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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-01-14 04:09:05 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-01-14 04:09:05 +0000
commitf188bf2acb3aef0a6525500a84bf38b1fa6d2a3f (patch)
tree931fc3d39d191eaa0842633e028a1de0ebc1b480 /ext/socket/extconf.rb
parent96a49b1ada2ca59e039d05b539d05643c6d74fc2 (diff)
* ext/socket/extconf.rb (gai_strerror): checks if available and if
returns const pointer. * ext/socket/getaddrinfo.c (gai_strerror): defines only if non available. [ruby-core:21328] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21505 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/socket/extconf.rb')
-rw-r--r--ext/socket/extconf.rb13
1 files changed, 13 insertions, 0 deletions
diff --git a/ext/socket/extconf.rb b/ext/socket/extconf.rb
index 443dd7d..4d9f4e4 100644
--- a/ext/socket/extconf.rb
+++ b/ext/socket/extconf.rb
@@ -255,6 +255,19 @@ unless getaddr_info_ok and have_func("getnameinfo", headers) and have_func("geta
have_func("inet_ntop") or have_func("inet_ntoa")
have_func("inet_pton") or have_func("inet_aton")
have_func("getservbyport")
+ if have_func("gai_strerror")
+ unless checking_for("gai_strerror() returns const pointer") {!try_compile(<<EOF)}
+#{cpp_include(headers)}
+#include <stdlib.h>
+void
+conftest_gai_strerror_is_const()
+{
+ *gai_strerror(0) = 0;
+}
+EOF
+ $defs << "-DGAI_STRERROR_CONST"
+ end
+ end
have_header("arpa/nameser.h")
have_header("resolv.h")
end