forked from therecipe/qt
/
utils.go
164 lines (146 loc) · 4.06 KB
/
utils.go
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package utils
import (
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"strings"
"sync"
"time"
"github.com/sirupsen/logrus"
)
func ExistsFile(name string) bool {
f, err := os.Stat(name)
return err == nil && !f.IsDir()
}
func ExistsDir(name string) bool {
d, err := os.Stat(name)
return err == nil && d.IsDir()
}
func MkdirAll(dir string) error {
err := os.MkdirAll(dir, 0755)
if err != nil {
Log.WithError(err).Panicf("failed to create dir %v", dir)
}
return err
}
func RemoveAll(name string) error {
err := os.RemoveAll(name)
if err != nil {
Log.WithError(err).Panicf("failed to remove %v", name)
}
return err
}
func Save(name, data string) error {
err := ioutil.WriteFile(name, []byte(data), 0644)
if err != nil {
Log.WithError(err).Panicf("failed to save %v", name)
} else {
Log.Debugf("saved file len(%v) %v", len(data), name)
}
return err
}
func SaveExec(name, data string) error {
err := ioutil.WriteFile(name, []byte(data), 0755)
if err != nil {
Log.WithError(err).Panicf("failed to save %v", name)
} else {
Log.Debugf("saved file len(%v) %v", len(data), name)
}
return err
}
func SaveBytes(name string, data []byte) error {
err := ioutil.WriteFile(name, data, 0644)
if err != nil {
Log.WithError(err).Panicf("failed to save %v", name)
}
return err
}
//TODO: export error
func Load(name string) string {
out, err := ioutil.ReadFile(name)
if err != nil {
Log.WithError(err).Errorf("failed to load %v", name)
}
return string(out)
}
//TODO: export error
func LoadOptional(name string) string {
out, err := ioutil.ReadFile(name)
if err != nil {
Log.WithError(err).Debugf("failed to load (optional) %v", name)
}
return string(out)
}
var (
goQtPkgPath string
goQtPkgPathMutex = new(sync.Mutex)
)
func GoQtPkgPath(s ...string) (r string) {
goQtPkgPathMutex.Lock()
if len(goQtPkgPath) == 0 {
goQtPkgPath = strings.TrimSpace(RunCmd(GoList("{{.Dir}}", PackageName, "-find"), "utils.GoQtPkgPath"))
}
r = goQtPkgPath
goQtPkgPathMutex.Unlock()
return filepath.Join(r, filepath.Join(s...))
}
//TODO: export error
func RunCmd(cmd *exec.Cmd, name string) string {
fields := logrus.Fields{"_func": "RunCmd", "name": name, "cmd": strings.Join(cmd.Args, " "), "env": strings.Join(cmd.Env, " "), "dir": cmd.Dir}
Log.WithFields(fields).Debug("Execute")
out, err := runCmdHelper(cmd)
if err != nil {
Log.WithError(err).WithFields(fields).Error("failed to run command")
println(string(out))
os.Exit(1)
}
return string(out)
}
//TODO: export error
func RunCmdOptional(cmd *exec.Cmd, name string) string {
fields := logrus.Fields{"_func": "RunCmdOptional", "name": name, "cmd": strings.Join(cmd.Args, " "), "env": strings.Join(cmd.Env, " "), "dir": cmd.Dir}
Log.WithFields(fields).Debug("Execute")
out, err := runCmdHelper(cmd)
if err != nil && !strings.Contains(string(out), "No template (-t) specified") {
Log.WithError(err).WithFields(fields).Debug("failed to run command")
if Log.Level == logrus.DebugLevel {
println(string(out))
}
}
return string(out)
}
func RunCmdOptionalError(cmd *exec.Cmd, name string) (string, error) {
fields := logrus.Fields{"_func": "RunCmdOptionalError", "name": name, "cmd": strings.Join(cmd.Args, " "), "env": strings.Join(cmd.Env, " "), "dir": cmd.Dir}
Log.WithFields(fields).Debug("Execute")
out, err := runCmdHelper(cmd)
if err != nil {
Log.WithError(err).WithFields(fields).Debug("failed to run command")
if Log.Level == logrus.DebugLevel {
println(string(out))
}
}
return string(out), err
}
func runCmdHelper(cmd *exec.Cmd) (out []byte, err error) {
if _, ok := os.LookupEnv("WINEDEBUG"); ok {
go func() { out, err = cmd.CombinedOutput() }()
for range time.NewTicker(250 * time.Millisecond).C {
if cmd.ProcessState != nil && cmd.ProcessState.Exited() {
break
}
}
return
}
return cmd.CombinedOutput()
}
func BuildTags(tags []string) string {
if len(tags) > 1 {
if GOVERSION_NUM() >= 113 {
return fmt.Sprintf("-tags=%v", strings.Join(tags, ","))
}
return fmt.Sprintf("-tags=\"%v\"", strings.Join(tags, "\" \""))
}
return fmt.Sprintf("-tags=%v", strings.Join(tags, ""))
}