[Bug fortran/31587] Module files shouldn't be updated if their content doesn't change

[tobi at gcc dot gnu dot org]

------- Comment #11 from tobi at gcc dot gnu dot org  2007-04-17 13:41 -------
(In reply to comment #10)
> (In reply to comment #8)
> > The patch looks good, though it would probably be a better idea to use tmpnam()
> > to get the name for the temporary file.
> 
> Why not. But I like the idea that it is predictable :)

Given that it's going to be deleted, it's not that much of a gain :)  People
always do stuff one wouldn't expect, so having filenames that could not
possibly collide with user files is a good thing.

> > A further thing one could do: instead of threatening "If you edit this, you'll
> > get what you deserve.\n\n", one could actually verify that the MD5 sum matches
> > the files contents.
> 
> Too expensive! I'm against this additional cost (plus the developer cost of
> writing and maintaining it).

I agree that this is probably not worth it.

> About testcases, you mean for the dejagnu testsuite? I have really no idea...

Time to CC Janis?


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31587