From: Mikko Rasa <tdb@tdb.fi>
Date: Tue, 15 Oct 2013 12:45:59 +0000 (+0300)
Subject: Avoid closing handles twice
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=8e696b9c1ee35f2ce5b9264f31b1963758d65ced;p=libs%2Fcore.git

Avoid closing handles twice
---

diff --git a/source/io/unix/handle.cpp b/source/io/unix/handle.cpp
index 9546df9..ea8fa4e 100644
--- a/source/io/unix/handle.cpp
+++ b/source/io/unix/handle.cpp
@@ -50,7 +50,11 @@ unsigned sys_write(Handle &handle, const char *buf, unsigned size)
 
 void sys_close(Handle &handle)
 {
-	close(*handle);
+	if(handle)
+	{
+		close(*handle);
+		*handle = INVALID_HANDLE_VALUE;
+	}
 }
 
 } // namespace IO
diff --git a/source/io/windows/handle.cpp b/source/io/windows/handle.cpp
index 5b1d933..17aabb0 100644
--- a/source/io/windows/handle.cpp
+++ b/source/io/windows/handle.cpp
@@ -35,7 +35,11 @@ unsigned sys_write(Handle &handle, const char *buf, unsigned size)
 
 void sys_close(Handle &handle)
 {
-	CloseHandle(*handle);
+	if(handle)
+	{
+		CloseHandle(*handle);
+		*handle = INVALID_HANDLE_VALUE;
+	}
 }
 
 } // namespace IO