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.PHONY: test-cli-comment-line
test-cli-comment-line:
	$(MAKE) -C tests test_cli_comment_line

.PHONY: test-cli-ignore-missing
test-cli-ignore-missing:
	$(MAKE) -C tests test_cli_ignore_missing

.PHONY: armtest
armtest: clean
	@echo ---- test ARM compilation ----
	CC=arm-linux-gnueabi-gcc MOREFLAGS="-Werror -static" $(MAKE) xxhsum

.PHONY: clangtest
clangtest: clean
	@echo ---- test clang compilation ----
	CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion" $(MAKE) all

.PHONY: gcc-og-test
gcc-og-test: clean
	@echo ---- test gcc -Og compilation ----
	CFLAGS="-Og -Wall -Wextra -Wundef -Wshadow -Wcast-align -Werror -fPIC" CPPFLAGS="-DXXH_NO_INLINE_HINTS" MOREFLAGS="-Werror" $(MAKE) all

.PHONY: cxxtest
cxxtest: clean
	@echo ---- test C++ compilation ----
	CC="$(CXX) -Wno-deprecated" $(MAKE) all CFLAGS="-O3 -Wall -Wextra -Wundef -Wshadow -Wcast-align -Werror -fPIC"

# In strict C90 mode, there is no `long long` type support,
# consequently, only XXH32 can be compiled.
.PHONY: c90test
ifeq ($(NO_C90_TEST),true)
c90test:
	@echo no c90 compatibility test
else
c90test: CPPFLAGS += -DXXH_NO_LONG_LONG
c90test: CFLAGS += -std=c90 -Werror -pedantic
c90test: xxhash.c
	@echo ---- test strict C90 compilation [xxh32 only] ----
	$(RM) xxhash.o
	$(CC) $(FLAGS) $^ -c
	$(NM) xxhash.o | $(GREP) XXH64 ; test $$? -eq 1
	$(RM) xxhash.o
endif

.PHONY: noxxh3test
noxxh3test: CPPFLAGS += -DXXH_NO_XXH3
noxxh3test: CFLAGS += -Werror -pedantic -Wno-long-long  # XXH64 requires long long support
noxxh3test: OFILE = xxh_noxxh3.o
noxxh3test: xxhash.c
	@echo ---- test compilation without XXH3 ----
	$(CC) $(FLAGS) -c $^ -o $(OFILE)
	$(NM) $(OFILE) | $(GREP) XXH3_ ; test $$? -eq 1
	$(RM) $(OFILE)

.PHONY: nostreamtest
nostreamtest: CPPFLAGS += -DXXH_NO_STREAM
nostreamtest: CFLAGS += -Werror -pedantic -Wno-long-long  # XXH64 requires long long support
nostreamtest: OFILE = xxh_nostream.o
nostreamtest: xxhash.c
	@echo ---- test compilation without streaming ----
	$(CC) $(FLAGS) -c $^ -o $(OFILE)
	$(NM) $(OFILE) | $(GREP) update ; test $$? -eq 1
	$(RM) $(OFILE)

.PHONY: nostdlibtest
nostdlibtest: CPPFLAGS += -DXXH_NO_STDLIB
nostdlibtest: CFLAGS += -Werror -pedantic -Wno-long-long  # XXH64 requires long long support
nostdlibtest: OFILE = xxh_nostdlib.o
nostdlibtest: xxhash.c
	@echo ---- test compilation without \<stdlib.h\> ----
	$(CC) $(FLAGS) -c $^ -o $(OFILE)
	$(NM) $(OFILE) | $(GREP) "U _free\|U free" ; test $$? -eq 1
	$(RM) $(OFILE)

.PHONY: usan
usan: CC=clang
usan: CXX=clang++
usan:  ## check CLI runtime for undefined behavior, using clang's sanitizer
	@echo ---- check undefined behavior - sanitize ----
	$(MAKE) clean
	$(MAKE) test CC=$(CC) CXX=$(CXX) MOREFLAGS="-g -fsanitize=undefined -fno-sanitize-recover=all"

.PHONY: staticAnalyze
SCANBUILD ?= scan-build
staticAnalyze: clean  ## check C source files using $(SCANBUILD) static analyzer
	@echo ---- static analyzer - $(SCANBUILD) ----
	CFLAGS="-g -Werror" $(SCANBUILD) --status-bugs -v $(MAKE) all

CPPCHECK ?= cppcheck
.PHONY: cppcheck
cppcheck:  ## check C source files using $(CPPCHECK) static analyzer
	@echo ---- static analyzer - $(CPPCHECK) ----
	$(CPPCHECK) . --force --enable=warning,portability,performance,style --error-exitcode=1 > /dev/null

.PHONY: namespaceTest
namespaceTest:  ## ensure XXH_NAMESPACE redefines all public symbols
	$(CC) -c xxhash.c
	$(CC) -DXXH_NAMESPACE=TEST_ -c xxhash.c -o xxhash2.o
	$(CC) xxhash.o xxhash2.o $(XXHSUM_SPLIT_SRCS)  -o xxhsum2  # will fail if one namespace missing (symbol collision)
	$(RM) *.o xxhsum2  # clean

MAN = $(XXHSUM_SRC_DIR)/xxhsum.1
MD2ROFF ?= ronn
MD2ROFF_FLAGS ?= --roff --warnings --manual="User Commands" --organization="xxhsum $(XXHSUM_VERSION)"
$(MAN): $(XXHSUM_SRC_DIR)/xxhsum.1.md xxhash.h
	cat $< | $(MD2ROFF) $(MD2ROFF_FLAGS) | $(SED) -n '/^\.\\\".*/!p' > $@

.PHONY: man
man: $(MAN)  ## generate man page from markdown source

.PHONY: clean-man
clean-man:
	$(RM) xxhsum.1

.PHONY: preview-man
preview-man: man
	man ./xxhsum.1

.PHONY: test
test: DEBUGFLAGS += -DXXH_DEBUGLEVEL=1