fix weird slow start issue

1 files changed, 12 insertions, 10 deletions

diff --git a/src/multipart-replace.c b/src/multipart-replace.c
index fa893f2..facca62 100644
--- a/src/multipart-replace.c
+++ b/src/multipart-replace.c
@@ -40,7 +40,7 @@
 			if (err != 0) { \
 				error(0, err, "%s", name); \
 			} else { \
-				error(0, errno, "%s: umm... what?  Not EOF, but also not error.  Here's errno", name); \
+				error(0, 0, "%s: panic: neither feof nor ferror", name); \
 			} \
 			ret = EXIT_FAILURE; \
 		} \
@@ -155,15 +155,17 @@ int multipart_replace_writer(struct multipart_replace_stream *s, int fd, const c
 
 		pthread_rwlock_unlock(&s->frontlock);
 
-		/* send the frame to the client */
-		if (fwrite(boundary, boundary_len, 1, stream) < 1)
-			stdioerror(stream, "dst <- boundary");
-		if (fwrite(myframe.buf, myframe.len, 1, stream) < 1)
-			stdioerror(stream, "dst <- frame");
-		/* send a blank line for pleasantness */
-		if (fwrite("\r\n", 2, 1, stream) < 1)
-			stdioerror(stream, "dst <- nl");
-		fflush(stream);
+		if (myframe.len != 0) {
+			/* send the frame to the client */
+			if (fwrite(boundary, boundary_len, 1, stream) < 1)
+				stdioerror(stream, "dst <- boundary");
+			if (fwrite(myframe.buf, myframe.len, 1, stream) < 1)
+				stdioerror(stream, "dst <- frame");
+			/* send a blank line for pleasantness */
+			if (fwrite("\r\n", 2, 1, stream) < 1)
+				stdioerror(stream, "dst <- nl");
+			fflush(stream);
+		}
 
 		/* poll until there's a new frame */
 		pthread_rwlock_rdlock(&s->frontlock);