62 lines
2.7 KiB
C
62 lines
2.7 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef ERR_H_
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# define ERR_H_
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# include <errno.h>
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# include "common.h"
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CR_FORMAT(printf, 1, 2)
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CR_NORETURN void cr_panic(const char *str, ...);
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# define errno_ignore(Stmt) \
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do { \
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int err = errno; \
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Stmt; \
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errno = err; \
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} while (0)
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# define errno_return(Err, Val) \
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do { \
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errno = (Err); \
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return (Val); \
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} while (0)
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# undef assert
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# define assert(Cnd) \
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do { \
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if (!(Cnd)) { \
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cr_panic("Assertion failed: %s\n\t@ %s:%d (%s)", #Cnd, __FILE__, \
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__LINE__, __func__); \
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} \
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} while (0)
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# ifdef NDEBUG
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# define debug_assert(Cnd)
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# else
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# define debug_assert(Cnd) assert(Cnd)
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# endif
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#endif /* !ERR_H_ */
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