[Omake] Case-insensitive filesystems

[Aleksey Nogin]

On 12.12.2006 15:04, Jason Hickey wrote:

>> Another (partial) option would be to replicate the existing ocamldep 
>> logic - at least for the OCaml dependencies. Unfortunately, the 
>> ocamldep's logic for "foo" in path "a:b:c" is "the first of a/foo 
>> a/Foo b/foo b/Foo c/foo c/Foo" so it can not be cleanly implemented 
>> via the current cache interface :-(
> 
> The Omake_node knows in principle what to do for case-insensitive 
> filesystems (although has not been heavily used or tested).  Each $(file 
> ...) value has two names, the usual name, and the canonical name.  The 
> choice of canonical name is currently hard-coded: the canonical name is 
> the same as the normal name on Unix, and it is the lowercase name on Win32.
> 
> It this were configured correctly, the cache would do the right thing.
> 
I think you misunderstood - the above "the first of a/foo a/Foo b/foo 
b/Foo c/foo c/Foo" is what ocamldep _always_ does, including on the case 
sensitive filesystems. To do that we'd either have to traverse the 
include path manually (slow) or extend the cache API...

Aleksey