[GRASS5] GRASS 5.1 compile error

[Moritz Lennert]

GFernandez-Victorio at igae.minhac.es said:
>> > gcc -g -Wall  -Wall  -I/data/GRASSCVS/grass51/include
>> > -I/data/GRASSCVS/grass51/dist.i686-pc-linux-gnu/include
>> > -I/data/GRASSCVS/grass51/include
>> > -I/data/GRASSCVS/grass51/dist.i686-pc-linux-gnu/include \
>> >         -o OBJ.i686-pc-linux-gnu/lex.yy.o -c lex.yy.c
>> > lex.l: In function `yyerror':
>> > lex.l:235: `YY_FLUSH_BUFFER' undeclared (first use in this function)
>> > lex.l:235: (Each undeclared identifier is reported only once
>> > lex.l:235: for each function it appears in.)
>> > lex.l: At top level:
>>
>> Moritz.
>>
>> I had the same problem a few weeks ago. I found at Google that it
>> seems to be related to an ancient bug in flex.
> As a followup:
>
> I've found that current flex version is 2.5.31 in:
>
> http://sourceforge.net/projects/lex/
>
> This is the one being distributed with Debian Unstable. When using
> the version included with Debian, I get the same error of Moritz.
>
> gfv at caca:~/grass/grass51$ flex -V
> flex 2.5.31
> gfv at caca:~/grass/grass51$ make
> [...]
>         -o OBJ.i686-pc-linux-gnu/lex.yy.o -c lex.yy.c
> lex.l: En la funci?n `yyerror':
> lex.l:235: error: `YY_FLUSH_BUFFER' undeclared (first use in this
> function)
> lex.l:235: error: (Each undeclared identifier is reported only once
> lex.l:235: error: for each function it appears in.)
> /usr/include/stdlib.h: En el nivel principal:
> /home/gfv/grass/grass51/include/sqlp.h:145: aviso: `newNode' declared
> `static' but never defined
> make[3]: *** [OBJ.i686-pc-linux-gnu/lex.yy.o] Error 1
> make[3]: Leaving directory `/home/gfv/grass/grass51/lib/db/sqlp'
> make[2]: *** [subdirs] Error 1
> make[2]: Leaving directory `/home/gfv/grass/grass51/lib/db'
> make[1]: *** [subdirs] Error 1
> make[1]: Leaving directory `/home/gfv/grass/grass51/lib'
> make: *** [default] Error 1
>
> I had downloaded 2.5.4a version from
>
> ftp://ftp.gnu.org/non-gnu/flex
>
> and compiled it.
>
> When compiling ("make" after "make clean") GRASS with
> the PATH set to /usr/local/bin before /usr/bin,
> (IOW: using the version 2.5.4a from sources instead of
> version 2.5.31),
> everithing goes OK(*).
>
> I was going to fill a bug on Debian flex, but before that:
>
> Moritz, are you using Debian unstable?
> Others using Debian unstable, can you confirm this problem?
>

No, I am using Debian testing, but the flex version is the same :  2.5.31-3.

The current version in unstable is 2.5.31-8, but even after installing
this, I get the same error.

Moritz