125 lines
4.1 KiB
C++
125 lines
4.1 KiB
C++
/*
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*
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* Conky, a system monitor, based on torsmo
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*
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* Any original torsmo code is licensed under the BSD license
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*
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* All code written since the fork of torsmo is licensed under the GPL
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*
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* Please see COPYING for details
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*
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* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
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* Copyright (c) 2005-2021 Brenden Matthews, Philip Kovacs, et. al.
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* (see AUTHORS)
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* All rights reserved.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef _LOGGING_H
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#define _LOGGING_H
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#include <cinttypes> // correct formatting for int types
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#include <cstdio>
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#include <stdexcept>
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#include "config.h"
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#include "i18n.h"
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class fork_throw : public std::runtime_error {
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public:
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fork_throw() : std::runtime_error("Fork happened") {}
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fork_throw(const std::string &msg) : std::runtime_error(msg) {}
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};
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class unknown_arg_throw : public std::runtime_error {
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public:
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unknown_arg_throw() : std::runtime_error("Unknown argumunt given") {}
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unknown_arg_throw(const std::string &msg) : std::runtime_error(msg) {}
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};
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class combine_needs_2_args_error : public std::runtime_error {
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public:
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combine_needs_2_args_error()
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: std::runtime_error("combine needs arguments: <text1> <text2>") {}
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combine_needs_2_args_error(const std::string &msg)
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: std::runtime_error(msg) {}
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};
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class obj_create_error : public std::runtime_error {
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public:
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obj_create_error() : std::runtime_error("Failed to create object") {}
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obj_create_error(const std::string &msg) : std::runtime_error(msg) {}
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};
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void clean_up(void);
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template <typename... Args>
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inline void gettextize_format(const char *format, Args &&...args) {
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fprintf(stderr, _(format), args...);
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}
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// explicit specialization for no arguments to avoid the
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// "format not a string literal and no format arguments" warning
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inline void gettextize_format(const char *format) { fputs(_(format), stderr); }
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template <typename... Args>
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void NORM_ERR(const char *format, Args &&...args) {
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fprintf(stderr, PACKAGE_NAME ": ");
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gettextize_format(format, args...);
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fputs("\n", stderr);
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}
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/* critical error with additional cleanup */
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template <typename... Args>
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__attribute__((noreturn)) inline void CRIT_ERR_FREE(void *memtofree1,
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void *memtofree2,
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const char *format,
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Args &&...args) {
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NORM_ERR(format, args...);
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free(memtofree1);
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free(memtofree2);
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clean_up();
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exit(EXIT_FAILURE);
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}
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/* critical error */
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template <typename... Args>
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__attribute__((noreturn)) inline void CRIT_ERR(const char *format,
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Args &&...args) {
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CRIT_ERR_FREE(nullptr, nullptr, format, args...);
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}
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namespace conky {
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class error : public std::runtime_error {
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public:
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error(const std::string &msg) : std::runtime_error(msg) {}
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};
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} // namespace conky
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/* debugging output */
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extern int global_debug_level;
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#define __DBGP(level, ...) \
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do { \
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if (global_debug_level > level) { \
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fprintf(stderr, "DEBUG(%d) [" __FILE__ ":%d]: ", level, __LINE__); \
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gettextize_format(__VA_ARGS__); \
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fputs("\n", stderr); \
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} \
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} while (0)
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#define DBGP(...) __DBGP(0, __VA_ARGS__)
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#define DBGP2(...) __DBGP(1, __VA_ARGS__)
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#endif /* _LOGGING_H */
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