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added AppRoot::chroot()

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hyung-hwan
2017-10-27 06:56:31 +00:00
parent 38102f659e
commit 25de06d195
2 changed files with 34 additions and 2 deletions
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30
qse/lib/si/AppRoot.cpp
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@ -26,6 +26,8 @@
#include <qse/si/AppRoot.hpp>
#include <qse/si/sinfo.h>
#include <qse/cmn/mem.h>
#include <qse/cmn/mbwc.h>
#include "../cmn/syscall.h"
/////////////////////////////////
@ -124,11 +126,35 @@ int AppRoot::switchUser () QSE_CPP_NOEXCEPT
int AppRoot::chroot (const qse_mchar_t* mpath) QSE_CPP_NOEXCEPT
{
QSE_CHROOT (mpath);
int orgdirfd;
orgdirfd = QSE_OPEN (".", O_RDONLY, 0);
if (orgdirfd == -1) return -1;
if (QSE_CHDIR(mpath) == -1) return -1;
if (QSE_CHROOT(mpath) == -1)
{
QSE_FCHDIR (orgdirfd);
QSE_CLOSE (orgdirfd);
return -1;
}
QSE_CLOSE (orgdirfd);
QSE_CHROOT ("/");
return 0;
}
int AppRoot::chroot (const qse_wchar_t* mpath) QSE_CPP_NOEXCEPT
int AppRoot::chroot (const qse_wchar_t* wpath) QSE_CPP_NOEXCEPT
{
qse_mchar_t* mpath;
mpath = qse_wcstombsdup (wpath, QSE_NULL, QSE_MMGR_GETDFL());
if (!mpath) return -1;
int n = AppRoot::chroot (mpath);
QSE_MMGR_FREE (QSE_MMGR_GETDFL(), mpath);
return n;
}
void AppRoot::on_signal () QSE_CPP_NOEXCEPT