Re: environment variables in CLI

[Bob Rossi <bob at brasko dot net>]

On Thu, May 19, 2005 at 12:43:11PM -0400, Bob Rossi wrote:
> On Thu, May 19, 2005 at 12:25:43PM -0400, Daniel Jacobowitz wrote:
> > On Thu, May 19, 2005 at 12:23:10PM -0400, Bob Rossi wrote:
> > > Hi,
> > > 
> > > I'm trying to figure out how to set the LD_LIBRARY_PATH in GDB once I
> > > start it up. The command 'set environment 
> > > LD_LIBRARY_PATH=/home/foo/lib' works. However, I want to do something
> > > like 'set environment LD_LIBRARY_PATH=$SOME_PATH/lib:$LD_LIBRARY_PATH'.
> > > Is this possible from the CLI?
> > 
> > Nope.
> 
> OK, I suppose this could be a nice feature. Do you think it would be
> terribly complicated?
> 
> > > Actually, I couldn't figure out how to tell GDB where to look for shared
> > > objects, that's why I ended up using the LD_LIBRARY_PATH.
> > 
> > set solib-search-path?  set solib-absolute-prefix?  What are you trying
> > to do?
> 
> Well, I'm probably just messing things up. Here's what I have. The .so's
> are in /home/foo/lib. libqt.so is definatly there.
> 
> (gdb) set solib-search-path /home/foo/lib
> (gdb) b main
> r
> Breakpoint 1 at 0x80af805: file main.cpp, line 469.
> (gdb) r
> main-program: error while loading shared libraries: libqt.so: cannot open shared object file: No such file or directory
> 
> Program exited with code 0177.
> (gdb) set solib-search-path /home/foo/lib
> (gdb) r
> main-program: error while loading shared libraries: libqt.so: cannot open shared object file: No such file or directory
> 
> Program exited with code 0177.
> (gdb)
> 
> However, If I set the LD_LIBRARY_PATH it works. I'm using GDB 6.1 which
> is rather old. I suppose I should upgrade.

I just tried this with gdb 6.3 and get the same problems.

Bob Rossi