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backup_control: Add backup help string from GNU utils

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The previous help string for the backup subroutines didn't comply with
the formatting found in the `--help` output of e.g. `mv` or `ln`.

Use the exact help string from these utilities instead.
This commit is contained in:
Andreas Hartmann 2021-06-26 20:09:01 +02:00
parent 41d289377b
commit 3b8f135842
1 changed files with 8 additions and 12 deletions
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20
src/uucore/src/lib/mods/backup_control.rs
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@ -7,19 +7,15 @@ pub static BACKUP_CONTROL_VALUES: &[&str] = &[
"simple", "never", "numbered", "t", "existing", "nil", "none", "off",
];
pub static BACKUP_CONTROL_LONG_HELP: &str = "The backup suffix is '~', unless set with --suffix or SIMPLE_BACKUP_SUFFIX. Here are the version control values:
pub static BACKUP_CONTROL_LONG_HELP: &str =
"The backup suffix is '~', unless set with --suffix or SIMPLE_BACKUP_SUFFIX.
The version control method may be selected via the --backup option or through
the VERSION_CONTROL environment variable. Here are the values:
none, off
never make backups (even if --backup is given)
numbered, t
make numbered backups
existing, nil
numbered if numbered backups exist, simple otherwise
simple, never
always make simple backups";
none, off never make backups (even if --backup is given)
numbered, t make numbered backups
existing, nil numbered if numbered backups exist, simple otherwise
simple, never always make simple backups";
#[derive(Debug, Clone, Copy, Eq, PartialEq)]
pub enum BackupMode {