Switch from POSIX sh to Go

1 files changed, 87 insertions, 24 deletions

diff --git a/Makefile b/Makefile
index 0c2ce7d..6283e52 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,7 @@ LANGUAGES    = en
 PREFIX       = /usr
 BINDIR       = $(PREFIX)/bin
 LIBDIR       = $(PREFIX)/lib
+GOLIBDIR     = $(LIBDIR)/go
 INCLUDEDIR   = $(PREFIX)/include
 SRCDIR       = $(PREFIX)/src/$(NAME)
 SHAREDIR     = $(PREFIX)/share
@@ -16,24 +17,52 @@ MANDIR       = $(SHAREDIR)/man
 EXEC         = ./
 ## Where to store the installation.  Empty by default.
 DESTDIR      =
-LDLIBS       =
+LDLIBS       = --static
+GOCFLAGS     = -I $(GOLIBDIR)
+GOLDFLAGS    = -L $(GOLIBDIR)
 
 
 
 .SUFFIXES:
+.SUFFIXES: .go .a .bin .bin-check
+
+.go.a:
+	go tool compile -I $(@D) $(GOCFLAGS)  -o $@ -p $(*F) \
+		`find $< $$(if [ $(*F) != main ]; then \
+			echo src/$(NAME).go src/version.go; fi) | uniq`
+
+.a.bin:
+	go tool link    -L $(@D) $(GOLDFLAGS) -o $@ --extldflags '$(LDLIBS)' $<
 
 
 
 all:
 include deps.mk
 
+
+libs.a                 = $(libs.go:.go=.a)
+mains.a                = $(mains.go:.go=.a)
+mains.bin              = $(mains.go:.go=.bin)
+functional-tests/lib.a = $(functional-tests/lib.go:.go=.a)
+fuzz-targets/lib.a     = $(fuzz-targets/lib.go:.go=.a)
+benchmarks/lib.a       = $(benchmarks/lib.go:.go=.a)
+
 sources = \
-	$(sources.sh)                  \
+	src/$(NAME).go                 \
+	src/version.go                 \
+	src/main.go                    \
 
 
 derived-assets = \
+	src/version.go                 \
+	$(libs.a)                      \
+	$(mains.a)                     \
+	$(mains.bin)                   \
+	$(NAME).bin                    \
 
 side-assets = \
+	tests/fuzz/corpus/             \
+	tests/benchmarks/*/main.txt    \
 
 
 
@@ -41,36 +70,70 @@ side-assets = \
 ## and installation.
 all: $(derived-assets)
 
-tests/resources/repositories/repo-1/.git \
-tests/resources/repositories/repo-2/.git:
-	ln -s .gitdir $@
 
-emit-index: src/gistatic
-	@rm -rf tmp/index/
-	@./src/gistatic -i -o tmp/index/ ~/dev/published/git-permalink/ ../capim/ ../libedn/ ../listatic/ ../lisp-cli/
-	@ln -rfs tmp/git-permalink tmp/index/git-permalink
+$(libs.a): Makefile deps.mk
+$(libs.a): src/$(NAME).go src/version.go
+
+
+$(fuzz-targets/lib.a):
+	go tool compile $(GOCFLAGS) -o $@ -p $(NAME) -d=libfuzzer \
+		$*.go src/$(NAME).go src/version.go
+
+src/version.go: Makefile
+	echo 'package $(NAME); const Version = "$(VERSION)"' > $@
+
+$(NAME).bin: src/main.bin
+	ln -fs $? $@
+
+
 
-emit-repo: src/gistatic
-	@rm -rf tmp/git-permalink/
-	@time ./src/gistatic    -o tmp/git-permalink/ -u FIXME-url-1 ~/dev/published/git-permalink/
+tests.bin-check = \
+	tests/main.bin-check \
+	$(functional-tests/main.go:.go=.bin-check) \
 
-run: shellcheck emit-index emit-repo
+$(tests.bin-check):
+	$(EXEC)$*.bin
 
+check-unit: $(tests.bin-check)
 
-check-unit:
 
+integration-tests = \
+	tests/cli-opts.sh              \
+	tests/integration.sh           \
 
-check-integration:
+.PRECIOUS: $(integration-tests)
+$(integration-tests): $(NAME).bin
+$(integration-tests): ALWAYS
+	sh $@
+
+check-integration: $(integration-tests)
+check-integration: fuzz
 
 
 ## Run all tests.  Each test suite is isolated, so that a parallel
 ## build can run tests at the same time.  The required artifacts
 ## are created if missing.
 check: check-unit check-integration
-# tests/resources/repositories/repo-1/.git
-# tests/resources/repositories/repo-2/.git
-# sh tests/build-sample.sh
-# sh tests/integration.sh
+
+
+
+FUZZSEC=1
+fuzz-targets/main.bin-check = $(fuzz-targets/main.go:.go=.bin-check)
+$(fuzz-targets/main.bin-check):
+	$(EXEC)$*.bin --test.fuzztime=$(FUZZSEC)s \
+		--test.fuzz='.*' --test.fuzzcachedir=tests/fuzz/corpus
+
+fuzz: $(fuzz-targets/main.bin-check)
+
+
+
+benchmarks/main.bin-check = $(benchmarks/main.go:.go=.bin-check)
+$(benchmarks/main.bin-check):
+	printf '%s\n' '$(EXEC)$*.bin'            > $*.txt
+	LANG=POSIX.UTF-8 time -p $(EXEC)$*.bin 2>> $*.txt
+	printf '%s\n' '$*.txt'
+
+bench: $(benchmarks/main.bin-check)
 
 
 
@@ -85,22 +148,22 @@ clean:
 install: all
 	mkdir -p \
 		'$(DESTDIR)$(BINDIR)'     \
+		'$(DESTDIR)$(GOLIBDIR)'   \
 		'$(DESTDIR)$(SRCDIR)'     \
 
-	cp $(sources.sh)     '$(DESTDIR)$(BINDIR)'
+	cp $(NAME).bin       '$(DESTDIR)$(BINDIR)'/$(NAME)
+	cp src/$(NAME).a     '$(DESTDIR)$(GOLIBDIR)'
 	cp $(sources)        '$(DESTDIR)$(SRCDIR)'
 
-
 ## Uninstalls from $(DESTDIR)$(PREFIX).  This is a perfect mirror
 ## of the "install" target, and removes *all* that was installed.
 ## A dedicated test asserts that this is always true.
 uninstall:
 	rm -rf \
+		'$(DESTDIR)$(BINDIR)'/$(NAME)         \
+		'$(DESTDIR)$(GOLIBDIR)'/$(NAME).a     \
 		'$(DESTDIR)$(SRCDIR)'                 \
 
-	for f in $(sources.sh); do \
-		rm -f '$(DESTDIR)$(BINDIR)'/"$${f#src/}"; \
-	done
 
 
 ALWAYS: