On 17.05.2018 06:46, Zhao Zhili wrote:
> ---
> libavutil/error.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/libavutil/error.h b/libavutil/error.h
> index 71df4da..8a35fef 100644
> --- a/libavutil/error.h
> +++ b/libavutil/error.h
> @@ -116,8 +116,10 @@ static inline char *av_make_error_string(char *errbuf,
> size_t errbuf_size, int e
> * Convenience macro, the return value should be used only directly in
> * function arguments but never stand-alone.
> */
> +#ifndef __cplusplus
> #define av_err2str(errnum) \
> av_make_error_string((char[AV_ERROR_MAX_STRING_SIZE]){0},
> AV_ERROR_MAX_STRING_SIZE, errnum)
> +#endifIt's a macro, as long as you don't call it, it should never hit the compiler. So this will only change the error as now the macro won't be known anymore.
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