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* ext/socket/raddrinfo.c (rsock_unix_sockaddr_len): return

Browse source 
sizeof(sa_familiy_t) if path is empty.  see "Autobind Feature" in
  unix(7) for details.

* ext/socket/lib/socket.rb (unix_socket_abstract_name?): treat an
  empty path as an abstract name.

* test/socket/test_unix.rb: related test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
shugo 2013-01-31 04:59:31 +00:00
parent 1ff38a5bbf
commit 4ccfb2743f
4 changed files with 46 additions and 4 deletions
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6
ext/socket/raddrinfo.c
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@ -446,7 +446,11 @@ socklen_t
rsock_unix_sockaddr_len(VALUE path)
{
#ifdef __linux__
if (RSTRING_PTR(path)[0] == '\0') {
if (RSTRING_LEN(path) == 0) {
/* autobind; see unix(7) for details. */
return (socklen_t) sizeof(sa_family_t);
}
else if (RSTRING_PTR(path)[0] == '\0') {
/* abstract namespace; see unix(7) for details. */
return (socklen_t) offsetof(struct sockaddr_un, sun_path) +
RSTRING_LEN(path);