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/*
path.cc - manipulation of paths and filenames.
*/
#include <stdio.h>
#include "path.hh"
#include "flower-debug.hh"
#ifndef PATHSEP
#define PATHSEP '/'
#endif
/**
@param path the original full filename
@return 4 components of the path. They can be empty
*/
void
split_path(String path,
String &drive, String &dirs, String &filebase, String &extension)
{
// peel off components, one by one.
int di = path.index_i(':');
if (di >= 0)
{
drive = path.left_str(di + 1);
path = path.right_str(path.len() - di -1);
}
else
drive = "";
di = path.index_last_i(PATHSEP);
if (di >=0)
{
dirs = path.left_str(di + 1);
path = path.right_str(path.len()-di -1);
}
else
dirs = "";
di = path.index_last_i('.');
if (di >= 0)
{
filebase = path.left_str(di);
extension =path.right_str(path.len()-di);
}
else
{
extension = "";
filebase = path;
}
}
/** find a file.
It will search in the current dir, in the construction-arg, and
in any other added path, in this order.
*/
String
File_path::find(String nm)const
{
fdebug << "looking for " << nm << ": ";
if ( !nm.length_i() || ( nm == "-" ) )
return nm;
for (int i=0; i < size(); i++) {
String path = (*this)[i];
path+= String(path.length_i()? "/":"")+nm;
fdebug << path << "? ";
FILE *f = fopen(path.ch_C(), "r"); // ugh!
if (f) {
fdebug << "found\n";
fclose(f);
return path;
}
}
fdebug << "\n";
return "";
}
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