From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sun, 5 Jan 2003 06:25:35 +0000 (+0000)
Subject: (AC_ARG_ENABLE): Add --disable-yacc.
X-Git-Tag: BISON-2_0~441
X-Git-Url: https://git.saurik.com/bison.git/commitdiff_plain/4beda9accf84c2205d772bff1af2fe5c86867a5c

(AC_ARG_ENABLE): Add --disable-yacc.
(YACC_SCRIPT, YACC_LIBRARY): New vars to AC_SUBST.
---

diff --git a/configure.ac b/configure.ac
index a6dc0cee..3897c5b3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -59,6 +59,21 @@ if test "${enableval}" = yes; then
   AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.])
 fi
 
+AC_ARG_ENABLE([yacc],
+  [AC_HELP_STRING([--disable-yacc],
+     [do not build a yacc command or an -ly library])],
+  , [enable_yacc=yes])
+case $enable_yacc in
+yes)
+  YACC_SCRIPT=yacc
+  YACC_LIBRARY=liby.a;;
+*)
+  YACC_SCRIPT=
+  YACC_LIBRARY=;;
+esac
+AC_SUBST([YACC_SCRIPT])
+AC_SUBST([YACC_LIBRARY])
+
 # Checks for programs.
 AC_PROG_LEX
 AC_PROG_YACC