Add conditional support for excluding types of files from xattr ops.

[rsync/rsync.git] / xattrs.c

diff --git a/xattrs.c b/xattrs.c
index b903475..7df6784 100644 (file)
--- a/xattrs.c
+++ b/xattrs.c
@@ -284,6 +284,20 @@ int get_xattr(const char *fname, stat_x *sxp)
 {
        sxp->xattr = new(item_list);
        *sxp->xattr = empty_xattr;
+
+#ifdef NO_SPECIAL_XATTRS
+       if (IS_SPECIAL(sxp->st.st_mode))
+               return 0;
+#endif
+#ifdef NO_DEVICE_XATTRS
+       if (IS_DEVICE(sxp->st.st_mode))
+               return 0;
+#endif
+#ifdef NO_SYMLINK_XATTRS
+       if (S_ISLNK(sxp->st.st_mode))
+               return 0;
+#endif
+
        if (rsync_xal_get(fname, sxp->xattr) < 0) {
                free_xattr(sxp);
                return -1;
@@ -884,6 +898,25 @@ int set_xattr(const char *fname, const struct file_struct *file,
                return -1;
        }
 
+#ifdef NO_SPECIAL_XATTRS
+       if (IS_SPECIAL(sxp->st.st_mode)) {
+               errno = ENOTSUP;
+               return -1;
+       }
+#endif
+#ifdef NO_DEVICE_XATTRS
+       if (IS_DEVICE(sxp->st.st_mode)) {
+               errno = ENOTSUP;
+               return -1;
+       }
+#endif
+#ifdef NO_SYMLINK_XATTRS
+       if (S_ISLNK(sxp->st.st_mode)) {
+               errno = ENOTSUP;
+               return -1;
+       }
+#endif
+
        ndx = F_XATTR(file);
        return rsync_xal_set(fname, lst + ndx, fnamecmp, sxp);
 }
@@ -990,7 +1023,7 @@ int set_stat_xattr(const char *fname, struct file_struct *file, mode_t new_mode)
        fst.st_mode &= (_S_IFMT | CHMOD_BITS);
        fmode = new_mode & (_S_IFMT | CHMOD_BITS);
 
-       if (IS_DEVICE(fmode) || IS_SPECIAL(fmode)) {
+       if (IS_DEVICE(fmode)) {
                uint32 *devp = F_RDEV_P(file);
                rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
        } else
@@ -1001,7 +1034,7 @@ int set_stat_xattr(const char *fname, struct file_struct *file, mode_t new_mode)
             | (S_ISDIR(fst.st_mode) ? 0700 : 0600);
        if (fst.st_mode != mode)
                do_chmod(fname, mode);
-       if (!IS_DEVICE(fst.st_mode) && !IS_SPECIAL(fst.st_mode))
+       if (!IS_DEVICE(fst.st_mode))
                fst.st_rdev = 0; /* just in case */
 
        if (mode == fmode && fst.st_rdev == rdev