wc/makefile

# Interface: 
#   make
#   make build
#   make format

# Compiler
CC=gcc
# CC=tcc # <= faster compilation

# Main file
SRC=ww.c
OUT=ww

## Flags
DEBUG= #'-g'
STANDARD=-std=c99
WARNINGS=-Wall
OPTIMIZED=-O0
# OPTIMIZED=-O3  #-Ofast

## Formatter
STYLE_BLUEPRINT=webkit
FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)

## make build
build: $(SRC)
	$(CC) $(OPTIMIZED) $(DEBUG) $(SRC) -o $(OUT)

format: $(SRC)
	$(FORMATTER) $(SRC)

test: $(OUT)
	/bin/echo -e "123\n45 67" | ./$(OUT)
	/bin/echo -n "" | ./ww
	/bin/echo "  xx x" | ./$(OUT) -w
	./$(OUT) $(SRC)
	./$(OUT) nonexistent_file || true