.POSIX:
.PHONY: install clean

PREFIX=/usr/local

CC=cc
CFLAGS=-Wall -Wextra -Wshadow -Wpedantic -std=c99 -O2 -D_XOPEN_SOURCE
LDFLAGS=$(shell pkg-config --libs --cflags --static fftw3 fftw3f) -static

fftpipe: fftpipe.c
	$(CC) $? $(LDFLAGS) $(CFLAGS) -o $@

clean:
	rm fftpipe

install: fftpipe
	cp $? $(PREFIX)/bin/