# format_free

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L3843
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-function-format_free/

```c
void format_free(struct format_tree *ft)
```

## Parameters

- `ft` (`struct format_tree *`)

## Called by

- [`cmd_display_menu_get_pos`](/en/tmux/latest/reference/c-function-cmd-display-menu-c-cmd_display_menu_get_pos/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-display-menu.c#L279)
- [`cmd_display_message_exec`](/en/tmux/latest/reference/c-function-cmd-display-message-c-cmd_display_message_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-display-message.c#L134)
- [`cmd_list_buffers_exec`](/en/tmux/latest/reference/c-function-cmd-list-buffers-c-cmd_list_buffers_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-buffers.c#L86)
- [`cmd_list_clients_exec`](/en/tmux/latest/reference/c-function-cmd-list-clients-c-cmd_list_clients_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-clients.c#L104)
- [`cmd_list_commands`](/en/tmux/latest/reference/c-function-cmd-list-commands-c-cmd_list_commands/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-commands.c#L100)
- [`cmd_list_keys_exec`](/en/tmux/latest/reference/c-function-cmd-list-keys-c-cmd_list_keys_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-keys.c#L249)
- [`cmd_list_panes_window`](/en/tmux/latest/reference/c-function-cmd-list-panes-c-cmd_list_panes_window/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-panes.c#L164)
- [`cmd_list_sessions_exec`](/en/tmux/latest/reference/c-function-cmd-list-sessions-c-cmd_list_sessions_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-sessions.c#L93)
- [`cmd_list_windows_exec`](/en/tmux/latest/reference/c-function-cmd-list-windows-c-cmd_list_windows_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-list-windows.c#L111)
- [`cmd_pipe_pane_exec`](/en/tmux/latest/reference/c-function-cmd-pipe-pane-c-cmd_pipe_pane_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-pipe-pane.c#L121)
- [`cmd_run_shell_exec`](/en/tmux/latest/reference/c-function-cmd-run-shell-c-cmd_run_shell_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-run-shell.c#L144)
- [`cmd_show_messages_exec`](/en/tmux/latest/reference/c-function-cmd-show-messages-c-cmd_show_messages_exec/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-show-messages.c#L104)
- [`cmdq_free_state`](/en/tmux/latest/reference/c-function-cmdq_free_state/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/cmd-queue.c#L254)
- [`control_check_subs_pane`](/en/tmux/latest/reference/c-function-control-c-control_check_subs_pane/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/control.c#L901)
- [`control_check_subs_timer`](/en/tmux/latest/reference/c-function-control-c-control_check_subs_timer/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/control.c#L1085)
- [`control_check_subs_window`](/en/tmux/latest/reference/c-function-control-c-control_check_subs_window/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/control.c#L981)
- [`format_loop_clients`](/en/tmux/latest/reference/c-function-format-c-format_loop_clients/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L4898)
- [`format_loop_panes`](/en/tmux/latest/reference/c-function-format-c-format_loop_panes/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L4855)
- [`format_loop_sessions`](/en/tmux/latest/reference/c-function-format-c-format_loop_sessions/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L4669)
- [`format_loop_windows`](/en/tmux/latest/reference/c-function-format-c-format_loop_windows/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L4796)
- [`format_single`](/en/tmux/latest/reference/c-function-format_single/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L5835)
- [`format_window_name`](/en/tmux/latest/reference/c-function-names-c-format_window_name/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/names.c#L137)
- [`menu_reapply_styles`](/en/tmux/latest/reference/c-function-menu-c-menu_reapply_styles/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/menu.c#L256)
- [`notify_callback`](/en/tmux/latest/reference/c-function-notify-c-notify_callback/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/notify.c#L170)
- [`notify_hook`](/en/tmux/latest/reference/c-function-notify_hook/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/notify.c#L254)
- [`popup_reapply_styles`](/en/tmux/latest/reference/c-function-popup-c-popup_reapply_styles/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/popup.c#L167)
- [`screen_redraw_draw_borders_cell`](/en/tmux/latest/reference/c-function-screen-redraw-c-screen_redraw_draw_borders_cell/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/screen-redraw.c#L1015)
- [`screen_redraw_draw_borders_style`](/en/tmux/latest/reference/c-function-screen-redraw-c-screen_redraw_draw_borders_style/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/screen-redraw.c#L896)
- [`screen_redraw_make_pane_status`](/en/tmux/latest/reference/c-function-screen-redraw-c-screen_redraw_make_pane_status/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/screen-redraw.c#L650)
- [`server_client_set_title`](/en/tmux/latest/reference/c-function-server-client-c-server_client_set_title/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/server-client.c#L2164)
- [`status_message_redraw`](/en/tmux/latest/reference/c-function-status_message_redraw/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/status.c#L650)
- [`status_prompt_set`](/en/tmux/latest/reference/c-function-status_prompt_set/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/status.c#L742)
- [`status_prompt_update`](/en/tmux/latest/reference/c-function-status_prompt_update/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/status.c#L797)
- [`status_redraw`](/en/tmux/latest/reference/c-function-status_redraw/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/status.c#L451)
- [`style_add`](/en/tmux/latest/reference/c-function-style_add/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/style.c#L411)
- [`tty_style_changed`](/en/tmux/latest/reference/c-function-tty-c-tty_style_changed/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tty.c#L3077)
- [`window_buffer_build`](/en/tmux/latest/reference/c-function-window-buffer-c-window_buffer_build/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-buffer.c#L177)
- [`window_buffer_get_key`](/en/tmux/latest/reference/c-function-window-buffer-c-window_buffer_get_key/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-buffer.c#L320)
- [`window_client_get_key`](/en/tmux/latest/reference/c-function-window-client-c-window_client_get_key/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-client.c#L231)
- [`window_copy_set_selection`](/en/tmux/latest/reference/c-function-window-copy-c-window_copy_set_selection/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-copy.c#L5322)
- [`window_copy_write_line`](/en/tmux/latest/reference/c-function-window-copy-c-window_copy_write_line/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-copy.c#L4985)
- [`window_customize_build`](/en/tmux/latest/reference/c-function-window-customize-c-window_customize_build/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-customize.c#L571)
- [`window_customize_build_keys`](/en/tmux/latest/reference/c-function-window-customize-c-window_customize_build_keys/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-customize.c#L523)
- [`window_customize_draw_option`](/en/tmux/latest/reference/c-function-window-customize-c-window_customize_draw_option/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-customize.c#L833)
- [`window_tree_build_pane`](/en/tmux/latest/reference/c-function-window-tree-c-window_tree_build_pane/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-tree.c#L218)
- [`window_tree_build_session`](/en/tmux/latest/reference/c-function-window-tree-c-window_tree_build_session/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-tree.c#L326)
- [`window_tree_build_window`](/en/tmux/latest/reference/c-function-window-tree-c-window_tree_build_window/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-tree.c#L268)
- [`window_tree_get_key`](/en/tmux/latest/reference/c-function-window-tree-c-window_tree_get_key/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/window-tree.c#L815)

## Calls

- [`server_client_unref`](/en/tmux/latest/reference/c-function-server_client_unref/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/format.c#L3855)

## Referenced declarations

- [`format_tree.client`](/en/tmux/latest/reference/c-struct-format_tree-client/) (attribute)
- [`format_tree`](/en/tmux/latest/reference/c-struct-format_tree/) (struct)
- [`format_entry.key`](/en/tmux/latest/reference/c-struct-format_entry-key/) (attribute)
- [`format_tree.tree`](/en/tmux/latest/reference/c-struct-format_tree-tree/) (attribute)
- [`format_entry.value`](/en/tmux/latest/reference/c-struct-format_entry-value/) (attribute)