Release tarball target

.gitattributes

@@ -0,0 +1,10 @@
+# The files below are development infrastructure, they are excluded
+# from source archives created by "git archive", see misc/GNUmakefile.
+
+/.gitattributes export-ignore
+/.github        export-ignore
+/.gitignore     export-ignore
+/AGENTS.md      export-ignore
+/CLAUDE.md      export-ignore
+/docs/agent     export-ignore
+/misc           export-ignore

.gitignore

@@ -2,3 +2,5 @@ node_modules/
 package-lock.json
 /build/
 /Makefile
+/njs-*.tar.gz
+/njs-*.tar.gz.sha256

auto/make

@@ -324,13 +324,6 @@ benchmark: $NJS_BUILD_DIR/njs_auto_config.h \\
 	$NJS_BUILD_DIR/njs_benchmark
 
 	$NJS_BUILD_DIR/njs_benchmark
-
-dist:
-	rm -rf njs-\$(NJS_VER) \\
-	&& hg archive njs-\$(NJS_VER).tar.gz \\
-		-p njs-\$(NJS_VER) \\
-		-X ".hg*" \\
-	&& echo njs-\$(NJS_VER).tar.gz done
 END
 
 if [ $NJS_HAVE_QUICKJS = YES ]; then
@@ -372,7 +365,9 @@ $NJS_BUILD_DIR/ts/node_modules: $NJS_BUILD_DIR/ts/package.json
 	touch $NJS_BUILD_DIR/ts/node_modules
 
 $NJS_BUILD_DIR/njs-types-\$(NJS_TYPES_VER).tgz: $NJS_BUILD_DIR/ts/package.json
-	hg id -i > $NJS_BUILD_DIR/ts/COMMITHASH || true
+	git ls-files --error-unmatch ts/package.json > /dev/null 2>&1 \\
+		&& git rev-parse --short HEAD > $NJS_BUILD_DIR/ts/COMMITHASH \\
+		|| true
 	cd $NJS_BUILD_DIR && \$(NPM) pack ./ts
 
 .PHONY: ts

misc/GNUmakefile

@@ -0,0 +1,35 @@
+
+VER =		$(shell grep 'define NJS_VERSION ' src/njs.h		\
+			| sed -e 's/^.*"\(.*\)".*/\1/')
+NJS =		njs-$(VER)
+TARBALL =	$(NJS).tar.gz
+
+
+release:
+	git archive --format=tar.gz --prefix=$(NJS)/ -o $(TARBALL) HEAD
+
+	sha256sum $(TARBALL) > $(TARBALL).sha256
+
+	@echo "excluded from $(TARBALL):"
+	@{ git ls-tree -r --name-only HEAD;				\
+	   tar -t -z -f $(TARBALL) | grep -v "/$$"			\
+		| sed -e "s|^$(NJS)/||"; }				\
+	| sort | uniq -u
+
+
+# Builds the extracted tarball in a temporary directory, which is kept
+# around on failure.
+
+release-check:
+	@dir=`mktemp -d`;						\
+	echo "extracting $(TARBALL) into $$dir";			\
+	tar -x -z -f $(TARBALL) -C $$dir				\
+	&& cd $$dir/$(NJS)						\
+	&& ./configure							\
+	&& $(MAKE) njs							\
+	&& $(MAKE) unit_test						\
+	&& rm -rf $$dir							\
+	&& echo "$(TARBALL) builds"
+
+
+.PHONY: release release-check

ts/README.md

@@ -76,4 +76,3 @@ It's the same strategy as used in [DefinitelyTyped](https://github.com/Definitel
 The reason is that npmjs enforces [SemVer](https://semver.org/) which doesn't allow four-part version number nor provide post-release suffixes.
 
 You can find from which commit the package was built in file `COMMITHASH` inside the published package.
-It contains global revision id in the upstream repository https://hg.nginx.org/njs/ (Mercurial).