X-Git-Url: http://erislabs.net/gitweb/?p=gnulib.git;a=blobdiff_plain;f=m4%2Fgc-hmac-sha256.m4;fp=m4%2Fgc-hmac-sha256.m4;h=847beaaeb4f92b5999bf509303143f57357d3d51;hp=0000000000000000000000000000000000000000;hb=458c944ddbb41cd6ba34416db2867eb6f17bf61a;hpb=6a8461af29d6ce87d891ca8e1433848f5f4c45b8

diff --git a/m4/gc-hmac-sha256.m4 b/m4/gc-hmac-sha256.m4
new file mode 100644
index 000000000..847beaaeb
--- /dev/null
+++ b/m4/gc-hmac-sha256.m4
@@ -0,0 +1,14 @@
+# gc-hmac-sha256.m4 serial 3
+dnl Copyright (C) 2005, 2007, 2009-2014 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_GC_HMAC_SHA256],
+[
+  AC_REQUIRE([gl_GC])
+  if test "$ac_cv_libgcrypt" != yes; then
+    gl_SHA256
+    gl_MEMXOR
+  fi
+])