X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/a7dc44d27d019f57d9ce484feb8d1a363464102b..7352b8736b94a7cb375cc2789fba6728d5c35955:/socket.c

diff --git a/socket.c b/socket.c
index 6a13b04a..a19542f8 100644
--- a/socket.c
+++ b/socket.c
@@ -70,7 +70,7 @@ static int establish_proxy_connection(int fd, char *host, int port)
 			buffer);
 		return -1;
 	}
-	for (cp = &buffer[5]; isdigit((int) *cp) || (*cp == '.'); cp++)
+	for (cp = &buffer[5]; isdigit(* (unsigned char *) cp) || (*cp == '.'); cp++)
 		;
 	while (*cp == ' ')
 		cp++;
@@ -374,7 +374,16 @@ int is_a_socket(int fd)
 }
 
 
-void start_accept_loop(int port, int (*fn)(int ))
+static RETSIGTYPE sigchld_handler(UNUSED(int val))
+{
+	signal(SIGCHLD, sigchld_handler);
+#ifdef WNOHANG
+	while (waitpid(-1, NULL, WNOHANG) > 0) {}
+#endif
+}
+
+
+void start_accept_loop(int port, int (*fn)(int, int))
 {
 	int s;
 	extern char *bind_address;
@@ -419,21 +428,17 @@ void start_accept_loop(int port, int (*fn)(int ))
 
 		if (fd == -1) continue;
 
-		signal(SIGCHLD, SIG_IGN);
-
-		/* we shouldn't have any children left hanging around
-		   but I have had reports that on Digital Unix zombies
-		   are produced, so this ensures that they are reaped */
-#ifdef WNOHANG
-                while (waitpid(-1, NULL, WNOHANG) > 0);
-#endif
+		signal(SIGCHLD, sigchld_handler);
 
 		if ((pid = fork()) == 0) {
+			int ret;
 			close(s);
 			/* open log file in child before possibly giving
 			   up privileges  */
 			log_open();
-			_exit(fn(fd));
+			ret = fn(fd, fd);
+			close_all();
+			_exit(ret);
 		} else if (pid < 0) {
 			rprintf(FERROR,
 				RSYNC_NAME