Why does gdb now give lots of warnings?

[Andrew Haley]

Jan Kratochvil writes:
 > On Fri, 04 Jan 2008 17:19:42 +0100, Andrew Haley wrote:
 > > Jan Kratochvil writes:
 > ...
 > >  > I am open for some more convenient interface - currently going to print also
 > >  > the shared library name there.
 > > 
 > > That would do it.  Something really simple like "Missing debuginfo for
 > > shared object XXXXglibc.soXXX".
 > 
 > Suggesting this one?
 > 	Missing debuginfo for shared object ld-linux-x86-64.so.2
 > 
 > There is no easy chance how to install the associated debuginfos using YUM from
 > such messages.  And `debuginfo-install <appname>' will not work in all cases
 > - at least not fot dlopen()ed libraries - such as the 'nss*' packages.
 > 
 > Printing the rpm Provides keyword would make it already RPM/Fedora specific
 > 	Missing debuginfo for shared object ld-linux-x86-64.so.2()(64bit)
 > and still deriving the -debuginfo package name from it is not easy enough.
 > 
 > 
 > Possibly printing
 > 	warning: Missing the separate debug info file: /usr/lib/debug/lib64/ld-linux-x86-64.so.2.debug
 > may be more convenient while still usable for YUM?
 > 
 > 
 > It would still print
 > 	warning: Missing the separate debug info file: /usr/lib/debug/.build-id/fa/841219472d35412ad631ad0f0fabb78e5c1957.debug
 > if the .debug file exists but it is not matching the required version
 > - otherwise that would contradict the purpose of the F8 `build-id' feature
 > 	http://fedoraproject.org/wiki/Releases/FeatureBuildId
 > 
 > 
 > >  > (GDB cannot print anything about rpms.)
 > > 
 > > I'll take your word for that.
 > 
 > OK, you are right Fedora GDB could; the build-id support messages should be
 > cross-OS ones, this loading feature is still not imported into upstream GDB and
 > it is heading there.

Sure, but we could have a simple local message like

Try "yum install /usr/lib/debug/.build-id/72/67a2ecd318b0f87a0747a6986d0d6dc01c6d8d.debug"

I learnt only today that would work...

Andrew.

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