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/*
Copyright (C) 2000-2007 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __libmisc_pathscanner_h__
#define __libmisc_pathscanner_h__
#include <vector>
#include <string>
#include <regex.h>
using std::string;
using std::vector;
class PathScanner
{
public:
vector<string *> *operator() (const string &dirpath,
bool (*filter)(const string &, void *arg),
void *arg,
bool match_fullpath = true,
bool return_fullpath = true,
long limit = -1) {
return run_scan (dirpath,
(bool (PathScanner::*)(const string &)) 0,
filter,
arg,
match_fullpath,
return_fullpath,
limit);
}
vector<string *> *operator() (const string &dirpath,
const string ®exp,
bool match_fullpath = true,
bool return_fullpath = true,
long limit = -1);
string *find_first (const string &dirpath,
const string ®exp,
bool match_fullpath = true,
bool return_fullpath = true);
string *find_first (const string &dirpath,
bool (*filter)(const string &, void *),
void *arg,
bool match_fullpath = true,
bool return_fullpath = true);
private:
regex_t compiled_pattern;
bool regexp_filter (const string &str) {
return regexec (&compiled_pattern, str.c_str(), 0, 0, 0) == 0;
}
vector<string *> *run_scan (const string &dirpath,
bool (PathScanner::*mfilter) (const string &),
bool (*filter)(const string &, void *),
void *arg,
bool match_fullpath,
bool return_fullpath,
long limit);
};
#endif // __libmisc_pathscanner_h__
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