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-rw-r--r--nsprpub/pr/tests/stat.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/stat.c b/nsprpub/pr/tests/stat.c
new file mode 100644
index 0000000000..1f870a0d42
--- /dev/null
+++ b/nsprpub/pr/tests/stat.c
@@ -0,0 +1,87 @@
+/* -*- 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/. */
+
+/*
+ * Program to test different ways to get file info; right now it
+ * only works for solaris and OS/2.
+ *
+ */
+#include "nspr.h"
+#include "prpriv.h"
+#include "prinrval.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef XP_OS2
+#include <io.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#endif
+
+#define DEFAULT_COUNT 100000
+PRInt32 count;
+
+#ifndef XP_PC
+char *filename = "/etc/passwd";
+#else
+char *filename = "..\\stat.c";
+#endif
+
+static void statPRStat(void)
+{
+ PRFileInfo finfo;
+ PRInt32 index = count;
+
+ for (; index--;) {
+ PR_GetFileInfo(filename, &finfo);
+ }
+}
+
+static void statStat(void)
+{
+ struct stat finfo;
+ PRInt32 index = count;
+
+ for (; index--;) {
+ stat(filename, &finfo);
+ }
+}
+
+/************************************************************************/
+
+static void Measure(void (*func)(void), const char *msg)
+{
+ PRIntervalTime start, stop;
+ double d;
+ PRInt32 tot;
+
+ start = PR_IntervalNow();
+ (*func)();
+ stop = PR_IntervalNow();
+
+ d = (double)PR_IntervalToMicroseconds(stop - start);
+ tot = PR_IntervalToMilliseconds(stop-start);
+
+ printf("%40s: %6.2f usec avg, %d msec total\n", msg, d / count, tot);
+}
+
+int main(int argc, char **argv)
+{
+ PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
+ PR_STDIO_INIT();
+
+ if (argc > 1) {
+ count = atoi(argv[1]);
+ } else {
+ count = DEFAULT_COUNT;
+ }
+
+ Measure(statPRStat, "time to call PR_GetFileInfo()");
+ Measure(statStat, "time to call stat()");
+
+ PR_Cleanup();
+}