Clear screen: Fix edge case - st - simple terminal
  HTML git clone git://git.suckless.org/st
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit 6009e6e25bdff9548f085e9ae562b1ca305d3a0b
   DIR parent a0274bc20e11d8672bb2953fdd1d3010c0e708c5
  HTML Author: Markus Rinne <markus.ka.rinne@gmail.com>
       Date:   Mon, 25 Nov 2024 13:31:56 +0200
       
       Clear screen: Fix edge case
       
       With sequence \e[1J, if cursor is on second line, clear the first line.
       
       Diffstat:
         M st.c                                |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
   DIR diff --git a/st.c b/st.c
       @@ -1705,7 +1705,7 @@ csihandle(void)
                                }
                                break;
                        case 1: /* above */
       -                        if (term.c.y > 1)
       +                        if (term.c.y > 0)
                                        tclearregion(0, 0, term.col-1, term.c.y-1);
                                tclearregion(0, term.c.y, term.c.x, term.c.y);
                                break;