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trezor-firmware/core/embed/rtl/inc/assert.h

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/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIB_ASSERT_H
#define LIB_ASSERT_H
// This file overrides the standard `assert` macro to
// save space in flash memory.
//
// This file will be included instead of the standard assert.h
// as it is passed to the compiler with -include before the
// paths to the standard libraries.
//
// Our custom assert macro eliminates printing of the
// expression and prints only a short file name and line number.
#ifdef __cplusplus
extern "C" {
#endif
#ifndef NDEBUG
void __attribute__((noreturn))
__fatal_error(const char *msg, const char *file, int line);
#define assert(expr) \
((expr) ? (void)0 : __fatal_error("Assert", __FILE_NAME__, __LINE__))
#else
#define assert(expr) ((void)0)
#endif
#ifdef __cplusplus
}
#endif
#endif // LIB_ASSERT_H