RetroZilla/nsprpub/pr/tests/env.c

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2015-10-21 05:03:22 +02:00
/* -*- 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 ***** */
/*
** File: env.c
** Description: Testing environment variable operations
**
*/
#include "prenv.h"
#include "plgetopt.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
PRIntn debug = 0;
PRIntn verbose = 0;
PRBool failedAlready = PR_FALSE;
#define ENVNAME "NSPR_ENVIRONMENT_TEST_VARIABLE"
#define ENVVALUE "The expected result"
#define ENVBUFSIZE 256
char *envBuf; /* buffer pointer. We leak memory here on purpose! */
static char * NewBuffer( size_t size )
{
char *buf = malloc( size );
if ( NULL == buf ) {
printf("env: NewBuffer() failed\n");
exit(1);
}
return(buf);
} /* end NewBuffer() */
PRIntn main(PRIntn argc, char *argv[])
{
char *value;
PRStatus rc;
{ /* Get command line options */
PLOptStatus os;
PLOptState *opt = PL_CreateOptState(argc, argv, "vd");
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
{
if (PL_OPT_BAD == os) continue;
switch (opt->option)
{
case 'd': /* debug */
debug = 1;
break;
case 'v': /* verbose */
verbose = 1;
break;
default:
break;
}
}
PL_DestroyOptState(opt);
} /* end block "Get command line options" */
#if 0
{
/*
** This uses Windows native environment manipulation
** as an experiment. Note the separation of namespace!
*/
BOOL rv;
DWORD size;
rv = SetEnvironmentVariable( ENVNAME, ENVVALUE );
if ( rv == 0 ) {
if (debug) printf("env: Shit! SetEnvironmentVariable() failed\n");
failedAlready = PR_TRUE;
}
if (verbose) printf("env: SetEnvironmentVariable() worked\n");
size = GetEnvironmentVariable( ENVNAME, envBuf, ENVBUFSIZE );
if ( size == 0 ) {
if (debug) printf("env: Shit! GetEnvironmentVariable() failed. Found: %s\n", envBuf );
failedAlready = PR_TRUE;
}
if (verbose) printf("env: GetEnvironmentVariable() worked. Found: %s\n", envBuf);
value = PR_GetEnv( ENVNAME );
if ( (NULL == value ) || (strcmp( value, ENVVALUE))) {
if (debug) printf( "env: PR_GetEnv() failed retrieving WinNative. Found: %s\n", value);
failedAlready = PR_TRUE;
}
if (verbose) printf("env: PR_GetEnv() worked. Found: %s\n", value);
}
#endif
/* set an environment variable, read it back */
envBuf = NewBuffer( ENVBUFSIZE );
sprintf( envBuf, ENVNAME "=" ENVVALUE );
rc = PR_SetEnv( envBuf );
if ( PR_FAILURE == rc ) {
if (debug) printf( "env: PR_SetEnv() failed setting\n");
failedAlready = PR_TRUE;
} else {
if (verbose) printf("env: PR_SetEnv() worked.\n");
}
value = PR_GetEnv( ENVNAME );
if ( (NULL == value ) || (strcmp( value, ENVVALUE))) {
if (debug) printf( "env: PR_GetEnv() Failed after setting\n" );
failedAlready = PR_TRUE;
} else {
if (verbose) printf("env: PR_GetEnv() worked after setting it. Found: %s\n", value );
}
/* ---------------------------------------------------------------------- */
/* un-set the variable, using RAW name... should not work */
envBuf = NewBuffer( ENVBUFSIZE );
sprintf( envBuf, ENVNAME );
rc = PR_SetEnv( envBuf );
if ( PR_FAILURE == rc ) {
if (verbose) printf( "env: PR_SetEnv() not un-set using RAW name. Good!\n");
} else {
if (debug) printf("env: PR_SetEnv() un-set using RAW name. Bad!\n" );
failedAlready = PR_TRUE;
}
value = PR_GetEnv( ENVNAME );
if ( NULL == value ) {
if (debug) printf("env: PR_GetEnv() after un-set using RAW name. Bad!\n" );
failedAlready = PR_TRUE;
} else {
if (verbose) printf( "env: PR_GetEnv() after RAW un-set found: %s\n", value );
}
/* ---------------------------------------------------------------------- */
/* set it again ... */
envBuf = NewBuffer( ENVBUFSIZE );
sprintf( envBuf, ENVNAME "=" ENVVALUE );
rc = PR_SetEnv( envBuf );
if ( PR_FAILURE == rc ) {
if (debug) printf( "env: PR_SetEnv() failed setting the second time.\n");
failedAlready = PR_TRUE;
} else {
if (verbose) printf("env: PR_SetEnv() worked.\n");
}
/* un-set the variable using the form name= */
envBuf = NewBuffer( ENVBUFSIZE );
sprintf( envBuf, ENVNAME "=" );
rc = PR_SetEnv( envBuf );
if ( PR_FAILURE == rc ) {
if (debug) printf( "env: PR_SetEnv() failed un-setting using name=\n");
failedAlready = PR_TRUE;
} else {
if (verbose) printf("env: PR_SetEnv() un-set using name= worked\n" );
}
value = PR_GetEnv( ENVNAME );
if (( NULL == value ) || ( 0x00 == *value )) {
if (verbose) printf("env: PR_GetEnv() after un-set using name= worked\n" );
} else {
if (debug) printf( "env: PR_GetEnv() after un-set using name=. Found: %s\n", value );
failedAlready = PR_TRUE;
}
/* ---------------------------------------------------------------------- */
/* un-set the variable using the form name= */
envBuf = NewBuffer( ENVBUFSIZE );
sprintf( envBuf, ENVNAME "999=" );
rc = PR_SetEnv( envBuf );
if ( PR_FAILURE == rc ) {
if (debug) printf( "env: PR_SetEnv() failed un-setting using name=\n");
failedAlready = PR_TRUE;
} else {
if (verbose) printf("env: PR_SetEnv() un-set using name= worked\n" );
}
value = PR_GetEnv( ENVNAME "999" );
if (( NULL == value ) || ( 0x00 == *value )) {
if (verbose) printf("env: PR_GetEnv() after un-set using name= worked\n" );
} else {
if (debug) printf( "env: PR_GetEnv() after un-set using name=. Found: %s\n", value );
failedAlready = PR_TRUE;
}
/* ---------------------------------------------------------------------- */
if (debug || verbose) printf("\n%s\n", (failedAlready)? "FAILED" : "PASSED" );
return( (failedAlready)? 1 : 0 );
} /* main() */
/* env.c */