(Objective-C) Gzip a File

Demonstrates how to create a .gz (gzipped file).

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

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

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

// This will create a .gz such that when ungzipped by a tool such as 7-Zip,
// it will create "qa_data/hamlet.xml".
BOOL success = [gzip CompressFile: @"qa_data/hamlet.xml" destPath: @"qa_output/hamlet.xml.gz"];
if (success == NO) {
    NSLog(@"%@",gzip.LastErrorText);
    return;
}

// Call CompressFile2 to explicitly specify the ungzip path
// For example, this will create a .gz such that when ungzipped by a tool such as 7-Zip,
// it will create "hamlet.xml".
NSString *embeddedExtractPath = @"hamlet.xml";
success = [gzip CompressFile2: @"qa_data/hamlet.xml" embeddedFilename: embeddedExtractPath destPath: @"qa_output/hamlet2.xml.gz"];
if (success == NO) {
    NSLog(@"%@",gzip.LastErrorText);
    return;
}

NSLog(@"%@",@"Success.");