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* src/buffer.C (save):

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catch exception thrown by boost::filesystem if copying to the 
	backup directory fails (fixes bug 2740: crash and dataloss if
	the backup dir was invalid or not writeable).

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14849 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Jürgen Spitzmüller 2006-08-29 08:38:00 +00:00
parent 3dca656ae4
commit 16b150e6bf
1 changed files with 10 additions and 7 deletions
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17
src/buffer.C
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@ -78,6 +78,7 @@ namespace io = boost::iostreams;
#include "support/convert.h"
#include <boost/bind.hpp>
#include <boost/filesystem/exception.hpp>
#include <boost/filesystem/operations.hpp>
#if defined (HAVE_UTIME_H)
@ -712,14 +713,16 @@ bool Buffer::save() const
// good enough. (Lgb)
// But to use this we need fs::copy_file to actually do a copy,
// even when the target file exists. (Lgb)
if (fs::exists(fileName()) && fs::is_writable(fs::path(fileName()).branch_path())) {
//try {
try {
fs::copy_file(fileName(), s, false);
//}
//catch (fs::filesystem_error const & fe) {
//lyxerr << "LyX was not able to make backup copy. Beware.\n"
// << fe.what() << endl;
//}
}
catch (fs::filesystem_error const & fe) {
Alert::error(_("Backup failure"),
bformat(_("LyX was not able to make a backup copy in %1$s.\n"
"Please check if the directory exists and is writeable."),
fs::path(s).branch_path().native_directory_string()));
lyxerr[Debug::DEBUG] << "Fs error: "
<< fe.what() << endl;
}
}