attributes: add av_noreturn
Also use it in the declaration of the various exit_program implementations in avtools. inspired by a clang-scan report.
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@ -373,7 +373,7 @@ FILE *get_preset_file(char *filename, size_t filename_size,
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* Do all the necessary cleanup and abort.
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* This function is implemented in the avtools, not cmdutils.
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*/
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void exit_program(int ret);
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av_noreturn void exit_program(int ret);
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/**
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* Realloc array to hold new_size elements of elem_size.
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@ -113,4 +113,10 @@
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# define av_printf_format(fmtpos, attrpos)
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#endif
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#if AV_GCC_VERSION_AT_LEAST(2,5)
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# define av_noreturn __attribute__((noreturn))
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#else
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# define av_noreturn
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#endif
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#endif /* AVUTIL_ATTRIBUTES_H */
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