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