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From: Christian Biesinger <cbiesinger@google.com>
Date: Mon, 30 Aug 2021 11:56:01 -0400
Message-ID: <CAPTJ0XH2Q1Fc-DQuSdpa-PBWZvkzy6BgZvzmxbXtpt9X4EdBgA@mail.gmail.com>
Subject: Re: Running GDB with args and variables
To: Mahmood Naderan <nt_mahmood@yahoo.com>
Cc: "gdb@sourceware.org" <gdb@sourceware.org>
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On Fri, Aug 27, 2021 at 2:29 PM Mahmood Naderan via Gdb
<gdb@sourceware.org> wrote:
> I use the following command to run a program
>
> $ LD_PRELOAD=/home/mahmood/foo.so /home/mahmood/program/run /home/mahmood/p2/bin/p2 -config t.txt
>
> Now I want to use 'gdb --args' but the following command doesn't work.
>
>
> $ gdb --args LD_PRELOAD=/home/mahmood/foo.so /home/mahmood/program/run /home/mahmood/p2/bin/p2 -config t.txt
> ...
>
> For help, type "help".
> Type "apropos word" to search for commands related to "word"...
> LD_PRELOAD=/home/mahmood/foo.so: No such file or directory.
> (gdb)
>
>
>
>
> The "No such file" error is weird because the file exists when I run 'ls' command.
>
> Any idea about that?

I would think the error comes from the fact that gdb is looking for a
file called "LD_PRELOAD=..." and there is no such file.

Maybe try: gdb --args env LD_PRELOAD=... foo

Christian