/
utils.go
101 lines (94 loc) · 1.72 KB
/
utils.go
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package main
import (
"fmt"
"io"
"io/ioutil"
"os"
"path"
)
func mkDir(dir string) error {
if len(dir) != 0 {
info, err := os.Stat(dir)
if err == nil {
if !info.IsDir() {
return fmt.Errorf("'%s' exists and it is not a directory, cannot proceed", dir)
}
} else if os.IsNotExist(err) {
fmt.Printf("MkdirAll '%s'\n", dir)
return os.MkdirAll(dir, 0755)
} else {
return err
}
}
return nil
}
func (e *mwe) print() {
fmt.Println("args:")
for _, a := range e.args {
fmt.Println("-", a)
}
fmt.Println("entrypoint:", e.entry)
fmt.Println("directory: ", e.dir)
fmt.Println("files:")
for _, s := range e.snippets {
fmt.Println("-", s.name)
}
}
/*
func (es *mwes) print() {
for x, e := range *es {
fmt.Println("\nMWE", x)
e.print()
}
}
*/
func copy(src, dst, name string, isdir bool) error {
srcfp := path.Join(src, name)
dstfp := path.Join(dst, name)
if isdir {
return copyDir(srcfp, dstfp)
}
return copyFile(srcfp, dstfp)
}
// copy a directory recursively
func copyDir(src string, dst string) error {
srcinfo, err := os.Stat(src)
if err != nil {
return err
}
if err = os.MkdirAll(dst, srcinfo.Mode()); err != nil {
return err
}
fds, err := ioutil.ReadDir(src)
if err != nil {
return err
}
for _, fd := range fds {
err = copy(src, dst, fd.Name(), fd.IsDir())
if err != nil {
return err
}
}
return nil
}
func copyFile(src, dst string) error {
srcfd, err := os.Open(src)
if err != nil {
return err
}
defer srcfd.Close()
dstfd, err := os.Create(dst)
if err != nil {
return err
}
defer dstfd.Close()
_, err = io.Copy(dstfd, srcfd)
if err != nil {
return err
}
srcinfo, err := os.Stat(src)
if err != nil {
return err
}
return os.Chmod(dst, srcinfo.Mode())
}