Re: ddd cannot find the source code

On 09/09/12 21:20, Kuo-Hsien Chang wrote:
> Dear all,
>
> Here is my procedure to use ddd with idb.
> (1) compile the code using these ifort options: -extend-source 132 -O0 -g -save-temps -fpic -Wl,-no_pie
> (2) run the DDD with idb: ddd --ladebug --debugger idb  my_program
>
> I got the messages from DDD:
> The DDD GUI window showed the following messages:
> GNU DDD 3.3.12 (i386-apple-darwin12.1.0), by Dorothea LIntel(R) Debugger for applications running on Intel(R) 64, Version 12.1, Build [76.205.11]
> ------------------
> object file name: /Users/changks/IBIS/ibis_ted/EDG/ibis
> Reading symbols from /Users/changks/IBIS/ibis_ted/EDG/ibis...done.
> (idb) No file.
> (idb)
> No symbol "MAIN" in current context.
> No source file for address MAIN.
> (idb)
> No symbol "MAIN_" in current context.
> No source file for address MAIN_.
> (idb)
> No symbol "MAIN__" in current context.
> No source file for address MAIN__.
> (idb)
> No symbol "_MAIN" in current context.
> No source file for address _MAIN.
> (idb)
> No symbol "__MAIN" in current context.
> No source file for address __MAIN.
> (idb)
> No symbol "the_main" in current context.
> No source file for address the_main.
> (idb)
> No symbol "main_vxworks" in current context.
> No source file for address main_vxworks.
> (idb)
>

> I was wondering if my_program did not carry on the path of the source code.
>
> What is the solution? Thanks for helping me on this.
>
> Cheers,
> Michael


Assuming that ibis uses "MAIN" as the entry point (not _main as in C); symbols are case sensitive,
it looks like the debug symbols weren't found.

Did you link your program with -g as well as compiling it with -g ?
HTH,
Colin S. Miller

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