Add MSP build files

[ext/sigc++-2.0.git] / _build / cxx_std.m4

diff --git a/_build/cxx_std.m4 b/_build/cxx_std.m4
new file mode 100644 (file)
index 0000000..c9f0700
--- /dev/null
+++ b/_build/cxx_std.m4
@@ -0,0 +1,25 @@
+## SIGC_CXX_HAS_SUN_REVERSE_ITERATOR()
+##
+## Check for Sun libCstd style std::reverse_iterator, which demands more than just one template parameter.
+## and #define SIGC_HAVE_SUN_REVERSE_ITERATOR if found.
+##
+AC_DEFUN([SIGC_CXX_HAS_SUN_REVERSE_ITERATOR],
+[
+  AC_CACHE_CHECK(
+    [for non-standard Sun libCstd reverse_iterator],
+    [sigc_cv_cxx_has_sun_reverse_iterator],
+  [
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+    [[
+      #include <iterator>
+    ]],[[
+      typedef std::reverse_iterator<char*, std::random_access_iterator_tag, char, char&, char*, int> ReverseIter;
+    ]])],
+      [sigc_cv_cxx_has_sun_reverse_iterator='yes'],
+      [sigc_cv_cxx_has_sun_reverse_iterator='no']
+    )
+  ])
+
+  AS_IF([test "x${sigc_cv_cxx_has_sun_reverse_iterator}" = 'xyes'],
+  [AC_DEFINE([SIGC_HAVE_SUN_REVERSE_ITERATOR], [1], [Define if the non-standard Sun reverse_iterator must be used.])])
+])