CC = gcc

PKG_C := $(shell pkg-config --cflags xft x11 2>/dev/null)
PKG_L := $(shell pkg-config --libs   xft x11 2>/dev/null)

ifeq ($(PKG_C),)
  PKG_C := -I/opt/homebrew/include
  PKG_L := -L/opt/homebrew/lib -lXft -lfontconfig -lX11
endif

CFLAGS  = -Wall -Wextra -O2 $(PKG_C)
LDFLAGS = $(PKG_L) -lpam

BIN = orionlock

.PHONY: all clean install
all: $(BIN)
$(BIN): orionlock.c
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
install: $(BIN)
	install -Dm755 $(BIN) /usr/local/bin/$(BIN)
	install -Dm644 orionlock.pam /etc/pam.d/login 2>/dev/null || true
clean:
	rm -f $(BIN)