mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-24 18:43:37 +00:00
68 lines
1.0 KiB
C++
68 lines
1.0 KiB
C++
/**
|
|
* \file Path.cpp
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Lars Gullik Bjønnes
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "support/PathChanger.h"
|
|
|
|
// undef PathChanger macro when building PathChanger
|
|
#undef PathChanger
|
|
|
|
|
|
namespace lyx {
|
|
namespace support {
|
|
|
|
PathChanger::PathChanger(FileName const & path)
|
|
: popped_(false)
|
|
{
|
|
if (!path.empty()) {
|
|
pushedDir_ = FileName::getcwd();
|
|
|
|
if (pushedDir_.empty() || !path.chdir()) {
|
|
/* FIXME: throw */
|
|
}
|
|
} else {
|
|
popped_ = true;
|
|
}
|
|
}
|
|
|
|
|
|
PathChanger::~PathChanger()
|
|
{
|
|
if (!popped_)
|
|
pop();
|
|
}
|
|
|
|
|
|
int PathChanger::pop()
|
|
{
|
|
if (popped_) {
|
|
// should throw an exception
|
|
// throw logical_error();
|
|
return 0;
|
|
}
|
|
|
|
if (!pushedDir_.chdir()) {
|
|
// should throw an exception
|
|
// throw DirChangeError();
|
|
}
|
|
popped_ = true;
|
|
|
|
return 0;
|
|
}
|
|
|
|
} // namespace support
|
|
} // namespace lyx
|
|
|
|
|
|
#define PathChanger(x) unnamed_PathChanger;
|
|
|
|
// in merged builds this is not the last line.
|