makefile: fix clang-tidy missing file issue.

Author: pymumu

src/Makefile

@@ -17,11 +17,12 @@
 BIN=smartdns
 SMARTDNS_LIB=libsmartdns.a
 SMARTDNS_TEST_LIB=libsmartdns-test.a
-OBJS_LIB=$(patsubst %.c,%.o,$(wildcard *.c)) $(patsubst %.c,%.o,$(wildcard */*.c))
-OBJS_MAIN=$(filter-out main.o, $(patsubst %.c,%.o,$(wildcard *.c)))
-TEST_OBJS=$(patsubst %.o,%_test.o,$(OBJS_MAIN) $(OBJS_LIB))
+# libs without main.o
+OBJS=$(filter-out main.o, $(patsubst %.c,%.o,$(wildcard *.c)) $(patsubst %.c,%.o,$(wildcard */*.c)))
+# libs without lib/%.o
+LINT_OBJS=$(filter-out lib/%.o, $(OBJS))
+TEST_OBJS=$(patsubst %.o,%_test.o,$(OBJS))
 MAIN_OBJ = main.o
-OBJS=$(OBJS_MAIN) $(OBJS_LIB)
 
 # cflags
 ifndef CFLAGS
@@ -93,7 +94,7 @@ $(SMARTDNS_LIB): $(OBJS)
 	$(AR) rcs $@ $^
 
 clang-tidy:
-	clang-tidy -p=. $(OBJS_MAIN:.o=.c) -- $(CFLAGS)
+	clang-tidy -p=. $(LINT_OBJS:.o=.c) -- $(CFLAGS)
 
 clean:
 	$(RM) $(OBJS) $(BIN) $(SMARTDNS_LIB) $(MAIN_OBJ) $(SMARTDNS_TEST_LIB) $(TEST_OBJS)

src/dns_server/cname.c

@@ -19,7 +19,6 @@
 #include "cname.h"
 #include "request.h"
 #include "rules.h"
-#include "request.h"
 
 static DNS_CHILD_POST_RESULT _dns_server_process_cname_callback(struct dns_request *request,
 																struct dns_request *child_request, int is_first_resp)

src/dns_server/dualstack.c

@@ -16,7 +16,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "dualstack.h"
 #include "dns_server.h"
 #include "dualstack.h"
 #include "request.h"