Fix build failure due to missing LDFLAGS

Signed-off-by: Siddharth Chandrasekaran <sidcha.dev@gmail.com>

Author: sidcha

Makefile

@@ -61,11 +61,11 @@ $(O)/examples/c/%.o: CCFLAGS_EXTRA=-Iinclude
 
 $(O)/cp_app.elf: $(O)/libosdp.a $(OBJ_CP_APP)
 	@echo "LINK $(@F)"
-	$(Q)$(CC) $(CCFLAGS) $(OBJ_CP_APP) -o $@ -L$(O) -losdp
+	$(Q)$(CC) $(CCFLAGS) $(OBJ_CP_APP) -o $@ -L$(O) -losdp $(LDFLAGS)
 
 $(O)/pd_app.elf: $(O)/libosdp.a $(OBJ_PD_APP)
 	@echo "LINK $(@F)"
-	$(Q)$(CC) $(CCFLAGS) $(OBJ_PD_APP) -o $@ -L$(O) -losdp
+	$(Q)$(CC) $(CCFLAGS) $(OBJ_PD_APP) -o $@ -L$(O) -losdp $(LDFLAGS)
 
 ## Tests
 
@@ -75,7 +75,7 @@ unit-test: $(O)/unit-test
 
 $(O)/unit-test: $(OBJ_TEST)
 	@echo "LINK $(@F)"
-	$(Q)$(CC) $(CCFLAGS) $(OBJ_TEST) -o $@
+	$(Q)$(CC) $(CCFLAGS) $(OBJ_TEST) -o $@ $(LDFLAGS)
 
 .PHONY: check
 check: unit-test

configure.sh

@@ -171,6 +171,7 @@ case "${CRYPTO}" in
 openssl)
 	echo "Crypto backend: OpenSSL"
 	LIBOSDP_SOURCES+=" src/crypto/openssl.c"
+	LDFLAGS+=" -lcrypto"
 	;;
 mbedtls)
 	echo "Crypto backend: MbedTLS"