[PATCH] wget: ignore header casing

[Denys Vlasenko]

Applied, thank you

On Sat, Jun 8, 2024 at 8:05 PM Sertonix <sertonix at posteo.net> wrote:
>
> HTTP headers are case insensitive and therefor the check if a default
> header has been overwritten needs to be case insensitive.
>
> Without this patch `--header 'user-agent: test'` results in
> `User-Agent: Wget` and `user-agent: test` being send.
>
> function                                             old     new   delta
> ------------------------------------------------------------------------------
> (add/remove: 0/0 grow/shrink: 0/0 up/down: 0/0)                 Total: 0 bytes
>    text   data     bss     dec     hex  filename
> 1040876  16443    1840  1059159 102957  busybox_old
> 1040876  16443    1840  1059159 102957  busybox_unstripped
>
> Signed-off-by: Sertonix <sertonix at posteo.net>
> ---
>  networking/wget.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/networking/wget.c b/networking/wget.c
> index 199ddd4da..512bebfc2 100644
> --- a/networking/wget.c
> +++ b/networking/wget.c
> @@ -1602,7 +1602,7 @@ IF_DESKTOP(       "no-parent\0"        No_argument       "\xf0")
>                         bit = 1;
>                         words = wget_user_headers;
>                         while (*words) {
> -                               if (strstr(hdr, words) == hdr) {
> +                               if (strcasestr(hdr, words) == hdr) {
>                                         G.user_headers |= bit;
>                                         break;
>                                 }
> --
> 2.45.2
>
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