From 5e62e71b13f29c227727a145765f2e625b4da30b Mon Sep 17 00:00:00 2001
From: Pavel Rojtberg <rojtberg@gmail.com>
Date: Sun, 11 Oct 2015 16:28:01 +0200
Subject: [PATCH] fix wrong ifdef bracketing

in the case of HAVE_CAMV4L2 && !HAVE_CAMV4L there was no body for the if
statement.
---
 modules/videoio/src/cap_v4l.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/modules/videoio/src/cap_v4l.cpp b/modules/videoio/src/cap_v4l.cpp
index 4f00e43d51..297d619f86 100644
--- a/modules/videoio/src/cap_v4l.cpp
+++ b/modules/videoio/src/cap_v4l.cpp
@@ -1939,18 +1939,16 @@ static int sonix_decompress(int width, int height, unsigned char *inp, unsigned
 static IplImage* icvRetrieveFrameCAM_V4L( CvCaptureCAM_V4L* capture, int) {
 
 #ifdef HAVE_CAMV4L2
-  if (V4L2_SUPPORT == 0)
-#endif /* HAVE_CAMV4L2 */
 #ifdef HAVE_CAMV4L
+  if (V4L2_SUPPORT == 0)
   {
-
     /* [FD] this really belongs here */
     if (ioctl(capture->deviceHandle, VIDIOCSYNC, &capture->mmaps[capture->bufferIndex].frame) == -1) {
       fprintf( stderr, "VIDEOIO ERROR: V4L: Could not SYNC to video stream. %s\n", strerror(errno));
     }
-
   }
 #endif /* HAVE_CAMV4L */
+#endif /* HAVE_CAMV4L2 */
 
    /* Now get what has already been captured as a IplImage return */