bef0e3eb63
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.
21 lines
647 B
C
21 lines
647 B
C
#ifndef _UCONTEXT_H
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#define _UCONTEXT_H 1
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#include <sys/ucontext.h>
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_PROTOTYPE( void makecontext, (ucontext_t *ucp, void (*func)(void),
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int argc, ...) );
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_PROTOTYPE( int swapcontext, (ucontext_t *oucp,
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const ucontext_t *ucp) );
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_PROTOTYPE( int getcontext, (ucontext_t *ucp) );
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_PROTOTYPE( int setcontext, (const ucontext_t *ucp) );
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_PROTOTYPE( void resumecontext, (ucontext_t *ucp) );
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/* These functions get and set ucontext structure through PM/kernel. They don't
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* manipulate the stack. */
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_PROTOTYPE( int getuctx, (ucontext_t *ucp) );
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_PROTOTYPE( int setuctx, (const ucontext_t *ucp) );
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#endif /* _UCONTEXT_H */
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