# HG changeset patch
# User jwe
# Date 988304842 0
# Node ID 0ee55719541aafe0bda9e74d66b4328a9ebaeb4b
# Parent  1f663ddfa35014b0ccbb498809ae712f66754282
[project @ 2001-04-26 17:07:21 by jwe]

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2001-04-26  John W. Eaton  <jwe@bevo.che.wisc.edu>
 
+	* aclocal.m4 (OCTAVE_ENABLE_READLINE): Require readline unless
+	--disable-readline is specified.
+
 	* configure.in: Don't define TERMLIBS.  Do add terminal lib(s) to LIBS.
 	* octave-bug.in: Delete references to TERMLIBS.
 	* Makeconf.in: Likewise.
diff --git a/aclocal.m4 b/aclocal.m4
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -978,16 +978,15 @@
   AC_ARG_ENABLE(readline,
     [  --enable-readline       use readline library (default is yes)],
     [if test "$enableval" = no; then
-       USE_READLINE=false;
-     fi], [])
+       USE_READLINE=false
+     fi])
   if $USE_READLINE; then
     AC_CHECK_LIB(readline, rl_set_keyboard_input_timeout, [
       LIBS="-lreadline $LIBS"
       AC_DEFINE(USE_READLINE, 1)
     ], [
-      USE_READLINE=false
-      warn_readline="To use GNU Readline, I need version 4.2 or later"
-      AC_MSG_WARN($warn_readline)
+      AC_MSG_WARN([I need GNU Readline 4.2 or later])
+      AC_MSG_ERROR([this is fatal unless you specify --disable-readline])
     ])
   fi
 ])
diff --git a/configure.in b/configure.in
--- a/configure.in
+++ b/configure.in
@@ -21,7 +21,7 @@
 ### Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 ### 02111-1307, USA. 
 
-AC_REVISION($Revision: 1.344 $)
+AC_REVISION($Revision: 1.345 $)
 AC_PREREQ(2.9)
 AC_INIT(src/octave.cc)
 AC_CONFIG_HEADER(config.h)
@@ -1397,11 +1397,6 @@
   warn_msg_printed=true
 fi
 
-if test -n "$warn_readline"; then
-  AC_MSG_WARN($warn_readline)
-  warn_msg_printed=true
-fi
-
 if test -n "$warn_termlibs"; then
   AC_MSG_WARN($warn_termlibs)
   warn_msg_printed=true