From 80757f9491c72ee262a5910e0b3b02e95b1e5f2a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Fri, 4 Dec 2015 12:15:40 +0100 Subject: Use 'rand' instead of the obsolete 'random' module In most cases, we don't have to seed the random number generator, as the rand:uniform/1 takes care about that itself. --- lib/syntax_tools/src/erl_syntax_lib.erl | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'lib/syntax_tools/src') diff --git a/lib/syntax_tools/src/erl_syntax_lib.erl b/lib/syntax_tools/src/erl_syntax_lib.erl index 5b5b18d15b..58c4cc5244 100644 --- a/lib/syntax_tools/src/erl_syntax_lib.erl +++ b/lib/syntax_tools/src/erl_syntax_lib.erl @@ -359,9 +359,9 @@ new_variable_name(S) -> %% within a reasonably small range relative to the number of elements in %% the set. %% -%% This function uses the module `random' to generate new +%% This function uses the module `rand' to generate new %% keys. The seed it uses may be initialized by calling -%% `random:seed/0' or `random:seed/3' before this +%% `rand:seed/1' or `rand:seed/2' before this %% function is first called. %% %% @see new_variable_name/1 @@ -404,7 +404,13 @@ start_range(S) -> %% order, but (pseudo-)randomly distributed over the range. generate(_Key, Range) -> - random:uniform(Range). % works well + _ = case rand:export_seed() of + undefined -> + rand:seed(exsplus, {753,8,73}); + _ -> + ok + end, + rand:uniform(Range). % works well %% ===================================================================== -- cgit v1.2.3