From 25352208642a62c23c84245ef64709c38d694b5c Mon Sep 17 00:00:00 2001
From: Jakub Sztandera <kubuxu@protonmail.ch>
Date: Thu, 5 Apr 2018 18:46:34 +0200
Subject: [PATCH] mk: add tarball support

License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>
---
 .gitignore         |  5 +++++
 Rules.mk           |  2 ++
 bin/maketarball.sh | 22 ++++++++++++++++++++++
 cmd/ipfs/Rules.mk  |  2 +-
 mk/git.mk          |  1 +
 mk/gx.mk           |  3 +++
 mk/tarball.mk      | 13 +++++++++++++
 7 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100755 bin/maketarball.sh
 create mode 100644 mk/git.mk
 create mode 100644 mk/tarball.mk

diff --git a/.gitignore b/.gitignore
index a711c7f81f9..1e21b5cc2fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,8 @@ gx-workspace-update.json
 bin/gx
 bin/gx*
 bin/tmp
+
+
+vendor
+.tarball
+go-ipfs-source.tar.gz
diff --git a/Rules.mk b/Rules.mk
index c89f186accb..864002d4913 100644
--- a/Rules.mk
+++ b/Rules.mk
@@ -8,6 +8,8 @@ TEST_SHORT :=
 all: help    # all has to be first defined target
 .PHONY: all
 
+include mk/git.mk # has to be before tarball.mk
+include mk/tarball.mk
 include mk/util.mk
 include mk/golang.mk
 include mk/gx.mk
diff --git a/bin/maketarball.sh b/bin/maketarball.sh
new file mode 100755
index 00000000000..7d28d70a748
--- /dev/null
+++ b/bin/maketarball.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+# vim: set expandtab sw=2 ts=2:
+
+# bash safe mode
+set -euo pipefail
+IFS=$'\n\t'
+
+
+OUTPUT=$(realpath ${1:-go-ipfs-source.tar.gz})
+
+TMPDIR="$(mktemp -d)"
+NEWIPFS="$TMPDIR/github.com/ipfs/go-ipfs"
+mkdir -p "$NEWIPFS"
+cp -r . "$NEWIPFS"
+( cd "$NEWIPFS" &&
+  echo $PWD &&
+  GOPATH="$TMPDIR" gx install --local &&
+  (git rev-parse --short HEAD || true) > .tarball &&
+  tar -czf "$OUTPUT" --exclude="./.git" .
+)
+
+rm -rf "$TMPDIR"
diff --git a/cmd/ipfs/Rules.mk b/cmd/ipfs/Rules.mk
index 175b098eea2..2a5b07edfb9 100644
--- a/cmd/ipfs/Rules.mk
+++ b/cmd/ipfs/Rules.mk
@@ -13,7 +13,7 @@ PATH := $(realpath $(d)):$(PATH)
 # DEPS_OO_$(d) += merkledag/pb/merkledag.pb.go namesys/pb/namesys.pb.go
 # DEPS_OO_$(d) += pin/internal/pb/header.pb.go unixfs/pb/unixfs.pb.go
 
-$(d)_flags =-ldflags="-X "github.com/ipfs/go-ipfs/repo/config".CurrentCommit=$(shell git rev-parse --short HEAD)" 
+$(d)_flags =-ldflags="-X "github.com/ipfs/go-ipfs/repo/config".CurrentCommit=$(git-hash)"
 
 $(d)-try-build $(IPFS_BIN_$(d)): GOFLAGS += $(cmd/ipfs_flags)
 
diff --git a/mk/git.mk b/mk/git.mk
new file mode 100644
index 00000000000..010f92a5315
--- /dev/null
+++ b/mk/git.mk
@@ -0,0 +1 @@
+git-commit:=$(shell git rev-parse --short HEAD 2>/dev/null)
diff --git a/mk/gx.mk b/mk/gx.mk
index cd38c78484f..8f1744f2684 100644
--- a/mk/gx.mk
+++ b/mk/gx.mk
@@ -7,5 +7,8 @@ gx-deps:
 ifneq ($(IPFS_GX_USE_GLOBAL),1)
 gx-deps: bin/gx bin/gx-go
 endif
+.PHONY: gx-deps
 
+ifeq ($(tarball-is),0)
 DEPS_GO += gx-deps
+endif
diff --git a/mk/tarball.mk b/mk/tarball.mk
new file mode 100644
index 00000000000..0c72988d104
--- /dev/null
+++ b/mk/tarball.mk
@@ -0,0 +1,13 @@
+
+
+ifeq (,$(wildcard .tarball))
+tarball-is:=0
+else
+tarball-is:=1
+# override git hash
+git-hash:=$(shell cat .tarball)
+endif
+
+
+go-ipfs-source.tar.gz: distclean
+	bin/maketarball.sh $@