Mailinglist Archive: opensuse (3202 mails)

["Cristea Bogdan" <cristeab@xxxxxxxxx>]

That is correct, I launch the program from the shell and I was looking
for the directory where I stand in when the program is started. The
answer to my question is thus given by: 'ls -l /proc/<pid>/cwd'

On Nov 14, 2007 3:24 PM, Anders Johansson <ajh@xxxxxxxxxx> wrote:
> On Wednesday 14 November 2007 15:02:01 Bryen wrote:
> > On Wed, 2007-11-14 at 14:44 +0100, Anders Johansson wrote:
> > > On Wednesday 14 November 2007 11:20:08 Cristea Bogdan wrote:
> > > > Is there a way to find from which directory a process was launched?
> > >
> > > It depends on what you mean, really. If you mean "what was the current
> > > working directory when the process was launched", then the answer is no,
> > > you can't
> > >
> > > You can find the current working directory of the process, by doing
> > >
> > > ls -l /proc/<pid>/cwd
> > >
> > > where <pid> is the process id of the process.
> >
> > Wouldn't 'ls -l /proc/<pid>/exe give the result he wants?
>
> No, that just says where the binary is. That wasn't what he was looking for
>
> > CWD usually
> > just points to the process owner's home directory.
>
> No, it points to the current working directory of the process. That is by
> default the same as the current working directory of the parent process, but
> can be changed by the process itself (that was why I said it was impossible
> in general, if the process changes it, there is no way of finding out where
> it was launched from)
>
> If the parent process is the KDE or gnome menus, then the working directory is
> the home directory, but at least in the KDE menu, you can change that in the
> properties of the link
>
> But in this case he said he was running it from different directories because
> he wanted the program to store the output in those directories. That means he
> is probably running it from the shell, in which case that shell is the parent
> process, and the cwd is the directory he is standing in when he starts the
> program
>
> Anders
>
> --
> Madness takes its toll
> --
>
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-- 
Bogdan Cristea
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