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Date: Tue, 31 Jan 2006 09:34:20 -0500 (EST)
From: Igor Peshansky <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Dave Korn <dave DOT korn AT artimi DOT com>
cc: cygwin AT cygwin DOT com
Subject: RE: 1.5.19-4 exec family of functions find wrong file to execute
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On Tue, 31 Jan 2006, Dave Korn wrote:

> On 30 January 2006 19:23, Martin wrote:
>
> > Any response?
> > TIA
> > --- Martin <linkscrazy AT yahoo.!> wrote:
> >
> >> I am attempting to invoke a command with execvp/execlp.  If a file
> >> appears in my PATH before the executable desired and has the same name
> >> as the executable, the first occurrence of the file name is used as
> >> the executable to invoke.  Even though the first file is NOT marked as
> >> executable.
>
> >> Is this normal behavior for execlp/execvp?
> >> Shouldn't the execution permission be set in order to execute it?
>
>   Depends on your mountpoints.  If the file is found under a mountpoint
> with the cygexec flag set, it will be assumed to be executable
> regardless of the x bit in the file's perms.

Also, on FAT filesystems, there are no permission bits[*]...  Your file
may be tripping the executable file detection heuristics, though.
	Igor
[*] Cygwin can simulate them for you on pure FAT with "ntea", but with
FAT32 you're SOL.
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_	    pechtcha AT cs DOT nyu DOT edu | igor AT watson DOT ibm DOT com
ZZZzz /,`.-'`'    -.  ;-;;,_		Igor Peshansky, Ph.D. (name changed!)
     |,4-  ) )-,_. ,\ (  `'-'		old name: Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

"Las! je suis sot... -Mais non, tu ne l'es pas, puisque tu t'en rends compte."
"But no -- you are no fool; you call yourself a fool, there's proof enough in
that!" -- Rostand, "Cyrano de Bergerac"

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