From 81d47887ae82d46f1f1e5c9ca88209974c24c254 Mon Sep 17 00:00:00 2001
From: Andy Goldstein <andy.goldstein@gmail.com>
Date: Thu, 26 Oct 2017 10:45:06 -0400
Subject: [PATCH] Add 'make release'

Add 'make release' that automatically creates tarballs for all CLI
platforms in _output/release. It also creates a CHECKSUM file using
sha256 sums. Finally, it displays the contents of the CHECKSUM file as
well as the sha256sum of the CHECKSUM file.

Signed-off-by: Andy Goldstein <andy.goldstein@gmail.com>
---
 Makefile | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/Makefile b/Makefile
index 19026dbd5..be76290ac 100644
--- a/Makefile
+++ b/Makefile
@@ -147,6 +147,29 @@ endif
 update: fmt
 	@$(MAKE) shell CMD="-c 'hack/update-all.sh'"
 
+release: all-tar-bin checksum
+
+checksum:
+	@cd _output/release; \
+	sha256sum *.tar.gz > CHECKSUM; \
+	cat CHECKSUM; \
+	sha256sum CHECKSUM
+
+all-tar-bin: $(addprefix tar-bin-, $(CLI_PLATFORMS))
+
+tar-bin-%:
+	@$(MAKE) ARCH=$* tar-bin
+
+tar-bin: build
+	mkdir -p _output/release
+
+# We do the subshell & wildcard ls so we can pick up $(BIN).exe for windows
+	(cd _output/bin/$(GOOS)/$(GOARCH) && ls $(BIN)*) | \
+		tar \
+			-C _output/bin/$(GOOS)/$(GOARCH) \
+			--files-from=- \
+			-zcf _output/release/$(BIN)-$(GOOS)-$(GOARCH).tar.gz
+
 build-dirs:
 	@mkdir -p _output/bin/$(GOOS)/$(GOARCH)
 	@mkdir -p .go/src/$(PKG) .go/pkg .go/bin .go/std/$(GOOS)/$(GOARCH)