gistfile1.txt

~ > cat ~/bin/switch 
#!/bin/sh

sudo ln -s -f /etc/apache2/other/passenger_ruby_$1.config /etc/apache2/other/passenger_active.conf
rvm $1 --passenger
sudo apachectl restart

########## in /etc/apache2/other #############

apache2/other > ls -l
total 32
-r--r--r--  1 root  wheel    73B May 18  2009 bonjour.conf
-rw-r--r--  1 root  wheel   120B Sep 26 13:18 passenger.conf
lrwxr-xr-x  1 root  wheel    44B Sep 27 15:02 passenger_active.conf@ -> /etc/apache2/other/passenger_ruby_1.9.2.config
-rw-r--r--  1 root  wheel   241B Sep 26 13:18 passenger_ruby_1.8.7.config
-rw-r--r--  1 root  wheel   254B Sep 26 14:38 passenger_ruby_1.9.2.config

###### configs look like ##########

apache2/other > cat /etc/apache2/other/passenger_ruby_1.8.7.config 
LoadModule passenger_module /Users/jack/.rvm/gems/ruby-1.8.7-p248/gems/passenger-2.2.15/ext/apache2/mod_passenger.so
PassengerRoot /Users/jack/.rvm/gems/ruby-1.8.7-p248/gems/passenger-2.2.15
PassengerRuby /Users/jack/.rvm/bin/passenger_ruby



########## usage ##########

apache2/other > switch 1.8.7
apache2/other > ls -l     
total 32
-r--r--r--  1 root  wheel    73B May 18  2009 bonjour.conf
-rw-r--r--  1 root  wheel   120B Sep 26 13:18 passenger.conf
lrwxr-xr-x  1 root  wheel    44B Sep 27 15:03 passenger_active.conf@ -> /etc/apache2/other/passenger_ruby_1.8.7.config
-rw-r--r--  1 root  wheel   241B Sep 26 13:18 passenger_ruby_1.8.7.config
-rw-r--r--  1 root  wheel   254B Sep 26 14:38 passenger_ruby_1.9.2.config


I have includes in apache set to include conf files in other: other/*.conf

This has made jumping around a between various versions of ruby with passenger a bit nicer/easier