[sane-devel] autoconf/configure and debug

stef stef.dev at free.fr
Tue Jun 14 21:13:05 UTC 2011

Le mardi 14 juin 2011 22:57:01 Reinhold Kainhofer, vous avez écrit :
> Am Dienstag, 14. Juni 2011, 22:32:25 schrieb Chris Bagwell:
> > configure will not default to CFLAGS="-g -O2" if you specify your own
> > value.  But if your getting two -O2 then something else may be adding
> > it as well.
> Yes, the culprit is the net-snmp library...
> To get the include path for the net-snmp library, the binary
> "net-snmp-config" is called with --cflags and the result is appended to
> CFLAGS. Unfortunately,
> reinhold at einstein:~$ net-snmp-config --cflags
> -g -O2 -Ulinux -Dlinux=linux -Wall -Wstrict-prototypes -Wwrite-strings
> -Wcast- qual -I. -I/home/reinhold/.build/include
> Judging from the output of net-snmp-config --help, there is no other way to
> get the correct include pathes / libraries to link to net-snmp without
> dragging in all unneeded compiler flags...
> Cheers,
> Reinhold


	Thanks for your help. By configuring with CFLAGS=-ggdb and --without-snmp 
I can do the debug I need without optimized out functions or variables.


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