From ee9cf6c407f9e0aebc75c6b08d781dc6fa2f6657 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?agentzh=20=28=E7=AB=A0=E4=BA=A6=E6=98=A5=29?=
 <agentzh@gmail.com>
Date: Fri, 30 Sep 2011 11:43:31 -0700
Subject: [PATCH] checked in the variable_header_ignore_no_hash patch.

---
 ...1.0.6-variable_header_ignore_no_hash.patch | 69 +++++++++++++++++++
 ...1.1.4-variable_header_ignore_no_hash.patch | 69 +++++++++++++++++++
 2 files changed, 138 insertions(+)
 create mode 100644 patches/nginx-1.0.6-variable_header_ignore_no_hash.patch
 create mode 100644 patches/nginx-1.1.4-variable_header_ignore_no_hash.patch

diff --git a/patches/nginx-1.0.6-variable_header_ignore_no_hash.patch b/patches/nginx-1.0.6-variable_header_ignore_no_hash.patch
new file mode 100644
index 000000000..867fe8c58
--- /dev/null
+++ b/patches/nginx-1.0.6-variable_header_ignore_no_hash.patch
@@ -0,0 +1,69 @@
+--- nginx-1.0.6/src/http/ngx_http_variables.c	2011-05-30 05:36:17.000000000 -0700
++++ nginx-1.0.6-patched/src/http/ngx_http_variables.c	2011-09-30 10:59:05.000000000 -0700
+@@ -648,7 +648,17 @@
+ 
+     a = (ngx_array_t *) ((char *) r + data);
+ 
+-    n = a->nelts;
++    h = a->elts;
++    n = 0;
++
++    for (i = 0; i < a->nelts; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
++        n++;
++    }
+ 
+     if (n == 0) {
+         v->not_found = 1;
+@@ -659,9 +669,7 @@
+     v->no_cacheable = 0;
+     v->not_found = 0;
+ 
+-    h = a->elts;
+-
+-    if (n == 1) {
++    if (n == 1 && a->nelts == 1) {
+         v->len = (*h)->value.len;
+         v->data = (*h)->value.data;
+ 
+@@ -670,7 +678,12 @@
+ 
+     len = - (ssize_t) (sizeof("; ") - 1);
+ 
+-    for (i = 0; i < n; i++) {
++    for (i = 0; i < a->nelts; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
+         len += h[i]->value.len + sizeof("; ") - 1;
+     }
+ 
+@@ -683,6 +696,11 @@
+     v->data = p;
+ 
+     for (i = 0; /* void */ ; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
+         p = ngx_copy(p, h[i]->value.data, h[i]->value.len);
+ 
+         if (i == n - 1) {
+@@ -738,6 +756,10 @@
+             i = 0;
+         }
+ 
++        if (header[i].hash == 0) {
++            continue;
++        }
++
+         for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) {
+             ch = header[i].key.data[n];
+ 
diff --git a/patches/nginx-1.1.4-variable_header_ignore_no_hash.patch b/patches/nginx-1.1.4-variable_header_ignore_no_hash.patch
new file mode 100644
index 000000000..56e27571d
--- /dev/null
+++ b/patches/nginx-1.1.4-variable_header_ignore_no_hash.patch
@@ -0,0 +1,69 @@
+--- nginx-1.1.4/src/http/ngx_http_variables.c	2011-05-30 05:36:17.000000000 -0700
++++ nginx-1.1.4-patched/src/http/ngx_http_variables.c	2011-09-30 10:59:05.000000000 -0700
+@@ -648,7 +648,17 @@
+ 
+     a = (ngx_array_t *) ((char *) r + data);
+ 
+-    n = a->nelts;
++    h = a->elts;
++    n = 0;
++
++    for (i = 0; i < a->nelts; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
++        n++;
++    }
+ 
+     if (n == 0) {
+         v->not_found = 1;
+@@ -659,9 +669,7 @@
+     v->no_cacheable = 0;
+     v->not_found = 0;
+ 
+-    h = a->elts;
+-
+-    if (n == 1) {
++    if (n == 1 && a->nelts == 1) {
+         v->len = (*h)->value.len;
+         v->data = (*h)->value.data;
+ 
+@@ -670,7 +678,12 @@
+ 
+     len = - (ssize_t) (sizeof("; ") - 1);
+ 
+-    for (i = 0; i < n; i++) {
++    for (i = 0; i < a->nelts; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
+         len += h[i]->value.len + sizeof("; ") - 1;
+     }
+ 
+@@ -683,6 +696,11 @@
+     v->data = p;
+ 
+     for (i = 0; /* void */ ; i++) {
++
++        if (h[i]->hash == 0) {
++            continue;
++        }
++
+         p = ngx_copy(p, h[i]->value.data, h[i]->value.len);
+ 
+         if (i == n - 1) {
+@@ -738,6 +756,10 @@
+             i = 0;
+         }
+ 
++        if (header[i].hash == 0) {
++            continue;
++        }
++
+         for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) {
+             ch = header[i].key.data[n];
+