From b48093291a7bd1c0307002225e0c7fbadf79960e Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Tue, 14 Jul 2009 08:38:28 +0000
Subject: [PATCH] ngx_http_set_exten() is always successful since 0.3.46

---
 src/http/ngx_http_core_module.c | 22 +++++++---------------
 src/http/ngx_http_core_module.h |  2 +-
 src/http/ngx_http_script.c      |  6 +-----
 3 files changed, 9 insertions(+), 21 deletions(-)

diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index 3d2ccd083..9d614d450 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -1228,10 +1228,7 @@ ngx_http_core_try_files_phase(ngx_http_request_t *r,
             ngx_memcpy(p, name, path.len);
         }
 
-        if (ngx_http_set_exten(r) != NGX_OK) {
-            ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-            return NGX_OK;
-        }
+        ngx_http_set_exten(r);
 
         ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
                        "try file uri: \"%V\"", &r->uri);
@@ -1641,7 +1638,7 @@ ngx_http_set_content_type(ngx_http_request_t *r)
 }
 
 
-ngx_int_t
+void
 ngx_http_set_exten(ngx_http_request_t *r)
 {
     ngx_int_t  i;
@@ -1655,14 +1652,14 @@ ngx_http_set_exten(ngx_http_request_t *r)
             r->exten.len = r->uri.len - i - 1;
             r->exten.data = &r->uri.data[i + 1];
 
-            break;
+            return;
 
         } else if (r->uri.data[i] == '/') {
-            break;
+            return;
         }
     }
 
-    return NGX_OK;
+    return;
 }
 
 
@@ -2087,9 +2084,7 @@ ngx_http_subrequest(ngx_http_request_t *r,
     sr->method_name = ngx_http_core_get_method;
     sr->http_protocol = r->http_protocol;
 
-    if (ngx_http_set_exten(sr) != NGX_OK) {
-        return NGX_ERROR;
-    }
+    ngx_http_set_exten(sr);
 
     sr->main = r->main;
     sr->parent = r;
@@ -2168,10 +2163,7 @@ ngx_http_internal_redirect(ngx_http_request_t *r,
     ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
                    "internal redirect: \"%V?%V\"", uri, &r->args);
 
-    if (ngx_http_set_exten(r) != NGX_OK) {
-        ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-        return NGX_DONE;
-    }
+    ngx_http_set_exten(r);
 
     /* clear the modules contexts */
     ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module);
diff --git a/src/http/ngx_http_core_module.h b/src/http/ngx_http_core_module.h
index e7bffbfa7..71d5b953c 100644
--- a/src/http/ngx_http_core_module.h
+++ b/src/http/ngx_http_core_module.h
@@ -438,7 +438,7 @@ ngx_int_t ngx_http_core_content_phase(ngx_http_request_t *r,
 
 void *ngx_http_test_content_type(ngx_http_request_t *r, ngx_hash_t *types_hash);
 ngx_int_t ngx_http_set_content_type(ngx_http_request_t *r);
-ngx_int_t ngx_http_set_exten(ngx_http_request_t *r);
+void ngx_http_set_exten(ngx_http_request_t *r);
 u_char *ngx_http_map_uri_to_path(ngx_http_request_t *r, ngx_str_t *name,
     size_t *root_length, size_t reserved);
 ngx_int_t ngx_http_auth_basic_user(ngx_http_request_t *r);
diff --git a/src/http/ngx_http_script.c b/src/http/ngx_http_script.c
index dbe6c34bd..ad9d88b40 100644
--- a/src/http/ngx_http_script.c
+++ b/src/http/ngx_http_script.c
@@ -1074,11 +1074,7 @@ ngx_http_script_regex_end_code(ngx_http_script_engine_t *e)
             return;
         }
 
-        if (ngx_http_set_exten(r) != NGX_OK) {
-            e->ip = ngx_http_script_exit;
-            e->status = NGX_HTTP_INTERNAL_SERVER_ERROR;
-            return;
-        }
+        ngx_http_set_exten(r);
     }
 
     e->ip += sizeof(ngx_http_script_regex_end_code_t);