Initial importv0.1.0

1 files changed, 86 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ca4d3d4
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,86 @@
+# Development tasks. Plain g++/clang++ rules, no generator step: the library is
+# five translation units and one external dependency.
+#
+#   make            list the targets
+#   make test       build and run the suite
+#   make lint       clang-format --dry-run + clang-tidy, no files touched
+#   make build      libcepis.a and the example CLI into build/
+#
+# Override the compiler or the standard with e.g. `make CXX=clang++ STD=c++20`.
+
+CXX ?= g++
+AR ?= ar
+STD ?= c++17
+BUILD_DIR ?= build
+
+CURL_CFLAGS := $(shell pkg-config --cflags libcurl 2>/dev/null)
+CURL_LIBS := $(shell pkg-config --libs libcurl 2>/dev/null || echo -lcurl)
+
+WARNINGS := -Wall -Wextra
+CXXFLAGS ?= -O2 -g
+ALL_CXXFLAGS := -std=$(STD) $(WARNINGS) $(CXXFLAGS) -Iinclude -Isrc $(CURL_CFLAGS)
+LDLIBS := $(CURL_LIBS) -lpthread
+
+LIB_SOURCES := src/client.cpp src/csv.cpp src/http.cpp src/json.cpp src/models.cpp
+TEST_SOURCES := tests/test_cepis.cpp tests/test_main.cpp tests/test_server.cpp
+EXAMPLE_SOURCES := examples/cepis_lookup.cpp
+
+LIB_OBJECTS := $(LIB_SOURCES:%.cpp=$(BUILD_DIR)/%.o)
+TEST_OBJECTS := $(TEST_SOURCES:%.cpp=$(BUILD_DIR)/%.o)
+EXAMPLE_OBJECTS := $(EXAMPLE_SOURCES:%.cpp=$(BUILD_DIR)/%.o)
+
+LIBRARY := $(BUILD_DIR)/libcepis.a
+TEST_BINARY := $(BUILD_DIR)/cepis-tests
+EXAMPLE_BINARY := $(BUILD_DIR)/cepis-lookup
+
+SOURCES := $(LIB_SOURCES) $(TEST_SOURCES) $(EXAMPLE_SOURCES)
+HEADERS := $(wildcard include/cepis/*.hpp) $(wildcard src/*.hpp) $(wildcard tests/*.hpp)
+
+.DEFAULT_GOAL := help
+.PHONY: help test lint format build check clean
+
+help:
+	@echo 'Targets:'
+	@echo '  test       build and run the test suite'
+	@echo '  lint       clang-format --dry-run + clang-tidy (read-only)'
+	@echo '  format     apply clang-format (writes)'
+	@echo '  build      libcepis.a and the example CLI into $(BUILD_DIR)/'
+	@echo '  check      lint + test + build, in that order'
+	@echo '  clean      remove $(BUILD_DIR)/'
+	@echo
+	@echo 'Override the compiler or standard with e.g. make test CXX=clang++ STD=c++20'
+
+$(BUILD_DIR)/%.o: %.cpp $(HEADERS)
+	@mkdir -p $(dir $@)
+	$(CXX) $(ALL_CXXFLAGS) -c $< -o $@
+
+$(LIBRARY): $(LIB_OBJECTS)
+	@mkdir -p $(dir $@)
+	$(AR) rcs $@ $^
+
+$(TEST_BINARY): $(TEST_OBJECTS) $(LIBRARY)
+	$(CXX) $(ALL_CXXFLAGS) $(TEST_OBJECTS) $(LIBRARY) $(LDLIBS) -o $@
+
+$(EXAMPLE_BINARY): $(EXAMPLE_OBJECTS) $(LIBRARY)
+	$(CXX) $(ALL_CXXFLAGS) $(EXAMPLE_OBJECTS) $(LIBRARY) $(LDLIBS) -o $@
+
+build: $(LIBRARY) $(EXAMPLE_BINARY)
+
+test: $(TEST_BINARY)
+	$(TEST_BINARY)
+
+# Read-only by design, so it is safe in CI and in a pre-commit hook: it reports
+# what `make format` would change without changing anything.
+lint:
+	clang-format --dry-run --Werror $(SOURCES) $(HEADERS)
+	clang-tidy --quiet $(SOURCES) -- $(ALL_CXXFLAGS)
+
+format:
+	clang-format -i $(SOURCES) $(HEADERS)
+
+# The order matters: lint is the fastest to fail, build the slowest, so a broken
+# run reports the cheapest problem first.
+check: lint test build
+
+clean:
+	rm -rf $(BUILD_DIR)