From 42444811b9281b1946a7a6f6d2f0b3ab2a98c269 Mon Sep 17 00:00:00 2001
From: Ruslan Ermilov <ru@nginx.com>
Date: Thu, 21 Jun 2012 11:02:22 +0000
Subject: [PATCH] Fixed compile-time conditionals used to detect if
 X-Forwarded-For support is needed.

---
 auto/modules                  | 6 ++++--
 src/http/ngx_http_request.c   | 2 +-
 src/http/ngx_http_request.h   | 2 +-
 src/http/ngx_http_variables.c | 2 +-
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/auto/modules b/auto/modules
index ebea30232..2d9da945c 100644
--- a/auto/modules
+++ b/auto/modules
@@ -223,6 +223,7 @@ fi
 
 if [ $HTTP_REALIP = YES ]; then
     have=NGX_HTTP_REALIP . auto/have
+    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
     HTTP_MODULES="$HTTP_MODULES $HTTP_REALIP_MODULE"
     HTTP_SRCS="$HTTP_SRCS $HTTP_REALIP_SRCS"
 fi
@@ -233,12 +234,13 @@ if [ $HTTP_STATUS = YES ]; then
 fi
 
 if [ $HTTP_GEO = YES ]; then
-    have=NGX_HTTP_GEO . auto/have
+    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
     HTTP_MODULES="$HTTP_MODULES $HTTP_GEO_MODULE"
     HTTP_SRCS="$HTTP_SRCS $HTTP_GEO_SRCS"
 fi
 
 if [ $HTTP_GEOIP = YES ]; then
+    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
     HTTP_MODULES="$HTTP_MODULES $HTTP_GEOIP_MODULE"
     HTTP_SRCS="$HTTP_SRCS $HTTP_GEOIP_SRCS"
 fi
@@ -273,7 +275,7 @@ if [ $HTTP_SSL = YES ]; then
 fi
 
 if [ $HTTP_PROXY = YES ]; then
-    have=NGX_HTTP_PROXY . auto/have
+    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
     #USE_MD5=YES
     HTTP_MODULES="$HTTP_MODULES $HTTP_PROXY_MODULE"
     HTTP_DEPS="$HTTP_DEPS $HTTP_PROXY_DEPS"
diff --git a/src/http/ngx_http_request.c b/src/http/ngx_http_request.c
index b1877131c..e0ae5241f 100644
--- a/src/http/ngx_http_request.c
+++ b/src/http/ngx_http_request.c
@@ -138,7 +138,7 @@ ngx_http_header_t  ngx_http_headers_in[] = {
     { ngx_string("Keep-Alive"), offsetof(ngx_http_headers_in_t, keep_alive),
                  ngx_http_process_header_line },
 
-#if (NGX_HTTP_PROXY || NGX_HTTP_REALIP || NGX_HTTP_GEO)
+#if (NGX_HTTP_X_FORWARDED_FOR)
     { ngx_string("X-Forwarded-For"),
                  offsetof(ngx_http_headers_in_t, x_forwarded_for),
                  ngx_http_process_header_line },
diff --git a/src/http/ngx_http_request.h b/src/http/ngx_http_request.h
index 70ca6097e..ec946c5a6 100644
--- a/src/http/ngx_http_request.h
+++ b/src/http/ngx_http_request.h
@@ -192,7 +192,7 @@ typedef struct {
 
     ngx_table_elt_t                  *keep_alive;
 
-#if (NGX_HTTP_PROXY || NGX_HTTP_REALIP || NGX_HTTP_GEO)
+#if (NGX_HTTP_X_FORWARDED_FOR)
     ngx_table_elt_t                  *x_forwarded_for;
 #endif
 
diff --git a/src/http/ngx_http_variables.c b/src/http/ngx_http_variables.c
index 76b292553..f34a6d9a3 100644
--- a/src/http/ngx_http_variables.c
+++ b/src/http/ngx_http_variables.c
@@ -134,7 +134,7 @@ static ngx_http_variable_t  ngx_http_core_variables[] = {
       offsetof(ngx_http_request_t, headers_in.via), 0, 0 },
 #endif
 
-#if (NGX_HTTP_PROXY || NGX_HTTP_REALIP)
+#if (NGX_HTTP_X_FORWARDED_FOR)
     { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_header,
       offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 },
 #endif