lib/travis/tools/system.rb in travis-1.9.2.travis.1254.9 vs lib/travis/tools/system.rb in travis-1.9.2.travis.1279.9

@@ -74,10 +74,10 @@
       end
 
       def has?(command)
         return false unless unix?
         @has ||= {}
-        @has.fetch(command) { @has[command] = system "which #{command} 2>/dev/null >/dev/null" }
+        @has.fetch(command) { @has[command] = system "command -v #{command} 2>/dev/null >/dev/null" }
       end
 
       def running?(app)
         return false unless unix?
         system "/usr/bin/pgrep -u $(whoami) #{app} >/dev/null"