Add an option to disable the curses module

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Samuel Martin <s.martin49@gmail.com>

---
 Makefile.pre.in |    6 +++++-
 configure.ac    |    9 +++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

Index: b/Makefile.pre.in
===================================================================
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1155,7 +1155,7 @@
 		multiprocessing multiprocessing/dummy \
 		unittest \
 		venv venv/scripts venv/scripts/posix \
-		curses $(MACHDEPS)
+		$(MACHDEPS)
 
 TESTSUBDIRS = 	test test/test_asyncio \
 		test/test_email test/test_email/data \
@@ -1217,6 +1217,10 @@
 	tkinter/test/test_ttk
 endif
 
+ifeq (@CURSES@,yes)
+LIBSUBDIRS += curses
+endif
+
 ifeq (@TEST_MODULES@,yes)
 LIBSUBDIRS += $(TESTSUBDIRS)
 endif
Index: b/configure.ac
===================================================================
--- a/configure.ac
+++ b/configure.ac
@@ -2690,6 +2690,15 @@
    DISABLED_EXTENSIONS="${DISABLED_EXTENSIONS} _tkinter"
 fi
 
+AC_SUBST(CURSES)
+AC_ARG_ENABLE(curses,
+	AS_HELP_STRING([--disable-curses], [disable curses]),
+	[ CURSES="${enableval}" ], [ CURSES=yes ])
+
+if test "$CURSES" = "no"; then
+   DISABLED_EXTENSIONS="${DISABLED_EXTENSIONS} _curses _curses_panel"
+fi
+
 AC_SUBST(PYDOC)
 
 AC_ARG_ENABLE(pydoc,
