minix/include/ucontext.h
Thomas Veerman bef0e3eb63 - Add support for the ucontext system calls (getcontext, setcontext,
swapcontext, and makecontext).
- Fix VM to not erroneously think the stack segment and data segment have
  collided when a user-space thread invokes brk().
- Add test51 to test ucontext functionality.
- Add man pages for ucontext system calls.
2010-03-12 15:58:41 +00:00

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C

#ifndef _UCONTEXT_H
#define _UCONTEXT_H 1
#include <sys/ucontext.h>
_PROTOTYPE( void makecontext, (ucontext_t *ucp, void (*func)(void),
int argc, ...) );
_PROTOTYPE( int swapcontext, (ucontext_t *oucp,
const ucontext_t *ucp) );
_PROTOTYPE( int getcontext, (ucontext_t *ucp) );
_PROTOTYPE( int setcontext, (const ucontext_t *ucp) );
_PROTOTYPE( void resumecontext, (ucontext_t *ucp) );
/* These functions get and set ucontext structure through PM/kernel. They don't
* manipulate the stack. */
_PROTOTYPE( int getuctx, (ucontext_t *ucp) );
_PROTOTYPE( int setuctx, (const ucontext_t *ucp) );
#endif /* _UCONTEXT_H */