docs: use CURLSSLBACKEND_NONE

[ssl] use CURLSSLBACKEND_NONE instead of (curl_sslbackend)-1 in
documentation and examples.

Signed-off-by: Ted Lyngmo <ted@lyncon.se>

Closes #11909
This commit is contained in:
Ted Lyngmo 2023-09-21 12:44:35 +02:00 committed by Daniel Stenberg
parent b2b0534e76
commit c1ab33ed79
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GPG Key ID: 5CC908FDB71E12C2
2 changed files with 6 additions and 5 deletions

View File

@ -49,7 +49,7 @@ int main(int argc, char **argv)
const curl_ssl_backend **list;
int i;
result = curl_global_sslset((curl_sslbackend)-1, NULL, &list);
result = curl_global_sslset(CURLSSLBACKEND_NONE, NULL, &list);
assert(result == CURLSSLSET_UNKNOWN_BACKEND);
for(i = 0; list[i]; i++)
@ -64,7 +64,7 @@ int main(int argc, char **argv)
result = curl_global_sslset((curl_sslbackend)id, NULL, NULL);
}
else
result = curl_global_sslset((curl_sslbackend)-1, name, NULL);
result = curl_global_sslset(CURLSSLBACKEND_NONE, name, NULL);
if(result == CURLSSLSET_UNKNOWN_BACKEND) {
fprintf(stderr, "Unknown SSL backend id: %s\n", name);

View File

@ -61,8 +61,9 @@ must be called \fBbefore\fP \fIcurl_global_init(3)\fP.
The backend can be identified by the \fIid\fP
(e.g. \fBCURLSSLBACKEND_OPENSSL\fP). The backend can also be specified via the
\fIname\fP parameter for a case insensitive match (passing -1 as \fIid\fP). If
both \fIid\fP and \fIname\fP are specified, the \fIname\fP is ignored.
\fIname\fP parameter for a case insensitive match (passing
\fBCURLSSLBACKEND_NONE\fP as \fIid\fP). If both \fIid\fP and \fIname\fP are
specified, the \fIname\fP is ignored.
If neither \fIid\fP nor \fPname\fP are specified, the function fails with
\fBCURLSSLSET_UNKNOWN_BACKEND\fP and set the \fIavail\fP pointer to the
@ -105,7 +106,7 @@ OpenSSL flavor and version number is use.
/* list the available ones */
const curl_ssl_backend **list;
curl_global_sslset((curl_sslbackend)-1, NULL, &list);
curl_global_sslset(CURLSSLBACKEND_NONE, NULL, &list);
for(i = 0; list[i]; i++)
printf("SSL backend #%d: '%s' (ID: %d)\\n",