[GRASS-dev] 6.4.0svn compilation error with undefined reference to `_'

[Glynn Clements]

Markus Neteler wrote:

> I am trying to compie 6.4.0svn on a Centos Linux system but have this strange
> undefined reference to `_' problem:
> 
> cd d.extend/
> 
> make
> ...
> /private/software/grass-6.4.svn/dist.x86_64-unknown-linux-gnu/lib/libgrass_vect.so:
> undefined reference to `_'
> collect2: ld returned 1 exit status
> make: *** [/private/software/grass-6.4.svn/dist.x86_64-unknown-linux-gnu/bin/d.extend]
> Error 1
> 
> nm /private/software/grass-6.4.svn/dist.x86_64-unknown-linux-gnu/lib/libgrass_vect.so
> | grep ' _'
>                  U _
> 0000000000237250 a _DYNAMIC
> 00000000002374b8 a _GLOBAL_OFFSET_TABLE_
>                  w _Jv_RegisterClasses
> 
> Actually, NLS was included in libgrass_vect.so?
> 
> In configure, I have set --with-nls=no. Nontheless the error
> appears.
> 
> any idea?

lib/vector/Vlib/rewind.c uses _() so it needs:

	#include <grass/glocale.h>

This should have caused an "implicit function declaration" warning.

-- 
Glynn Clements <glynn at gclements.plus.com>