[GRASS5] grass cvs snapshot from 26. Feb.

[Markus Neteler]

On Mon, Mar 05, 2001 at 05:00:01PM +0700, Justin Hickey wrote:
> Hi Markus
> 
> Markus Neteler wrote:
> > However, how to tell configure.in about it?
> > 
> > It seems to be an autoconf bug (see configure):
> > 
> >   for ac_prog in 'bison -y' byacc
> > 
> > should be
> > 
> >   for ac_prog in 'bison -y' byacc yacc
> > 
> > How can we fix this?
> 
> I'm basically brain dead when it comes to using configure.in but
> according to the texinfo file for autoconf we have the following:
> 
>  - Macro: AC_PROG_YACC
>      If `bison' is found, set output variable `YACC' to `bison -y'.
>      Otherwise, if `byacc' is found, set `YACC' to `byacc'.  Otherwise
>      set `YACC' to `yacc'.
Yes, I have seen that right now.

> So I don't think there should be a problem. To eliminate the warning
> message maybe we need to add a check for byacc in configure.in as
> follows
> 
> AC_PROG_YACC
> if test "$YACC" != "bison -y"; then
>   if test "$YACC" != "byacc" && test "$YACC" != "yacc"; then
>     AC_MSG_WARN(You will need bison/yacc as required for various GRASS
> modules.)
>   fi
> 
> The rest of the code in configure.in checks the version of bison. I
> don't know, just guessing.
O.k, if you check the current version, it should run fine and print out
the yacc message as well (using simply "echo").

Linux, Solaris and CRAY are satisfied. :-)

However, do we need to keep the bison version check?
checking bison version... configure: warning: Bison 1.25 or newer needed to
 regenerate parsers (found 1.22).
-> "my" SUN

Thanks for your assistance

 Markus

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