Atmosphere/libraries/libvapours/include/vapours/assert.hpp

133 lines
6.1 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
namespace ams {
class Result;
namespace os {
struct UserExceptionInfo;
}
namespace impl {
NORETURN void UnexpectedDefaultImpl(const char *func, const char *file, int line);
}
}
namespace ams::diag {
enum AssertionType {
AssertionType_Audit,
AssertionType_Assert,
};
struct LogMessage;
struct AssertionInfo {
AssertionType type;
const LogMessage *message;
const char *expr;
const char *func;
const char *file;
int line;
};
enum AbortReason {
AbortReason_Audit,
AbortReason_Assert,
AbortReason_Abort,
AbortReason_UnexpectedDefault,
};
struct AbortInfo {
AbortReason reason;
const LogMessage *message;
const char *expr;
const char *func;
const char *file;
int line;
};
void OnAssertionFailure(AssertionType type, const char *expr, const char *func, const char *file, int line, const char *format, ...) __attribute__((format(printf, 6, 7)));
void OnAssertionFailure(AssertionType type, const char *expr, const char *func, const char *file, int line);
NORETURN void AbortImpl(const char *expr, const char *func, const char *file, int line);
NORETURN void AbortImpl(const char *expr, const char *func, const char *file, int line, const char *format, ...) __attribute__((format(printf, 5, 6)));
NORETURN void AbortImpl(const char *expr, const char *func, const char *file, int line, const ::ams::Result *result, const char *format, ...) __attribute__((format(printf, 6, 7)));
NORETURN void AbortImpl(const char *expr, const char *func, const char *file, int line, const ::ams::Result *result, const ::ams::os::UserExceptionInfo *exception_info, const char *fmt, ...) __attribute__((format(printf, 7, 8)));
NORETURN void VAbortImpl(const char *expr, const char *func, const char *file, int line, const ::ams::Result *result, const ::ams::os::UserExceptionInfo *exception_info, const char *fmt, std::va_list vl);
}
#ifdef AMS_ENABLE_DETAILED_ASSERTIONS
#define AMS_CALL_ASSERT_FAIL_IMPL(type, expr, ...) ::ams::diag::OnAssertionFailure(type, expr, __PRETTY_FUNCTION__, __FILE__, __LINE__, ## __VA_ARGS__)
#define AMS_CALL_ABORT_IMPL(expr, ...) ::ams::diag::AbortImpl(expr, __PRETTY_FUNCTION__, __FILE__, __LINE__, ## __VA_ARGS__)
#define AMS_UNREACHABLE_DEFAULT_CASE() default: ::ams::impl::UnexpectedDefaultImpl(__PRETTY_FUNCTION__, __FILE__, __LINE__)
#else
#define AMS_CALL_ASSERT_FAIL_IMPL(type, expr, ...) ::ams::diag::OnAssertionFailure(type, "", "", "", 0)
#define AMS_CALL_ABORT_IMPL(expr, ...) ::ams::diag::AbortImpl("", "", "", 0); AMS_UNUSED(expr, ## __VA_ARGS__)
#define AMS_UNREACHABLE_DEFAULT_CASE() default: ::ams::impl::UnexpectedDefaultImpl("", "", 0)
#endif
#ifdef AMS_ENABLE_ASSERTIONS
#define AMS_ASSERT_IMPL(type, expr, ...) \
{ \
if (std::is_constant_evaluated()) { \
AMS_ASSUME(static_cast<bool>(expr)); \
} else { \
if (const bool __tmp_ams_assert_val = static_cast<bool>(expr); (!__tmp_ams_assert_val)) { \
AMS_CALL_ASSERT_FAIL_IMPL(type, #expr, ## __VA_ARGS__); \
} \
} \
}
#elif defined(AMS_PRESERVE_ASSERTION_EXPRESSIONS)
#define AMS_ASSERT_IMPL(type, expr, ...) AMS_UNUSED(expr, ## __VA_ARGS__)
#else
#define AMS_ASSERT_IMPL(type, expr, ...) static_cast<void>(0)
#endif
#define AMS_ASSERT(expr, ...) AMS_ASSERT_IMPL(::ams::diag::AssertionType_Assert, expr, ## __VA_ARGS__)
#ifdef AMS_BUILD_FOR_AUDITING
#define AMS_AUDIT(expr, ...) AMS_ASSERT_IMPL(::ams::diag::AssertionType_Audit, expr, ## __VA_ARGS__)
#elif defined(AMS_PRESERVE_AUDIT_EXPRESSIONS)
#define AMS_AUDIT(expr, ...) AMS_UNUSED(expr, ## __VA_ARGS__)
#else
#define AMS_AUDIT(expr, ...) static_cast<void>(0)
#endif
#define AMS_ABORT(...) AMS_CALL_ABORT_IMPL("", ## __VA_ARGS__)
#define AMS_ABORT_UNLESS(expr, ...) \
{ \
if (std::is_constant_evaluated()) { \
AMS_ASSUME(static_cast<bool>(expr)); \
} else { \
if (const bool __tmp_ams_assert_val = static_cast<bool>(expr); AMS_UNLIKELY(!__tmp_ams_assert_val)) { \
AMS_CALL_ABORT_IMPL(#expr, ##__VA_ARGS__); \
} \
} \
}