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104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/stat.h>
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void usage( char *pMsg ){
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if( pMsg ){
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fprintf( stderr, "waitfor: %s\n\n", pMsg );
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}
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fprintf( stderr,
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"waitfor - wait for a file to exist\n"
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"\n"
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"usage: waitfor [-a] <file> [<file>..] \n"
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"\n"
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" Waits for file <file> to exist and returns 0, if more than one file is\n"
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" specified, waitfor waits for the first one found.\n"
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"\n"
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"Parameters:"
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"\n"
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" -a Waits for all files to be created \n"
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);
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exit(-1);
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}
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#define FILEMAX 300
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void waitfor( int iFileCount, char**ppFiles, int bAll ){
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int bDone = 0;
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while( !bDone ){
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struct stat statbuf;
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int i = 0;
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while( i < iFileCount ){
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if( stat( ppFiles[i], &statbuf ) == 0 ){
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if( !bAll ){
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bDone = 1;
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}
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}
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else {
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goto SLEEP;
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}
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i++;
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}
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bDone = 1;
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SLEEP:
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if( !bDone ){
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_sleep( 100 * 1 );
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}
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}
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}
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int main( int argc, char** argv ){
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if( argc == 0 ){
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usage(0);
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}
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int bAll = 0;
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int i = 1;
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char* ppFiles[FILEMAX];
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int iFileCount = 0;
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while( i < argc ){
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if( argv[i][0] == '-' ){
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switch( argv[i][1] ){
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case 'a':
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bAll = 1;
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defaut:
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usage("Unknown option");
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}
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}
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else {
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ppFiles[iFileCount] = argv[i];
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iFileCount++;
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}
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if( iFileCount >= FILEMAX || iFileCount == 0 ){
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usage("Too many files");
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}
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i++;
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}
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waitfor( iFileCount, ppFiles, bAll );
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return 0;
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}
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