# distribution — build/test gate.
#
# The sx compiler lives in a separate repo; locate it via SX (overridable):
#   make build SX=/path/to/sx
SX ?= /Users/agra/projects/sx/zig-out/bin/sx

BUILD_DIR := build

# Programs compiled by `make build`: the smoke program and the `dist`
# product entry point. Further entry points under src/ get added here as
# they land.
SMOKE := tests/smoke.sx
DIST  := src/dist.sx

# Vendored SQLite (vendor/sqlite/README.md): one amalgamation, two build
# products in two DIRECTORIES — the macOS linker prefers a dylib over an
# archive in the same -L directory, and `sx build` must link the static
# copy while `sx run` (the test runner) dlopens the dylib.
VENDOR_DIR  := $(BUILD_DIR)/vendor
SQLITE_SRC  := vendor/sqlite/sqlite3.c
SQLITE_DEFS := -DSQLITE_DQS=0 -DSQLITE_THREADSAFE=0 -DSQLITE_DEFAULT_MEMSTATUS=0 \
               -DSQLITE_OMIT_DEPRECATED -DSQLITE_OMIT_SHARED_CACHE \
               -DSQLITE_LIKE_DOESNT_MATCH_BLOBS \
               -include vendor/sqlite/rename.h

$(VENDOR_DIR)/libsqlite3.a: $(SQLITE_SRC) vendor/sqlite/sqlite3.h vendor/sqlite/rename.h
	@mkdir -p $(VENDOR_DIR)
	cc $(SQLITE_DEFS) -O2 -c $(SQLITE_SRC) -o $(VENDOR_DIR)/sqlite3.o
	ar rcs $@ $(VENDOR_DIR)/sqlite3.o

$(VENDOR_DIR)/jit/libsqlite3.dylib: $(SQLITE_SRC) vendor/sqlite/sqlite3.h vendor/sqlite/rename.h
	@mkdir -p $(VENDOR_DIR)/jit
	cc $(SQLITE_DEFS) -O2 -dynamiclib $(SQLITE_SRC) -o $@

.PHONY: build test publish-example vendor clean

vendor: $(VENDOR_DIR)/libsqlite3.a $(VENDOR_DIR)/jit/libsqlite3.dylib

# Compile the product sources (and the smoke program) without running.
build: vendor
	@mkdir -p $(BUILD_DIR)
	$(SX) build -o $(BUILD_DIR)/smoke $(SMOKE)
	$(SX) build -o $(BUILD_DIR)/dist $(DIST) -L $(VENDOR_DIR)

# Run the test runner over every tests/**/*.sx. Exits non-zero on any
# failure. Depends on `build` so the CLI acceptance test (tests/cli_*.sx)
# finds a fresh `build/dist` to drive.
test: build
	@SX="$(SX)" ./tests/run.sh

# End-to-end local publish of examples/dist.json into a fresh .sx-tmp/
# store, emitting the machine-readable JSON result on stdout. Depends on
# `build` so build/dist exists; the store is reset first so re-runs don't
# collide on the release id.
publish-example: build
	@rm -rf .sx-tmp/publish-example
	./$(BUILD_DIR)/dist ci publish --manifest examples/dist.json --local-store .sx-tmp/publish-example --json

clean:
	@rm -rf $(BUILD_DIR)