Descent3/scripts/linux_lib.cpp

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>

void _splitpath(const char *path,char *drive,char *dir,char *fname,char *ext);
int _vsnprintf(char *buffer,size_t count,const char *format,va_list argptr);
int stricmp(const char *string1,const char *string2);


void _splitpath(const char *srcPath,char *drive,char *path,char *filename,char *ext)
{
	int pathStart 	= -1;
	int pathEnd 	= -1;
  	int fileStart	= -1;
  	int fileEnd 	= -1;
  	int extStart	= -1;
  	int	extEnd		= -1;

  	int totalLen = strlen(srcPath);

  	if(drive)
  		*drive = '\0';

  	// Check for an extension
  	///////////////////////////////////////
  	int t = totalLen - 1;
  	while( (srcPath[t]!='.') && (srcPath[t]!='/') && (t>=0) ) t--;
  	//see if we are at an extension
  	if((t>=0)&&(srcPath[t]=='.')){
  		//we have an extension
    	extStart = t;
    	extEnd = totalLen - 1;
    	if(ext)
    	{
    		strncpy(ext,&(srcPath[extStart]),extEnd - extStart + 1);
    		ext[extEnd - extStart + 1] = '\0';
    	}
  	}else{
		//no extension
    	if(ext)
    		ext[0] = '\0';
  	}

  	// Check for file name
  	////////////////////////////////////
  	int temp = (extStart!=-1)?(extStart):(totalLen-1);
 	while( (srcPath[temp]!='/') && (temp>=0) ) temp--;
  	if(temp<0)
    	temp = 0;
  	if(srcPath[temp]=='/'){
    	//we have a file
    	fileStart = temp + 1;
    	if(extStart!=-1)
      		fileEnd = extStart - 1;
    	else
      		fileEnd = totalLen - 1;
    	if(filename)
    	{
    		strncpy(filename,&(srcPath[fileStart]),fileEnd - fileStart + 1);
    		filename[fileEnd - fileStart + 1] = '\0';
    	}
    	pathStart = 0;
    	pathEnd = fileStart - 2;
    	//Copy the rest into the path name
		if(path)
		{
			strncpy(path, &(srcPath[pathStart]),pathEnd - pathStart + 1);
	   		path[pathEnd - pathStart + 1] = 0;
		}
  	}else{
    	//only file, no path
    	fileStart = 0;
    	if(extStart != -1)
      		fileEnd = extStart - 1;
    	else
      		fileEnd = totalLen - 1;

    	if(filename)
    	{
    		strncpy(filename, &(srcPath[fileStart]), fileEnd - fileStart + 1);
    		filename[fileEnd - fileStart + 1] = 0;
    	}
    
    	// Only file no path
    	if(path)
    	{
    		path[0] = 0;
    	}
  	}
}


int _vsnprintf(char *buffer,size_t count,const char *format,va_list argptr)
{
	return vsnprintf(buffer,count,format,argptr);
}

int stricmp(const char *string1,const char *string2)
{
	return strcasecmp(string1,string2);
}