From 12cac42e31653323ec607ba3b6512fe9a734d083 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 18 Aug 2022 20:02:18 -0400
Subject: Add return status to zix_ring_mlock()

---
 src/ring.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/ring.c b/src/ring.c
index 922def8..4932e9e 100644
--- a/src/ring.c
+++ b/src/ring.c
@@ -14,7 +14,7 @@
 #  define ZIX_MLOCK(ptr, size) mlock((ptr), (size))
 #elif defined(_WIN32)
 #  include <windows.h>
-#  define ZIX_MLOCK(ptr, size) VirtualLock((ptr), (size))
+#  define ZIX_MLOCK(ptr, size) !VirtualLock((ptr), (size))
 #else
 #  pragma message("warning: No memory locking, possible RT violations")
 #  define ZIX_MLOCK(ptr, size)
@@ -106,11 +106,12 @@ zix_ring_free(ZixRing* const ring)
   }
 }
 
-void
+ZixStatus
 zix_ring_mlock(ZixRing* const ring)
 {
-  ZIX_MLOCK(ring, sizeof(ZixRing));
-  ZIX_MLOCK(ring->buf, ring->size);
+  return (ZIX_MLOCK(ring, sizeof(ZixRing)) || ZIX_MLOCK(ring->buf, ring->size))
+           ? ZIX_STATUS_ERROR
+           : ZIX_STATUS_SUCCESS;
 }
 
 void
-- 
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