dvm 0.7.0

disable parallel make targets for dvm

Formula/dvm.rb

@@ -1,8 +1,8 @@
 class Dvm < Formula
   desc "Docker Version Manager"
   homepage "https://github.com/getcarina/dvm"
-  url "https://github.com/getcarina/dvm/archive/0.6.4.tar.gz"
-  sha256 "7ff3bc5271432b7f5da535cd04228bf212dd2965ed15998837d660452094ff0e"
+  url "https://github.com/getcarina/dvm/archive/0.7.0.tar.gz"
+  sha256 "ba49aa8e34bbbd8b96d27aa79f1e84daee72f625a412b1b65f35d2804285a279"
 
   bottle do
     cellar :any_skip_relocation
@@ -16,17 +16,24 @@ class Dvm < Formula
   depends_on "go" => :build
 
   def install
+    # `make` has to be deparallelized due to the following errors:
+    #   glide install
+    #   fatal: Not a git repository (or any of the parent directories): .git
+    #   CGO_ENABLED=0 go build ...
+    #   dvm-helper/dvm-helper.go:16:2: cannot find package "github.com/blang/semver"
+    #   make: *** [local] Error 1
+    # Reported 17 Feb 2017: https://github.com/getcarina/dvm/issues/151
+    ENV.deparallelize
+
     ENV["GOPATH"] = buildpath
     ENV["GLIDE_HOME"] = HOMEBREW_CACHE/"glide_home/#{name}"
-    ENV.append_path "PATH", buildpath/"bin"
 
-    dir = buildpath/"src/github.com/getcarina/dvm"
-    dir.install buildpath.children
+    # `depends_on "glide"` already has this covered
+    inreplace "Makefile", %r{^.*go get github.com/Masterminds/glide.*$\n}, ""
 
-    cd dir do
-      # `depends_on "glide"` already has this covered
-      inreplace "Makefile", %r{^.*go get github.com/Masterminds/glide.*$\n}, ""
+    (buildpath/"src/github.com/getcarina/dvm").install buildpath.children
 
+    cd "src/github.com/getcarina/dvm" do
       system "make", "VERSION=#{version}", "UPGRADE_DISABLED=true"
       prefix.install "dvm.sh"
       bash_completion.install "bash_completion" => "dvm"