From 590c084d50652195518e764726f1a9db410f4104 Mon Sep 17 00:00:00 2001
From: Qingning Huo <qingninghuo@gmail.com>
Date: Sun, 4 Sep 2011 11:29:02 +0100
Subject: [PATCH] subprocess-win32.cc: change named pipe names to contain
 process ID and subprocess object address.

---
 src/subprocess-win32.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/subprocess-win32.cc b/src/subprocess-win32.cc
index 49ccfa8..acc2760 100644
--- a/src/subprocess-win32.cc
+++ b/src/subprocess-win32.cc
@@ -53,9 +53,9 @@ Subprocess::~Subprocess() {
 }
 
 HANDLE Subprocess::SetupPipe(HANDLE ioport) {
-  char pipe_name[32];
+  char pipe_name[100];
   snprintf(pipe_name, sizeof(pipe_name),
-           "\\\\.\\pipe\\ninja_%p_out", ::GetModuleHandle(NULL));
+           "\\\\.\\pipe\\ninja_pid%u_sp%p", GetProcessId(GetCurrentProcess()), this);
 
   pipe_ = ::CreateNamedPipeA(pipe_name,
                              PIPE_ACCESS_INBOUND | FILE_FLAG_OVERLAPPED,
-- 
2.7.4