# layout_check

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/layout-custom.c#L138
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-function-layout-custom-c-layout_check/

```c
static int layout_check(struct layout_cell *lc)
```

## Parameters

- `lc` (`struct layout_cell *`)

## Called by

- [`layout_check`](/en/tmux/latest/reference/c-function-layout-custom-c-layout_check/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/layout-custom.c#L150)
- [`layout_parse`](/en/tmux/latest/reference/c-function-layout_parse/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/layout-custom.c#L258)

## Calls

- [`layout_check`](/en/tmux/latest/reference/c-function-layout-custom-c-layout_check/) (function) [Call site](https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/layout-custom.c#L150)

## Referenced declarations

- [`layout_cell.cells`](/en/tmux/latest/reference/c-struct-layout_cell-cells/) (attribute)
- [`layout_cell.entry`](/en/tmux/latest/reference/c-struct-layout_cell-entry/) (attribute)
- [`layout_cell`](/en/tmux/latest/reference/c-struct-layout_cell/) (struct)
- [`LAYOUT_LEFTRIGHT`](/en/tmux/latest/reference/c-enum-layout_type-layout_leftright/) (constant)
- [`LAYOUT_TOPBOTTOM`](/en/tmux/latest/reference/c-enum-layout_type-layout_topbottom/) (constant)
- [`LAYOUT_WINDOWPANE`](/en/tmux/latest/reference/c-enum-layout_type-layout_windowpane/) (constant)
- [`layout_cell.sx`](/en/tmux/latest/reference/c-struct-layout_cell-sx/) (attribute)
- [`layout_cell.sy`](/en/tmux/latest/reference/c-struct-layout_cell-sy/) (attribute)
- [`layout_cell.type`](/en/tmux/latest/reference/c-struct-layout_cell-type/) (attribute)