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Re: src/winsup/cygwin ChangeLog

On Thu, Nov 05, 2009 at 06:34:50PM +0100, Corinna Vinschen wrote:
>On Nov  5 11:14, Yaakov S wrote:
>> On 05/11/2009 08:44, wrote:
>> >Modified files:
>> >	winsup/cygwin  : ChangeLog
>> >
>> >Log message:
>> >	* (nt_path_has_suffix): New function.
>> >	(rename): Don't append .exe suffix if binary target name has any suffix
>> >	at all.
>> >
>> >Patches:
>> >
>> >
>> On my system dozens of executables do have a '.' near the end of
>> their names, either representing a version (e.g. perl5.10.0.exe,
>> python2.5.exe), or OCaml native code (*.opt.exe), or for other
>> reasons (e.g. *.bin.exe where the program is launched via a script).
>> How does this change affect building/installing them?
>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.
>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.


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