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45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2017-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/* This header file wraps newlib's own unmodified assert.h and adds
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support for silent assertion failure.
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*/
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#pragma once
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#include <sdkconfig.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include_next <assert.h>
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/* moved part of libc provided assert to here allows
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* tweaking the assert macro to use __builtin_expect()
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* and reduce jumps in the "asserts OK" code path
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*
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* Note: using __builtin_expect() not likely() to avoid defining the likely
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* macro in namespace of non-IDF code that may include this standard header.
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*/
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#undef assert
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/* __FILENAME__ points to the file name instead of path + filename
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* e.g __FILE__ points to "/apps/test.c" where as __FILENAME__ points to "test.c"
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*/
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#define __FILENAME__ (__builtin_strrchr( "/" __FILE__, '/') + 1)
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#if defined(NDEBUG)
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#define assert(__e) ((void)(__e))
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#elif CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT
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#define assert(__e) (__builtin_expect(!!(__e), 1) ? (void)0 : __assert_func(NULL, 0, NULL, NULL))
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#else // !CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT
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#define assert(__e) (__builtin_expect(!!(__e), 1) ? (void)0 : __assert_func (__FILENAME__, __LINE__, \
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__ASSERT_FUNC, #__e))
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#endif
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