From 08aaf496fce35c4335dab19a4426442153592840 Mon Sep 17 00:00:00 2001
From: Frederic Culot <calcurse@culot.org>
Date: Fri, 23 Jan 2009 21:08:31 +0000
Subject: configuration script improved to link with ncursesw if ncurses is not
 found

---
 ChangeLog    |  5 +++++
 configure.ac | 31 ++++++++++++++++++++++---------
 2 files changed, 27 insertions(+), 9 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 62a04af..ef9c1da 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-01-23  Frederic Culot  <frederic@culot.org>
+
+	* configure.ac: improve configuration script to be able to link
+	with ncursesw if ncurses is not available
+	
 2009-01-22  Frederic Culot  <frederic@culot.org>
 
 	* src/notify.c (notify_stop_main_thread): avoid a possible
diff --git a/configure.ac b/configure.ac
index 815a993..1da0051 100755
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-#	$calcurse: configure.ac,v 1.29 2009/01/22 18:11:56 culot Exp $
+#	$calcurse: configure.ac,v 1.30 2009/01/23 21:08:31 culot Exp $
 
 #-------------------------------------------------------------------------------
 #                                                                           Init
@@ -27,14 +27,27 @@ AC_CHECK_HEADERS([ctype.h getopt.h locale.h math.h signal.h stdbool.h stdio.h  \
 #-------------------------------------------------------------------------------
 #                                                         Checks for system libs
 #-------------------------------------------------------------------------------
-AC_CHECK_HEADERS([ncurses.h], [
-    AC_CHECK_LIB(ncurses, initscr, [
-	LIBS="$LIBS -lncurses"
-	AC_DEFINE(HAVE_LIBNCURSES, 1, 
-		  [Define to 1 if you have the 'ncurses' library (-lncurses).])
-    ], 
-    AC_MSG_ERROR(The ncurses library is required in order to build calcurse!))
-], AC_MSG_ERROR(The ncurses header is required in order to build calcurse!))
+AC_CHECK_FUNC(initscr,,
+[
+  available_ncurses="none"
+  for lib in ncursesw ncurses
+  do
+    AC_CHECK_LIB($lib, initscr,
+                 [available_ncurses="$lib"; break])
+  done
+  if test "$available_ncurses" = none; then
+    AC_MSG_ERROR(Either ncurses or ncursesw library is required to build calcurse!)
+  elif test "$available_ncurses" = ncursesw; then
+    AC_CHECK_HEADERS([ncursesw/ncurses.h],,
+                     [AC_CHECK_HEADERS([ncurses.h],,
+                                       AC_MSG_ERROR([Missing ncursesw header file]))])
+  else
+    AC_CHECK_HEADERS([ncurses/ncurses.h],,
+                     [AC_CHECK_HEADERS([ncurses.h],,
+                                       AC_MSG_ERROR([Missing ncurses header file]))])
+  fi
+  LIBS="$LIBS -l$available_ncurses"
+])
 
 AC_CHECK_HEADERS([pthread.h], [
     AC_CHECK_LIB(pthread, pthread_create, [
-- 
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