Method print_trace

src/debug.cpp:253–305

    #endif

void wf::print_trace(bool fast_mode)
{
    if (!fast_mode)
    {
    #if HAS_ASAN
        // We run with asan: use __sanitizer_print_stack_trace to cause ASAN to print a nice stacktrace,
        // which is better than what we can come up with.
        __sanitizer_print_stack_trace();
        return;
    #endif
    }

    void *addrlist[MAX_FRAMES];
    int addrlen = backtrace(addrlist, MAX_FRAMES);
    if (addrlen == 0)
    {
        LOGE("Failed to determine backtrace, recompile with ASAN!");

        return;
    }

    char **symbollist = backtrace_symbols(addrlist, addrlen);

    for (int i = 1; i < addrlen; i++)
    {
        auto result = demangle_function(symbollist[i]);

        std::ostringstream line;
        line << '#' << std::left << std::setw(2) << i << " ";
        if (HAS_ADDR2LINE && !fast_mode && result.address.size() &&
            result.executable.size())
        {
            auto source = locate_source_file(result);
            line << source.function_name << " " << source.function_source;
        } else if (result.function_name.size())
        {
            line << result.function_name << " at " << result.address;
        } else
        {
            line << symbollist[i];
        }

        auto contents = line.str();
        if (contents.size() && (contents.back() == '\n'))
        {
            contents.pop_back();
        }

        wf::log::log_plain(wf::log::LOG_LEVEL_ERROR, contents);
    }

    free(symbollist);
}

#else // has <execinfo.h>
void wf::print_trace(bool)