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