Fix version check

Not all Erlang versions are of equal length. Added clauses to handle this.
2013-07-24 14:47:32 +02:00 · 2013-07-24 14:47:32 +02:00 · 3e2f9dc6b0
parent 807a1fe164
commit 3e2f9dc6b0
1 changed files with 4 additions and 0 deletions
--- a/m4/erlang-extra.m4
+++ b/m4/erlang-extra.m4
@ -50,6 +50,10 @@ parse(Version) ->

 less_or_equal([[]], [[]]) ->
    true;
+less_or_equal([[]], _Any) ->
+    true;
+less_or_equal(_Any, [[]]) ->
+    false;
 less_or_equal([[Left| Rl]], [[Right| Rr]]) ->
    case {Left < Right, Left == Right} of
        {true, _}  ->