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socket/extconf.rb: reduce duplicated code

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* ext/socket/extconf.rb: reduce duplicated code.  set fallback
  value first, then check OS-provided functions.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49539 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-02-08 01:35:18 +00:00
parent d9bc7904fa
commit 32c19cdc39
1 changed files with 5 additions and 19 deletions
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24
ext/socket/extconf.rb
View file

@ -565,29 +565,15 @@ EOS
case enable_config("wide-getaddrinfo")
when true
getaddr_info_ok = :wide
when nil
when nil, false
getaddr_info_ok = (:wide if getaddr_info_ok.nil?)
if have_func("getnameinfo", headers) and have_func("getaddrinfo", headers)
getaddr_info_ok = :os
if !CROSS_COMPILING &&
!checking_for("system getaddrinfo working") {
if CROSS_COMPILING ||
checking_for("system getaddrinfo working") {
try_run(cpp_include(headers) + GETADDRINFO_GETNAMEINFO_TEST)
}
getaddr_info_ok = :wide
getaddr_info_ok = :os
end
else
getaddr_info_ok = :wide
end
when false
if have_func("getnameinfo", headers) and have_func("getaddrinfo", headers)
getaddr_info_ok = :os
if !CROSS_COMPILING &&
!checking_for("system getaddrinfo working") {
try_run(cpp_include(headers) + GETADDRINFO_GETNAMEINFO_TEST)
}
getaddr_info_ok = nil
end
else
getaddr_info_ok = nil
end
else
raise "unexpected enable_config() value"