-Submitted upstream at https://github.com/neovim/neovim/pull/7204
+Discussed at https://github.com/neovim/neovim/pull/7204
diff -u -r ../neovim-9ff0cc70855fc3eb11ad0162ee02e742f354d360/src/nvim/tui/tui.c ./src/nvim/tui/tui.c
--- ../neovim-9ff0cc70855fc3eb11ad0162ee02e742f354d360/src/nvim/tui/tui.c 2017-08-22 01:46:43.000000000 +0200
-+++ ./src/nvim/tui/tui.c 2017-08-22 11:43:41.213726717 +0200
-@@ -1189,7 +1189,7 @@
++++ ./src/nvim/tui/tui.c 2017-08-22 13:09:48.599217223 +0200
+@@ -234,9 +234,9 @@
+ unibi_out(ui, unibi_keypad_xmit);
+ unibi_out(ui, unibi_clear_screen);
+ // Enable bracketed paste
+- unibi_out(ui, data->unibi_ext.enable_bracketed_paste);
++ unibi_out_ext(ui, data->unibi_ext.enable_bracketed_paste);
+ // Enable focus reporting
+- unibi_out(ui, data->unibi_ext.enable_focus_reporting);
++ unibi_out_ext(ui, data->unibi_ext.enable_focus_reporting);
+ uv_loop_init(&data->write_loop);
+ if (data->out_isatty) {
+ uv_tty_init(&data->write_loop, &data->output_handle.tty, data->out_fd, 0);
+@@ -263,9 +263,9 @@
+ unibi_out(ui, unibi_keypad_local);
+ unibi_out(ui, unibi_exit_ca_mode);
+ // Disable bracketed paste
+- unibi_out(ui, data->unibi_ext.disable_bracketed_paste);
++ unibi_out_ext(ui, data->unibi_ext.disable_bracketed_paste);
+ // Disable focus reporting
+- unibi_out(ui, data->unibi_ext.disable_focus_reporting);
++ unibi_out_ext(ui, data->unibi_ext.disable_focus_reporting);
+ flush_buf(ui, true);
+ uv_tty_reset_mode();
+ uv_close((uv_handle_t *)&data->output_handle, NULL);
+@@ -426,14 +426,14 @@
+ data->params[0].i = (fg >> 16) & 0xff; // red
+ data->params[1].i = (fg >> 8) & 0xff; // green
+ data->params[2].i = fg & 0xff; // blue
+- unibi_out(ui, data->unibi_ext.set_rgb_foreground);
++ unibi_out_ext(ui, data->unibi_ext.set_rgb_foreground);
+ }
+
+ if (bg != -1) {
+ data->params[0].i = (bg >> 16) & 0xff; // red
+ data->params[1].i = (bg >> 8) & 0xff; // green
+ data->params[2].i = bg & 0xff; // blue
+- unibi_out(ui, data->unibi_ext.set_rgb_background);
++ unibi_out_ext(ui, data->unibi_ext.set_rgb_background);
+ }
+ } else {
+ if (fg != -1) {
+@@ -679,7 +679,7 @@
+ data->params[1].i = grid->bot;
+ unibi_out(ui, unibi_change_scroll_region);
+ if (grid->left != 0 || grid->right != ui->width - 1) {
+- unibi_out(ui, data->unibi_ext.enable_lr_margin);
++ unibi_out_ext(ui, data->unibi_ext.enable_lr_margin);
+ if (data->can_set_lr_margin) {
+ data->params[0].i = grid->left;
+ data->params[1].i = grid->right;
+@@ -700,7 +700,7 @@
+ UGrid *grid = &data->grid;
+
+ if (0 <= data->unibi_ext.reset_scroll_region) {
+- unibi_out(ui, data->unibi_ext.reset_scroll_region);
++ unibi_out_ext(ui, data->unibi_ext.reset_scroll_region);
+ } else {
+ data->params[0].i = 0;
+ data->params[1].i = ui->height - 1;
+@@ -717,7 +717,7 @@
+ data->params[0].i = ui->width - 1;
+ unibi_out(ui, unibi_set_right_margin_parm);
+ }
+- unibi_out(ui, data->unibi_ext.disable_lr_margin);
++ unibi_out_ext(ui, data->unibi_ext.disable_lr_margin);
+ }
+ unibi_goto(ui, grid->row, grid->col);
+ }
+@@ -730,7 +730,7 @@
+ if (!got_winch) { // Try to resize the terminal window.
+ data->params[0].i = (int)height;
+ data->params[1].i = (int)width;
+- unibi_out(ui, data->unibi_ext.resize_screen);
++ unibi_out_ext(ui, data->unibi_ext.resize_screen);
+ // DECSLPP does not reset the scroll region.
+ if (data->scroll_region_is_full_screen) {
+ reset_scroll_region(ui);
+@@ -836,7 +836,7 @@
+ {
+ TUIData *data = ui->data;
+ if (!data->mouse_enabled) {
+- unibi_out(ui, data->unibi_ext.enable_mouse);
++ unibi_out_ext(ui, data->unibi_ext.enable_mouse);
+ data->mouse_enabled = true;
+ }
+ }
+@@ -845,7 +845,7 @@
+ {
+ TUIData *data = ui->data;
+ if (data->mouse_enabled) {
+- unibi_out(ui, data->unibi_ext.disable_mouse);
++ unibi_out_ext(ui, data->unibi_ext.disable_mouse);
+ data->mouse_enabled = false;
+ }
+ }
+@@ -864,7 +864,7 @@
+ if (attr > 0) {
+ attrentry_T *aep = syn_cterm_attr2entry(attr);
+ data->params[0].i = aep->rgb_bg_color;
+- unibi_out(ui, data->unibi_ext.set_cursor_color);
++ unibi_out_ext(ui, data->unibi_ext.set_cursor_color);
+ }
+ }
+
+@@ -875,7 +875,7 @@
+ default: WLOG("Unknown shape value %d", shape); break;
+ }
+ data->params[0].i = shape + (int)(c.blinkon == 0);
+- unibi_out(ui, data->unibi_ext.set_cursor_style);
++ unibi_out_ext(ui, data->unibi_ext.set_cursor_style);
+ }
+
+ /// @param mode editor mode
+@@ -1189,11 +1189,23 @@
const char *str = NULL;
if (unibi_index >= 0) {
- if (unibi_index < unibi_string_begin_) {
-+ if (unibi_index <= unibi_string_begin_) {
- str = unibi_get_ext_str(data->ut, (unsigned)unibi_index);
- } else {
- str = unibi_get_str(data->ut, (unsigned)unibi_index);
+- str = unibi_get_ext_str(data->ut, (unsigned)unibi_index);
+- } else {
+- str = unibi_get_str(data->ut, (unsigned)unibi_index);
+- }
++ str = unibi_get_str(data->ut, (unsigned)unibi_index);
++ }
++
++ if (str) {
++ unibi_var_t vars[26 + 26] = {{0}};
++ unibi_format(vars, vars + 26, str, data->params, out, ui, NULL, NULL);
++ }
++}
++
++static void unibi_out_ext(UI *ui, int unibi_index)
++{
++ TUIData *data = ui->data;
++
++ const char *str = NULL;
++
++ if (unibi_index >= 0) {
++ str = unibi_get_ext_str(data->ut, (unsigned)unibi_index);
+ }
+
+ if (str) {