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https://github.com/trezor/trezor-firmware.git
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56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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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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*
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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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#ifndef LIB_ASSERT_H
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#define LIB_ASSERT_H
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// This file overrides the standard `assert` macro to
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// save space in flash memory.
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//
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// This file will be included instead of the standard assert.h
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// as it is passed to the compiler with -include before the
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// paths to the standard libraries.
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//
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// Our custom assert macro eliminates printing of the
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// expression and prints only a short file name and line number.
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef NDEBUG
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void __attribute__((noreturn))
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__fatal_error(const char *msg, const char *file, int line);
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#define assert(expr) \
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((expr) ? (void)0 : __fatal_error("Assert", __FILE_NAME__, __LINE__))
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#else
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#define assert(expr) ((void)0)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // LIB_ASSERT_H
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