(Objective-C) GZip Tar Extract (.tgz or .tar.gz)

Demonstrates how to extract the contents of a GZip compressed Tar archive (.tgz or .tar.gz).

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#import <CkoGzip.h>
#import <NSString.h>

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

CkoGzip *gzip = [[CkoGzip alloc] init];

// Ungzip and untar.
BOOL bNoAbsolute = YES;
NSString *untarToDirectory = 0;
untarToDirectory = @"/temp/test";
// bNoAbsolute tells the component to convert all absolute paths
// found in the .tar to relative paths.   For example, if the .tar
// contains a file with an absolute path such as
// "/usr/bin/something.exe" it will
// be extracted to "/temp/test/usr/bin/something.exe"
BOOL success = [gzip UnTarGz: @"test.tar.gz" destDir: untarToDirectory bNoAbsolute: bNoAbsolute];
if (success != YES) {
    NSLog(@"%@",gzip.LastErrorText);
    return;
}