6c33ba14a4
The new build script, ci.go, replaces some of the older shell scripts. ci.go can compile go-ethereum, run the tests, create release archives and debian source packages.
123 lines
3.4 KiB
Go
123 lines
3.4 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package build
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import (
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"bytes"
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"text/template"
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)
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var (
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DryRunFlag = flag.Bool("n", false, "dry run, don't execute commands")
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)
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// MustRun executes the given command and exits the host process for
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// any error.
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func MustRun(cmd *exec.Cmd) {
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fmt.Println(">>>", strings.Join(cmd.Args, " "))
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if !*DryRunFlag {
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cmd.Stderr = os.Stderr
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cmd.Stdout = os.Stdout
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if err := cmd.Run(); err != nil {
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log.Fatal(err)
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}
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}
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}
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func MustRunCommand(cmd string, args ...string) {
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MustRun(exec.Command(cmd, args...))
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}
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// GOPATH returns the value that the GOPATH environment
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// variable should be set to.
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func GOPATH() string {
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path := filepath.SplitList(os.Getenv("GOPATH"))
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if len(path) == 0 {
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log.Fatal("GOPATH is not set")
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}
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// Ensure Godeps workspace is present in the path.
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godeps, _ := filepath.Abs(filepath.Join("Godeps", "_workspace"))
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for _, dir := range path {
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if dir == godeps {
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return strings.Join(path, string(filepath.ListSeparator))
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}
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}
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newpath := append(path[:1], godeps)
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newpath = append(newpath, path[1:]...)
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return strings.Join(newpath, string(filepath.ListSeparator))
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}
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func VERSION() string {
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version, err := ioutil.ReadFile("VERSION")
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if err != nil {
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log.Fatal(err)
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}
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return string(bytes.TrimSpace(version))
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}
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func GitCommit() string {
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return RunGit("rev-parse", "HEAD")
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}
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func RunGit(args ...string) string {
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cmd := exec.Command("git", args...)
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var stdout, stderr bytes.Buffer
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cmd.Stdout, cmd.Stderr = &stdout, &stderr
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if err := cmd.Run(); err == exec.ErrNotFound {
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log.Println("no git in PATH")
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return ""
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} else if err != nil {
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log.Fatal(strings.Join(cmd.Args, " "), ": ", err, "\n", stderr.String())
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}
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return strings.TrimSpace(stdout.String())
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}
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// Render renders the given template file.
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func Render(templateFile, outputFile string, outputPerm os.FileMode, x interface{}) {
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tpl := template.Must(template.ParseFiles(templateFile))
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render(tpl, outputFile, outputPerm, x)
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}
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func RenderString(templateContent, outputFile string, outputPerm os.FileMode, x interface{}) {
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tpl := template.Must(template.New("").Parse(templateContent))
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render(tpl, outputFile, outputPerm, x)
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}
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func render(tpl *template.Template, outputFile string, outputPerm os.FileMode, x interface{}) {
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if err := os.MkdirAll(filepath.Dir(outputFile), 0755); err != nil {
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log.Fatal(err)
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}
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out, err := os.OpenFile(outputFile, os.O_CREATE|os.O_WRONLY|os.O_EXCL, outputPerm)
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if err != nil {
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log.Fatal(err)
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}
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if err := tpl.Execute(out, x); err != nil {
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log.Fatal(err)
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}
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if err := out.Close(); err != nil {
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log.Fatal(err)
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}
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}
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