CC      := gcc
CFLAGS  := -Wall -Wextra -std=c17
SRC     := mandel_mpi.c
TARGET  := $(SRC:.c=)
OUTDIR  := out
OUT     := $(OUTDIR)/$(TARGET)
ARGS    := 1
NBENCH  := 1
NPROC   := 3

.PHONY: all clean run parallel

all: clean parallel show

$(OUT): $(SRC)
	$(CC) $(CFLAGS) -o $(OUT) $<

run: $(OUT)
	cd $(OUTDIR) && ./$(TARGET) $(ARGS)

clean:
	rm -rf $(OUTDIR)/*

time: $(OUT)
	python3 bench.py './$(OUT) 0' $(NBENCH)

parallel: $(SRC)
	mpicc -o $(OUT) $(SRC)
	cd $(OUTDIR) && mpirun -np $(NPROC) $(TARGET) $(ARGS)

show: $(OUTDIR)/mandel.bmp
	feh $<