Initial importv0.1.0

1 files changed, 130 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..c7ff2ba
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,130 @@
+VERSION    := 0.1.0
+SOVERSION  := 0
+
+CC         ?= cc
+AR         ?= ar
+CLANG_TIDY ?= clang-tidy
+FORMAT     ?= clang-format
+PREFIX     ?= /usr/local
+LIBDIR     ?= $(PREFIX)/lib
+INCLUDEDIR ?= $(PREFIX)/include
+BINDIR     ?= $(PREFIX)/bin
+
+FEATURES  := -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700 -D_DEFAULT_SOURCE
+WARNINGS  := -Wall -Wextra -Wpedantic -Wshadow -Wstrict-prototypes \
+             -Wmissing-prototypes -Wold-style-definition -Wvla \
+             -Wpointer-arith -Wcast-qual -Wredundant-decls
+
+SAN       := -fsanitize=address,undefined -fno-omit-frame-pointer \
+             -fno-sanitize-recover=all
+
+CPPFLAGS  += -Iinclude -Isrc $(FEATURES)
+CFLAGS    ?= -O2 -g
+CFLAGS    += -std=c11 $(WARNINGS) $(EXTRA_CFLAGS)
+LDFLAGS   += $(EXTRA_LDFLAGS)
+LDLIBS    += -lcurl -lm
+
+BUILD     := build
+LIB_SRC   := src/client.c src/model.c src/util.c src/json.c src/csv.c
+LIB_OBJ   := $(LIB_SRC:%.c=$(BUILD)/%.o)
+PIC_OBJ   := $(LIB_SRC:%.c=$(BUILD)/%.pic.o)
+TEST_SRC  := tests/test_cepis.c tests/test_server.c
+TEST_OBJ  := $(TEST_SRC:%.c=$(BUILD)/%.o)
+ALL_SRC   := $(LIB_SRC) src/cli.c $(TEST_SRC)
+ALL_HDR   := include/cepis.h src/internal.h src/json.h src/csv.h \
+             tests/test_server.h
+
+STATIC    := $(BUILD)/libcepis.a
+SHARED    := $(BUILD)/libcepis.so.$(VERSION)
+CLI       := $(BUILD)/cepis
+TESTS     := $(BUILD)/test_cepis
+
+.DEFAULT_GOAL := help
+.PHONY: help build test lint format check clean memcheck sanitize install \
+	uninstall
+
+help:
+	@echo 'Targets:'
+	@echo '  build      static and shared libraries, plus the cepis CLI'
+	@echo '  test       build and run the suite against a local HTTP server'
+	@echo '  lint       clang-format --dry-run + clang-tidy (read-only)'
+	@echo '  format     apply clang-format (writes)'
+	@echo '  check      lint, then test, then build'
+	@echo '  memcheck   run the suite under valgrind'
+	@echo '  sanitize   rebuild and run the suite under ASan + UBSan'
+	@echo '  install    install headers, libraries and the CLI under PREFIX'
+	@echo '  clean      remove $(BUILD)/'
+	@echo
+	@echo 'Override the compiler with e.g. make test CC=clang'
+
+build: $(STATIC) $(SHARED) $(CLI)
+
+$(BUILD)/%.o: %.c
+	@mkdir -p $(dir $@)
+	$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
+
+$(BUILD)/%.pic.o: %.c
+	@mkdir -p $(dir $@)
+	$(CC) $(CPPFLAGS) $(CFLAGS) -fPIC -c $< -o $@
+
+$(STATIC): $(LIB_OBJ)
+	@mkdir -p $(dir $@)
+	$(AR) rcs $@ $(LIB_OBJ)
+
+$(SHARED): $(PIC_OBJ)
+	@mkdir -p $(dir $@)
+	$(CC) -shared -Wl,-soname,libcepis.so.$(SOVERSION) $(PIC_OBJ) \
+		$(LDFLAGS) $(LDLIBS) -o $@
+	ln -sf libcepis.so.$(VERSION) $(BUILD)/libcepis.so.$(SOVERSION)
+	ln -sf libcepis.so.$(VERSION) $(BUILD)/libcepis.so
+
+$(CLI): $(BUILD)/src/cli.o $(STATIC)
+	$(CC) $(BUILD)/src/cli.o $(STATIC) $(LDFLAGS) $(LDLIBS) -o $@
+
+$(TESTS): $(TEST_OBJ) $(STATIC)
+	$(CC) $(TEST_OBJ) $(STATIC) $(LDFLAGS) $(LDLIBS) -lpthread -o $@
+
+test: $(TESTS)
+	$(TESTS)
+
+# 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:
+	$(FORMAT) --dry-run --Werror $(ALL_SRC) $(ALL_HDR)
+	$(CLANG_TIDY) --quiet $(ALL_SRC) -- $(CPPFLAGS) -std=c11
+
+format:
+	$(FORMAT) -i $(ALL_SRC) $(ALL_HDR)
+
+# 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
+
+memcheck: $(TESTS)
+	valgrind --error-exitcode=9 --leak-check=full --show-leak-kinds=definite,indirect \
+		--errors-for-leak-kinds=definite,indirect --track-origins=yes $(TESTS)
+
+# Rebuilt from scratch: the sanitizers change the ABI of the objects, so they
+# must not be mixed with objects from an ordinary build.
+sanitize:
+	$(MAKE) clean
+	$(MAKE) test EXTRA_CFLAGS='$(SAN)' EXTRA_LDFLAGS='$(SAN)'
+	$(MAKE) clean
+
+install: build
+	install -d $(DESTDIR)$(INCLUDEDIR) $(DESTDIR)$(LIBDIR) $(DESTDIR)$(BINDIR)
+	install -m 644 include/cepis.h $(DESTDIR)$(INCLUDEDIR)/
+	install -m 644 $(STATIC) $(DESTDIR)$(LIBDIR)/
+	install -m 755 $(SHARED) $(DESTDIR)$(LIBDIR)/
+	ln -sf libcepis.so.$(VERSION) $(DESTDIR)$(LIBDIR)/libcepis.so.$(SOVERSION)
+	ln -sf libcepis.so.$(VERSION) $(DESTDIR)$(LIBDIR)/libcepis.so
+	install -m 755 $(CLI) $(DESTDIR)$(BINDIR)/
+
+uninstall:
+	rm -f $(DESTDIR)$(INCLUDEDIR)/cepis.h
+	rm -f $(DESTDIR)$(LIBDIR)/libcepis.a
+	rm -f $(DESTDIR)$(LIBDIR)/libcepis.so*
+	rm -f $(DESTDIR)$(BINDIR)/cepis
+
+clean:
+	rm -rf $(BUILD)