This is the mail archive of the
cygwin-apps
mailing list for the Cygwin project.
Re: [RFC] cygport: split debuginfo packages
On 21/06/2012 13:56, Christopher Faylor wrote:
> On Thu, Jun 21, 2012 at 01:24:36AM -0500, Yaakov (Cygwin/X) wrote:
>> Attached is a first draft of a patch to support split debuginfo packages
>> automatically in cygport. I'm looking for comments and suggestions,
>> particularly on the following:
>>
>> 1) I propose adding a Debug category for all -debuginfo packages.
>>
>> 2) This places the debuginfo from e.g. /usr/bin/cygfoo-X.dll into
>> /usr/lib/debug/usr/bin/cygfoo-X.dbg. Unfortunately, when gdb finds
>> library dependencies, they show up as e.g.
>> /cygdrive/c/cygwin/bin/cygfoo-X.dll instead of as in /usr/bin, causing
>> gdb to not find the debug file. There are at least three solutions to this:
>>
>> a. Fix (cygwin or) gdb to use /usr paths over /cygdrive/c/cygwin paths;
>
> Why is this necessary? The path to the debuginfo file is supposed to be
> in the executable. cygwin1.dll doesn't use cygdrive.
The .gnu_debuglink section is supposed to contain a filename, not a pathname.
It's up to the debugger to work out where the file is.
[1] http://sourceware.org/gdb/onlinedocs/gdb/Separate-Debug-Files.html