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* win32/win32.c (rb_w32_fdisset): check whether the handle is valid.

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fixed: [ruby-core:03959]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@7560 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2004-12-15 05:31:32 +00:00
parent 4785d53be1
commit 6f3923f29e
2 changed files with 11 additions and 1 deletions
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7
win32/win32.c
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@ -1811,7 +1811,12 @@ rb_w32_fdclr(int fd, fd_set *set)
int
rb_w32_fdisset(int fd, fd_set *set)
{
return __WSAFDIsSet(TO_SOCKET(fd), set);
int ret;
SOCKET s = TO_SOCKET(fd);
if (s == (SOCKET)INVALID_HANDLE_VALUE)
return 0;
RUBY_CRITICAL(ret = __WSAFDIsSet(s, set));
return ret;
}
//