/* -*- 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/. */ /*********************************************************************** ** ** Name: op_excl.c ** ** Description: Test Program to verify function of PR_EXCL open flag ** ** Modification History: ** 27-Oct-1999 lth. Initial version ***********************************************************************/ #include <plgetopt.h> #include <nspr.h> #include <stdio.h> #include <stdlib.h> /* ** Test harness infrastructure */ PRLogModuleInfo *lm; PRLogModuleLevel msgLevel = PR_LOG_NONE; PRIntn debug = 0; PRUint32 failed_already = 0; /* end Test harness infrastructure */ /* ** Emit help text for this test */ static void Help( void ) { printf("op_excl: Help"); printf("op_excl [-d]"); printf("-d enables debug messages"); exit(1); } /* end Help() */ int main(int argc, char **argv) { PRFileDesc *fd; PRStatus rv; PRInt32 written; char outBuf[] = "op_excl.c test file"; #define OUT_SIZE sizeof(outBuf) #define NEW_FILENAME "xxxExclNewFile" { /* ** Get command line options */ PLOptStatus os; PLOptState *opt = PL_CreateOptState(argc, argv, "hd"); while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) { if (PL_OPT_BAD == os) continue; switch (opt->option) { case 'd': /* debug */ debug = 1; msgLevel = PR_LOG_ERROR; break; case 'h': /* help message */ Help(); break; default: break; } } PL_DestroyOptState(opt); } lm = PR_NewLogModule("Test"); /* Initialize logging */ /* ** First, open a file, PR_EXCL, we believe not to exist */ fd = PR_Open( NEW_FILENAME, PR_CREATE_FILE | PR_EXCL | PR_WRONLY, 0666 ); if ( NULL == fd ) { if (debug) fprintf( stderr, "Open exclusive. Expected success, got failure\n"); failed_already = 1; goto Finished; } written = PR_Write( fd, outBuf, OUT_SIZE ); if ( OUT_SIZE != written ) { if (debug) fprintf( stderr, "Write after open exclusive failed\n"); failed_already = 1; goto Finished; } rv = PR_Close(fd); if ( PR_FAILURE == rv ) { if (debug) fprintf( stderr, "Close after open exclusive failed\n"); failed_already = 1; goto Finished; } /* ** Second, open the same file, PR_EXCL, expect it to fail */ fd = PR_Open( NEW_FILENAME, PR_CREATE_FILE | PR_EXCL | PR_WRONLY, 0666 ); if ( NULL != fd ) { if (debug) fprintf( stderr, "Open exclusive. Expected failure, got success\n"); failed_already = 1; PR_Close(fd); } rv = PR_Delete( NEW_FILENAME ); if ( PR_FAILURE == rv ) { if (debug) fprintf( stderr, "PR_Delete() failed\n"); failed_already = 1; } Finished: if (debug) printf("%s\n", (failed_already)? "FAIL" : "PASS"); return( (failed_already == PR_TRUE )? 1 : 0 ); } /* main() */ /* end op_excl.c */