From 9fe98985b32d62cff4bc910323f3a8f22751e89d Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Thu, 31 Jul 2008 14:41:19 +0000
Subject: 	* spawn.cc (spawn_guts): Check constructed short pathname for
 being 	a DOS device name and fall back to long path name, if so.

---
 winsup/cygwin/spawn.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'winsup/cygwin/spawn.cc')

diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc
index 485d2c44b..f98ab6be9 100644
--- a/winsup/cygwin/spawn.cc
+++ b/winsup/cygwin/spawn.cc
@@ -483,7 +483,10 @@ spawn_guts (const char *prog_arg, const char *const *argv,
         PWCHAR r = runpath + 4;
 	if (r[1] != L':') /* UNC path */
 	  *(r += 2) = L'\\';
-	runpath = r;
+	if (!RtlIsDosDeviceName_U (r))
+	  runpath = r;
+	else if (*r == L'\\')
+	  *r = L'C';
       }
   }
 
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