This sounds reasonable to me and is the method we'll go for in Cool Stack.

Shanti

Prashant Srinivasan wrote:
>   Here's a few thoughts on how to proceed with SFWNV Ruby support for 
> native gems - comments are appreciated.
> 
>  Ruby maintains data about it's build information(like compiler 
> location, linker paths, flags etc.,) in a file called rbconfig.rb.  When 
> the end user installs a gem that includes native code, the stored build 
> information is used to compile/link the native code. 
> 
>  Now, with OpenSolaris, the environment that is used to build Ruby is 
> not available to end users(unless you're in Sun and have mounted the 
> appropriate nfs locations).
> 
>  Hence Ruby needs to be configured with information about a compiler 
> that is available on the OS installation that Ruby is bundled with. 
> 
>  Another issue that we've seen is that native gems tend to use $CFLAGS 
> that are specific to a certain compiler.
> 
>  So, in order to make using Ruby as easy as possible to folks with 
> different preferences, we're considering packaging two versions of 
> rbconfig.rb, one tailor made for gcc, and the other for Sun Studio.
> 
>  rbconfig.rb will be a symlink, and point to the gcc configuration.  
> This is to make it seamless for a user of native Ruby gems like MySQL, 
> Postgres etc., to get started without needing to learn about compiler 
> locations/flags and the nitty-gritty.
> 
>  The Studio configuration is for users who tend to have Sun Studio 
> already installed on their systems - they get to use this by manually 
> changing the rbconfig.rb symlink to point to rbconfig.rb.sun_studio
> 
>  -ps
> 
> 
> 
> 

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