Re: Path comparison and case sensitivity
Re: Path comparison and case sensitivity
- Subject: Re: Path comparison and case sensitivity
- From: Rob Keniger <email@hidden>
- Date: Wed, 6 Jan 2010 17:24:54 +1000
On 06/01/2010, at 3:39 PM, Ken Thomases wrote:
> Don't compare paths. Use APIs like FSCompareFSRefs() or call -[NSFileManager attributesOfItemAtPath:error:] and compare the NSFileDeviceIdentifier and NSFileSystemFileNumber keys (this is the Cocoa equivalent of calling stat(2) and comparing st_dev and st_ino).
Many thanks for this info, I will immediately switch my code across to use this as it's definitely more robust.
>> Is there any way to know whether or not a file is on a case-sensitive volume?
>
> A couple of ways (there are others):
>
> On 10.6 and later, see NSURL's new resource-values APIs and NSURLVolumeSupportsCaseSensitiveNamesKey.
>
> On 10.3 and later, see getattrlist and VOL_CAP_FMT_CASE_SENSITIVE.
Thanks for the pointer. I guess if I'm using the aforementioned APIs to compare files then I won't need to worry about the case sensitivity of the file system anyway, though.
--
Rob Keniger
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