build, internal/build: misc improvements (#3229)

* travis.yml: don't create darwin/386 builds

* build: remove godep remains

* internal/build: improve archives

- enable compression for zip files
- don't write half-complete archives

* build: add -unstable to archive names

build/ci.go

@@ -296,18 +296,20 @@ func doArchive(cmdline []string) {
 		log.Fatal("unknown archive type: ", atype)
 	}
 
-	env := build.Env()
+	var (
+		env      = build.Env()
+		base     = archiveBasename(*arch, env)
+		geth     = "geth-" + base + ext
+		alltools = "geth-alltools-" + base + ext
+	)
 	maybeSkipArchive(env)
-
-	base := archiveBasename(*arch, env)
-	if err := build.WriteArchive("geth-"+base, ext, gethArchiveFiles); err != nil {
+	if err := build.WriteArchive(geth, gethArchiveFiles); err != nil {
 		log.Fatal(err)
 	}
-	if err := build.WriteArchive("geth-alltools-"+base, ext, allToolsArchiveFiles); err != nil {
+	if err := build.WriteArchive(alltools, allToolsArchiveFiles); err != nil {
 		log.Fatal(err)
 	}
-
-	for _, archive := range []string{"geth-" + base + ext, "geth-alltools-" + base + ext} {
+	for _, archive := range []string{geth, alltools} {
 		if err := archiveUpload(archive, *upload, *signer); err != nil {
 			log.Fatal(err)
 		}
@@ -315,9 +317,11 @@ func doArchive(cmdline []string) {
 }
 
 func archiveBasename(arch string, env build.Environment) string {
-	// date := time.Now().UTC().Format("200601021504")
 	platform := runtime.GOOS + "-" + arch
 	archive := platform + "-" + build.VERSION()
+	if isUnstableBuild(env) {
+		archive += "-unstable"
+	}
 	if env.Commit != "" {
 		archive += "-" + env.Commit[:8]
 	}

build/env.sh

@@ -19,7 +19,6 @@ if [ ! -L "$ethdir/go-ethereum" ]; then
 fi
 
 # Set up the environment to use the workspace.
-# Also add Godeps workspace so we build using canned dependencies.
 GOPATH="$workspace"
 export GOPATH
 

build/update-license.go

@@ -45,7 +45,7 @@ var (
 	// paths with any of these prefixes will be skipped
 	skipPrefixes = []string{
 		// boring stuff
-		"Godeps/", "tests/files/", "build/",
+		"vendor/", "tests/files/", "build/",
 		// don't relicense vendored sources
 		"crypto/sha3/", "crypto/ecies/", "logger/glog/",
 		"crypto/secp256k1/curve.go",