src/system/libroot/posix/signal/set_signal_mask.cpp

   1 /*
   2  * Copyright 2011, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Copyright 2004-2006, Axel Dörfler, axeld@pinc-software.de.
   4  * All rights reserved.
   5  * Distributed under the terms of the MIT License.
   6  */
   7
   8
   9 #include <signal.h>
  10
  11 #include <errno.h>
  12
  13 #include <syscall_utils.h>
  14
  15 #include <symbol_versioning.h>
  16 #include <syscalls.h>
  17
  18 #include <errno_private.h>
  19 #include <signal_private.h>
  20
  21
  22 int
  23 __sigprocmask_beos(int how, const sigset_t_beos* beosSet,
  24         sigset_t_beos* beosOldSet)
  25 {
  26         RETURN_AND_SET_ERRNO(__pthread_sigmask_beos(how, beosSet, beosOldSet));
  27 }
  28
  29
  30 int
  31 __pthread_sigmask_beos(int how, const sigset_t_beos* beosSet,
  32         sigset_t_beos* beosOldSet)
  33 {
  34         // convert new signal set
  35         sigset_t set;
  36         if (beosSet != NULL)
  37                 set = from_beos_sigset(*beosSet);
  38
  39         // set the mask
  40         sigset_t oldSet;
  41         status_t error = _kern_set_signal_mask(how, beosSet != NULL ? &set : NULL,
  42                 beosOldSet != NULL ? &oldSet : NULL);
  43         if (error != B_OK)
  44                 return error;
  45
  46         // convert old signal set back
  47         if (beosOldSet != NULL)
  48                 *beosOldSet = to_beos_sigset(oldSet);
  49
  50         return 0;
  51 }
  52
  53
  54 int
  55 __sigprocmask(int how, const sigset_t* set, sigset_t* oldSet)
  56 {
  57         RETURN_AND_SET_ERRNO(_kern_set_signal_mask(how, set, oldSet));
  58 }
  59
  60
  61 int
  62 __pthread_sigmask(int how, const sigset_t* set, sigset_t* oldSet)
  63 {
  64         return _kern_set_signal_mask(how, set, oldSet);
  65 }
  66
  67
  68 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__sigprocmask_beos",
  69         "sigprocmask@", "BASE");
  70 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__pthread_sigmask_beos",
  71         "pthread_sigmask@", "BASE");
  72
  73 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__sigprocmask", "sigprocmask@@",
  74         "1_ALPHA4");
  75 DEFINE_LIBROOT_KERNEL_SYMBOL_VERSION("__pthread_sigmask", "pthread_sigmask@@",
  76         "1_ALPHA4");