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

/*
 * 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::diag {

    NORETURN void AssertionFailureImpl(const char *file, int line, const char *func, const char *expr, u64 value, const char *format, ...) __attribute__((format(printf, 6, 7)));
    NORETURN void AssertionFailureImpl(const char *file, int line, const char *func, const char *expr, u64 value);

    NORETURN void AbortImpl(const char *file, int line, const char *func, const char *expr, u64 value, const char *format, ...) __attribute__((format(printf, 6, 7)));
    NORETURN void AbortImpl(const char *file, int line, const char *func, const char *expr, u64 value);
    NORETURN void AbortImpl();

}

#ifdef AMS_ENABLE_DETAILED_ASSERTIONS
#define AMS_CALL_ASSERT_FAIL_IMPL(cond, ...) ::ams::diag::AssertionFailureImpl(__FILE__, __LINE__, __PRETTY_FUNCTION__, cond, 0, ## __VA_ARGS__)
#define AMS_CALL_ABORT_IMPL(cond, ...)  ::ams::diag::AbortImpl(__FILE__, __LINE__, __PRETTY_FUNCTION__, cond, 0, ## __VA_ARGS__)
#else
#define AMS_CALL_ASSERT_FAIL_IMPL(cond, ...) ::ams::diag::AssertionFailureImpl("", 0, "", "", 0)
#define AMS_CALL_ABORT_IMPL(cond, ...)  ::ams::diag::AbortImpl(); AMS_UNUSED(cond, ## __VA_ARGS__)
#endif

#ifdef AMS_ENABLE_ASSERTIONS
#define AMS_ASSERT_IMPL(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(#expr, ## __VA_ARGS__);                                     \
            }                                                                                         \
        }                                                                                             \
    }
#elif defined(AMS_PRESERVE_ASSERTION_EXPRESSIONS)
#define AMS_ASSERT_IMPL(expr, ...) AMS_UNUSED(expr, ## __VA_ARGS__)
#else
#define AMS_ASSERT_IMPL(expr, ...) static_cast<void>(0)
#endif

#define AMS_ASSERT(expr, ...) AMS_ASSERT_IMPL(expr, ## __VA_ARGS__)

#define AMS_UNREACHABLE_DEFAULT_CASE() default: AMS_CALL_ABORT_IMPL("Unreachable default case entered")

#ifdef AMS_BUILD_FOR_AUDITING
#define AMS_AUDIT(expr, ...) AMS_ASSERT(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__);                                                        \
            }                                                                                                     \
        }                                                                                                         \
    }