SOURCES=$(shell find -name '*.cr')

LDFLAGS=
DESTDIR=/usr

BUILDDIR=_build

all: build

$(BUILD_DIR):
	mkdir -p $(BUILD_DIR)

$(BUILDDIR)/kathmandu_time: $(BUILDDIR) $(SOURCES)
	crystal build $(LDFLAGS) src/kathmandu_time.cr -o $(BUILDDIR)/kathmandu_time

build: $(BUILDDIR)/kathmandu_time

build-release: LDFLAGS=--release --no-debug
build-release: build

install: build
	install -m 0755 -o root -g root \
		$(BUILDDIR)/kathmandu_time \
		$(DESTDIR)/bin/kathmandu_time

spec:
	crystal spec

test: spec

run:
	crystal run src/kathmandu_time.cr

clean:
	rm -f $(BUILDDIR)/kathmandu_time