Makefile

YEARS = 2015/ 2017/ 2018/ 2019/ 2020/ 2021/

SOURCES := $(shell find $(YEARS) -maxdepth 2 -type f -name 'Main*.hs')
FILES := $(SOURCES:.hs=)

SRC_FILES := $(shell find src -name '*.hs')

GHC_OPTS = -threaded -rtsopts -with-rtsopts="-N -H128m" -odir build/tmp -hidir build/tmp -O2 -optc-ffast-math -fhelpful-errors -Wall

adventofcode.cabal: package.yaml stack.yaml .last-lib-build
	stack build

# % :: %.hs adventofcode.cabal .last-lib-build
# 	stack ghc -- -O2 $< -o $@

.last-lib-build: $(SRC_FILES)
	stack build
	date > .last-lib-build

.last-debug-lib-build: $(SRC_FILES)
	stack build --profile --executable-profiling --library-profiling
	date > .last-debug-lib-build

all: $(FILES)

clean:
	rm -f $(FILES)

list:
	@for f in $(FILES); do echo $$f; done

.PHONY: clean
.PHONY: list

.SECONDEXPANSION:

build/puzzle_%: $$(call shell,bin/source_file $$@) adventofcode.cabal .last-lib-build
	@mkdir -p build
	@mkdir -p build/tmp
	stack ghc -- ${GHC_OPTS} $< -o $@
	@rm -r build/tmp

build/debug_%: $$(call shell,bin/source_file $$@) adventofcode.cabal .last-debug-lib-build
	@mkdir -p build
	@mkdir -p build/tmp
	stack --profile ghc -- ${GHC_OPTS} -prof -fprof-auto $< -o $@
	@rm -r build/tmp