added xorg repo

1 files changed, 72 insertions, 0 deletions

diff --git a/repos/xorg/rxvt-unicode/screen_c_9_30.diff b/repos/xorg/rxvt-unicode/screen_c_9_30.diff
new file mode 100644
index 00000000..6d7c4c2e
--- /dev/null
+++ b/repos/xorg/rxvt-unicode/screen_c_9_30.diff
@@ -0,0 +1,72 @@
+diff --git a/src/screen.C b/src/screen.C
+index 51c7b410..8fdfad9d 100644
+--- a/src/screen.C
++++ b/src/screen.C
+@@ -293,6 +293,7 @@ rxvt_term::scr_reset ()
+ 
+       int common_col = min (prev_ncol, ncol);
+ 
++      // resize swap_buf, blank drawn_buf
+       for (int row = min (nrow, prev_nrow); row--; )
+         {
+           scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
+@@ -306,6 +307,7 @@ rxvt_term::scr_reset ()
+       int pend = MOD (term_start + top_row  , prev_total_rows);
+       int q    = total_rows; // rewrapped row
+ 
++#if ENABLE_FRILLS
+       if ((rewrap_always || top_row) && !rewrap_never)
+         {
+           // Re-wrap lines. This is rather ugly, possibly because I am too dumb
+@@ -387,36 +389,35 @@ rxvt_term::scr_reset ()
+               scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
+             }
+           while (p != pend && q > 0);
+-
+-          term_start = total_rows - nrow;
+-          top_row = q - term_start;
+-
+-          // make sure all terminal lines exist
+-          while (top_row > 0)
+-            scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
+         }
+       else
++#endif
+         {
+-          // if no scrollback exists (yet), wing, instead of wrap
++          // wing, instead of wrap
++          screen.cur.row += nrow - prev_nrow;
+ 
+-          for (int row = min (nrow, prev_nrow); row--; )
++          do
+             {
+-              line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
+-              line_t &dst = row_buf [row];
++              p = MOD (p - 1, prev_total_rows);
++              q--;
+ 
+-              copy_line (dst, src);
++              copy_line (row_buf [q], prev_row_buf [p]);
+             }
++          while (p != pend && q > 0);
++        }
+ 
+-          for (int row = prev_nrow; row < nrow; row++)
+-            scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
++      term_start = total_rows - nrow;
++      top_row = q - term_start;
+ 
+-          term_start = 0;
+-        }
++      // make sure all terminal lines exist
++      while (top_row > 0)
++        scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
+ 
+       clamp_it (screen.cur.row, 0, nrow - 1);
+       clamp_it (screen.cur.col, 0, ncol - 1);
+     }
+ 
++  // ensure drawn_buf, swap_buf and terminal rows are all initialized
+   for (int row = nrow; row--; )
+     {
+       if (!ROW       (row).valid ()) scr_blank_screen_mem (ROW       (row), DEFAULT_RSTYLE);
\ No newline at end of file