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| author | Oliver Kiddle <opk@zsh.org> | 2023-10-31 01:04:19 +0100 |
|---|---|---|
| committer | Oliver Kiddle <opk@zsh.org> | 2023-11-02 14:54:59 +0100 |
| commit | de635b4ee56c188ccbaf0009027f9d1c0d42af0f (patch) | |
| tree | f45a398d019bb7aed4aa02093d5ae0af7ddbe5b9 /Doc | |
| parent | a9b0ccd661db7292a4ab52b3ffe6fbc8dc8ade4f (diff) | |
| download | zsh-de635b4ee56c188ccbaf0009027f9d1c0d42af0f.tar.gz zsh-de635b4ee56c188ccbaf0009027f9d1c0d42af0f.tar.xz zsh-de635b4ee56c188ccbaf0009027f9d1c0d42af0f.zip | |
52253: support pcre callouts with shell evaluation of the callout string
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/Zsh/mod_pcre.yo | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Doc/Zsh/mod_pcre.yo b/Doc/Zsh/mod_pcre.yo index da73ac85a..41fab4475 100644 --- a/Doc/Zsh/mod_pcre.yo +++ b/Doc/Zsh/mod_pcre.yo @@ -69,6 +69,11 @@ print -l $accum) ) enditem() +If the regular expression contains callouts, these are executed as shell code. +During the execution of the callout, the string the regular expression is +matching against is available in the parameter tt(.pcre.subject). If there is a +non-zero return status from the shell code, the callout does not match. + The option tt(-d) uses the alternative breadth-first DFA search algorithm of pcre. This sets tt(match), or the array given with tt(-a), to all the matches found from the same start point in the subject. |