Re: [BUGS] Detecting proper bison version before make - Mailing list pgsql-patches

Bruce Momjian <pgman@candle.pha.pa.us> writes:
>   AC_CHECK_PROGS(YACC, ['bison -y'])
> +
> + if test "$YACC"; then
> +   if bison --version | sed q | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'; then
> +     AC_MSG_WARN([

Should this not be making at least some effort to use the particular
program found by the AC_CHECK_PROGS macro?  ie, why not $YACC --version ...

            regards, tom lane