selector in rvm-0.0.50

- old
+ new

@@ -52,11 +52,11 @@
     ;;
 
     jruby)
       rvm_ruby_version="${rvm_ruby_version:-`__rvm_db "jruby_version"`}"
       unset rvm_ruby_patch_level
-      if [ ! -z "$(echo $rvm_ruby_version | awk '/^1\.2\.0/')" -o ! -z "$(rvm_ruby_version | awk '/^1\.3\.[0-3]/')" ] ; then
+      if [ -z "$(echo $rvm_ruby_version | awk '/^1\.2\.0/')" -a -z "$(echo $rvm_ruby_version | awk '/^1\.3\.[0-3]/')" ] ; then
         __rvm_log "fail" "Unknown jRuby version: $rvm_ruby_version"
       fi
       alias jruby_ng="jruby --ng"
       alias jruby_ng_server="jruby --ng-server"
     ;;
@@ -88,12 +88,18 @@
     ;;
 
     default|system|current|user)
       #no-op?
     ;;
+
     *)
-      __rvm_log "fail" "Ruby implementation '$rvm_ruby_interpreter' is not known."
+      if [ ! -z "$MY_RUBY_HOME" ] ; then
+        rvm_ruby_string=$(basename $MY_RUBY_HOME)
+        __rvm_select
+      else
+        __rvm_log "fail" "Ruby implementation '$rvm_ruby_interpreter' is not known."
+      fi
   esac
 
   if [ ! -z "$rvm_ruby_rev" ] ; then
     if [ "$rvm_ruby_rev" = "head" -o "$rvm_ruby_rev" = "trunk" ] ; then
       rvm_ruby_patch_level="head"
@@ -157,10 +163,10 @@
 
     if [ -s $rvm_path/default ] ; then
       source $rvm_path/default
     else
       rvm_ruby_interpreter="system"
-      __rvm_log "error" "no default rvm specified, defaulting to pre-rvm sytem."
+      __rvm_log "warn" "no default rvm specified, defaulting to pre-rvm sytem."
       unset GEM_HOME GEM_PATH MY_RUBY_HOME RUBY_VERSION IRBRC
       if [ -s $rvm_path/system ] ; then source $rvm_path/system ; fi
     fi
 
   elif [ "$rvm_ruby_interpreter" = "system" ] ; then