mirror of
https://github.com/mpv-player/mpv
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5afacef0e4
av_noreturn is a rather recent addition to libavutil, and defining it ourselves is trivial and makes playing compatibility games easier.
28 lines
792 B
C
28 lines
792 B
C
#ifndef MPV_COMPILER_H
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#define MPV_COMPILER_H
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#define MP_EXPAND_ARGS(...) __VA_ARGS__
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#ifdef __GNUC__
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#define MP_NORETURN __attribute__((noreturn))
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/** Use gcc attribute to check printf fns. a1 is the 1-based index of
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* the parameter containing the format, and a2 the index of the first
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* argument. **/
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#ifdef __MINGW32__
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// MinGW maps "printf" to the non-standard MSVCRT functions, even if
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// __USE_MINGW_ANSI_STDIO is defined and set to 1. We need to use "gnu_printf",
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// which isn't necessarily available on other GCC compatible compilers.
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#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (gnu_printf, a1, a2)))
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#else
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#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (printf, a1, a2)))
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#endif
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#else
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#define PRINTF_ATTRIBUTE(a1, a2)
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#define MP_NORETURN
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#endif
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#endif
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