diff options
Diffstat (limited to 'configure.in')
-rw-r--r-- | configure.in | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/configure.in b/configure.in index 6518b49e14..dff993ef23 100644 --- a/configure.in +++ b/configure.in @@ -308,6 +308,17 @@ RUBY_FUNC_ATTRIBUTE(noinline, NOINLINE) RUBY_FUNC_ATTRIBUTE(stdcall) RUBY_FUNC_ATTRIBUTE(cdecl) +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], [], [], [$ac_includes_default #include <errno.h>]) @@ -1375,7 +1386,6 @@ case "$target_os" in COMMON_HEADERS="winsock2.h windows.h" ;; esac - XCFLAGS="$XCFLAGS" LIBRUBY_DLDFLAGS="${DLDFLAGS}"' -Wl,--out-implib=$(LIBRUBY)' LIBRUBY_ALIASES='' FIRSTMAKEFILE=GNUmakefile:cygwin/GNUmakefile.in |