Use a Makefile to build the project

Shameless copy of the amazing one found in https://github.com/jessfraz/amicontained
Remove goxc (which is not maintained anymore).

Binaries are uploaded by Travis CI when building tag.

.gitignore

@@ -43,5 +43,5 @@ _testmain.go
 *.test
 *.prof
 
-# goxc
-.goxc.local.json
+# Cross Platform builds
+cross/

.travis.yml

@@ -1,8 +1,31 @@
 language: go
 sudo: false
 go:
-  - tip
+  - 1.8.x
 before_install:
   - go get github.com/mattn/goveralls
 script:
   - $HOME/gopath/bin/goveralls -service=travis-ci
+  - make all release
+before_deploy:
+  - make prepare-bintray
+deploy:
+  - provider: releases
+    api_key:
+      secure: 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
+    go: 1.8.x
+    file: cross/*
+    skip_cleanup: true
+    on:
+      repo: jcgay/parallel-git-repo
+      tags: true
+  - provider: bintray
+    user: jcgay
+    key:
+      secure: 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
+    go: 1.8.x
+    file: bintray/descriptor.json
+    skip_cleanup: true
+    on:
+      repo: jcgay/parallel-git-repo
+      tags: true

Makefile

@@ -0,0 +1,122 @@
+# Prepare a GNU sed for macOS users (brew install gnu-sed)
+sed = $(shell { command -v gsed || command -v sed; } 2>/dev/null)
+
+# Set an output prefix, which is the local directory if not specified
+PREFIX?=$(shell pwd)
+
+# Setup name variables for the package/tool
+NAME := parallel-git-repo
+PKG := github.com/jcgay/$(NAME)
+
+# Set any default go build tags
+BUILDTAGS :=
+
+# Set the build dir, where built cross-compiled binaries will be output
+BUILDDIR := ${PREFIX}/cross
+
+# Populate version variables
+# Add to compile time flags
+VERSION := $(shell cat version/VERSION)
+GITCOMMIT := $(shell git rev-parse --short HEAD)
+GITUNTRACKEDCHANGES := $(shell git status --porcelain --untracked-files=no)
+ifneq ($(GITUNTRACKEDCHANGES),)
+	GITCOMMIT := $(GITCOMMIT)-dirty
+endif
+CTIMEVAR=-X $(PKG)/version.GITCOMMIT=$(GITCOMMIT) -X $(PKG)/version.VERSION=$(VERSION)
+GO_LDFLAGS=-ldflags "-w $(CTIMEVAR)"
+GO_LDFLAGS_STATIC=-ldflags "-w $(CTIMEVAR) -extldflags -static"
+
+# List the GOOS and GOARCH to build
+GOOSARCHES = linux/amd64 linux/386 darwin/amd64 windows/amd64
+
+TODAY = $(shell date +"%Y-%d-%m")
+
+all: clean build fmt lint test vet install ## Runs a clean, build, fmt, lint, test, vet and install
+
+.PHONY: build
+build: $(NAME) ## Builds a dynamic executable or package
+
+$(NAME): *.go version/VERSION
+	@echo "+ $@"
+	go build -tags "$(BUILDTAGS)" ${GO_LDFLAGS} -o $(NAME) .
+
+.PHONY: static
+static: ## Builds a static executable
+	@echo "+ $@"
+	CGO_ENABLED=0 go build \
+				-tags "$(BUILDTAGS) static_build" \
+				${GO_LDFLAGS_STATIC} -o $(NAME) .
+
+.PHONY: fmt
+fmt: ## Verifies all files have men `gofmt`ed
+	@echo "+ $@"
+	@gofmt -s -l . | grep -v vendor | tee /dev/stderr
+
+.PHONY: lint
+lint: ## Verifies `golint` passes
+	@echo "+ $@"
+	@golint ./... | grep -v vendor | tee /dev/stderr
+
+.PHONY: test
+test: ## Runs the go tests
+	@echo "+ $@"
+	@go test -v -tags "$(BUILDTAGS)" $(shell go list ./... | grep -v vendor)
+
+.PHONY: vet
+vet: ## Verifies `go vet` passes
+	@echo "+ $@"
+	@go vet $(shell go list ./... | grep -v vendor) | tee /dev/stderr
+
+.PHONY: install
+install: ## Installs the executable or package
+	@echo "+ $@"
+	@go install .
+
+define buildpretty
+mkdir -p $(BUILDDIR)/$(1)/$(2);
+GOOS=$(1) GOARCH=$(2) CGO_ENABLED=0 go build \
+	 -o $(BUILDDIR)/$(1)/$(2)/$(NAME) \
+	 -a -tags "$(BUILDTAGS) static_build netgo" \
+	 -installsuffix netgo ${GO_LDFLAGS_STATIC} .;
+md5sum $(BUILDDIR)/$(1)/$(2)/$(NAME) > $(BUILDDIR)/$(1)/$(2)/$(NAME).md5;
+sha256sum $(BUILDDIR)/$(1)/$(2)/$(NAME) > $(BUILDDIR)/$(1)/$(2)/$(NAME).sha256;
+endef
+
+.PHONY: cross
+cross: *.go version/VERSION ## Builds the cross-compiled binaries, creating a clean directory structure (eg. GOOS/GOARCH/binary)
+	@echo "+ $@"
+	$(foreach GOOSARCH,$(GOOSARCHES), $(call buildpretty,$(subst /,,$(dir $(GOOSARCH))),$(notdir $(GOOSARCH))))
+
+define buildrelease
+GOOS=$(1) GOARCH=$(2) CGO_ENABLED=0 go build \
+	 -o $(BUILDDIR)/$(NAME)-$(1)-$(2) \
+	 -a -tags "$(BUILDTAGS) static_build netgo" \
+	 -installsuffix netgo ${GO_LDFLAGS_STATIC} .;
+md5sum $(BUILDDIR)/$(NAME)-$(1)-$(2) > $(BUILDDIR)/$(NAME)-$(1)-$(2).md5;
+sha256sum $(BUILDDIR)/$(NAME)-$(1)-$(2) > $(BUILDDIR)/$(NAME)-$(1)-$(2).sha256;
+endef
+
+.PHONY: release
+release: *.go version/VERSION ## Builds the cross-compiled binaries, naming them in such a way for release (eg. binary-GOOS-GOARCH)
+	@echo "+ $@"
+	$(foreach GOOSARCH,$(GOOSARCHES), $(call buildrelease,$(subst /,,$(dir $(GOOSARCH))),$(notdir $(GOOSARCH))))
+
+.PHONY: tag
+tag: ## Create a new git tag to prepare to build a release
+	git tag -sa $(VERSION) -m "$(VERSION)"
+	@echo "Run git push origin $(VERSION) to push your new tag to GitHub and trigger a travis build."
+
+.PHONY: prepare-bintray
+prepare-bintray: ## Update bintray/descriptor.json with current version
+	$(sed) -i s/%VERSION%/$(VERSION)/g bintray/descriptor.json
+	$(sed) -i s/%DATE%/$(TODAY)/g bintray/descriptor.json
+
+.PHONY: clean
+clean: ## Cleanup any build binaries or packages
+	@echo "+ $@"
+	$(RM) $(NAME)
+	$(RM) -r $(BUILDDIR)
+
+.PHONY: help
+help:
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

README.md

@@ -86,21 +86,8 @@ maven-notifier: ✔
 
 ### Release
 
-- Configure Bintray deployment in `.goxc.local.json`:
-
-```json
-{
-    "ConfigVersion": "0.9",
-    "TaskSettings": {
-        "bintray": {
-            "apikey": "12d312314235afe56090932ea13234"
-        }
-    }
-}
-```
-
-- run `goxc default bintray`
+    make release
 
 ### List available tasks
 
-    goxc -h tasks
+    make help

bintray/descriptor.json

@@ -0,0 +1,31 @@
+{
+    "package": {
+        "name": "parallel-git-repo",
+        "repo": "tools",
+        "subject": "jcgay",
+        "desc": "Run command on git repositories in parallel",
+        "website_url": "https://github.com/jcgay/parallel-git-repo",
+        "issue_tracker_url": "https://github.com/jcgay/parallel-git-repo/issues",
+        "vcs_url": "https://github.com/jcgay/parallel-git-repo.git",
+        "github_use_tag_release_notes": true,
+        "github_release_notes_file": "CHANGELOG.md",
+        "licenses": ["MIT"],
+        "labels": ["git", "parallel", "go"],
+        "public_download_numbers": false,
+        "public_stats": false
+    },
+
+    "version": {
+        "name": "%VERSION%",
+        "desc": "%VERSION%",
+        "released": "%DATE%",
+        "vcs_tag": "%VERSION%",
+        "gpgSign": false
+    },
+
+    "files":
+        [
+        {"includePattern": "cross/.*"}
+        ],
+    "publish": true
+}

main.go

@@ -5,6 +5,7 @@ import (
 	"flag"
 	"fmt"
 	"github.com/fatih/color"
+	"github.com/jcgay/parallel-git-repo/version"
 	"github.com/mitchellh/go-homedir"
 	"github.com/pelletier/go-toml"
 	"io"
@@ -18,8 +19,6 @@ import (
 	"sync"
 )
 
-// VERSION injected at compile time by goxc (see https://github.com/laher/goxc/wiki/versioning#version-number-interpolation)
-var VERSION = "unknown-snapshot"
 var home string
 
 var (
@@ -34,7 +33,7 @@ USAGE:
   ./parallel-git-repo [global options] command [arguments...]
 
 VERSION:
-  %s
+  %s (%s)
 
 COMMANDS:
 %s
@@ -63,14 +62,14 @@ func main() {
 	flag.StringVar(&group, "g", "default", "execute command for a specific repositories group")
 
 	flag.Usage = func() {
-		fmt.Fprint(os.Stderr, fmt.Sprintf(help, VERSION, listCommands(configuration)))
+		fmt.Fprint(os.Stderr, fmt.Sprintf(help, version.VERSION, version.GITCOMMIT, listCommands(configuration)))
 		flag.PrintDefaults()
 	}
 
 	flag.Parse()
 
 	if printVersion {
-		fmt.Printf("version: %s", VERSION)
+		fmt.Printf("version: %s (%s)", version.VERSION, version.GITCOMMIT)
 	} else if os.Args[1] == "list" {
 		repos := configuration.ListRepositories()
 		for key, repos := range repos {

main_test.go

@@ -18,7 +18,7 @@ func Example() {
 	main()
 
 	// Output:
-	// version: unknown-snapshot
+	// version: unknown-snapshot (unknown-commit)
 }
 
 type SingleTempRepository struct {

version/VERSION

@@ -0,0 +1 @@
+v1.0.0

version/version.go

@@ -0,0 +1,7 @@
+package version
+
+// VERSION indicates which version of the binary is running.
+var VERSION = "unknown-snapshot"
+
+// GITCOMMIT indicates which git hash the binary was built off of
+var GITCOMMIT = "unknown-commit"