1 files changed, 19 insertions, 0 deletions

diff --git a/gl/m4/msvc-inval.m4 b/gl/m4/msvc-inval.m4
new file mode 100644
index 00000000..9a6a47a7
--- /dev/null
+++ b/gl/m4/msvc-inval.m4
@@ -0,0 +1,19 @@
+# msvc-inval.m4 serial 1
+dnl Copyright (C) 2011-2013 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_MSVC_INVAL],
+[
+  AC_CHECK_FUNCS_ONCE([_set_invalid_parameter_handler])
+  if test $ac_cv_func__set_invalid_parameter_handler = yes; then
+    HAVE_MSVC_INVALID_PARAMETER_HANDLER=1
+    AC_DEFINE([HAVE_MSVC_INVALID_PARAMETER_HANDLER], [1],
+      [Define to 1 on MSVC platforms that have the "invalid parameter handler"
+       concept.])
+  else
+    HAVE_MSVC_INVALID_PARAMETER_HANDLER=0
+  fi
+  AC_SUBST([HAVE_MSVC_INVALID_PARAMETER_HANDLER])
+])