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Date: Sun, 5 Jun 2005 19:49:12 -0700
From: Yitzchak Scott-Thoennes <sthoenna AT efn DOT org>
To: cygwin AT cygwin DOT com
Subject: Re: perl -x doesn't recognize file as executable
Message-ID: <20050606024911.GA1528@efn.org>
References: <42A32D8C DOT 9080408 AT scytek DOT de> <42A35971 DOT 8C69A2C5 AT dessent DOT net> <42A39676 DOT 9030208 AT scytek DOT de> <42A3A773 DOT 3C6AFA4A AT dessent DOT net>
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On Sun, Jun 05, 2005 at 06:31:31PM -0700, Brian Dessent wrote:
> Volker Quetschke wrote:
> 
> > You mean special logic for windows file permissions (ACL?), not only
> > using the owner/group/other scheme?
> 
> I think that it recognises files ending in ".exe" and special-cases
> them.
> 
> > $ getfacl /cygdrive/c/Programme/NSIS/NSIS.exe
> > # file: /cygdrive/c/Programme/NSIS/NSIS.exe
> > # owner: Administratoren
> > # group: none
> > user::rwx
> > group::---
> > group:SYSTEM:rwx
> > group:Benutzer:r-x
> >                   ^
> > with ------------|
> > 
> > So it is executable. But ugo rights do not show this
> 
> You're right.  But as far as I know most unix utilities don't know about
> ACLs and only recognise standard 777 type permissions.

perl only checks ACLs if you ask it to.  What does:

$ perl -e 'use filetest "access"; if ( ! -x "/cygdrive/c/Programme/NSIS/NSIS.exe" ) {print "not executable";}'
not executable

show?

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