Verify that the modtime value is not being truncated, and complain if it is.

diff --git a/flist.c b/flist.c
index eda6d99..9bdf89c 100644 (file)
--- a/flist.c
+++ b/flist.c
@@ -30,6 +30,7 @@ extern int am_root;
 extern int am_server;
 extern int am_daemon;
 extern int am_sender;
+extern int am_generator;
 extern int inc_recurse;
 extern int do_progress;
 extern int always_checksum;
@@ -576,7 +577,7 @@ static void send_file_entry(int f, struct file_struct *file, int ndx)
 static struct file_struct *recv_file_entry(struct file_list *flist,
                                           int flags, int f)
 {
-       static time_t modtime;
+       static int64 modtime;
        static mode_t mode;
        static int64 dev;
        static dev_t rdev;
@@ -671,10 +672,17 @@ static struct file_struct *recv_file_entry(struct file_list *flist,
 
        file_length = read_varlong30(f, 3);
        if (!(flags & XMIT_SAME_TIME)) {
-               if (protocol_version >= 30)
-                       modtime = (time_t)read_varlong(f, 4);
-               else
-                       modtime = (time_t)read_int(f);
+               if (protocol_version >= 30) {
+                       modtime = read_varlong(f, 4);
+#if SIZEOF_TIME_T < SIZEOF_INT64
+                       if ((modtime > INT_MAX || modtime < INT_MIN) && !am_generator) {
+                               rprintf(FERROR,
+                                   "Time value of %s truncated on receiver.\n",
+                                   lastname);
+                       }
+#endif
+               } else
+                       modtime = read_int(f);
        }
        if (!(flags & XMIT_SAME_MODE))
                mode = from_wire_mode(read_int(f));
@@ -791,7 +799,7 @@ static struct file_struct *recv_file_entry(struct file_list *flist,
        if (flags & XMIT_HLINKED)
                file->flags |= FLAG_HLINKED;
 #endif
-       file->modtime = modtime;
+       file->modtime = (time_t)modtime;
        file->len32 = (uint32)file_length;
        if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) {
                file->flags |= FLAG_LENGTH64;