Mail Archives: cygwin/2006/01/30/03:29:19
On Tue, Jan 24, 2006 at 06:45:28PM +0100, Corinna Vinschen wrote:
> On Jan 20 13:50, Sam Steingold wrote:
> > >> > On Mar 10 16:00, Sam Steingold wrote:
> > >> >> /proc/<pid>/exe points to "foo", not to "foo.exe", so it cannot be
> > >> >> opened &c.
> > >> > ^^^^
> > >> > ????
> > >>
> > >> how do I find out which file is running if /proc/<pid>/exe cannot be
> > >> opened?
> > >
> > > access(2) or stat(2)
> >
> > http://www.opengroup.org/onlinepubs/009695399/functions/access.html
> > the above spec of access appears to indicate that if access() succeeds
> > then open() must succeed too.
> > this is not the case in cygwin: /proc/self/exe cannot be open()ed.
>
> I've just checked in a patch which tacks on the .exe suffix to
> /proc/$PID/exe, as well as a patch to realpath which returns the
> pathname with .exe suffix, even if the original name has no suffix
> given. We will give this a try. Please test the next snapshot.
Mostly for the archives, I note that this makes perl's $^X variable
include the ".exe" suffix. This is probably a good thing, but at the
moment triggers a test failure.
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