diff options
Diffstat (limited to 'otherlibs/graph/draw.c')
| -rw-r--r-- | otherlibs/graph/draw.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/otherlibs/graph/draw.c b/otherlibs/graph/draw.c index c86fe119b..4b565b201 100644 --- a/otherlibs/graph/draw.c +++ b/otherlibs/graph/draw.c @@ -82,6 +82,7 @@ value gr_draw_arc(value *argv, int argc) value gr_set_line_width(value vwidth) { int width = Int_val(vwidth); + gr_check_open(); XSetLineAttributes(grdisplay, grwindow.gc, width, LineSolid, CapRound, JoinRound); |