From: Timo Sirainen <tss@iki.fi>
Date: Sun, 14 Feb 2010 19:49:40 +0000 (+0200)
Subject: zlib: If writing without being corked, flush the stream.
X-Git-Tag: 2.0.beta3~89
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=71c6eb478c57800cc59bbdde822e609faa170d6a;p=thirdparty%2Fdovecot%2Fcore.git

zlib: If writing without being corked, flush the stream.

--HG--
branch : HEAD
---

diff --git a/src/plugins/zlib/ostream-zlib.c b/src/plugins/zlib/ostream-zlib.c
index 2e9cb63672..6e5d83b472 100644
--- a/src/plugins/zlib/ostream-zlib.c
+++ b/src/plugins/zlib/ostream-zlib.c
@@ -96,6 +96,10 @@ o_stream_zlib_send_chunk(struct zlib_ostream *zstream,
 {
 	z_stream *zs = &zstream->zs;
 	ssize_t ret;
+	int flush;
+
+	flush = zstream->ostream.corked || zstream->gz ?
+		Z_NO_FLUSH : Z_SYNC_FLUSH;
 
 	if (!zstream->header_sent)
 		o_stream_zlib_send_gz_header(zstream);
@@ -115,7 +119,7 @@ o_stream_zlib_send_chunk(struct zlib_ostream *zstream,
 			}
 		}
 
-		switch (deflate(zs, Z_NO_FLUSH)) {
+		switch (deflate(zs, flush)) {
 		case Z_OK:
 		case Z_BUF_ERROR:
 			break;