Mail Archives: cygwin/2009/11/06/07:29:46
On Nov 5 13:31, Christopher Faylor wrote:
> On Thu, Nov 05, 2009 at 07:22:25PM +0100, Corinna Vinschen wrote:
> >On Nov 5 13:17, Christopher Faylor wrote:
> >> On Thu, Nov 05, 2009 at 01:08:47PM -0500, Christopher Faylor wrote:
> >> >On Thu, Nov 05, 2009 at 06:34:50PM +0100, Corinna Vinschen wrote:
> >> >>Let's see:
> >> >>
> >> >> rename ("foo.exe", "perl5.10.0.exe") result: perl5.10.0.exe
> >> >> rename ("foo.exe", "perl5.10.0") result: perl5.10.0
> >> >> rename ("foo", "perl5.10.0.exe") result: perl5.10.0.exe
> >> >> rename ("foo", "perl5.10.0") result: perl5.10.0
> >> >>
> >> >>The latter one is a problem, because that's what happens when calling
> >> >>
> >> >> strip perl5.10.0
> >> >>
> >> >>so after strip the binary is missing a .exe suffix.
> >> >>
> >> >>Sigh.
> >> >>
> >> >>Is there any *reliable* solution to this problem, other than never to
> >> >>add a .exe suffix?
> >> >
> >> >Isn't the reliable-but-slow method to check the magic at the beginning
> >> >of the file to see if it actually is a .exe? I'm not sure we want to do
> >> >that though.
> >>
> >> Which is, of course, what we're doing. Duh.
> >>
> >> I see why the strip case is problematic but I can't think of a way to
> >> fix it since the "state" of the temporary file is lost between stripping
> >> and renaming.
> >
> >Right. That's why I thought that any suffix given in the target file
> >name should be sufficient to avoid appending the .exe suffix, but
> >apparently it isn't. Probably we would need to check for any kind
> >of Windows executable suffix like .exe, .sys, .com. I have to admit,
> >though, that I never saw a .src suffix for a Windows binary...
>
> Well, in this case we could just look for alphabetic suffixes. But that's
> probably too kludgy.
Worth a try, at least.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
Red Hat
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