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Do retry next entry in addrinfo during connect.

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MFC after:	1 week
This commit is contained in:
Hajimu UMEMOTO 2001-06-01 13:43:20 +00:00
parent 27c775d7bf
commit 2c5958aa51
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=77585
1 changed files with 10 additions and 5 deletions
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15
usr.bin/whois/whois.c
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@ -220,12 +220,17 @@ whois(name, res, flags)
size_t len;
int s, nomatch;
s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (s < 0) {
err(EX_OSERR, "socket");
for (; res; res = res->ai_next) {
s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (s < 0) {
continue;
}
if (connect(s, res->ai_addr, res->ai_addrlen) == 0) {
break;
}
close(s);
}
if (connect(s, res->ai_addr, res->ai_addrlen) < 0) {
if (res == NULL) {
err(EX_OSERR, "connect");
}