Re: Non-interactive stepping

[Kip Macy <kmacy at fsmware dot com>]

That would tell him what lines the program executed, not the order in
which they were executed.


			-Kip



On Sun, 2 May 2004, Bob Rossi wrote:

> On Sat, May 01, 2004 at 03:34:19PM -0600, Christopher Nebergall wrote:
> > Is it possible to use GDB (or another app) to print out the executing source
> > code file name, line number, function name etc, for an application (compiled
> > with -g) in a non-interactive manner (print the output to stdout)?  I used a
> > similar type of debugging in basica years ago and miss having something
> > similar in modern debuggers.
> >
> > I want to do something similar to
> >
> > gdb -[Some command line argument] a.out
> > a.out: main.c:5 main() May  1 16:18:07 CDT 2004
> > a.out: main.c:6 main() May  1 16:18:08 CDT 2004
> > a.out: main.c:7 main() May  1 16:18:09 CDT 2004
> > a.out: main.c:25 print() May  1 16:18:09 CDT 2004
> > a.out: main.c:28 print() May  1 16:18:09 CDT 2004
> > a.out: source2.c:10 echo() May  1 16:18:10 CDT 2004
> > a.out: source2.c:11 echo() May  1 16:18:10 CDT 2004
> > a.out: source2.c:11 echo() May  1 16:18:12 CDT 2004
> > a.out: main.c:29 print() May  1 16:18:13 CDT 2004
> > a.out: main.c:8 main() May  1 16:18:14 CDT 2004
> > etc...
> >
> > The main reason I want this is to record program flow during real execution
> > of the program without having to step through it line by line in the
> > debugger. If there is a segfault, it's pretty easy to determine the program
> > flow which caused it.  It would also be useful to discover how a large
> > program works, and what operations in a program's GUI or command line touch
> > which lines of source code. It could also be used for very crude profiling.
>
> I don't think you should be using a debugger to do this.
>
> Have you considered a code coverage tool?
> I think gcov might do what you want.
>
> Bob Rossi
>