[Patch] let KSaveFile honor the umask

[Thiago Macieira]

David Faure wrote:
>On Wednesday 26 March 2008, Thiago Macieira wrote:
>> Thorsten Zachmann wrote:
>> >Hello all,
>> >
>> >KSaveFile does not honor the umask for newly created files. Looks
>> > like this behaviour was introduces during the port to QTemporaryFile
>> > which by default creates file with permissions 0600. This is good
>> > for temporary files but for a file saved by an application it is
>> > not. The attached patch changes the behaviour so that the KSaveFile
>> > does honor the umask for files that are newly created.
>> >
>> >Ok to commit?
>>
>> By calling umask, you make the code thread-unsafe.
>
>Well, this code comes from ktempdir.cpp which uses umask too.

And KTempDir was thread-unsafe.

>And we never really checked which kdelibs classes are threadsafe, but
> it's not too late to start I guess.

True, but QTemporaryFile and KTemporaryFile are thread-safe now (to the 
best of my knowledge). This change of yours would break that.

>In both classes, all we want is to "get" the umask, not to set it. How
> about we get the umask in some code called during initialization, like
> the KGlobalPrivate ctor, and we add a KGlobal::umask() accessor?

That's a compromise, but what if the user sets the umask to something else 
in the middle of the program?

-- 
  Thiago Macieira  -  thiago (AT) macieira.info - thiago (AT) kde.org
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