1 files changed, 8 insertions, 0 deletions
diff --git a/test/helper.rb b/test/helper.rb
index ae22e7f..a841f20 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -119,6 +119,14 @@ def cloexec_pipe
    IO.pipe.each { |io| io.close_on_exec = true }
  end
  
+def require_exec(cmd)
+  ENV["PATH"].split(/:/).each do |path|
+    return true if File.executable?("#{path}/#{cmd}")
+  end
+  skip "#{cmd} not found in PATH"
+  false
+end
+
  require 'yahns'
  
  # needed for parallel (MT) tests)