X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=test%2Faclocal.m4;h=546baa71c584b497f7e2a533c71e064b33bbfc5d;hp=d4f72400729338faa0abbc250d605de58a18a1bd;hb=ec78532c7ae5200ec0d66281ae3d0d8b0626cb60;hpb=b11cef1e315b58820ea0cde239ebf2f741ef8948

diff --git a/test/aclocal.m4 b/test/aclocal.m4
index d4f72400..546baa71 100644
--- a/test/aclocal.m4
+++ b/test/aclocal.m4
@@ -26,7 +26,7 @@ dnl sale, use or other dealings in this Software without prior written       *
 dnl authorization.                                                           *
 dnl***************************************************************************
 dnl
-dnl $Id: aclocal.m4,v 1.122 2015/10/17 23:06:10 tom Exp $
+dnl $Id: aclocal.m4,v 1.124 2015/12/13 02:14:52 tom Exp $
 dnl
 dnl Author: Thomas E. Dickey
 dnl
@@ -3267,7 +3267,7 @@ CF_NO_LEAKS_OPTION(valgrind,
 	[USE_VALGRIND])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30
+dnl CF_XOPEN_CURSES version: 13 updated: 2015/12/12 20:59:52
 dnl ---------------
 dnl Test if we should define X/Open source for curses, needed on Digital Unix
 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
@@ -3277,7 +3277,8 @@ dnl as getbegy().  The latter is better design, but the former is standard.
 AC_DEFUN([CF_XOPEN_CURSES],
 [
 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
-AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[
+AC_CACHE_CHECK(definition to turn on extended curses functions,cf_cv_need_xopen_extension,[
+cf_cv_need_xopen_extension=unknown
 AC_TRY_LINK([
 #include <stdlib.h>
 #include <${cf_cv_ncurses_header:-curses.h}>],[
@@ -3286,14 +3287,6 @@ AC_TRY_LINK([
 	make an error
 #endif
 #endif
-	long x = winnstr(stdscr, "", 0);
-	int x1, y1;
-	getbegyx(stdscr, y1, x1)],
-	[cf_cv_need_xopen_extension=no],
-	[AC_TRY_LINK([
-#define _XOPEN_SOURCE_EXTENDED
-#include <stdlib.h>
-#include <${cf_cv_ncurses_header:-curses.h}>],[
 #ifdef NCURSES_VERSION
 	cchar_t check;
 	int check2 = curs_set((int)sizeof(check));
@@ -3301,9 +3294,32 @@ AC_TRY_LINK([
 	long x = winnstr(stdscr, "", 0);
 	int x1, y1;
 	getbegyx(stdscr, y1, x1)],
-	[cf_cv_need_xopen_extension=yes],
-	[cf_cv_need_xopen_extension=unknown])])])
-test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
+	[cf_cv_need_xopen_extension=none],
+	[
+	for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR
+	do
+		AC_TRY_LINK([
+#define $cf_try_xopen_extension 1
+#include <stdlib.h>
+#include <${cf_cv_ncurses_header:-curses.h}>],[
+#ifdef NCURSES_VERSION
+		cchar_t check;
+		int check2 = curs_set((int)sizeof(check));
+#endif
+		long x = winnstr(stdscr, "", 0);
+		int x1, y1;
+		getbegyx(stdscr, y1, x1)],
+		[cf_cv_need_xopen_extension=$cf_try_xopen_extension; break])
+	done
+	])
+])
+
+case $cf_cv_need_xopen_extension in
+(*_*)
+	CPPFLAGS="$CPPFLAGS -D$cf_cv_need_xopen_extension"
+	;;
+esac
+
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_XOPEN_SOURCE version: 50 updated: 2015/10/17 19:03:33