# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1642026970 -10800
# Node ID b7ff3d1915a10faf266d5f30aae5bdf74524e596
# Parent  2594d336342d2030fbbf1841cce784c55a2cdfee
Development guide: fixed misleading comment about rc.options.

While ngx_regex_compile() indeed used to pass rc.options as is to
pcre_compile(), this is certainly not a guaranteed property of the
interface.  Further, it is no longer true since introduction of PCRE2
support in nginx 1.21.5.

diff -r 2594d336342d -r b7ff3d1915a1 xml/en/docs/dev/development_guide.xml
--- a/xml/en/docs/dev/development_guide.xml	Wed Dec 29 14:07:09 2021 +0300
+++ b/xml/en/docs/dev/development_guide.xml	Thu Jan 13 01:36:10 2022 +0300
@@ -9,7 +9,7 @@
 <article name="Development guide"
          link="/en/docs/dev/development_guide.html"
          lang="en"
-         rev="10">
+         rev="11">
 
 <section name="Introduction" id="introduction">
 
@@ -623,7 +623,7 @@
 rc.pool = cf->pool;
 rc.err.len = NGX_MAX_CONF_ERRSTR;
 rc.err.data = errstr;
-/* rc.options are passed as is to pcre_compile() */
+/* rc.options can be set to NGX_REGEX_CASELESS */
 
 if (ngx_regex_compile(&amp;rc) != NGX_OK) {
     ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &amp;rc.err);