41 lines
865 B
C
41 lines
865 B
C
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#ifndef _FEATURES_H
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#define _FEATURES_H
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#if defined(_ALL_SOURCE) && !defined(_GNU_SOURCE)
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#define _GNU_SOURCE 1
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#endif
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#if defined(_DEFAULT_SOURCE) && !defined(_BSD_SOURCE)
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#define _BSD_SOURCE 1
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#endif
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#if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \
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&& !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \
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&& !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__)
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#define _BSD_SOURCE 1
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#define _XOPEN_SOURCE 700
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#endif
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#if __STDC_VERSION__ >= 199901L
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#define __restrict restrict
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#elif !defined(__GNUC__)
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#define __restrict
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#endif
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#if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
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#define __inline inline
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#elif !defined(__GNUC__)
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#define __inline
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#endif
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#if __STDC_VERSION__ >= 201112L
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#elif defined(__GNUC__)
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#define _Noreturn __attribute__((__noreturn__))
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#else
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#define _Noreturn
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#endif
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#define __REDIR(x,y) __typeof__(x) x __asm__(#y)
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#endif
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