Re: [Vala] Getting path to my program's directory

[Yin Jintao <yinjintao gmail com>]

2009/8/28 Jan Hudec <bulb ucw cz>

> Hello,
>
> A: Because it messes up the order in which people normally read text.
> Q: Why is top-posting such a bad thing?
> A: Top-posting.
> Q: What is the most annoying thing in e-mail?
>
> On Fri, August 28, 2009 09:02, Yin Jintao wrote:
> > You can using Glib.Environment.get_current_dir() to get current
> directory.
>
> That's *not* what Arkadi asked for. It's the current directory and that's
> quite unlikely to be the directory it is installed in, which he wanted.
>
> The standard way to find the installation directory is by resolving
> the name in argv[0] (argv being the parameter passed to function main),
> which gives you the name of your binary. However (unlike in scripts
> where the interpreter has expanded it already) it may not include
> path, in which case you have to search it in $PATH. The
> GLib.Environment.find_program_in_path will do it.
>
> There is a method that will be easier on most unix systems (and even on
> Cygwin), but less portable. GLib.FileUtils.read_link on "/proc/self/exe"
> will give you the name of your executable with full path and all
> links resolved (because kernel actually reverse-calculates it from the
> open file).
>
> Windows have their own API for determining path to the running executable,
> but I don't think Vala has bindings for it (but it could be done).
>
> > 2009/8/28 Arkadi Viner <arkashkin gmail com>
> > > Hi guys.
> > > I need to execute some program which is located in my program's
> > > directory.
> > > Is there any API to get the path to my program's directory?
> > > Thanks.
>
> --
>                                        - Jan Hudec <bulb ucw cz>
>
> Sorry for top-posting.
The Windows API for this is GetModuleName.