Add support for transferring & setting nsec time values.

[rsync/rsync.git] / util.c

diff --git a/util.c b/util.c
index d7efd23..6019fcc 100644 (file)
--- a/util.c
+++ b/util.c
@@ -123,7 +123,7 @@ NORETURN void overflow_exit(const char *str)
        exit_cleanup(RERR_MALLOC);
 }
 
-int set_modtime(const char *fname, time_t modtime, mode_t mode)
+int set_modtime(const char *fname, time_t modtime, uint32 mod_nsec, mode_t mode)
 {
 #ifndef CAN_SET_SYMLINK_TIMES
        if (S_ISLNK(mode))
@@ -140,12 +140,21 @@ int set_modtime(const char *fname, time_t modtime, mode_t mode)
                return 0;
 
        {
-#if defined HAVE_UTIMES || defined HAVE_LUTIMES
+#ifdef HAVE_UTIMENSAT
+               struct timespec t[2];
+               t[0].tv_sec = 0;
+               t[0].tv_nsec = UTIME_NOW;
+               t[1].tv_sec = modtime;
+               t[1].tv_nsec = mod_nsec;
+               if (utimensat(AT_FDCWD, fname, t, AT_SYMLINK_NOFOLLOW) < 0)
+                       return S_ISLNK(mode) && errno == ENOSYS ? 1 : -1;
+               return 0;
+#elif defined HAVE_UTIMES || defined HAVE_LUTIMES
                struct timeval t[2];
                t[0].tv_sec = time(NULL);
                t[0].tv_usec = 0;
                t[1].tv_sec = modtime;
-               t[1].tv_usec = 0;
+               t[1].tv_usec = mod_nsec / 1000;
 # ifdef HAVE_LUTIMES
                if (lutimes(fname, t) < 0)
                        return S_ISLNK(mode) && errno == ENOSYS ? 1 : -1;