pcre2: allow to build static only

package/pcre2/Makefile

@@ -26,8 +26,12 @@ $(eval $(call PKG_template,PCRE2,pcre2,$(PKG_VERSION)-$(PKG_RELEASE),$(PKG_DEPEN
 HOST_CONFIG_STYLE:=	cmake
 HOST_CMAKE_FLAGS+=	-DBUILD_SHARED_LIBS=ON
 CONFIG_STYLE:=		cmake
-CMAKE_FLAGS+=		-DBUILD_SHARED_LIBS=ON \
-			-DPCRE2_BUILD_TESTS=OFF
+ifeq ($(ADK_TARGET_USE_STATIC_LIBS_ONLY),y)
+CMAKE_FLAGS+=		-DBUILD_SHARED_LIBS=OFF
+else
+CMAKE_FLAGS+=		-DBUILD_SHARED_LIBS=ON
+endif
+CMAKE_FLAGS+=		-DPCRE2_BUILD_TESTS=OFF
 
 pcre2-install:
 	$(INSTALL_DIR) $(IDIR_PCRE2)/usr/lib