]> nv-tegra.nvidia Code Review - linux-2.6.git/blob - arch/um/os-Linux/trap.c
uml: delete unused code
[linux-2.6.git] / arch / um / os-Linux / trap.c
1 /*
2  * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
3  * Licensed under the GPL
4  */
5
6 #include <stdlib.h>
7 #include <signal.h>
8 #include "kern_util.h"
9 #include "user_util.h"
10 #include "os.h"
11 #include "mode.h"
12 #include "longjmp.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 /* Initialized from linux_main() */
20 void (*sig_info[NSIG])(int, union uml_pt_regs *);
21
22 void os_fill_handlinfo(struct kern_handlers h)
23 {
24         sig_info[SIGTRAP] = h.relay_signal;
25         sig_info[SIGFPE] = h.relay_signal;
26         sig_info[SIGILL] = h.relay_signal;
27         sig_info[SIGWINCH] = h.winch;
28         sig_info[SIGBUS] = h.bus_handler;
29         sig_info[SIGSEGV] = h.page_fault;
30         sig_info[SIGIO] = h.sigio_handler;
31         sig_info[SIGVTALRM] = h.timer_handler;
32         sig_info[SIGALRM] = h.timer_handler;
33         sig_info[SIGUSR2] = usr2_handler;
34 }
35
36 void do_longjmp(void *b, int val)
37 {
38         jmp_buf *buf = b;
39
40         UML_LONGJMP(buf, val);
41 }