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/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
#include "eclipseOS.h"
#include "eclipseConfig.h"
#ifdef _WIN32
#include <stdio.h>
#ifdef __MINGW32__
#include <stdlib.h>
#endif
#else /* Unix like platforms */
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#endif
int readIniFile(_TCHAR* program, int *argc, _TCHAR ***argv)
{
_TCHAR* config_file = NULL;
int result;
if (program == NULL || argc == NULL || argv == NULL) return -1;
/* Get a copy */
config_file = _tcsdup(program);
#ifdef _WIN32
{
/* Search for the extension .exe and replace it with .ini */
_TCHAR *extension = _tcsrchr(config_file, _T_ECLIPSE('.'));
if (extension == NULL || _tcslen(extension) < 4)
{
free(config_file);
return -2;
}
_tcscpy(extension, _T_ECLIPSE(".ini"));
}
#else
/* Append the extension */
config_file = (char*)realloc(config_file, (strlen(config_file) + 5) * sizeof(_TCHAR));
strcat(config_file, ".ini");
#endif
result = readConfigFile(config_file, argc, argv);
free(config_file);
return result;
}
int readConfigFile( _TCHAR * config_file, int *argc, _TCHAR ***argv )
{
_TCHAR buffer[1024];
_TCHAR argument[1024];
_TCHAR * arg;
FILE *file = NULL;
int maxArgs = 128;
int index, length;
/* Open the config file as a text file
* Note that carriage return-linefeed combination \r\n are automatically
* translated into single linefeeds on input in the t (translated) mode.
*/
file = _tfopen(config_file, _T_ECLIPSE("rt"));
if (file == NULL) return -3;
*argv = (_TCHAR **)malloc((1 + maxArgs) * sizeof(_TCHAR*));
index = 0;
/* Parse every line */
while (_fgetts(buffer, 1024, file) != NULL)
{
/* Extract the string prior to the first newline character.
* We don't have to worry about \r\n combinations since the file
* is opened in translated mode.
*/
if (_stscanf(buffer, _T_ECLIPSE("%[^\n]"), argument) == 1)
{
arg = _tcsdup(argument);
length = _tcslen(arg);
/* basic whitespace trimming */
while (arg[length - 1] == _T_ECLIPSE(' ') || arg[length - 1] == _T_ECLIPSE('\t')) {
arg[--length] = 0;
}
(*argv)[index] = arg;
index++;
/* Grow the array of TCHAR*. Ensure one more entry is
* available for the final NULL entry
*/
if (index == maxArgs - 1)
{
maxArgs += 128;
*argv = (_TCHAR **)realloc(*argv, maxArgs * sizeof(_TCHAR*));
}
}
}
(*argv)[index] = NULL;
*argc = index;
fclose(file);
return 0;
}
void freeConfig(_TCHAR **argv)
{
int index = 0;
if (argv == NULL) return;
while (argv[index] != NULL)
{
free(argv[index]);
index++;
}
free(argv);
}
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