Mercurial > molko
view src/error.h @ 39:9d1421c09dfb
core: add more utilities to improve code simplicity
author | David Demelier <markand@malikania.fr> |
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date | Tue, 14 Jan 2020 13:05:45 +0100 |
parents | bdb51709fd55 |
children |
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/* * error.h -- error routines * * Copyright (c) 2020 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef MOLKO_ERROR_H #define MOLKO_ERROR_H /** * \file error.h * \brief Error routines. */ #include <stdarg.h> #include <stdbool.h> #include <stdnoreturn.h> /** * Get the last error returned. * * \return the error string */ const char * error(void); /** * Convenient handler that sets last error from global C errno and then return * false. * * \return false */ bool error_errno(void); /** * Set the game error with a printf-like format. * * \param fmt the format string * \return false */ bool error_printf(const char *fmt, ...); /** * Similar to \a error_printf. * * \param fmt the format stinrg * \param ap the variadic arguments pointer * \return false */ bool error_vprintf(const char *fmt, va_list ap); /** * Print last registered error and exit with code 1. */ noreturn void error_fatal(void); /** * Prints an error to stderr and exit. * * \param fmt the format string */ noreturn void error_fatalf(const char *fmt, ...); /** * Similar to \a error_fatalf * * \param fmt the format string * \param ap the variadic arguments pointer */ noreturn void error_vfatalf(const char *fmt, va_list ap); #endif /* !MOLKO_ERROR_H */