[libvirt PATCH 24/32] src: ensure O_CLOEXEC is defined on Windows

[Daniel P. Berrangé <berrange@xxxxxxxxxx>]

Windows uses _O_NOINHERIT as the name for its O_CLOEXEC
equivalent. Define O_CLOEXEC to match this to fix
portability when we remove GNULIB.

Signed-off-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>
---
 src/internal.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/internal.h b/src/internal.h
index 4a63984cec..8c9322ec1e 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -89,6 +89,12 @@
 
 #define NUL_TERMINATE(buf) do { (buf)[sizeof(buf)-1] = '\0'; } while (0)
 
+#ifdef WIN32
+# ifndef O_CLOEXEC
+#  define O_CLOEXEC _O_NOINHERIT
+# endif
+#endif
+
 /**
  * G_GNUC_NO_INLINE:
  *
-- 
2.24.1