mirror of https://github.com/zellyn/diskii.git
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
// Copyright © 2016 Zellyn Hunter <zellyn@gmail.com>
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package cmd
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import (
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"fmt"
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"github.com/zellyn/diskii/disk"
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"github.com/zellyn/diskii/types"
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)
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// DeleteCmd is the kong `delete` command.
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type DeleteCmd struct {
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Order types.DiskOrder `kong:"default='auto',enum='auto,do,po',help='Logical-to-physical sector order.'"`
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System string `kong:"default='auto',enum='auto,dos3',help='DOS system used for image.'"`
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MissingOk bool `kong:"short='f',help='Overwrite existing file?'"`
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DiskImage string `kong:"arg,required,type='existingfile',help='Disk image to modify.'"`
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Filename string `kong:"arg,required,help='Filename to use on disk.'"`
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}
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// Help displays extended help and examples.
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func (d DeleteCmd) Help() string {
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return `Examples:
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# Delete file GREMLINS on disk image games.dsk.
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diskii rm games.dsk GREMLINS`
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}
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// Run the `delete` command.
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func (d *DeleteCmd) Run(globals *types.Globals) error {
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op, order, err := disk.OpenFilename(d.DiskImage, d.Order, d.System, globals.DiskOperatorFactories, globals.Debug)
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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(d.Filename)
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if err != nil {
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return err
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}
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if !deleted && !d.MissingOk {
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return fmt.Errorf("file %q not found (use -f to prevent this being an error)", d.Filename)
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}
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return disk.WriteBack(d.DiskImage, op, order, true)
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}
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