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/* configfile.cpp
*
* Copyright (c) 1998, 2000, Alexander Neundorf
* [email protected]
*
* You may distribute under the terms of the GNU General Public
* License as specified in the COPYING file.
*
* 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.
*
*/
#include "configfile.h"
#include <iostream>
#include <fstream>
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef LISA_DEBUG
#undef LISA_DEBUG
#endif
#define LISA_DEBUG 0
#ifdef dcerr
#undef dcerr
#endif
#define dcerr if (LISA_DEBUG==1) std::cerr<<"Config::"
#define CFGBUFSIZE 16*1024
Config::Config(const MyString& name/*,String path*/)
{
char buff[CFGBUFSIZE],c;
/* String s,empty="#############################################################################################################################################################";
String home=getenv("HOME");
if (!home.empty()) home+=String("/")+name;
if (fexists(home)==0)
{
home=path+"/"+name;
if (fexists(home)==0)
{
home=name;
if (fexists(home)==0) return;
};
};*/
std::ifstream inf(name.data());
if (!inf)
{
std::cout<<"could not open file "<<name<<std::endl;
return;
}
dcerr<<"Config(): opened file "<<name<<std::endl;
//read the file
char key[CFGBUFSIZE], value[CFGBUFSIZE];
do
{
char* buffStart=buff;
//inf.getline(buff,16*1024,'\n');
int bufSize(CFGBUFSIZE);
int lineBroken(0);
do
{
lineBroken=0;
inf.get(buffStart,bufSize,'\n');
inf.get(c);
int l=strlen(buffStart);
if (l==0)
break;
if (buffStart[l-1]=='\\')
{
buffStart=buffStart+l-1;
bufSize=bufSize+1-l;
lineBroken=1;
}
} while ((lineBroken) && (!inf.eof()));
//make it ignore comments
char *theChar=strchr(buff,'#');
if (theChar!=0)
*theChar='\0';
//now divide the line into key and value
theChar=strchr(buff,'=');
if (theChar!=0)
{
*theChar='\0';
key[0]='\0';
sscanf(buff,"%8000s",key);
//do we have something valid ?
if (key[0]!='\0')
{
//the char behind the = should be at least the terminating \0
// so I can be sure to access valid memory here, IMO
value[0]='\0';
strncpy(value,theChar+1,CFGBUFSIZE);
if (value[0]!='\0')
{
//here we can be sure that the list will only contain
//strings which are at least one char long
dcerr<<"Config(): adding "<<key<<std::endl;
m_entries[key]=value;
}
}
}
}
while (!inf.eof());
}
MyString Config::getEntry(const char *key, const char* defaultValue)
{
if ((key==0) || (key[0]=='\0'))
return defaultValue;
if (m_entries.find(key)==m_entries.end())
return defaultValue;
return m_entries[key];
}
int Config::getEntry(const char *key, int defaultValue)
{
char def[100];
sprintf(def,"%d",defaultValue);
MyString tmp=stripWhiteSpace(getEntry(key,def));
int i(0);
int ok=sscanf(tmp.c_str(),"%d",&i);
if (ok==1) return i;
return defaultValue;
}
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