1 bea4b9f7 2005-07-19 devnull #include "threadimpl.h"
4 bea4b9f7 2005-07-19 devnull makecontext(ucontext_t *ucp, void (*func)(void), int argc, ...)
8 bea4b9f7 2005-07-19 devnull sp = (int*)ucp->uc_stack.ss_sp+ucp->uc_stack.ss_size/4;
9 bea4b9f7 2005-07-19 devnull sp -= argc;
10 bea4b9f7 2005-07-19 devnull memmove(sp, &argc+1, argc*sizeof(int));
11 bea4b9f7 2005-07-19 devnull *--sp = 0; /* return address */
12 bea4b9f7 2005-07-19 devnull ucp->uc_mcontext.mc_eip = (long)func;
13 bea4b9f7 2005-07-19 devnull ucp->uc_mcontext.mc_esp = (int)sp;
17 bea4b9f7 2005-07-19 devnull swapcontext(ucontext_t *oucp, ucontext_t *ucp)
19 bea4b9f7 2005-07-19 devnull if(getcontext(oucp) == 0)
20 bea4b9f7 2005-07-19 devnull setcontext(ucp);
21 bea4b9f7 2005-07-19 devnull return 0;