494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
|
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
|
-
-
-
+
+
+
+
|
;;
esac
AC_DEFINE(OF_HAVE_THREADS, 1, [Whether we have threads])
AC_SUBST(USE_SRCS_THREADS, '${SRCS_THREADS}')
AC_SUBST(USE_INCLUDES_THREADS, '${INCLUDES_THREADS}')
AC_ARG_ENABLE(tls,
AS_HELP_STRING([--disable-tls], [disable thread local storage]))
AS_IF([test x"$enable_tls" != x"no"], [
AC_ARG_ENABLE(compiler-tls,
AS_HELP_STRING([--disable-compiler-tls],
[disable compiler thread local storage]))
AS_IF([test x"$enable_compiler_tls" != x"no"], [
AC_MSG_CHECKING(whether __thread works)
AC_TRY_LINK([
/* It seems __thread is buggy with GCC 4.1 */
#if __GNUC__ == 4 && __GNUC_MINOR__ < 2
# error buggy
#endif
|