157 lines
5.5 KiB
C++
157 lines
5.5 KiB
C++
/*
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* This file is part of libgim.
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*
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* libgim is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* libgim is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with libgim. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2010-2012 Danny Robson <danny@blubinc.net>
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*/
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#ifndef __DEBUG_HPP
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#define __DEBUG_HPP
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#include "annotations.hpp"
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#include "maths.hpp"
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#include <stdexcept>
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#include <iostream>
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#include <sstream>
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#define CONCATENATE_DETAIL(x, y) x##y
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#define CONCATENATE(x, y) CONCATENATE_DETAIL(x, y)
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#define raii CONCATENATE(unique, __COUNTER__)
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#define trace { \
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std::cerr << __FILE__ << ":" << __func__ << ":" << __LINE__ << std::endl; \
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}
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#define warn(MSG) do { \
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std::cerr << __FILE__ << ":" << __func__ << ":" __LINE__ << ", " << (MSG) << std::endl; \
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} while (0)
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#define warn_if(C, MSG) do { \
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if (C) { \
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std::cerr << __FILE__ << ":" << __func__ << ":" __LINE__ << ", " << (MSG) << std::endl; \
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} \
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} while (0)
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#define verify_soft(C, COND) ({ \
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const auto __DEBUG_value = (C); \
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check_soft(__DEBUG_value COND); \
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__DEBUG_value; \
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})
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#define verify_hard(C, COND) ({ \
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const auto __DEBUG_value = (C); \
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check_hard(__DEBUG_value COND); \
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__DEBUG_value; \
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})
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#define _check_meta(C, SUCCESS, FAILURE) do { \
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const auto __DEBUG_value = (C); \
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if (unlikely (!__DEBUG_value)) { \
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std::cerr << PACKAGE << ": " \
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<< __FILE__ << ":" \
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<< __LINE__ << ": " \
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<< __FUNCTION__ \
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<< ". Assertion '" << #C \
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<< "' failed: " << __DEBUG_value << std::endl; \
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\
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{ FAILURE } \
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} else { \
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{ SUCCESS } \
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} \
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} while (0)
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#define check_hard(C) _check_meta((C), { ; }, { panic (); })
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#define check_soft(C) _check_meta((C), { ; }, { breakpoint (); })
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#define check_eq(A,B) do { \
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const auto __a = (A); \
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const auto __b = (B); \
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_check_meta (almost_equal (__a, __b), \
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{ ; }, \
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{ \
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std::ostringstream os; \
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os << "expected equality.\n" \
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<< "__a: " << #A << " is " << __a << ")" \
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<< "\n != \n" \
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<< "__b: " << #B << " is " << __b << ")"; \
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panic (os.str ()); \
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}); \
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} while (0)
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#define check_neq(A,B) do { \
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const auto __a = (A); \
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const auto __b = (B); \
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_check_meta (!almost_equal (__a, __b), \
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{ ; }, \
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{ \
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std::ostringstream os; \
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os << "unexpected equality.\n" \
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<< "__a: " << #A << " is " << __a << ")" \
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<< "\n == \n" \
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<< "__b: " << #B << " is " << __b << ")"; \
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panic (os.str ()); \
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}); \
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} while (0)
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#define check_throws(E,C) do { \
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bool caught = false; \
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\
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try \
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{ C; } \
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catch (E) \
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{ caught = true; } \
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\
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if (unlikely (!caught)) \
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panic ("expected exception: " #E); \
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} while (0)
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#define check(C) check_hard(C)
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class panic_error {
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protected:
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std::string m_what;
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public:
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panic_error (const std::string &_what):
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m_what (_what)
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{ ; }
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};
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void panic (const std::string&) terminal;
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void panic (void) terminal;
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void not_implemented (void) terminal;
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void unreachable (void) terminal;
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void unreachable (const std::string&) terminal;
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void breakpoint (void);
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#endif // __DEBUG_HPP
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