From: michael <michael>
Date: Sat, 1 Jul 2006 22:51:40 +0000 (+0000)
Subject: better reconnect-logic
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/record-dvb/commitdiff_plain/34d3d2846a69a1ae8c108e57e2539ac461b19328

better reconnect-logic
---

diff --git a/record-dvb.c b/record-dvb.c
index 02fcd51..38609a4 100644
--- a/record-dvb.c
+++ b/record-dvb.c
@@ -20,6 +20,7 @@ void record(int(*open_fn)(char *), char *url, char *outfile, int duration)
 {
 	struct timeval start, curr;
 	int bytes, recvd, written, count = 0;
+	int error_sleep = 0;
 	char buffer[CHUNKSIZE];
 	int in, out;
 
@@ -39,13 +40,25 @@ void record(int(*open_fn)(char *), char *url, char *outfile, int duration)
 	curr = start;
 
 	do {
-		if ((recvd = recv(in, buffer, CHUNKSIZE, 0)) < 1) {
-			/* TODO: Insert better connection-loss recovery here */
+		if (error_sleep) {
+			sleep(error_sleep);
+			printf("Reconnecting... ");
 			if ((in = (*open_fn)(url)) < 0) {
-				sleep(1);
+				if (error_sleep < 60)
+					error_sleep *= 2;
+
+				printf("failed\n");
 				continue;
+			} else {
+				printf("succeeded\n");
+				error_sleep = 0;
 			}
 		}
+
+		if ((recvd = recv(in, buffer, CHUNKSIZE, 0)) < 1) {
+			error_sleep = 1;
+			continue;
+		}
 		written = 0;
 		do {
 			if ((bytes = write(out, buffer, recvd-written)) < 0) {