Re: Crash in getenv(3)

[christos%zoulas.com@localhost (Christos Zoulas)]

On Apr 10,  6:35pm, rjs%fdy2.co.uk@localhost (Robert Swindells) wrote:
-- Subject: Re: Crash in getenv(3)

| 
| Christos Zoulas wrote:
| >On Apr 10,  2:14pm, rjs%fdy2.co.uk@localhost (Robert Swindells) wrote:
| >-- Subject: Re: Crash in getenv(3)
| >
| >| >>I have got debug libraries built for this machine but haven't worked out
| >| >>how to link against them yet.
| >| 
| >| >Build a system with MKDEBUG=yes and you'll get more info.
| >| 
| >| It was built with MKDEBUG=yes, what else do I need to do to get gdb
| >| to pick up the debug libraries ?
| >
| >Yes, I meant to fix that... The problem is that binaries that link with
| >/lib/libc.so.12 look for debug symbols in 
| >
| >    /usr/libdata/debug/usr/lib/libc.so.12.185.debug...
| >
| >The following trick fixes it... I am not sure if adding a symlink in the
| >build for shared libraries in /lib is the proper way though (yet).
| 
| Nope, still doesn't work for me:
| 
| # ls -l /usr/libdata/debug/lib
| total 4
| drwxr-xr-x  3 root  wheel  512 Apr  7 19:06 i386
| lrwxr-xr-x  1 root  wheel   47 Apr 10 16:45 libc.so.12.185.debug -> 
/usr/libdata/debug/usr/lib/libc.so.12.185.debug
| drwxr-xr-x  2 root  wheel  512 Apr 10 12:35 npf
| 
| # gdb /bin/ls
| GNU gdb (GDB) 7.3.1
| Copyright (C) 2011 Free Software Foundation, Inc.
| License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
| This is free software: you are free to change and redistribute it.
| There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
| and "show warranty" for details.
| This GDB was configured as "x86_64--netbsd".
| For bug reporting instructions, please see:
| <http://www.gnu.org/software/gdb/bugs/>...
| Reading symbols from /bin/ls...(no debugging symbols found)...done.
| (gdb)
| 
| I get the same result as before trying to debug the app that crashes too.
| 

Are you sure you built the while system with MKDEBUG=yes? /bin/ls is has no
symbols.

christos