Make HTTP_HDR_MAX_VAL a configure option

Thanks to "whocares" in the bts.

Fixes #455

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4030 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache.h

@@ -58,8 +58,6 @@
 #include "heritage.h"
 #include "miniobj.h"
 
-#define HTTP_HDR_MAX_VAL 32
-
 enum {
 	/* Fields from the first line of HTTP proto */
 	HTTP_HDR_REQ,

configure.ac

@@ -363,6 +363,15 @@ else
 fi
 AC_DEFINE_UNQUOTED([VCC_CC],"$VCC_CC",[C compiler command line for VCL code])
 
+# Define HTTP_HDR_MAX_VAL
+AC_ARG_WITH(max-header-fields,
+            AS_HELP_STRING([--with-max-header-fields=NUM],
+                           [How many header fields to support (default=32)]),
+            [],
+            [with_max_header_fields=32])
+
+AC_DEFINE_UNQUOTED(HTTP_HDR_MAX_VAL, $with_max_header_fields, [Define maximum number of header fields supported by varnish ])
+
 # Use jemalloc on Linux
 JEMALLOC_SUBDIR=
 JEMALLOC_LDADD=