[PATCH] Add VIRTUAL_DOCUMENT_ROOT variable

[Anish Mistry]

        The attached patch adds the VIRTUAL_DOCUMENT_ROOT so the 
VirtualDocumentRoot value is available to test for dynamic virtual 
hosts. The patch is against 2.0.55.

http://am-productions.biz/docs/patch-modules_mappers_mod_vhost_alias.c
-- 
Anish Mistry
[EMAIL PROTECTED]
AM Productions http://am-productions.biz/

--- modules/mappers/mod_vhost_alias.c.orig	Fri Feb  4 15:21:18 2005
+++ modules/mappers/mod_vhost_alias.c	Sat Oct 22 14:39:52 2005
@@ -259,12 +259,14 @@
     int ndots;
 
     char buf[HUGE_STRING_LEN];
-    char *dest, last;
+    char *dest, last, *path;
 
     int N, M, Np, Mp, Nd, Md;
     const char *start, *end;
 
     const char *p;
+	apr_table_t *e;
+	e = r->subprocess_env;
 
     ndots = 0;
     dots[ndots++] = name-1; /* slightly naughty */
@@ -373,11 +375,20 @@
     }
 
     if (r->filename) {
+	path = apr_pstrcat(r->pool, r->filename, buf, NULL);
 	r->filename = apr_pstrcat(r->pool, r->filename, buf, uri, NULL);
     }
     else {
+	path = apr_pstrcat(r->pool, buf, NULL);
 	r->filename = apr_pstrcat(r->pool, buf, uri, NULL);
     }
+
+        if(apr_table_get(e, "VIRTUAL_DOCUMENT_ROOT") == NULL)
+                apr_table_addn(e, "VIRTUAL_DOCUMENT_ROOT", path);  
+        else
+                apr_table_set(e, "VIRTUAL_DOCUMENT_ROOT", path);
+
+
 }
 
 static int mva_translate(request_rec *r)

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