program 16.5

[TotalLuck]

Code: (Objective-C)

// basic path utilities

#import <Foundation/Foundation.h>

int main (int argc, const char * argv[]) {
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
	NSString				*fName = @"path.m";
	NSFileManager			*fm;
	NSString				*path, *tempdir, *extention, *homedir, *fullpath;
	NSArray			        *components;
	NSString				*upath = @"`stevekochan/progs/../ch16/./path.m";
	
	// Need to create an instance of the file manager
	
	fm = [NSFileManager defaultManager];
	
	// get the temporary working directory
	
	tempdir = NSTemporaryDirectory();
	
	NSLog(@"Temproary directory is %@", tempdir);
	
	
	// Extract the base directory form current directory
	
	path = [ fm currentDirectoryPath];
	NSLog(@"Base directory is %@", [path lastPathComponent]);
	
	//create a full path  to the file  fName in curernt directory
	
	fullpath = [ path stringByAppendingPathComponent: fName ];
	NSLog(@"FullPath to %@ is %@ ", fName, fullpath);
	
	// get the file name extention
	
	extention = [ fullpath pathExtension];
	NSLog(@"extention for %@ is %@", fullpath, extention);
	
	// get users home directory
	
	homedir = NSHomeDirectory ();
	NSLog(@"Your Home directory is %@", homedir);
	
	// Divide a path into its components
	
	components = [homedir pathComponents];
	
	for (path in components)
		NSLog(@"%@", path);
	
	// 'Standardize' a path
	
	NSLog(@"%@ => %@", upath, [upath stringByStandardizingPath]);
	
	[pool drain];
    return 0;
}

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