From 62ee1c68a54bdc744cc2dac69cdeaa5585c93261 Mon Sep 17 00:00:00 2001
From: Niels Provos <provos@gmail.com>
Date: Sat, 2 Dec 2006 21:29:54 +0000
Subject: merge from trunk:  - CLOCK_MONOTONIC fixes  - http content-length
 fixes

svn:r292
---
 evdns.c |  6 +++++-
 event.c |  6 +++++-
 http.c  | 31 ++++++++++++++++++-------------
 3 files changed, 28 insertions(+), 15 deletions(-)

diff --git a/evdns.c b/evdns.c
index 085ffa62..b61d0f2f 100644
--- a/evdns.c
+++ b/evdns.c
@@ -799,7 +799,11 @@ transaction_id_pick(void) {
 #ifdef DNS_USE_CPU_CLOCK_FOR_ID
 		struct timespec ts;
 		u16 trans_id;
-		if (clock_gettime(CLOCK_MONOTONIC, &ts))
+#ifdef CLOCK_MONOTONIC
+		if (clock_gettime(CLOCK_MONOTONIC, &ts) == -1)
+#else
+		if (clock_gettime(CLOCK_REALTIME, &ts) == -1)
+#endif
 			event_err(1, "clock_gettime");
                 trans_id = ts.tv_nsec & 0xffff;
 #endif
diff --git a/event.c b/event.c
index b5bda5c4..864d4d26 100644
--- a/event.c
+++ b/event.c
@@ -149,8 +149,12 @@ gettime(struct timeval *tp)
 {
 #ifdef HAVE_CLOCK_GETTIME
 	struct timespec	ts;
-	
+
+#ifdef HAVE_CLOCK_MONOTONIC      
 	if (clock_gettime(CLOCK_MONOTONIC, &ts) == -1)
+#else
+	if (clock_gettime(CLOCK_REALTIME, &ts) == -1)
+#endif
 		return (-1);
 	tp->tv_sec = ts.tv_sec;
 	tp->tv_usec = ts.tv_nsec / 1000;
diff --git a/http.c b/http.c
index 83f3dd80..c3036a96 100644
--- a/http.c
+++ b/http.c
@@ -302,21 +302,26 @@ evhttp_make_header_response(struct evhttp_connection *evcon,
 	    req->response_code_line);
 	evbuffer_add(evcon->output_buffer, line, strlen(line));
 
-	/* Potentially add headers */
-	if (evhttp_find_header(req->output_headers, "Content-Type") == NULL) {
+	/* Potentially add headers for unidentified content. */
+	if (EVBUFFER_LENGTH(req->output_buffer) &&
+	    evhttp_find_header(req->output_headers, "Content-Type") == NULL) {
 		evhttp_add_header(req->output_headers,
 		    "Content-Type", "text/html; charset=ISO-8859-1");
-	}
-
-	/* 
-	 * we need to add the content length if the user did not give it,
-	 * this is required for persistent connections to work.
-	 */
-	if (evhttp_find_header(req->output_headers, "Content-Length") == NULL){
-		static char len[12];
-		snprintf(len, sizeof(len), "%ld",
-			 (long)EVBUFFER_LENGTH(req->output_buffer));
-		evhttp_add_header(req->output_headers, "Content-Length", len);
+		/* 
+		 * we need to add the content length if the user did
+		 * not give it, this is required for persistent
+		 * connections to work.
+		 */
+		if (evhttp_find_header(req->output_headers,
+			"Transfer-Encoding") == NULL &&
+		    evhttp_find_header(req->output_headers,
+			"Content-Length") == NULL) {
+			static char len[12];
+			snprintf(len, sizeof(len), "%ld",
+			    (long)EVBUFFER_LENGTH(req->output_buffer));
+			evhttp_add_header(req->output_headers,
+			    "Content-Length", len);
+		}
 	}
 
 	/* if the request asked for a close, we send a close, too */
-- 
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