[[!meta copyright="Copyright © 2013 Free Software Foundation, Inc."]] [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable id="license" text="Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled [[GNU Free Documentation License|/fdl]]."]]"""]] Continuations are a facility which allows a thread to store its state, yield the processor to another thread, and when it's dispatched again by the scheduler, it can resume with its saved state. [[!wikipedia Continuation]] See also [[GNU Mach's use of continuations|microkernel/mach/gnumach/continuation]].