mirror of
https://github.com/robmcmullen/apple2.git
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150 lines
4.0 KiB
C++
150 lines
4.0 KiB
C++
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/*
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* SDLEMU library - Free sdl related functions library
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* Copyrigh(c) 1999-2002 sdlemu development crew
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <string>
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#include <list>
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#include "sdlemu_config.h"
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using namespace std;
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class token_list
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{
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public:
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token_list(const string &name) : m_name(name), m_value(""), m_token("") {}
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void add_token_variable(const string &var) { m_token = var; }
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void add_token_value(const string &value) { m_value = value; }
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const string &LineName() const { return m_name; }
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const string &Token() const { return m_token; }
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const string &Value() const { return m_value; }
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private:
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std::string m_name;
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std::string m_value;
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std::string m_token;
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};
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std::list<token_list> vec;
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void string_tokenize_variable()
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{
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list<token_list>::iterator p;
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const string delim = " ";
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for(p = vec.begin(); p != vec.end(); p++) {
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string::size_type lastPos = (*p).LineName().find_first_not_of(delim, 0);
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string::size_type pos = (*p).LineName().find_first_of(delim, lastPos);
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if(string::npos != pos && string::npos != lastPos) {
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string s = (*p).LineName().substr(lastPos, pos - lastPos);
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(*p).add_token_variable(s);
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}
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}
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}
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void string_tokenize_value()
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{
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list<token_list>::iterator p;
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const string delim = " =\n\t\r"; // "\r" needed for Win32 compatibility...
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for(p = vec.begin(); p != vec.end(); p++) {
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string::size_type lastPos = (*p).LineName().find_first_of(delim, 0);
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string::size_type pos = (*p).LineName().find_first_not_of(delim, lastPos);
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if(string::npos != pos && string::npos != lastPos) {
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string s = (*p).LineName().substr(pos);
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(*p).add_token_value(s);
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}
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}
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}
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int sdlemu_init_config(const char *filename)
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{
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FILE *f = fopen(filename, "r");
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if(!f) return 0;
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fseek(f, 0, SEEK_END);
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int len = ftell(f);
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fseek(f, 0, SEEK_SET);
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char *s = new char[len];
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fread(s, 1, len, f);
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string str(s);
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const string delim = "\n\r"; // "\r" needed for Win32 compatibility...
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string::size_type lastPos = str.find_first_not_of(delim, 0);
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string::size_type pos = str.find_first_of(delim, lastPos);
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while (string::npos != pos || string::npos != lastPos) {
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string string = str.substr(lastPos, pos - lastPos);
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if(string[0] == '#')
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{
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}
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else if(string[0] == '[')
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{
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}
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else
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{
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vec.push_back(string);
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}
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lastPos = str.find_first_not_of(delim, pos);
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pos = str.find_first_of(delim, lastPos);
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}
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string_tokenize_variable();
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string_tokenize_value();
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delete [] s;
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fclose(f);
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return 1;
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}
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const char *sdlemu_getval_string(const char *key_string, const char *default_string)
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{
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list<token_list>::iterator p;
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for(p = vec.begin(); p != vec.end(); p++) {
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if(strcmp((*p).Token().c_str(), key_string) == 0)
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return (*p).Value().c_str();
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}
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return default_string;
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}
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int sdlemu_getval_int(const char *key_string, int default_int)
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{
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list<token_list>::iterator p;
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for(p = vec.begin(); p != vec.end(); p++) {
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if(strcmp((*p).Token().c_str(), key_string) == 0) {
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const char *ret = (*p).Value().c_str();
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if(ret) return atoi(ret);
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}
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}
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return default_int;
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}
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int sdlemu_getval_bool(const char *key_string, int default_int)
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{
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list<token_list>::iterator p;
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for(p = vec.begin(); p != vec.end(); p++) {
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if(strcmp((*p).Token().c_str(), key_string) == 0) {
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const char *ret = (*p).Value().c_str();
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if(ret) return atoi(ret)>0;
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}
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}
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return default_int;
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}
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