Function mupdf_sys::fz_keep_page_locked

source · 
pub unsafe extern "C" fn fz_keep_page_locked(
    ctx: *mut fz_context,
    page: *mut fz_page
) -> *mut fz_page
Expand description

Increment the reference count for the page. Returns the same pointer. Must only be used when the alloc lock is already taken.

Never throws exceptions.