Make make work again

1 files changed, 12 insertions, 3 deletions

diff --git a/src/Makefile b/src/Makefile
index 9293e55..e8c04f9 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -13,17 +13,26 @@ LDLIBS += $$(pkg-config --libs-only-l libsodium)
 LDFLAGS += $$(pkg-config --libs-only-L libsodium)
 
 SOURCES := $(wildcard *.c)
+TIMESTAMP_DIR := .timestamps
+TIMESTAMPS := $(patsubst %.c,$(TIMESTAMP_DIR)/%.t,$(SOURCES))
 
 .PHONY: all c clean val
 .DELETE_ON_ERROR:
 .ONESHELL:
 
 all: main
-main:
-        echo "Need to update makefile to work with unity build"
+
+$(TIMESTAMP_DIR):
+        mkdir -p $(TIMESTAMP_DIR)
+
+$(TIMESTAMPS): $(TIMESTAMP_DIR)/%.t: %.c | $(TIMESTAMP_DIR)
+        touch $@
+
+main: main.c $(TIMESTAMPS)
+        $(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $^ $(LOADLIBES) $(LDLIBS) -o $@
 
 c clean:
-        @-rm -rv main $(wildcard *.test*) $(wildcard *.enc)
+        -rm -rvf main $(TIMESTAMP_DIR) $(wildcard *.test*) $(wildcard *.enc)
 
 val:
         $(MAKE) all