md4: fix license

As ccanlint now says:
  Source files don't contain incompatible licenses (license_file_compat): FAIL
  /home/rusty/devel/cvs/ccan/ccan/md4/md4.c:Found boilerplate for license 'GPLv2+' which is incompatible with 'LGPLv2+'

This is actually GPL code!

Add LICENSE link, too.

diff --git a/ccan/md4/LICENSE b/ccan/md4/LICENSE
new file mode 120000 (symlink)
index 0000000..9961ca9
--- /dev/null
+++ b/ccan/md4/LICENSE
@@ -0,0 +1 @@
+../../licenses/GPL-2
\ No newline at end of file

diff --git a/ccan/md4/_info b/ccan/md4/_info
index 1d1a74e2a57b6d83745bbf379864b7b3fd03e474..6c6f9d810f17bd683032cfa14a4f91a0aef4a82b 100644 (file)
--- a/ccan/md4/_info
+++ b/ccan/md4/_info
@@ -31,7 +31,7 @@
  *             return 0;
  *     }
  *
- * License: LGPL (v2.1 or any later version)
+ * License: GPL (v2 or any later version)
  */
 int main(int argc, char *argv[])
 {