);
+        exit(1);
+    }
+    if (PR_GetError() != PR_FILE_NOT_FOUND_ERROR) {
+        fprintf(stderr, "Expected error is %d but got (%d, %d)\n",
+                PR_FILE_NOT_FOUND_ERROR, PR_GetError(), PR_GetOSError());
+        exit(1);
+    }
+
+    /*
+     * Create a semaphore and let the another process
+     * try PR_SEM_CREATE and PR_SEM_CREATE|PR_SEM_EXCL.
+     */
+    if (PR_DeleteSemaphore(SEM_NAME1) == PR_SUCCESS) {
+        fprintf(stderr, "warning: deleted semaphore %s from previous "
+                "run of the test\n", SEM_NAME1);
+    }
+    sem = PR_OpenSemaphore(SEM_NAME1, PR_SEM_CREATE, SEM_MODE, 0);
+    if (sem == NULL) {
+        fprintf(stderr, "PR_OpenSemaphore failed (%d, %d)\n",
+                PR_GetError(), PR_GetOSError());
+        exit(1);
+    }
+    child_arg = child_argv;
+    *child_arg++ = EXE_NAME;
+    if (debug_mode) {
+        *child_arg++ = "-d";
+    }
+    *child_arg = NULL;
+    proc = PR_CreateProcess(child_argv[0], child_argv, NULL, NULL);
+    if (proc == NULL) {
+        fprintf(stderr, "PR_CreateProcess failed\n");
+        exit(1);
+    }
+    if (PR_WaitProcess(proc, &exit_code) == PR_FAILURE) {
+        fprintf(stderr, "PR_WaitProcess failed\n");
+        exit(1);
+    }
+    if (exit_code != 0) {
+        fprintf(stderr, "process semaerr1 failed\n");
+        exit(1);
+    }
+    if (PR_CloseSemaphore(sem) == PR_FAILURE) {
+        fprintf(stderr, "PR_CloseSemaphore failed\n");
+        exit(1);
+    }
+    if (PR_DeleteSemaphore(SEM_NAME1) == PR_FAILURE) {
+        fprintf(stderr, "PR_DeleteSemaphore failed\n");
+        exit(1);
+    }
+
+    printf("PASS\n");
+    return 0;
+}