1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmWorkingDirectory_h
#define cmWorkingDirectory_h
#include "cmConfigure.h" // IWYU pragma: keep
#include <string>
/** \class cmWorkingDirectory
* \brief An RAII class to manipulate the working directory.
*
* The current working directory is set to the location given to the
* constructor. The working directory can be changed again as needed
* by calling SetDirectory(). When the object is destroyed, the destructor
* will restore the working directory to what it was when the object was
* created, regardless of any calls to SetDirectory() in the meantime.
*/
class cmWorkingDirectory
{
public:
cmWorkingDirectory(std::string const& newdir);
~cmWorkingDirectory();
bool SetDirectory(std::string const& newdir);
void Pop();
bool Failed() const { return ResultCode != 0; }
/** \return 0 if the last attempt to set the working directory was
* successful. If it failed, the value returned will be the
* \c errno value associated with the failure. A description
* of the error code can be obtained by passing the result
* to \c std::strerror().
*/
int GetLastResult() const { return ResultCode; }
private:
std::string OldDir;
int ResultCode;
};
#endif
|
