* lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): Quote cleanly.

This is imported from gnulib.  gnulib also has an HP-UX 11.11 fix, but
let's see if we can do that another way, as it's pretty heaviweight.

diff --git a/ChangeLog b/ChangeLog
index e22535086c9397e5bcaa95da7647ab81ce89cf7d..2301762b256123d16294f8b6d5a2884878a098f5 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-07-22  Paul Eggert  <eggert@cs.ucla.edu>
+
+       * lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): Quote cleanly.
+       This is imported from gnulib.  gnulib also has an HP-UX 11.11 fix, but
+       let's see if we can do that another way, as it's pretty heaviweight.
+
 2011-07-22  Eric Blake  <eblake@redhat.com>
 
        docs: fix minor doc problems

diff --git a/lib/autoconf/specific.m4 b/lib/autoconf/specific.m4
index 2630edb5ced05e6eb7add4f2100b35321382fb4b..5a9ca94d9599101b615bf68a55b0613dcec3e9d3 100644 (file)
--- a/lib/autoconf/specific.m4
+++ b/lib/autoconf/specific.m4
@@ -402,9 +402,9 @@ dnl configure.ac when using autoheader 2.62.
   AC_CACHE_CHECK([whether it is safe to define __EXTENSIONS__],
     [ac_cv_safe_to_define___extensions__],
     [AC_COMPILE_IFELSE(
-       [AC_LANG_PROGRAM([
-#        define __EXTENSIONS__ 1
-         AC_INCLUDES_DEFAULT])],
+       [AC_LANG_PROGRAM([[
+#         define __EXTENSIONS__ 1
+          ]AC_INCLUDES_DEFAULT])],
        [ac_cv_safe_to_define___extensions__=yes],
        [ac_cv_safe_to_define___extensions__=no])])
   test $ac_cv_safe_to_define___extensions__ = yes &&