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[rsync/rsync.git] / main.c

diff --git a/main.c b/main.c
index 254d9d5..37c4618 100644 (file)
--- a/main.c
+++ b/main.c
@@ -492,9 +492,10 @@ static void do_server_recv(int f_in, int f_out, int argc,char *argv[])
 }
 
 
-void child_main(int argc, char *argv[])
+int child_main(int argc, char *argv[])
 {
        start_server(STDIN_FILENO, STDOUT_FILENO, argc, argv);
+       return 0;
 }
 
 
@@ -666,8 +667,6 @@ static int start_client(int argc, char *argv[])
        extern int am_sender;
        extern char *shell_cmd;
        extern int rsync_port;
-       extern int whole_file;
-       extern int write_batch;
        extern int read_batch;
        int rc;
 
@@ -828,6 +827,14 @@ const char *get_panic_action(void)
 }
 
 
+/**
+ * Handle a fatal signal by launching a debugger, controlled by $RSYNC_PANIC_ACTION.
+ *
+ * This signal handler is only installed if we were configured with
+ * --enable-maintainer-mode.  Perhaps it should always be on and we
+ * should just look at the environment variable, but I'm a bit leery
+ * of a signal sending us into a busy loop.
+ **/
 static RETSIGTYPE rsync_panic_handler(int UNUSED(whatsig))
 {
        char cmd_buf[300];