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Keep permissions of the saved files intact. (Backporting 04fe818b2239).

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Apparently this code helps for qt5 only.
qt4 accepts setPermission, but does not seem to actually implement it.
This commit is contained in:
Pavel Sanda 2018-12-14 18:50:36 +01:00
parent 7bf1392c4d
commit 759769131a
3 changed files with 12 additions and 0 deletions
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3
src/Buffer.cpp
View File

@ -1431,6 +1431,9 @@ bool Buffer::save() const
FileName savefile(tempfile->name());
LYXERR(Debug::FILES, "Saving to " << savefile.absFileName());
if (!savefile.clonePermissions(fileName()))
LYXERR0("Failed to clone the permission from " << fileName().absFileName() << " to " << savefile.absFileName());
if (!writeFile(savefile))
return false;

7
src/support/FileName.cpp
View File

@ -278,6 +278,13 @@ bool FileName::changePermission(unsigned long int mode) const
return true;
}
bool FileName::clonePermissions(FileName const & source)
{
QFile fin(toqstr(source.absFileName()));
QFile f(toqstr(absFileName()));
return f.setPermissions(fin.permissions());
}
string FileName::toFilesystemEncoding() const
{

2
src/support/FileName.h
View File

@ -150,6 +150,8 @@ public:
/// support this.
/// \return true on success.
bool changePermission(unsigned long int mode) const;
// sets permission based on the file given as an argument
bool clonePermissions(FileName const & source);
/// remove pointed directory and all contents.
/// \return true on success.