[patch] Patch to tracepath6.c

021109-gcc34_additional2.patch (text/plain), 1.44 KB, created by Dave Stahl on 2005-02-06 04:31:01 UTC

--- iputils/tracepath6.c.orig	2005-02-06 03:51:56.168881720 -0800
+++ iputils/tracepath6.c	2005-02-06 04:01:37.723471984 -0800
@@ -66,7 +66,7 @@
 	int progress = -1;
 	int broken_router;
 
-restart:
+       while (1) {
 	memset(&rcvbuf, -1, sizeof(rcvbuf));
 	iov.iov_base = &rcvbuf;
 	iov.iov_len = sizeof(rcvbuf);
@@ -83,7 +83,7 @@
 	if (res < 0) {
 		if (errno == EAGAIN)
 			return progress;
-		goto restart;
+		continue;
 	}
 
 	progress = 2;
@@ -222,34 +222,29 @@
 		perror("NET ERROR");
 		return 0;
 	}
-	goto restart;
+       }
 }
 
 int probe_ttl(int fd, int ttl)
 {
-	int i;
+	int i=0, res;
 	char sndbuf[mtu];
 	struct probehdr *hdr = (struct probehdr*)sndbuf;
 
-restart:
-
-	for (i=0; i<10; i++) {
-		int res;
-
-		hdr->ttl = ttl;
-		gettimeofday(&hdr->tv, NULL);
-		if (send(fd, sndbuf, mtu-overhead, 0) > 0)
-			break;
-		res = recverr(fd, ttl);
-		if (res==0)
-			return 0;
-		if (res > 0)
-			goto restart;
-	}
-
-	if (i<10) {
-		int res;
-
+	while (i<10) {
+		for (i=0; i<10; i++) {
+			hdr->ttl = ttl;
+			gettimeofday(&hdr->tv, NULL);
+			if (send(fd, sndbuf, mtu-overhead, 0) > 0)
+				break;
+			res = recverr(fd, ttl);
+			if (res==0)
+				return 0;
+			if (res > 0) {
+				i = 0;
+				continue;
+			}
+		}
 		data_wait(fd);
 		if (recv(fd, sndbuf, sizeof(sndbuf), MSG_DONTWAIT) > 0) {
 			printf("%2d?: reply received 8)\n", ttl);
@@ -257,7 +252,7 @@
 		}
 		res = recverr(fd, ttl);
 		if (res == 1)
-			goto restart;
+			continue;
 		return res;
 	}