From 41b3e8b9893a8561af7e85ca98444bc284b4013d Mon Sep 17 00:00:00 2001 From: Russ Cox Date: Sun, 19 Jan 2020 22:39:22 -0500 Subject: libthread: use consistent stack calculation code in makecontext Also reduce duplication: makecontext is per-arch not per-os-arch. May fix #353. --- src/libthread/OpenBSD-386.c | 22 ---------------------- 1 file changed, 22 deletions(-) delete mode 100644 src/libthread/OpenBSD-386.c (limited to 'src/libthread/OpenBSD-386.c') diff --git a/src/libthread/OpenBSD-386.c b/src/libthread/OpenBSD-386.c deleted file mode 100644 index 89bfedcd..00000000 --- a/src/libthread/OpenBSD-386.c +++ /dev/null @@ -1,22 +0,0 @@ -#include "threadimpl.h" - -void -makecontext(ucontext_t *ucp, void (*func)(void), int argc, ...) -{ - int *sp; - - sp = (int*)ucp->uc_stack.ss_sp+ucp->uc_stack.ss_size/4; - sp -= argc; - memmove(sp, &argc+1, argc*sizeof(int)); - *--sp = 0; /* return address */ - ucp->uc_mcontext.mc_eip = (long)func; - ucp->uc_mcontext.mc_esp = (int)sp; -} - -int -swapcontext(ucontext_t *oucp, ucontext_t *ucp) -{ - if(getcontext(oucp) == 0) - setcontext(ucp); - return 0; -} -- cgit v1.2.3