On Wed, 2007-11-14 at 15:24 +0100, Anders Johansson 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 > Ahh... Okay. See, that's why we're all here. To learn something new everyday. :-)
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