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Code Issues Releases Wiki Activity

tests/server/resolve.c: fix deprecation warning

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MSVC warns that gethostbyname is deprecated. Always use getaddrinfo
instead to fix this when IPv6 is enabled, also for IPv4 resolves. This
is also consistent with what libcurl does.

Closes https://github.com/curl/curl/pull/1682
This commit is contained in:
Marcel Raad 2017-07-16 14:28:10 +02:00
parent 798ad5d924
commit da6aa3f763
No known key found for this signature in database
GPG Key ID: 33C416EFAE4D6F02
1 changed files with 27 additions and 25 deletions
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52
tests/server/resolve.c
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@ -107,16 +107,8 @@ int main(int argc, char *argv[])
atexit(win32_cleanup);
#endif
if(!use_ipv6) {
/* gethostbyname() resolve */
struct hostent *he;
he = gethostbyname(host);
rc = !he;
}
else {
#ifdef ENABLE_IPV6
if(use_ipv6) {
/* Check that the system has IPv6 enabled before checking the resolver */
curl_socket_t s = socket(PF_INET6, SOCK_DGRAM, 0);
if(s == CURL_SOCKET_BAD)
@ -125,28 +117,38 @@ int main(int argc, char *argv[])
else {
sclose(s);
}
}
if(rc == 0) {
/* getaddrinfo() resolve */
struct addrinfo *ai;
struct addrinfo hints;
memset(&hints, 0, sizeof(hints));
hints.ai_family = PF_INET6;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_CANONNAME;
/* Use parenthesis around functions to stop them from being replaced by
the macro in memdebug.h */
rc = (getaddrinfo)(host, "80", &hints, &ai);
if(rc == 0)
(freeaddrinfo)(ai);
}
if(rc == 0) {
/* getaddrinfo() resolve */
struct addrinfo *ai;
struct addrinfo hints;
memset(&hints, 0, sizeof(hints));
hints.ai_family = use_ipv6 ? PF_INET6 : PF_INET;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_CANONNAME;
/* Use parenthesis around functions to stop them from being replaced by
the macro in memdebug.h */
rc = (getaddrinfo)(host, "80", &hints, &ai);
if(rc == 0)
(freeaddrinfo)(ai);
}
#else
if(use_ipv6) {
puts("IPv6 support has been disabled in this program");
return 1;
#endif
}
else {
/* gethostbyname() resolve */
struct hostent *he;
he = gethostbyname(host);
rc = !he;
}
#endif
if(rc)
printf("Resolving %s '%s' didn't work\n", ipv_inuse, host);