[BACK]Return to sanitizer_signal_interceptors.inc CVS log [TXT][DIR] Up to [cvs.NetBSD.org] / src / sys / external / bsd / compiler_rt / dist / lib / sanitizer_common

Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.

Diff for /src/sys/external/bsd/compiler_rt/dist/lib/sanitizer_common/sanitizer_signal_interceptors.inc between version 1.1.1.1.2.1 and 1.1.1.1.2.2

version 1.1.1.1.2.1, 2019/01/08 05:40:30 version 1.1.1.1.2.2, 2019/01/18 08:50:52
Line 0 
Line 1 
   //===-- sanitizer_signal_interceptors.inc -----------------------*- C++ -*-===//
   //
   //                     The LLVM Compiler Infrastructure
   //
   // This file is distributed under the University of Illinois Open Source
   // License. See LICENSE.TXT for details.
   //
   //===----------------------------------------------------------------------===//
   //
   // Signal interceptors for sanitizers.
   //
   //===----------------------------------------------------------------------===//
   
   #include "interception/interception.h"
   #include "sanitizer_common.h"
   #include "sanitizer_internal_defs.h"
   #include "sanitizer_platform_interceptors.h"
   
   using namespace __sanitizer;
   
   #if SANITIZER_NETBSD
   #define sigaction_symname __sigaction14
   #else
   #define sigaction_symname sigaction
   #endif
   
   #ifndef SIGNAL_INTERCEPTOR_SIGNAL_IMPL
   #define SIGNAL_INTERCEPTOR_SIGNAL_IMPL(func, signum, handler) \
     { return REAL(func)(signum, handler); }
   #endif
   
   #ifndef SIGNAL_INTERCEPTOR_SIGACTION_IMPL
   #define SIGNAL_INTERCEPTOR_SIGACTION_IMPL(signum, act, oldact) \
     { return REAL(sigaction_symname)(signum, act, oldact); }
   #endif
   
   #if SANITIZER_INTERCEPT_BSD_SIGNAL
   INTERCEPTOR(uptr, bsd_signal, int signum, uptr handler) {
     if (GetHandleSignalMode(signum) == kHandleSignalExclusive) return 0;
     SIGNAL_INTERCEPTOR_SIGNAL_IMPL(bsd_signal, signum, handler);
   }
   #define INIT_BSD_SIGNAL COMMON_INTERCEPT_FUNCTION(bsd_signal)
   #else  // SANITIZER_INTERCEPT_BSD_SIGNAL
   #define INIT_BSD_SIGNAL
   #endif  // SANITIZER_INTERCEPT_BSD_SIGNAL
   
   #if SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
   INTERCEPTOR(uptr, signal, int signum, uptr handler) {
     if (GetHandleSignalMode(signum) == kHandleSignalExclusive)
       return (uptr) nullptr;
     SIGNAL_INTERCEPTOR_SIGNAL_IMPL(signal, signum, handler);
   }
   #define INIT_SIGNAL COMMON_INTERCEPT_FUNCTION(signal)
   
   INTERCEPTOR(int, sigaction_symname, int signum,
               const __sanitizer_sigaction *act, __sanitizer_sigaction *oldact) {
     if (GetHandleSignalMode(signum) == kHandleSignalExclusive) return 0;
     SIGNAL_INTERCEPTOR_SIGACTION_IMPL(signum, act, oldact);
   }
   #define INIT_SIGACTION COMMON_INTERCEPT_FUNCTION(sigaction_symname)
   
   namespace __sanitizer {
   int real_sigaction(int signum, const void *act, void *oldact) {
     return REAL(sigaction_symname)(signum, (const __sanitizer_sigaction *)act,
                            (__sanitizer_sigaction *)oldact);
   }
   }  // namespace __sanitizer
   #else  // SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
   #define INIT_SIGNAL
   #define INIT_SIGACTION
   // We need to have defined REAL(sigaction) on other systems.
   namespace __sanitizer {
   struct __sanitizer_sigaction;
   }
   DEFINE_REAL(int, sigaction, int signum, const __sanitizer_sigaction *act,
               __sanitizer_sigaction *oldact)
   #endif  // SANITIZER_INTERCEPT_SIGNAL_AND_SIGACTION
   
   static void InitializeSignalInterceptors() {
     static bool was_called_once;
     CHECK(!was_called_once);
     was_called_once = true;
   
     INIT_BSD_SIGNAL;
     INIT_SIGNAL;
     INIT_SIGACTION;
   }
Legend:
Removed from v.1.1.1.1.2.1  
changed lines
  Added in v.1.1.1.1.2.2
CVSweb <webmaster@jp.NetBSD.org>