diff options
Diffstat (limited to 'src/libs/xpcom18a4/nsprpub/pr/tests/stat.c')
-rw-r--r-- | src/libs/xpcom18a4/nsprpub/pr/tests/stat.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/tests/stat.c b/src/libs/xpcom18a4/nsprpub/pr/tests/stat.c new file mode 100644 index 00000000..73803d05 --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/tests/stat.c @@ -0,0 +1,119 @@ +/* -*- 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) 1998-2000 + * 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 ***** */ + +/* + * 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); +} + +void 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(); +} |