Re: gdb command line option -e or -exec usage

Michael Snyder
2010-02-12T19:10:16Z

Pedro Alves wrote:
> On Friday 12 February 2010 18:45:01, Michael Snyder wrote:
>> Paragi, Ajeykumar B wrote:
>>> Hi,
>>>
>>> I have invoked gdb with '-e' command line option on an executable,
>>> The gdb manual says '-e' is used to set the executable to run.
>>> But I could not see the symbols read in by gdb when I use -e and could
>>> not insert breakpoints.
>>>
>>> What is the intent of having the command line option "-e" or "-exec"?
>> Hmmm, it does seem to be broken.
>
> It's not. `-e' is equivalent to "(gdb) exec-file". It doesn't read
> its argument for symbols, only for executable to run, or for pure
> memory contents.
>
>> You can get the same effect, though, by just leaving out the -e flag.
>>
>> % gdb my-executable
>
> That's equivalent to "(gdb) file", which is equivalent to
> "gdb -e my-executable -s my-executable", or just "gdb -se my-executable".
>

Right! Thanks, Pedro.