mirror of https://github.com/zellyn/diskii.git
59 lines
1.2 KiB
Go
59 lines
1.2 KiB
Go
// Copyright © 2016 Zellyn Hunter <zellyn@gmail.com>
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package cmd
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/*
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var missingok bool // flag for whether to consider deleting a nonexistent file okay
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// deleteCmd represents the delete command, used to delete a file.
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var deleteCmd = &cobra.Command{
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Use: "delete",
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Short: "delete a file",
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Long: `Delete a file.
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delete disk-image.dsk HELLO
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`,
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Run: func(cmd *cobra.Command, args []string) {
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if err := runDelete(args); err != nil {
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fmt.Fprintln(os.Stderr, err.Error())
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os.Exit(-1)
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}
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},
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}
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func init() {
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RootCmd.AddCommand(deleteCmd)
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deleteCmd.Flags().BoolVarP(&missingok, "missingok", "f", false, "if true, don't consider deleting a nonexistent file an error")
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}
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// runDelete performs the actual delete logic.
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func runDelete(args []string) error {
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if len(args) != 2 {
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return fmt.Errorf("delete expects a disk image filename, and a filename")
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}
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op, err := disk.Open(args[0])
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if err != nil {
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return err
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}
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deleted, err := op.Delete(args[1])
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if err != nil {
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return err
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}
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if !deleted && !missingok {
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return fmt.Errorf("file %q not found", args[1])
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}
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f, err := os.Create(args[0])
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if err != nil {
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return err
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}
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_, err = op.Write(f)
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if err != nil {
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return err
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}
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if err = f.Close(); err != nil {
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return err
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}
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return nil
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}
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*/
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