util/Exception: add "fallback" and "separator" parameters

This commit is contained in:
Max Kellermann 2017-07-05 16:59:40 +02:00
parent 3cfefa53f7
commit 2db8cf477b
2 changed files with 11 additions and 7 deletions

View File

@ -1,5 +1,5 @@
/*
* Copyright (C) 2016 Max Kellermann <max.kellermann@gmail.com>
* Copyright (C) 2016-2017 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -32,7 +32,8 @@
#include <stdexcept>
std::string
GetFullMessage(std::exception_ptr ep) noexcept
GetFullMessage(std::exception_ptr ep,
const char *fallback, const char *separator) noexcept
{
try {
std::rethrow_exception(ep);
@ -41,10 +42,11 @@ GetFullMessage(std::exception_ptr ep) noexcept
std::rethrow_if_nested(e);
return e.what();
} catch (...) {
return std::string(e.what()) + "; " +
GetFullMessage(std::current_exception());
return std::string(e.what()) + separator +
GetFullMessage(std::current_exception(),
fallback, separator);
}
}
return std::string("Unknown error");
return fallback;
}

View File

@ -1,5 +1,5 @@
/*
* Copyright (C) 2016 Max Kellermann <max.kellermann@gmail.com>
* Copyright (C) 2016-2017 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -38,6 +38,8 @@
* exceptions (if any).
*/
std::string
GetFullMessage(std::exception_ptr ep) noexcept;
GetFullMessage(std::exception_ptr ep,
const char *fallback="Unknown exception",
const char *separator="; ") noexcept;
#endif