Add option no-define to AM_INIT_AUTOMAKE

[emu8051.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 1314fca..16a28b4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,14 +1,15 @@
 # configure.ac -- Process this file with autoconf to produce configure
 
 dnl Initialization stuff.
-AC_INIT([emu8051], [2.0.0], [hugo@hugovil.com], [emu8051],
+AC_INIT([emu8051], [2.0.1], [hugo@hugovil.com], [emu8051],
        [http://www.hugovil.com/fr/emu8051/])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_SRCDIR(src/common/cpu8051.c)
-AM_CONFIG_HEADER(config.h:config-h.in)
+
 dnl Checking if the NEWS file has been updated to reflect the current version.
-AM_INIT_AUTOMAKE(check-news -Wall std-options color-tests parallel-tests)
+AM_INIT_AUTOMAKE(no-define check-news -Wall std-options color-tests parallel-tests)
 AM_SILENT_RULES([yes])
+AM_CONFIG_HEADER(config.h:config-h.in)
 
 dnl Testing the C compiler.
 AC_LANG_C
@@ -17,6 +18,23 @@ dnl Testing for libtool support.
 AC_PROG_RANLIB
 AM_PROG_AR
 
+AC_ARG_WITH([readline],
+            [AS_HELP_STRING([--without-readline], [disable support for readline])],
+            [],
+            [with_readline=yes])
+
+LIBREADLINE=
+    AS_IF([test "x$with_readline" != xno],
+         [AC_CHECK_LIB([readline], [main],
+              [AC_SUBST([LIBREADLINE], ["-lreadline"])
+               AC_DEFINE([HAVE_LIBREADLINE], [1],
+                         [Define if you have libreadline])
+              ],
+              [AC_MSG_FAILURE(
+                  [readline test failed (--without-readline to disable)])],
+              []
+)])
+
 dnl Testing for Lex/Yacc
 AC_PROG_LEX
 AC_PROG_YACC