include/pub_tool_libcsignal.h

   1
   2 /*--------------------------------------------------------------------*/
   3 /*--- Signal-related libc stuff.             pub_tool_libcsignal.h ---*/
   4 /*--------------------------------------------------------------------*/
   5
   6 /*
   7    This file is part of Valgrind, a dynamic binary instrumentation
   8    framework.
   9
  10    Copyright (C) 2000-2017 Julian Seward
  11       jseward@acm.org
  12
  13    This program is free software; you can redistribute it and/or
  14    modify it under the terms of the GNU General Public License as
  15    published by the Free Software Foundation; either version 2 of the
  16    License, or (at your option) any later version.
  17
  18    This program is distributed in the hope that it will be useful, but
  19    WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21    General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program; if not, see <http://www.gnu.org/licenses/>.
  25
  26    The GNU General Public License is contained in the file COPYING.
  27 */
  28
  29 #ifndef __PUB_TOOL_LIBCBSIGNAL_H
  30 #define __PUB_TOOL_LIBCBSIGNAL_H
  31
  32 #include "pub_tool_basics.h"   // VG_ macro
  33 #include "pub_tool_vki.h"      // vki_sigset
  34
  35 /* Note that these use the vki_ (kernel) structure
  36    definitions, which are different in places from those that glibc
  37    defines.  Since we're operating right at the kernel interface, glibc's view
  38    of the world is entirely irrelevant. */
  39
  40 /* --- Signal set ops (only the ops used by tools) --- */
  41 extern Int  VG_(sigdelset)   ( vki_sigset_t* set, Int signum );
  42 /* Other Signal set ops are in pub_core_libcsignal.h and must be moved
  43    here if needed by tools. */
  44
  45 /* --- Mess with the kernel's sig state --- */
  46 extern Int VG_(sigprocmask) ( Int how, const vki_sigset_t* set,
  47                               vki_sigset_t* oldset );
  48
  49 #endif   // __PUB_TOOL_LIBCBSIGNAL_H
  50
  51 /*--------------------------------------------------------------------*/
  52 /*--- end                                                          ---*/
  53 /*--------------------------------------------------------------------*/