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author | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2018-02-26 19:58:01 +0000 |
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committer | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2018-02-26 19:58:01 +0000 |
commit | 557d1d7259229ee7dd762750f3bfbcd7412c8564 (patch) | |
tree | bcd9ea6476f22eaa04e204a62308c381e7602f3a /Doc/Zsh | |
parent | 1142e2dedb628352bb6a45f58fed0fd29b0725a9 (diff) | |
download | zsh-557d1d7259229ee7dd762750f3bfbcd7412c8564.tar.gz zsh-557d1d7259229ee7dd762750f3bfbcd7412c8564.tar.xz zsh-557d1d7259229ee7dd762750f3bfbcd7412c8564.zip |
42399: document echo and behaviour of - and --
Diffstat (limited to 'Doc/Zsh')
-rw-r--r-- | Doc/Zsh/builtins.yo | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo index 6c7ec4b28..f460e48a5 100644 --- a/Doc/Zsh/builtins.yo +++ b/Doc/Zsh/builtins.yo @@ -504,6 +504,15 @@ pindex(BSD_ECHO, use of) The tt(-E) flag, or the tt(BSD_ECHO) option, can be used to disable these escape sequences. In the latter case, tt(-e) flag can be used to enable them. + +Note that for standards compliance a double dash does not terminate +option processing; instead, it is printed directly. However, a +single dash does terminate option processing, so the first dash, +possibly following options, is not printed, but everything following it +is printed as an argument. The single dash behaviour is different +from other shells. For a more portable way of printing text, see +tt(printf), and for a more controllable way of printing text within zsh, +see tt(print). ) module(echotc)(zsh/termcap) module(echoti)(zsh/terminfo) |