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diff --git a/mozilla/nsprpub/pr/tests/pipeself.c b/mozilla/nsprpub/pr/tests/pipeself.c
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1999-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+/*
+ * File: pipeself.c
+ *
+ * Description:
+ * This test has two threads communicating with each other using
+ * two unidirectional pipes. The primordial thread is the ping
+ * thread and the other thread is the pong thread. The ping
+ * thread writes "ping" to the pong thread and the pong thread
+ * writes "pong" back.
+ */
+
+#include "prio.h"
+#include "prerror.h"
+#include "prthread.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define NUM_ITERATIONS 10
+
+static PRFileDesc *ping_in, *ping_out;
+static PRFileDesc *pong_in, *pong_out;
+
+static void PongThreadFunc(void *arg)
+{
+ char buf[1024];
+ int idx;
+ PRInt32 nBytes;
+ PRStatus status;
+
+ for (idx = 0; idx < NUM_ITERATIONS; idx++) {
+ memset(buf, 0, sizeof(buf));
+ nBytes = PR_Read(pong_in, buf, sizeof(buf));
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Read failed\n");
+ exit(1);
+ }
+ printf("pong thread: received \"%s\"\n", buf);
+ if (nBytes != 5) {
+ fprintf(stderr, "pong thread: expected 5 bytes but got %d bytes\n",
+ nBytes);
+ exit(1);
+ }
+ if (strcmp(buf, "ping") != 0) {
+ fprintf(stderr, "pong thread: expected \"ping\" but got \"%s\"\n",
+ buf);
+ exit(1);
+ }
+ strcpy(buf, "pong");
+ printf("pong thread: sending \"%s\"\n", buf);
+ nBytes = PR_Write(pong_out, buf, 5);
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Write failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ }
+ }
+
+ status = PR_Close(pong_in);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ status = PR_Close(pong_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ PRStatus status;
+ PRThread *pongThread;
+ char buf[1024];
+ PRInt32 nBytes;
+ int idx;
+
+ status = PR_CreatePipe(&ping_in, &pong_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_CreatePipe failed\n");
+ exit(1);
+ }
+ status = PR_CreatePipe(&pong_in, &ping_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_CreatePipe failed\n");
+ exit(1);
+ }
+
+ pongThread = PR_CreateThread(PR_USER_THREAD, PongThreadFunc, NULL,
+ PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
+ if (pongThread == NULL) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+
+ for (idx = 0; idx < NUM_ITERATIONS; idx++) {
+ strcpy(buf, "ping");
+ printf("ping thread: sending \"%s\"\n", buf);
+ nBytes = PR_Write(ping_out, buf, 5);
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Write failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ }
+ memset(buf, 0, sizeof(buf));
+ nBytes = PR_Read(ping_in, buf, sizeof(buf));
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Read failed\n");
+ exit(1);
+ }
+ printf("ping thread: received \"%s\"\n", buf);
+ if (nBytes != 5) {
+ fprintf(stderr, "ping thread: expected 5 bytes but got %d bytes\n",
+ nBytes);
+ exit(1);
+ }
+ if (strcmp(buf, "pong") != 0) {
+ fprintf(stderr, "ping thread: expected \"pong\" but got \"%s\"\n",
+ buf);
+ exit(1);
+ }
+ }
+
+ status = PR_Close(ping_in);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ status = PR_Close(ping_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ status = PR_JoinThread(pongThread);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+
+#if defined(XP_UNIX) && !defined(SYMBIAN)
+ /*
+ * Test PR_Available for pipes
+ */
+ status = PR_CreatePipe(&ping_in, &ping_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_CreatePipe failed\n");
+ exit(1);
+ }
+ nBytes = PR_Write(ping_out, buf, 250);
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Write failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ }
+ nBytes = PR_Available(ping_in);
+ if (nBytes < 0) {
+ fprintf(stderr, "PR_Available failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ } else if (nBytes != 250) {
+ fprintf(stderr, "PR_Available: expected 250 bytes but got %d bytes\n",
+ nBytes);
+ exit(1);
+ }
+ printf("PR_Available: expected %d, got %d bytes\n",250, nBytes);
+ /* read some data */
+ nBytes = PR_Read(ping_in, buf, 7);
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Read failed\n");
+ exit(1);
+ }
+ /* check available data */
+ nBytes = PR_Available(ping_in);
+ if (nBytes < 0) {
+ fprintf(stderr, "PR_Available failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ } else if (nBytes != (250 - 7)) {
+ fprintf(stderr, "PR_Available: expected 243 bytes but got %d bytes\n",
+ nBytes);
+ exit(1);
+ }
+ printf("PR_Available: expected %d, got %d bytes\n",243, nBytes);
+ /* read all data */
+ nBytes = PR_Read(ping_in, buf, sizeof(buf));
+ if (nBytes == -1) {
+ fprintf(stderr, "PR_Read failed\n");
+ exit(1);
+ } else if (nBytes != 243) {
+ fprintf(stderr, "PR_Read failed: expected %d, got %d bytes\n",
+ 243, nBytes);
+ exit(1);
+ }
+ /* check available data */
+ nBytes = PR_Available(ping_in);
+ if (nBytes < 0) {
+ fprintf(stderr, "PR_Available failed: (%d, %d)\n", PR_GetError(),
+ PR_GetOSError());
+ exit(1);
+ } else if (nBytes != 0) {
+ fprintf(stderr, "PR_Available: expected 0 bytes but got %d bytes\n",
+ nBytes);
+ exit(1);
+ }
+ printf("PR_Available: expected %d, got %d bytes\n", 0, nBytes);
+
+ status = PR_Close(ping_in);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ status = PR_Close(ping_out);
+ if (status == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+#endif /* XP_UNIX */
+
+ printf("PASS\n");
+ return 0;
+}
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