add short descriptions for PCRE ini options

20 years ago · 6cc5c10713
2 changed files with 12 additions and 0 deletions
--- a/php.ini-dist
+++ b/php.ini-dist
@ -586,7 +586,13 @@ default_socket_timeout = 60
 ;xmlrpc_errors = 0

 [Pcre]
+;PCRE library backtracking limit.
 ;pcre.recursion_limit=100000
+
+;PCRE library recursion limit. 
+;Please note that if you set this value to a high number you may consume all 
+;the available process stack and eventually crash PHP (due to reaching the 
+;stack size limit imposed by the Operating System).
 ;pcre.backtrack_limit=100000

 [Syslog]
--- a/php.ini-recommended
+++ b/php.ini-recommended
@ -617,7 +617,13 @@ default_socket_timeout = 60
 ;xmlrpc_errors = 0

 [Pcre]
+;PCRE library backtracking limit.
 ;pcre.recursion_limit=100000
+
+;PCRE library recursion limit. 
+;Please note that if you set this value to a high number you may consume all 
+;the available process stack and eventually crash PHP (due to reaching the 
+;stack size limit imposed by the Operating System).
 ;pcre.backtrack_limit=100000

 [Syslog]