Bump version number for 1.9.9.

[bpt/guile.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 43a227b..2f1466b 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -57,7 +57,7 @@ AC_DEFUN([GUILE_HEADER_LIBC_WITH_UNISTD],
       ]
     )
     if test "$guile_cv_header_libc_with_unistd" = yes; then
-      AC_DEFINE(LIBC_H_WITH_UNISTD_H, 1,
+      AC_DEFINE([LIBC_H_WITH_UNISTD_H], 1,
         [Define this if we should include <libc.h> when we've already
          included <unistd.h>.  On some systems, they conflict, and libc.h
          should be omitted.  See GUILE_HEADER_LIBC_WITH_UNISTD in
@@ -267,7 +267,7 @@ if test "x$acx_pthread_ok" = xyes; then
         done
         AC_MSG_RESULT($attr_name)
         if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then
-            AC_DEFINE_UNQUOTED(PTHREAD_CREATE_JOINABLE, $attr_name,
+            AC_DEFINE_UNQUOTED([PTHREAD_CREATE_JOINABLE], $attr_name,
                                [Define to necessary symbol if this constant
                                 uses a non-standard name on your system.])
         fi
@@ -302,7 +302,7 @@ AC_SUBST(PTHREAD_CC)
 
 # Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
 if test x"$acx_pthread_ok" = xyes; then
-        ifelse([$1],,AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]),[$1])
+        ifelse([$1],,AC_DEFINE([HAVE_PTHREAD],1,[Define if you have POSIX threads libraries and header files.]),[$1])
         :
 else
         acx_pthread_ok=no
@@ -343,11 +343,26 @@ AC_DEFUN([GUILE_THREAD_LOCAL_STORAGE], [
     [ac_cv_have_thread_storage_class],
     [dnl On some systems, e.g., NetBSD 5.0 with GCC 4.1, `__thread' is
      dnl properly compiled but fails to link due to the lack of TLS
-     dnl support in the C library.  Thus we try to link, not just compile.
-     AC_LINK_IFELSE([AC_LANG_PROGRAM([__thread int tls_integer;],
-                     [tls_integer = 123;])],
-       [ac_cv_have_thread_storage_class="yes"],
-       [ac_cv_have_thread_storage_class="no"])])
+     dnl support in the C library.  Thus we try to link, not just
+     dnl compile.  Unfortunately, this test is not enough, so we
+     dnl explicitly check for known-broken systems.  See
+     dnl http://lists.gnu.org/archive/html/guile-devel/2009-10/msg00138.html
+     dnl for details.
+     dnl
+     dnl Known broken systems includes:
+     dnl   - x86_64-unknown-netbsd5.0.
+     dnl   - sparc-sun-solaris2.8
+     case "x$enable_shared--$host" in
+       xyes--*netbsd[0-5].[0-9].|xyes--*solaris2.8)
+         ac_cv_have_thread_storage_class="no"
+        ;;
+       *)
+        AC_LINK_IFELSE([AC_LANG_PROGRAM([__thread int tls_integer;],
+                         [tls_integer = 123;])],
+          [ac_cv_have_thread_storage_class="yes"],
+          [ac_cv_have_thread_storage_class="no"])
+        ;;
+     esac])
 
   if test "x$ac_cv_have_thread_storage_class" = "xyes"; then
      SCM_I_GSC_HAVE_THREAD_STORAGE_CLASS=1