PROGS=notmuch
-CXXWARNINGS_FLAGS=-Wall
-CWARNINGS_FLAGS=$(CXX_WARNINGS_FLAGS)
+CXXWARNINGS_FLAGS=-Wall -Wextra -Wmissing-declarations -Wwrite-strings
+CWARNINGS_FLAGS=$(CXXWARNINGS_FLAGS)
CDEPENDS_FLAGS=`pkg-config --cflags glib-2.0 talloc`
CXXDEPENDS_FLAGS=`pkg-config --cflags glib-2.0 talloc` `xapian-config --cxxflags`