74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PRINTF_H
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#define PRINTF_H
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#ifdef HV_DEBUG
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/** The well known printf() function.
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*
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* Formats a string and writes it to the console output.
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*
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* @param fmt A pointer to the NUL terminated format string.
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*
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* @return The number of characters actually written or a negative
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* number if an error occurred.
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*/
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int printf(const char *fmt, ...);
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/** The well known vprintf() function.
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*
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* Formats a string and writes it to the console output.
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*
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* @param fmt A pointer to the NUL terminated format string.
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* @param args The variable long argument list as va_list.
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* @return The number of characters actually written or a negative
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* number if an error occurred.
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*/
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int vprintf(const char *fmt, va_list args);
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#else /* HV_DEBUG */
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static inline int printf(__unused const char *fmt, ...)
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{
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return 0;
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}
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static inline int vprintf(__unused const char *fmt, __unused va_list args)
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{
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return 0;
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}
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#endif /* HV_DEBUG */
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#endif /* PRINTF_H */
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