mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-12-25 14:04:25 +00:00
76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
// -*- C++ -*-
|
|
/**
|
|
* \file DepTable.h
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Lars Gullik Bjønnes
|
|
* \author Jean-Marc Lasgouttes
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#ifndef DEP_TABLE_H
|
|
#define DEP_TABLE_H
|
|
|
|
#include <ctime>
|
|
#include <map>
|
|
#include <string>
|
|
|
|
|
|
namespace lyx {
|
|
|
|
namespace support { class FileName; }
|
|
|
|
///
|
|
class DepTable {
|
|
public:
|
|
/** This one is a little bit harder since we need the absolute
|
|
filename. Should we insert files with .sty .cls etc as
|
|
extension? */
|
|
void insert(support::FileName const & f, bool upd = false);
|
|
///
|
|
void update();
|
|
|
|
///
|
|
void write(support::FileName const & f) const;
|
|
/// returns true if dep file was read successfully
|
|
bool read(support::FileName const & f);
|
|
/// returns true if any of the files has changed
|
|
bool sumchange() const;
|
|
/// return true if fil has changed.
|
|
bool haschanged(support::FileName const & fil) const;
|
|
/// return true if a file with extension ext has changed.
|
|
bool extchanged(std::string const & ext) const;
|
|
///
|
|
bool exist(support::FileName const & fil) const;
|
|
/// returns true if any files with ext exist
|
|
bool ext_exist(std::string const & ext) const;
|
|
///
|
|
void remove_files_with_extension(std::string const &);
|
|
///
|
|
void remove_file(support::FileName const &);
|
|
private:
|
|
///
|
|
class dep_info {
|
|
public:
|
|
/// Previously calculated CRC value
|
|
unsigned long crc_prev;
|
|
/// Current CRC value - only re-computed if mtime has changed.
|
|
unsigned long crc_cur;
|
|
/// mtime from last time current CRC was calculated.
|
|
std::time_t mtime_cur;
|
|
///
|
|
bool changed() const;
|
|
};
|
|
///
|
|
typedef std::map<support::FileName, dep_info> DepList;
|
|
///
|
|
DepList deplist;
|
|
};
|
|
|
|
|
|
} // namespace lyx
|
|
|
|
#endif
|