mirror of
https://github.com/catchorg/Catch2.git
synced 2024-11-26 15:26:11 +01:00
100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/*
|
|
* catch_debugger.hpp
|
|
* Catch
|
|
*
|
|
* Created by Phil on 27/12/2010.
|
|
* Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
|
|
*
|
|
* Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
*
|
|
* Provides a DebugBreak() macro for platforms other than Windows
|
|
* (currently only Macs are supported)
|
|
*/
|
|
|
|
#ifndef TWOBLUECUBES_CATCH_DEBUGGER_HPP_INCLUDED
|
|
#define TWOBLUECUBES_CATCH_DEBUGGER_HPP_INCLUDED
|
|
|
|
#include <iostream>
|
|
|
|
#if defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)
|
|
|
|
#include <assert.h>
|
|
#include <stdbool.h>
|
|
#include <sys/types.h>
|
|
#include <unistd.h>
|
|
#include <sys/sysctl.h>
|
|
|
|
namespace Catch
|
|
{
|
|
// The following function is taken directly from the following technical note:
|
|
// http://developer.apple.com/library/mac/#qa/qa2004/qa1361.html
|
|
|
|
inline bool AmIBeingDebugged(void)
|
|
// Returns true if the current process is being debugged (either
|
|
// running under the debugger or has a debugger attached post facto).
|
|
{
|
|
int junk;
|
|
int mib[4];
|
|
struct kinfo_proc info;
|
|
size_t size;
|
|
|
|
// Initialize the flags so that, if sysctl fails for some bizarre
|
|
// reason, we get a predictable result.
|
|
|
|
info.kp_proc.p_flag = 0;
|
|
|
|
// Initialize mib, which tells sysctl the info we want, in this case
|
|
// we're looking for information about a specific process ID.
|
|
|
|
mib[0] = CTL_KERN;
|
|
mib[1] = KERN_PROC;
|
|
mib[2] = KERN_PROC_PID;
|
|
mib[3] = getpid();
|
|
|
|
// Call sysctl.
|
|
|
|
size = sizeof(info);
|
|
junk = sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, NULL, 0);
|
|
assert(junk == 0);
|
|
|
|
// We're being debugged if the P_TRACED flag is set.
|
|
|
|
return ( (info.kp_proc.p_flag & P_TRACED) != 0 );
|
|
}
|
|
}
|
|
|
|
// The following code snippet taken from:
|
|
// http://cocoawithlove.com/2008/03/break-into-debugger.html
|
|
#ifdef DEBUG
|
|
#if defined(__ppc64__) || defined(__ppc__)
|
|
#define DebugBreak() \
|
|
if( Catch::AmIBeingDebugged() ) \
|
|
{ \
|
|
__asm__("li r0, 20\nsc\nnop\nli r0, 37\nli r4, 2\nsc\nnop\n" \
|
|
: : : "memory","r0","r3","r4" ); \
|
|
}
|
|
#else
|
|
#define DebugBreak() if( Catch::AmIBeingDebugged() ) {__asm__("int $3\n" : : );}
|
|
#endif
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#ifndef DebugBreak
|
|
inline void DebugBreak(){}
|
|
#endif
|
|
|
|
inline void writeToDebugConsole( const std::string& text )
|
|
{
|
|
// !TBD: Get Windows version working
|
|
// - need to declare OutputDebugStringA without Windows.h
|
|
//#ifdef _WIN32
|
|
// ::OutputDebugStringA( text.c_str() );
|
|
//#else
|
|
// !TBD: Need a version for Mac/ XCode and other IDEs
|
|
std::cout << text;
|
|
//#endif
|
|
}
|
|
|
|
#endif // TWOBLUECUBES_CATCH_DEBUGGER_HPP_INCLUDED
|