From 17f022491ab6b1dfec34eb5b9eb050eadb425a7b Mon Sep 17 00:00:00 2001 From: nobu Date: Tue, 25 Oct 2005 17:00:03 +0000 Subject: * configure.in (RUBY_EXTERN): macro to export symbols in shared library. [ruby-core:05528] * defines.h, {bcc32,win32,wince}/Makefile.sub (RUBY_EXTERN): moved to configuration pass. * ext/extmk.rb (extmake): RUBY_EXTERN for static linked extensions. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@9466 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- configure.in | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'configure.in') diff --git a/configure.in b/configure.in index c13d7ed2ff..2ab91c2e53 100644 --- a/configure.in +++ b/configure.in @@ -283,6 +283,17 @@ NORETURN(void exit(int x));], done]) AC_DEFINE_UNQUOTED([NORETURN(x)], $rb_cv_noreturn) +AC_CACHE_CHECK([for RUBY_EXTERN], rb_cv_ruby_extern, +[rb_cv_ruby_extern=no +for mac in "__attribute__((dllimport))" "__declspec(dllimport)"; do + AC_TRY_COMPILE( + [extern $mac void conftest(void);], + [rb_cv_ruby_extern="extern $mac"; break]) +done]) +test "x$rb_cv_ruby_extern" = xno || AC_DEFINE_UNQUOTED(RUBY_EXTERN, $rb_cv_ruby_extern) + +XCFLAGS="$XCFLAGS -DRUBY_EXPORT" + dnl Check whether we need to define sys_nerr locally AC_CHECK_DECLS([sys_nerr], [], [], [$ac_includes_default #include ]) @@ -1346,7 +1357,6 @@ case "$target_os" in COMMON_HEADERS="windows.h winsock.h" ;; esac - XCFLAGS="$XCFLAGS" LIBRUBY_DLDFLAGS="${DLDFLAGS}"' -Wl,--out-implib=$(LIBRUBY)' LIBRUBY_ALIASES='' FIRSTMAKEFILE=GNUmakefile:cygwin/GNUmakefile.in -- cgit v1.2.3