[FFmpeg-devel] [PATCH v3 1/2] avformat/utils: simplify the code and remove av_strncasecmp

Michael Niedermayer michael at niedermayer.cc
Tue Dec 3 10:43:53 EET 2019


On Mon, Dec 02, 2019 at 12:51:05PM +0800, lance.lmwang at gmail.com wrote:
> From: Limin Wang <lance.lmwang at gmail.com>
> 
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---
>  libavformat/utils.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/libavformat/utils.c b/libavformat/utils.c
> index 8196442dd1..03a3705200 100644
> --- a/libavformat/utils.c
> +++ b/libavformat/utils.c
> @@ -4854,11 +4854,10 @@ int ff_mkdir_p(const char *path)
>          return -1;
>      }
>  
> -    if (!av_strncasecmp(temp, "/", 1) || !av_strncasecmp(temp, "\\", 1)) {
> +    if (*temp == '/' || *temp == '\\')
>          pos++;

> -    } else if (!av_strncasecmp(temp, "./", 2) || !av_strncasecmp(temp, ".\\", 2)) {
> +    else if (*temp == '.' && (*(temp+1) == '/' || *(temp+1) == '\\'))

is this really simpler ? (compared to strncmp() for example) ?
it looks more obfuscated 

also not sure about the {} removial

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
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