(x_set_scroll_bar_width): If arg is too small, round it up.

diff --git a/src/xfns.c b/src/xfns.c
index 345f2f14c7dfb1e6ffa80d20de9c0801d4f829eb..56ec4455c7fda08064408904a4cca9695d2e0a52 100644 (file)
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -2004,8 +2004,8 @@ x_set_scroll_bar_width (f, arg, oldval)
     {
       int wid = FONT_WIDTH (f->output_data.x->font);
 
-      if (XFASTINT (arg) < 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM)
-       Fsignal (Qargs_out_of_range, Fcons (arg, Qnil));
+      if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM)
+       XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1);
 
       FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg);
       FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid;