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CC = gcc
# Enable gdb and pull include files from current dir
CFLAGS = -ggdb -I.
LDFLAGS =
BINARY = dfs
BUILD_DIR = build
# Capture c files
c_files = $(wildcard *.c)
# Convert c names to corrosponding o names
OBJ = $(patsubst %.c, $(BUILD_DIR)/%.o, $(c_files))
# $@ is the %.o file and $^ is the %.c file
$(BUILD_DIR)/%.o: %.c
mkdir -p $(dir $@)
$(CC) -c -o $@ $^ $(CFLAGS)
# $@ becomes left part thus linked
$(BINARY): $(OBJ)
$(CC) -o $@ $^ $(LDFLAGS)
.PHONY: clean run
run: $(BINARY)
./$(BINARY)
hej.png: hej.dot
dot -Tpng hej.dot > hej.png
hej.dot: $(BINARY)
./$(BINARY) > hej.dot
draw: hej.png
nomacs hej.png
clean:
rm -f $(OBJ) $(BINARY)
rm hej*
rmdir $(BUILD_DIR)
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