Martin Hořeňovský
9048c24fa7
This cherry-picks the source changes from PR made by @pkleymonov-qnx, without including the build path changes that are irrelevant unless we can add a QNX target to our CI. Close #2953
79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
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// Copyright Catch2 Authors
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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// SPDX-License-Identifier: BSL-1.0
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#ifndef CATCH_DEBUGGER_HPP_INCLUDED
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#define CATCH_DEBUGGER_HPP_INCLUDED
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#include <catch2/internal/catch_platform.hpp>
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namespace Catch {
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bool isDebuggerActive();
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}
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#if !defined( CATCH_TRAP ) && defined( __clang__ ) && defined( __has_builtin )
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# if __has_builtin( __builtin_debugtrap )
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# define CATCH_TRAP() __builtin_debugtrap()
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# endif
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#endif
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#if !defined( CATCH_TRAP ) && defined( _MSC_VER )
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# define CATCH_TRAP() __debugbreak()
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#endif
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#if !defined(CATCH_TRAP) // If we couldn't use compiler-specific impl from above, we get into platform-specific options
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#ifdef CATCH_PLATFORM_MAC
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#if defined(__i386__) || defined(__x86_64__)
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#define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
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#elif defined(__aarch64__)
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#define CATCH_TRAP() __asm__(".inst 0xd43e0000")
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#elif defined(__POWERPC__)
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#define CATCH_TRAP() __asm__("li r0, 20\nsc\nnop\nli r0, 37\nli r4, 2\nsc\nnop\n" \
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: : : "memory","r0","r3","r4" ) /* NOLINT */
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#endif
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#elif defined(CATCH_PLATFORM_IPHONE)
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// use inline assembler
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#if defined(__i386__) || defined(__x86_64__)
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#define CATCH_TRAP() __asm__("int $3")
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#elif defined(__aarch64__)
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#define CATCH_TRAP() __asm__(".inst 0xd4200000")
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#elif defined(__arm__) && !defined(__thumb__)
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#define CATCH_TRAP() __asm__(".inst 0xe7f001f0")
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#elif defined(__arm__) && defined(__thumb__)
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#define CATCH_TRAP() __asm__(".inst 0xde01")
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#endif
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#elif defined(CATCH_PLATFORM_LINUX) || defined(CATCH_PLATFORM_QNX)
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// If we can use inline assembler, do it because this allows us to break
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// directly at the location of the failing check instead of breaking inside
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// raise() called from it, i.e. one stack frame below.
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#if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
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#define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
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#else // Fall back to the generic way.
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#include <signal.h>
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#define CATCH_TRAP() raise(SIGTRAP)
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#endif
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#elif defined(__MINGW32__)
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extern "C" __declspec(dllimport) void __stdcall DebugBreak();
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#define CATCH_TRAP() DebugBreak()
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#endif
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#endif // ^^ CATCH_TRAP is not defined yet, so we define it
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#if !defined(CATCH_BREAK_INTO_DEBUGGER)
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#if defined(CATCH_TRAP)
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#define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
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#else
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#define CATCH_BREAK_INTO_DEBUGGER() []{}()
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#endif
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#endif
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#endif // CATCH_DEBUGGER_HPP_INCLUDED
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