When returning a DTMF digit from ast_control_streamfile cast it as a char so that 0 does not overlap with the success return code.

(closes issue #11023)
Reported by: cfc


git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@86502 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 4 insertions, 0 deletions

diff --git a/main/app.c b/main/app.c
index c84bd0f54..9136175ca 100644
--- a/main/app.c
+++ b/main/app.c
@@ -449,6 +449,10 @@ int ast_control_streamfile(struct ast_channel *chan, const char *file,
 			break;
 	}
 
+	/* If we are returning a digit cast it as char */
+	if (res > 0 || chan->stream)
+		res = (char)res;
+
 	ast_stopstream(chan);
 
 	return res;