Quick fix for could not fill input buffer errors

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.2@2786 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 6 insertions, 2 deletions

diff --git a/fxotune.c b/fxotune.c
index c5db4d1..f623b81 100644
--- a/fxotune.c
+++ b/fxotune.c
@@ -231,11 +231,15 @@ static int acim_tune(int whichzap, char *dialstr)
 				return -1;
 			}
 
+retry:
 			/* read return response */
 			res = read(whichzap, inbuf, BUFFER_LENGTH);
 			if (res != BUFFER_LENGTH) {
-				fprintf(stderr, "Could not fill input buffer\n");
-				return -1;
+				int x;
+
+				ioctl(whichzap, ZT_GETEVENT, &x);
+				goto retry;
+				
 			}
 
 			/* calculate power of response */