winmm: MMIO_ALLOCBUF is ignored if mmioOpen gets a valid buffer.

Dmitry Timoshkov dmitry at codeweavers.com
Tue Oct 21 05:27:16 CDT 2008


Existing tests show that MMIO_ALLOCBUF flag is dropped if a valid buffer
is being passed to mmioOpen, that means the buffer is valid in that case.

This patch fixes a regression reported in the bug 15694.
---
 dlls/winmm/mmio.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/dlls/winmm/mmio.c b/dlls/winmm/mmio.c
index 60b6d0f..a750bf2 100644
--- a/dlls/winmm/mmio.c
+++ b/dlls/winmm/mmio.c
@@ -667,10 +667,11 @@ HMMIO MMIO_Open(LPSTR szFileName, MMIOINFO* refmminfo, DWORD dwOpenFlags,
         refmminfo->wErrorRet = MMIO_SetBuffer(wm, refmminfo->pchBuffer, refmminfo->cchBuffer, 0);
 	if (refmminfo->wErrorRet != MMSYSERR_NOERROR)
 	    goto error1;
-	if (wm->info.fccIOProc == FOURCC_MEM)
-	    wm->bBufferLoaded = TRUE;
     }
 
+    if (wm->info.fccIOProc == FOURCC_MEM && !(wm->info.dwFlags & MMIO_ALLOCBUF))
+        wm->bBufferLoaded = TRUE;
+
     /* see mmioDosIOProc for that one */
     wm->info.adwInfo[0] = refmminfo->adwInfo[0];
 
-- 
1.6.0.2




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