char *FILE_SearchPaths( char *path, char *subpath, char *name )
{
static STRING buff;
char **list;
int paths,item,subitem;
char *file=NULL;
BOOL found;
STRING func;
// Make sure FILE API is started...
if( !FILE_API_check() )
{
return(NULL);
}
// First check if local file exists...
if( FILE_Exist(name) )
{
return(name);
}
// Now do more complicated search path...
strncpy(func,STR_stringf("FILE_SearchsPath(path=%s,file=%s)",path,name),sizeof(STRING));
// Extract list of paths...
list = STR_tokens(path,";",paths);
// Make sure paths were parsed...
if( paths == 0 )
{
FILE_errorf("%s Cannot parse paths.\n",func);
return(NULL);
}
for( found=FALSE,item=0; ((item < paths) && !found); item++ )
{
for( subitem=0; ((subitem < 2) && !found); subitem++ )
{
file = NULL;
switch( subitem )
{
case 0 : // Search for file in path + subpath...
if( !STR_null(subpath,STRLEN) )
{
strncpy(file=buff,STR_stringf("%s\\%s\\%s",list[item],subpath,name),STRLEN);
}
break;
case 1 : // Search for file in path...
strncpy(file=buff,STR_stringf("%s\\%s",list[item],name),STRLEN);
break;
}
if( file != NULL )
{
found = FILE_Exist(file);
FILE_debugf("FILE_SearchPath(...) [%02d] %s %s\n",item,file,STR_YesNo(found));
}
}
}
if( !found )
{
FILE_errorf("%s Cannot find file.\n",func);
return(NULL);
}
FILE_messgf("%s OK.\n[%s]\n",func,file);
return(file);
}
/**
* Returns True if file or directory does not exist. Returns False if file
* exists although not necessarily accessible in context of the current
* process.
*/
Bool FILE_NonExist(Str fname)
{
return !FILE_Exist(fname);
}