Add option to disable the sqlite3 module

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

---
 Makefile.pre.in |   24 +++++++++++++++++-------
 configure.in |    9 +++++++++
 2 file changed, 9 insertions(+)

Index: b/configure.ac
===================================================================
--- a/configure.ac
+++ b/configure.ac
@@ -2627,6 +2627,15 @@
       AC_CHECK_FUNCS(pthread_atfork)
 fi
 
+AC_SUBST(SQLITE3)
+AC_ARG_ENABLE(sqlite3,
+	AS_HELP_STRING([--disable-sqlite3], [disable sqlite3]),
+	[ SQLITE3="${enableval}" ], [ SQLITE3=yes ])
+
+if test "$SQLITE3" = "no" ; then
+   DISABLED_EXTENSIONS="${DISABLED_EXTENSIONS} _sqlite3"
+fi
+
 AC_SUBST(PYDOC)
 
 AC_ARG_ENABLE(pydoc,
Index: b/Makefile.pre.in
===================================================================
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -965,7 +965,6 @@
 		email email/mime \
 		ensurepip ensurepip/_bundled \
 		json \
-		sqlite3  \
 		logging bsddb csv importlib wsgiref \
 		ctypes ctypes/macholib \
 		idlelib idlelib/Icons \
@@ -983,7 +982,6 @@
 	test/tracedmodules \
 	email/test email/test/data \
 	json/tests \
-	sqlite3/test \
 	bsddb/test \
 	ctypes/test \
 	idlelib/idle_test \
@@ -1006,6 +1004,11 @@
 		lib2to3/tests/data/fixers/myfixes
 endif
 
+ifeq (@SQLITE3@,yes)
+LIBSUBDIRS += sqlite3
+TESTSUBDIRS += sqlite3/test
+endif
+
 libinstall:	build_all $(srcdir)/Lib/$(PLATDIR) $(srcdir)/Modules/xxmodule.c
 	@for i in $(SCRIPTDIR) $(LIBDEST); \
 	do \