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Diffstat (limited to 'Doc/Zsh/contrib.yo')
-rw-r--r-- | Doc/Zsh/contrib.yo | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/Doc/Zsh/contrib.yo b/Doc/Zsh/contrib.yo index 558342711..011a75c77 100644 --- a/Doc/Zsh/contrib.yo +++ b/Doc/Zsh/contrib.yo @@ -4418,24 +4418,28 @@ the elements from the tt(input) list in each run. If no var(command) is provided, then no var(arg) list may be provided, and in that event the default command is `tt(print)' with arguments `tt(-r -)tt(-)'. -For example, to get a long tt(ls) listing of all plain files in the -current directory or its subdirectories: +For example, to get a long tt(ls) listing of all non-hidden plain files +in the current directory or its subdirectories: example(autoload -U zargs -zargs -- **/*(.) -- ls -l) +zargs -- **/*(.) -- ls -ld --) -Note that `tt(-)tt(-)' is used both to mark the end of the var(option) -list and to mark the end of the var(input) list, so it must appear twice -whenever the var(input) list may be empty. If there is guaranteed to be -at least one var(input) and the first var(input) does not begin with a -`tt(-)', then the first `tt(-)tt(-)' may be omitted. +The first and third occurrences of `tt(-)tt(-)' are used to mark the end +of options for tt(zargs) and tt(ls) respectively to guard against +filenames starting with `tt(-)', while the second is used to separate the +list of files from the command to run (`tt(ls -ld --)'). + +The first `tt(-)tt(-)' would also be needed if there was a chance the +list might be empty as in: + +example(zargs -r -- ./*.back(#qN) -- rm -f) In the event that the string `tt(-)tt(-)' is or may be an var(input), the tt(-e) option may be used to change the end-of-inputs marker. Note that this does em(not) change the end-of-options marker. For example, to use `tt(..)' as the marker: -example(zargs -e.. -- **/*(.) .. ls -l) +example(zargs -e.. -- **/*(.) .. ls -ld --) This is a good choice in that example because no plain file can be named `tt(..)', but the best end-marker depends on the circumstances. |