nginx 0.5.18 *) Feature: the ngx_http_sub_filter_module. *) Feature: the "$upstream_http_..." variables. *) Feature: now the $upstream_status and $upstream_response_time variables keep data about all upstreams before X-Accel-Redirect. *) Bugfix: a segmentation fault occurred in master process after first reconfiguration and receiving any signal if nginx was built with ngx_http_perl_module and perl did not support multiplicity; bug appeared in 0.5.9. *) Bugfix: if perl did not support multiplicity, then after reconfiguration perl code did not work; bug appeared in 0.3.38.

--- a/src/http/modules/perl/ngx_http_perl_module.c
+++ b/src/http/modules/perl/ngx_http_perl_module.c
@@ -459,6 +459,11 @@ ngx_http_perl_init_interpreter(ngx_conf_
 #if !(NGX_HAVE_PERL_MULTIPLICITY)
 
     if (perl) {
+
+        if (ngx_set_environment(cf->cycle, NULL) == NULL) {
+            return NGX_CONF_ERROR;
+        }
+
         if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log)
             != NGX_OK)
         {
@@ -466,6 +471,7 @@ ngx_http_perl_init_interpreter(ngx_conf_
         }
 
         pmcf->perl = perl;
+        pmcf->nginx = nginx_stash;
 
         return NGX_CONF_OK;
     }