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examples: fix/silence -Wsign-conversion

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- extend `FD_SET()` hack to all platforms (was only Cygwin).
  Warnings may also happen in other envs, e.g. OmniOS.
  Ref: https://github.com/libssh2/libssh2/actions/runs/8854199687/job/24316762831#step:3:2021

- tidy-up `CURLcode` vs `int` use.

- cast an unsigned to `long` before passing to `curl_easy_setopt()`.

Cherry-picked from #13489
Follow-up to 3829759bd0 #12489
Closes #13501
This commit is contained in:
Viktor Szakats 2024-04-27 21:09:01 +02:00
parent 7ca0a3791b
commit 5b9955e0bd
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4 changed files with 8 additions and 11 deletions
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7
docs/examples/websocket.c
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@ -68,16 +68,13 @@ static int recv_pong(CURL *curl, const char *expected_payload)
return (int)result;
}
static int recv_any(CURL *curl)
static CURLcode recv_any(CURL *curl)
{
size_t rlen;
const struct curl_ws_frame *meta;
char buffer[256];
CURLcode result = curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
if(result)
return result;
return 0;
return curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
}
/* close the connection */