jens@0: //
jens@0: //  FileUtils.m
jens@0: //  MYUtilities
jens@0: //
jens@0: //  Created by Jens Alfke on 1/14/08.
jens@0: //  Copyright 2008 Jens Alfke. All rights reserved.
jens@0: //
jens@0: 
jens@0: #import "FileUtils.h"
jens@0: 
jens@0: 
jens@0: OSStatus PathToFSRef( NSString *path, FSRef *fsRef )
jens@0: {
jens@0:     NSCParameterAssert(path);
jens@0:     return FSPathMakeRef((const UInt8 *)[path UTF8String],fsRef,NULL);
jens@0: }
jens@0: 
jens@0: OSStatus FSRefToPath( const FSRef *fsRef, NSString **outPath )
jens@0: {
jens@0:     NSURL *url = (id) CFURLCreateFromFSRef(NULL,fsRef);
jens@0:     if( ! url )
jens@0:         return paramErr;
jens@0:     *outPath = [url path];
jens@0:     [url release];
jens@0:     return noErr;
jens@0: }
jens@0: 
jens@0: 
jens@0: BOOL CheckOSErr( OSStatus err, NSError **error )
jens@0: {
jens@0:     if( err ) {
jens@0:         if( error )
jens@0:             *error = [NSError errorWithDomain: NSOSStatusErrorDomain code: err userInfo: nil];
jens@0:         return NO;
jens@0:     } else {
jens@0:         return YES;
jens@0:     }
jens@0: }
jens@0: 
jens@0: 
jens@0: NSString* AppSupportDirectory()
jens@0: {
jens@0:     static NSString *sPath;
jens@0:     if( ! sPath ) {
jens@0:         NSString *dir = [NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory,
jens@0:                                                              NSUserDomainMask, YES)
jens@0:                          objectAtIndex: 0];
jens@0:         dir = [dir stringByAppendingPathComponent: [[NSBundle mainBundle] bundleIdentifier]];
jens@0:         if( ! [[NSFileManager defaultManager] fileExistsAtPath: dir]
jens@0:                 && ! [[NSFileManager defaultManager] createDirectoryAtPath: dir attributes: nil] )
jens@0:             [NSException raise: NSGenericException format: @"Unable to create app support dir %@",dir];
jens@0:         sPath = [dir copy];
jens@0:     }
jens@0:     return sPath;
jens@0: }