Compiles for static + shared libraries

Fortune for cpprng's current commit: Future small blessing − 末小吉

.gitignore

@@ -2,3 +2,5 @@ obj/
 vgcore.*
 *-release
 *-debug
+*.so*
+*.a

Makefile

@@ -1,29 +1,39 @@
-# Generic C and C++ Makefile project template
+# pipec - Piping IPC
-# Contains targets for `release', `debug', and `clean'.
 
-PROJECT=rng
+PROJECT=rngxx
 AUTHOR=Avril (Flanchan) <flanchan@cumallover.me>
 
-SRC_C   = $(wildcard src/*.c) $(wildcard src/rng/*.c)
+VERSION_MAJOR=0
-SRC_CXX = $(wildcard src/*.cpp) $(wildcard src/rng/*.cpp)
+VERSION_MINOR=0
+VERSION=$(VERSION_MAJOR).$(VERSION_MINOR)
+
+ifeq ($(PREFIX),)
+	PREFIX := /usr/local
+endif
+
+SRC_C   = $(wildcard src/*.c)
+SRC_CXX = $(wildcard src/*.cpp)
 
 INCLUDE=include
-COMMON_FLAGS+= -W -Wall -pedantic  -fno-strict-aliasing $(addprefix -I,$(INCLUDE))
 
-OPT_FLAGS?= -march=native -fgraphite -fopenmp -floop-parallelize-all -ftree-parallelize-loops=4 \
+COMMON_FLAGS= -W -Wall -Wextra -Wstrict-aliasing -fno-strict-aliasing "-D_VERSION=$(VERSION)" $(addprefix -I,$(INCLUDE))
+
+TARGET_CPU?=native
+OPT_FLAGS?= $(addprefix -march=,$(TARGET_CPU)) -fgraphite -fopenmp -floop-parallelize-all -ftree-parallelize-loops=4 \
 	    -floop-interchange -ftree-loop-distribution -floop-strip-mine -floop-block \
 	    -fno-stack-check
 
-CXX_OPT_FLAGS?= $(OPT_FLAGS) -felide-constructors
+CXX_OPT_FLAGS?= $(OPT_FLAGS) 
 
-CFLAGS   += $(COMMON_FLAGS) --std=gnu17
+# Static analyzer currently generates false positives for C++, enable it only for C
-CXXFLAGS += $(COMMON_FLAGS) --std=gnu++20
+CFLAGS   += $(COMMON_FLAGS) --std=gnu17 -fanalyzer 
-LDFLAGS  +=  
+CXXFLAGS += $(COMMON_FLAGS) --std=gnu++20 -felide-constructors
+LDFLAGS  += 
 
 STRIP=strip
 
-RELEASE_COMMON_FLAGS+= # -Werror
+RELEASE_COMMON_FLAGS+= -Werror
-DEBUG_COMMON_FLAGS+=
+DEBUG_COMMON_FLAGS+= -fanalyzer 
 
 ifneq ($(TARGET_SPEC_FLAGS),no)
 	RELEASE_CFLAGS?=   -O3 -flto $(OPT_FLAGS)
@@ -50,10 +60,33 @@ OBJ = $(OBJ_C) $(OBJ_CXX)
 # Phonies
 
 .PHONY: release
-release: | dirs $(PROJECT)-release
+release: | dirs
+	$(MAKE) lib$(PROJECT).a
+	@$(MAKE) clean-rebuild >> /dev/null
+	@$(MAKE) dirs >> /dev/null
+	$(MAKE) lib$(PROJECT).so
 
 .PHONY: debug
-debug: | dirs $(PROJECT)-debug
+debug: | dirs
+	$(MAKE) lib$(PROJECT)-debug.a
+	@$(MAKE) clean-rebuild >> /dev/null
+	@$(MAKE) dirs >> /dev/null
+	$(MAKE) lib$(PROJECT)-debug.so
+
+# Rebuild both release and debug targets from scratch
+.PHONY: all
+all: | clean
+	@$(MAKE) release
+	@$(MAKE) clean-rebuild
+	@$(MAKE) debug
+
+.PHONY: install
+.PHONY: uninstall
+
+.PHONY: test
+test:
+	@rm -f $(PROJECT)-test
+	@$(MAKE) $(PROJECT)-test
 
 # Targets
 
@@ -66,22 +99,65 @@ obj/c/%.o: %.c
 obj/cxx/%.o: %.cpp
 	$(CXX) -c $< $(CXXFLAGS) -o $@ $(LDFLAGS)
 
-$(PROJECT)-release: CFLAGS+= $(RELEASE_CFLAGS)
+lib$(PROJECT)-release.a: CFLAGS+= $(RELEASE_CFLAGS)
-$(PROJECT)-release: CXXFLAGS += $(RELEASE_CXXFLAGS)
+lib$(PROJECT)-release.a: CXXFLAGS += $(RELEASE_CXXFLAGS)
-$(PROJECT)-release: LDFLAGS += $(RELEASE_LDFLAGS)
+lib$(PROJECT)-release.a: LDFLAGS += $(RELEASE_LDFLAGS)
-$(PROJECT)-release: $(OBJ)
+lib$(PROJECT)-release.a: $(OBJ)
-	$(CXX) $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
+	ar rcs $@ $^
+	ranlib $@
+
+lib$(PROJECT)-debug.a: CFLAGS+= $(DEBUG_CFLAGS)
+lib$(PROJECT)-debug.a: CXXFLAGS += $(DEBUG_CXXFLAGS)
+lib$(PROJECT)-debug.a: LDFLAGS += $(DEBUG_LDFLAGS)
+lib$(PROJECT)-debug.a: $(OBJ)
+	ar rcs $@ $^
+	ranlib $@
+
+lib$(PROJECT)-release.so: CFLAGS+= $(RELEASE_CFLAGS) -fPIC
+lib$(PROJECT)-release.so: CXXFLAGS += $(RELEASE_CXXFLAGS) -fPIC
+lib$(PROJECT)-release.so: LDFLAGS += $(RELEASE_LDFLAGS)
+lib$(PROJECT)-release.so: $(OBJ)
+	$(CXX) -shared $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
 	$(STRIP) $@
 
-$(PROJECT)-debug: CFLAGS+= $(DEBUG_CFLAGS)
+lib$(PROJECT)-debug.so: CFLAGS+= $(DEBUG_CFLAGS) -fPIC
-$(PROJECT)-debug: CXXFLAGS += $(DEBUG_CXXFLAGS)
+lib$(PROJECT)-debug.so: CXXFLAGS += $(DEBUG_CXXFLAGS) -fPIC
-$(PROJECT)-debug: LDFLAGS += $(DEBUG_LDFLAGS)
+lib$(PROJECT)-debug.so: LDFLAGS += $(DEBUG_LDFLAGS)
-$(PROJECT)-debug: $(OBJ)
+lib$(PROJECT)-debug.so: $(OBJ)
-	$(CXX) $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
+	$(CXX) -shared $^ $(CXXFLAGS) -o $@ $(LDFLAGS)
+
+lib$(PROJECT).a: lib$(PROJECT)-release.a
+	ln -f $< $@
+
+lib$(PROJECT).so: LDFLAGS+= -Wl,-soname,lib$(PROJECT).so.$(VERSION_MAJOR)
+lib$(PROJECT).so: lib$(PROJECT)-release.so
+	ln -f $< $@.$(VERSION)
+	ln -sf $@.$(VERSION) $@.$(VERSION_MAJOR)
+	ln -sf $@.$(VERSION_MAJOR) $@
 
 clean-rebuild:
 	rm -rf obj
 
 clean: clean-rebuild
-	rm -f $(PROJECT)-{release,debug,pgo}
+	rm -f lib$(PROJECT){,-{release,debug,pgo}}.{a,so{,.*}}
-
+	rm -f $(PROJECT)-test
+
+install:
+	install -d $(DESTDIR)$(PREFIX)/lib/
+	install -m 644 lib$(PROJECT).a $(DESTDIR)$(PREFIX)/lib/
+	install -s -m 755 lib$(PROJECT).so.$(VERSION) $(DESTDIR)$(PREFIX)/lib/
+	ln -sf lib$(PROJECT).so.$(VERSION) $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).so.$(VERSION_MAJOR)
+	ln -sf lib$(PROJECT).so.$(VERSION_MAJOR) $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).so
+	install -d $(DESTDIR)$(PREFIX)/include/
+	install -m 644 $(wildcard $(INCLUDE)/*.*) $(DESTDIR)$(PREFIX)/include/
+	install -d $(DESTDIR)$(PREFIX)/include/$(PROJECT)/
+	install -m 644 $(wildcard $(INCLUDE)/$(PROJECT)/*.*) $(DESTDIR)$(PREFIX)/include/$(PROJECT)/
+
+uninstall:
+	-rm $(DESTDIR)$(PREFIX)/lib/lib$(PROJECT).{a,so{,.*}}
+	cd $(INCLUDE) && find . -type f | xargs -I {} rm "$(DESTDIR)$(PREFIX)/include/{}"
+	-rmdir $(DESTDIR)$(PREFIX)/include/$(PROJECT)
+
+$(PROJECT)-test: lib$(PROJECT).so
+	$(CXX) $(CXXFLAGS) src/test/*.cpp -o $@ -l:$< -lfmt -Wl,-flto -Wl,-O3 $(LDFLAGS)
+	-valgrind ./$@

src/main.cpp

@@ -1,43 +0,0 @@
-#include <rng.h>
-#include <rng/crand.h>
-
-#include <cstdio>
-
-using namespace rng;
-
-void r(Random& r)
-{
-	u8 bytes[32];
-	r.next_bytes(bytes);	
-	u32 n = r.next<u32>();
-	f64 f = r.next<f64>();
-	f = r.next_f64();
-	std::array<char, 10> nn = r.next<std::array<char, 10>>();
-}
-
-void rng_test()
-{
-	crand  _r(123);
-	Random& r = _r;
-	printf("%lu %lu %lu\n", r.next_u64(), r.next_u64(), r.next_u64());
-	printf("%d %d %d\n", r.next_i32(), r.next_i32(), r.next_i32());
-	printf("%u %u %u\n", r.next_u32(), r.next_u32(), r.next_u32());
-
-	union {
-		volatile u64 u;
-		u8 b[sizeof(u64)];
-		std::array<u8, sizeof(u64)> a;
-	} thing = {0};
-
-	r.next_bytes(thing.b, sizeof(u64));
-	printf("chaos: %lu, %lu, %lu\n", thing.u, (r.next_bytes(thing.a), thing.u), (r.next_bytes(thing.b), thing.u));
-
-	// TODO: these aren't implemented yet in the base Random huh...
-	printf("---\n%u %d %d %u\n", r.next_u32(10, 20), r.next_i32(10, 20), r.next_i32(10), r.next_u32(10));
-}
-int main()
-{
-	rng_test();
-
-	return 0;
-}