lyx_mirror/src/vc-backend.h
John Levon 53caec8297 Fix for VCS after the revert patch.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6385 a592a061-630c-0410-9148-cb99ea01b6c8
2003-03-08 05:37:54 +00:00

161 lines
3.2 KiB
C++

// -*- C++ -*-
/**
* \file vc-backend.h
* Copyright 1995-2002 the LyX Team
* Read the file COPYING
*
* \author Lars Gullik Bjønnes
*/
#ifndef VC_BACKEND_H
#define VC_BACKEND_H
#include "LString.h"
class Buffer;
/// A simple version control system interface
class VCS {
public:
/// the status of the managed file
enum VCStatus {
UNLOCKED,
LOCKED
};
virtual ~VCS() {}
/// register a file for version control
virtual void registrer(string const & msg) = 0;
/// check in the current revision
virtual void checkIn(string const & msg) = 0;
/// check out for editing
virtual void checkOut() = 0;
/// revert current edits
virtual void revert() = 0;
/// FIXME
virtual void undoLast() = 0;
/**
* getLog - read the revision log into the given file
* @param fname file name to read into
*/
virtual void getLog(string const &) = 0;
/// return the current version description
virtual string const versionString() const = 0;
/// return the current version
string const & version() const {
return version_;
}
/// return the user who has locked the file
string const & locker() const { return locker_; }
/// set the owning buffer
void owner(Buffer * b) { owner_ = b; }
/// return the owning buffer
Buffer * owner() const { return owner_; }
/// return the lock status of this file
VCStatus status() const { return vcstatus; }
protected:
/// parse information from the version file
virtual void scanMaster() = 0;
/// reload the document
void reload();
/**
* doVCCommand - call out to the version control utility
* @param cmd the command to execute
* @param path the path from which to execute
* @return exit status
*/
static int doVCCommand(string const & cmd, string const & path);
/**
* The master VC file. For RCS this is *,v or RCS/ *,v. master should
* have full path.
*/
string master_;
/// The status of the VC controlled file.
VCStatus vcstatus;
/**
* The version of the VC file. I am not sure if this can be a
* string or if it must be a float/int.
*/
string version_;
/// The user currently keeping the lock on the VC file.
string locker_;
/// The buffer using this VC
Buffer * owner_;
};
///
class RCS : public VCS {
public:
explicit
RCS(string const & m);
/// return the revision file for the given file, if found
static string const find_file(string const & file);
static void retrieve(string const & file);
virtual void registrer(string const & msg);
virtual void checkIn(string const & msg);
virtual void checkOut();
virtual void revert();
virtual void undoLast();
virtual void getLog(string const &);
virtual string const versionString() const {
return "RCS: " + version_;
}
protected:
virtual void scanMaster();
};
///
class CVS : public VCS {
public:
///
explicit
CVS(string const & m, string const & f);
/// return the revision file for the given file, if found
static string const find_file(string const & file);
virtual void registrer(string const & msg);
virtual void checkIn(string const & msg);
virtual void checkOut();
virtual void revert();
virtual void undoLast();
virtual void getLog(string const &);
virtual string const versionString() const {
return "CVS: " + version_;
}
protected:
virtual void scanMaster();
private:
string file_;
};
#endif // VCBACKEND_H