check.cpp

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// Copyright (c) 2022-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <util/check.h>
 
#include <bitcoin-build-config.h> // IWYU pragma: keep
 
#include <clientversion.h>
#include <tinyformat.h>
 
#include <cstdio>
#include <cstdlib>
#include <source_location>
#include <string>
#include <string_view>
 
std::string StrFormatInternalBug(std::string_view msg, const std::source_location& loc)
{
    return strprintf("Internal bug detected: %s\n%s:%d (%s)\n"
                     "%s %s\n"
                     "Please report this issue here: %s\n",
                     msg, loc.file_name(), loc.line(), loc.function_name(),
                     CLIENT_NAME, FormatFullVersion(), CLIENT_BUGREPORT);
}
 
std::string StrFormatFailedCheck(std::string_view assertion)
{
    return strprintf("`%s` check failed", assertion);
}
 
NonFatalCheckError::NonFatalCheckError(std::string_view msg, const std::source_location& loc)
    : std::runtime_error{StrFormatInternalBug(msg, loc)}
{
}
 
bool g_detail_test_only_CheckFailuresAreExceptionsNotAborts{false};
 
void internal_abort_helper(const std::source_location& loc, std::string_view error_msg)
{
    if (g_detail_test_only_CheckFailuresAreExceptionsNotAborts) {
        throw NonFatalCheckError{error_msg, loc};
    }
    auto str = strprintf("%s:%s %s: %s.\n", loc.file_name(), loc.line(), loc.function_name(), error_msg);
    fwrite(str.data(), 1, str.size(), stderr);
    std::abort();
}
 
void internal_non_fatal_helper(const std::source_location& loc, std::string_view error_msg)
{
    if constexpr (G_ABORT_ON_FAILED_ASSUME) {
        internal_abort_helper(loc, error_msg);
    }
    throw NonFatalCheckError{error_msg, loc};
}
 
std::atomic<bool> g_enable_dynamic_fuzz_determinism{false};