joptions.cpp
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/***************************************************************************
* Copyright (C) 2005 by Jeff Ferr *
* root@sat *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "Stdafx.h"
#include "joptions.h"
extern int opterr;
#ifdef _WIN32
char *optarg; // global argument pointer
int optind = 0; // global argv index
int getopt(int argc, TCHAR *argv[], TCHAR *optstring)
{
static TCHAR *next = NULL;
if (optind == 0)
next = NULL;
optarg = NULL;
if (next == NULL || *next == '\0') {
if (optind == 0) {
optind++;
}
if (optind >= argc || argv[optind][0] != '-' || argv[optind][1] == '\0') {
optarg = NULL;
if (optind < argc) {
optarg = (char *)argv[optind];
}
return EOF;
}
if (strcmp((char *)argv[optind], "--") == 0) {
optind++;
optarg = NULL;
if (optind < argc) {
optarg = (char *)argv[optind];
}
return EOF;
}
next = argv[optind];
next++; // skip past -
optind++;
}
char c = (char)*next++;
char *cp = strchr((char *)optstring, c);
if (cp == NULL || c == ':')
return '?';
cp++;
if (*cp == ':') {
if (*next != '\0') {
optarg = (char *)next;
next = NULL;
} else if (optind < argc) {
optarg = (char *)argv[optind];
optind++;
} else {
return '?';
}
}
return c;
}
#else
int opterr = 0;
#endif
namespace jcommon {
Options::Options(int argc, char **argv):
jcommon::Object()
{
jcommon::Object::SetClassName("jcommon::Options");
_argc = argc;
_argv = argv;
}
Options::~Options()
{
}
void Options::SetOptions(std::string options)
{
if (_argc < 2) {
return;
}
if ((void *)_argv == NULL) {
return;
}
int opt;
_is_default = false;
#ifdef _WIN32
while ((opt = getopt(_argc, (TCHAR **)_argv, (TCHAR *)options.c_str())) != EOF) {
#else
while ((opt = getopt(_argc, _argv, options.c_str())) != EOF) {
#endif
if (opt != '?' && opt != ':') {
if ((void *)optarg != NULL) {
_tags[opt] = optarg;
} else {
_tags[opt] = "";
}
}
}
}
bool Options::ExistsOption(std::string key)
{
if (key.empty() == true) {
return false;
}
return _tags.find((int)key[0]) != _tags.end();
}
bool Options::ExistsArgument(std::string key)
{
if (key.empty() == true) {
return false;
}
return _tags[key[0]] != "";
}
std::string Options::GetArgument(std::string key)
{
if (key.empty() == true) {
return "";
}
return _tags[key[0]];
}
}