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| author | Daniel Stenberg <daniel@haxx.se> | 2022-01-16 22:41:16 +0100 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2022-01-17 08:44:41 +0100 |
| commit | 0041fe7ef5e32408865bc543897a42f5e2ea376e (patch) | |
| tree | afecb01979ff81eba34a536fde7a57071080f16a | |
| parent | f974bee6235ea049667e9c8f8edc2c84cc5e0f91 (diff) | |
| download | curl-0041fe7ef5e32408865bc543897a42f5e2ea376e.tar.gz | |
tool_getparam: DNS options that need c-ares now fail without it
Just silently accepting the options and then not having any effect is
not good.
Ref: #8283
Closes #8285
| -rw-r--r-- | src/tool_getparam.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/tool_getparam.c b/src/tool_getparam.c index 223214b0a..14dca833c 100644 --- a/src/tool_getparam.c +++ b/src/tool_getparam.c @@ -654,10 +654,14 @@ ParameterError getparameter(const char *flag, /* f or -long-flag */ case '*': /* options without a short option */ switch(subletter) { case '4': /* --dns-ipv4-addr */ + if(!curlinfo->ares_num) /* c-ares is needed for this */ + return PARAM_LIBCURL_DOESNT_SUPPORT; /* addr in dot notation */ GetStr(&config->dns_ipv4_addr, nextarg); break; case '6': /* --dns-ipv6-addr */ + if(!curlinfo->ares_num) /* c-ares is needed for this */ + return PARAM_LIBCURL_DOESNT_SUPPORT; /* addr in dot notation */ GetStr(&config->dns_ipv6_addr, nextarg); break; @@ -685,6 +689,8 @@ ParameterError getparameter(const char *flag, /* f or -long-flag */ GetStr(&config->cipher_list, nextarg); break; case 'D': /* --dns-interface */ + if(!curlinfo->ares_num) /* c-ares is needed for this */ + return PARAM_LIBCURL_DOESNT_SUPPORT; /* interface name */ GetStr(&config->dns_interface, nextarg); break; @@ -698,6 +704,8 @@ ParameterError getparameter(const char *flag, /* f or -long-flag */ config->disable_epsv = (!toggle)?TRUE:FALSE; break; case 'F': /* --dns-servers */ + if(!curlinfo->ares_num) /* c-ares is needed for this */ + return PARAM_LIBCURL_DOESNT_SUPPORT; /* IP addrs of DNS servers */ GetStr(&config->dns_servers, nextarg); break; |