arch/um/os-Linux/signal.c

   1 /*
   2  * Copyright (C) 2004 PathScale, Inc
   3  * Licensed under the GPL
   4  */
   5
   6 #include <signal.h>
   7 #include "time_user.h"
   8 #include "mode.h"
   9 #include "sysdep/signal.h"
  10
  11 void sig_handler(int sig)
  12 {
  13         struct sigcontext *sc;
  14
  15         ARCH_GET_SIGCONTEXT(sc, sig);
  16         CHOOSE_MODE_PROC(sig_handler_common_tt, sig_handler_common_skas,
  17                          sig, sc);
  18 }
  19
  20 extern int timer_irq_inited;
  21
  22 void alarm_handler(int sig)
  23 {
  24         struct sigcontext *sc;
  25
  26         ARCH_GET_SIGCONTEXT(sc, sig);
  27         if(!timer_irq_inited) return;
  28
  29         if(sig == SIGALRM)
  30                 switch_timers(0);
  31
  32         CHOOSE_MODE_PROC(sig_handler_common_tt, sig_handler_common_skas,
  33                          sig, sc);
  34
  35         if(sig == SIGALRM)
  36                 switch_timers(1);
  37 }
  38
  39 /*
  40  * Overrides for Emacs so that we follow Linus's tabbing style.
  41  * Emacs will notice this stuff at the end of the file and automatically
  42  * adjust the settings for this buffer only.  This must remain at the end
  43  * of the file.
  44  * ---------------------------------------------------------------------------
  45  * Local variables:
  46  * c-file-style: "linux"
  47  * End:
  48  */