From 375bbd497da947ebcb998e6be7eaad8623d1cc8c Mon Sep 17 00:00:00 2001
From: Pierre Joye <pajoye@php.net>
Date: Thu, 23 Apr 2009 20:19:06 +0000
Subject: [PATCH] - allow to set or disable the multithreaded build (n, auto or
 disable)

---
 win32/build/config.w32 | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/win32/build/config.w32 b/win32/build/config.w32
index e779afb96bb..1f9821ba3bd 100644
--- a/win32/build/config.w32
+++ b/win32/build/config.w32
@@ -146,8 +146,16 @@ if (VCVERS >= 1400) {
 	}
 }
 
-if (VCVERS >= 1500) {
-	ADD_FLAG('CFLAGS', ' /MP ');
+ARG_WITH('mp', 'Tell VC9 use up to [n,auto,disable] processes for compilation', 'auto');
+if (VCVERS >= 1500 && PHP_MP != 'disable') {
+		if(PHP_MP == 'auto') {
+			 ADD_FLAG('CFLAGS', ' /MP ');
+		}
+		if(parseInt(PHP_MP) != 0) {
+			ADD_FLAG('CFLAGS', ' /MP'+ PHP_MP +' ');
+		} else {
+			STDOUT.WriteLine('WARNING: Invalid argument for MP: ' + PHP_MP);
+		}
 }
 
 // General link flags