Gennady Sharapov | ea2ba7d | 2006-01-08 01:01:31 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) |
| 3 | * Licensed under the GPL |
| 4 | */ |
| 5 | |
Gennady Sharapov | c66fdd5 | 2006-01-08 01:01:32 -0800 | [diff] [blame] | 6 | #include <stdlib.h> |
Gennady Sharapov | ea2ba7d | 2006-01-08 01:01:31 -0800 | [diff] [blame] | 7 | #include <signal.h> |
Gennady Sharapov | c66fdd5 | 2006-01-08 01:01:32 -0800 | [diff] [blame] | 8 | #include <setjmp.h> |
Gennady Sharapov | ea2ba7d | 2006-01-08 01:01:31 -0800 | [diff] [blame] | 9 | #include "kern_util.h" |
| 10 | #include "user_util.h" |
| 11 | #include "os.h" |
Gennady Sharapov | c66fdd5 | 2006-01-08 01:01:32 -0800 | [diff] [blame] | 12 | #include "mode.h" |
| 13 | |
| 14 | void usr2_handler(int sig, union uml_pt_regs *regs) |
| 15 | { |
| 16 | CHOOSE_MODE(syscall_handler_tt(sig, regs), (void) 0); |
| 17 | } |
| 18 | |
| 19 | void (*sig_info[NSIG])(int, union uml_pt_regs *); |
| 20 | |
| 21 | void os_fill_handlinfo(struct kern_handlers h) |
| 22 | { |
| 23 | sig_info[SIGTRAP] = h.relay_signal; |
| 24 | sig_info[SIGFPE] = h.relay_signal; |
| 25 | sig_info[SIGILL] = h.relay_signal; |
| 26 | sig_info[SIGWINCH] = h.winch; |
| 27 | sig_info[SIGBUS] = h.bus_handler; |
| 28 | sig_info[SIGSEGV] = h.page_fault; |
| 29 | sig_info[SIGIO] = h.sigio_handler; |
| 30 | sig_info[SIGVTALRM] = h.timer_handler; |
| 31 | sig_info[SIGALRM] = h.timer_handler; |
| 32 | sig_info[SIGUSR2] = usr2_handler; |
| 33 | } |
Gennady Sharapov | ea2ba7d | 2006-01-08 01:01:31 -0800 | [diff] [blame] | 34 | |
| 35 | void do_longjmp(void *b, int val) |
| 36 | { |
| 37 | sigjmp_buf *buf = b; |
| 38 | |
| 39 | siglongjmp(*buf, val); |
| 40 | } |