From f48aa45221620bed86dd022a42d9a671592ecdb7 Mon Sep 17 00:00:00 2001
From: Marcin Kulik <m@ku1ik.com>
Date: Tue, 16 Dec 2014 12:07:45 +0100
Subject: [PATCH] Add make task for building release tarballs

---
 .gitignore |  1 +
 Makefile   | 17 ++++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 36f971e..7bbcc3a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 bin/*
+/dist
diff --git a/Makefile b/Makefile
index 617e7a8..6dd5712 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ DOC_FILES=*.md LICENSE
 PREFIX?=/usr/local
 DOC_DIR=$(PREFIX)/share/doc/$(NAME)
 
-.PHONY: build test deps fmt fmtdiff travis gox tag push release
+.PHONY: build test deps fmt fmtdiff travis gox tag push release binary-tarballs os-arch-tgz
 
 all: build
 
@@ -53,3 +53,18 @@ install:
 uninstall:
 	for file in $(INSTALL_FILES); do rm -f $(PREFIX)/$$file; done
 	rm -rf $(DOC_DIR)
+
+binary-tarballs:
+	GOOS=darwin GOARCH=386 $(MAKE) os-arch-tgz
+	GOOS=darwin GOARCH=amd64 $(MAKE) os-arch-tgz
+	GOOS=linux GOARCH=386 $(MAKE) os-arch-tgz
+	GOOS=linux GOARCH=amd64 $(MAKE) os-arch-tgz
+	cd dist/$(VERSION) && sha1sum *.tar.gz >sha1sum.txt
+
+TGZ_TMP_DIR=$(VERSION)/asciinema-$(VERSION)-$(GOOS)-$(GOARCH)
+
+os-arch-tgz:
+	mkdir -p dist/$(TGZ_TMP_DIR)
+	go build -o dist/$(TGZ_TMP_DIR)/asciinema -ldflags "-X main.GitCommit $(COMMIT)"
+	cp README.md CHANGELOG.md LICENSE dist/$(TGZ_TMP_DIR)
+	cd dist && tar czf $(TGZ_TMP_DIR).tar.gz $(TGZ_TMP_DIR)