2 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
9 #include "sysdep/ptrace.h"
10 #include "sysdep/sigcontext.h"
11 #include "signal_user.h"
12 #include "user_util.h"
13 #include "kern_util.h"
17 void sig_handler_common_tt(int sig, void *sc_ptr)
19 struct sigcontext *sc = sc_ptr;
20 struct tt_regs save_regs, *r;
21 struct signal_info *info;
22 int save_errno = errno, is_user;
24 /* This is done because to allow SIGSEGV to be delivered inside a SEGV
25 * handler. This can happen in copy_user, and if SEGV is disabled,
26 * the process will die.
29 change_sig(SIGSEGV, 1);
31 r = &TASK_REGS(get_current())->tt;
32 if ( sig == SIGFPE || sig == SIGSEGV ||
33 sig == SIGBUS || sig == SIGILL ||
35 GET_FAULTINFO_FROM_SC(r->faultinfo, sc);
38 is_user = user_context(SC_SP(sc));
43 info = &sig_info[sig];
44 if(!info->is_irq) unblock_signals();
46 (*info->handler)(sig, (union uml_pt_regs *) r);
58 * Overrides for Emacs so that we follow Linus's tabbing style.
59 * Emacs will notice this stuff at the end of the file and automatically
60 * adjust the settings for this buffer only. This must remain at the end
62 * ---------------------------------------------------------------------------
64 * c-file-style: "linux"