| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2003 PathScale, Inc. |
| 3 | * |
| 4 | * Licensed under the GPL |
| 5 | */ |
| 6 | |
| 7 | #include <stdio.h> |
| 8 | #include <string.h> |
| 9 | #include <signal.h> |
| 10 | #include "user.h" |
| 11 | |
| 12 | void sc_to_sc(void *to_ptr, void *from_ptr) |
| 13 | { |
| 14 | struct sigcontext *to = to_ptr, *from = from_ptr; |
| 15 | int size = sizeof(*to); /* + sizeof(struct _fpstate); */ |
| 16 | |
| 17 | memcpy(to, from, size); |
| 18 | if(from->fpstate != NULL) |
| 19 | to->fpstate = (struct _fpstate *) (to + 1); |
| 20 | |
| 21 | to->fpstate = NULL; |
| 22 | } |
| 23 | |
| 24 | unsigned long *sc_sigmask(void *sc_ptr) |
| 25 | { |
| 26 | struct sigcontext *sc = sc_ptr; |
| 27 | |
| 28 | return(&sc->oldmask); |
| 29 | } |
| 30 | |
| 31 | /* Overrides for Emacs so that we follow Linus's tabbing style. |
| 32 | * Emacs will notice this stuff at the end of the file and automatically |
| 33 | * adjust the settings for this buffer only. This must remain at the end |
| 34 | * of the file. |
| 35 | * --------------------------------------------------------------------------- |
| 36 | * Local variables: |
| 37 | * c-file-style: "linux" |
| 38 | * End: |
| 39 | */ |