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PONSTask launch path not accessible. Works in Xcode. Error shown out of XCode
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  1. PONSTask launch path not accessible. Works in Xcode. Error shown out of XCode
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    copied!<p>Ok. There are several questions on stack overflow about this. <a href="https://stackoverflow.com/questions/8254680/nstask-only-returning-standarderror-in-release-build">This question was the only question</a> comes closest to mines, but it uses notifications.</p> <p>The code is very simple. Create a new empty Mac OSX project and just paste the following code in the <code>applicationDidFinishLaunching:</code> method. It supposed to get the path of any executable file (in this case GIT).</p> <pre><code>NSTask *aTask = [[NSTask alloc] init]; NSPipe *outputPipe = [NSPipe pipe]; NSPipe *errorPipe = [NSPipe pipe]; [aTask setStandardOutput: outputPipe]; [aTask setStandardError: errorPipe]; [aTask setArguments:[NSArray arrayWithObject:@"which"]]; [aTask setLaunchPath:@"/usr/bin/git"]; NSFileHandle *outputFileHandler = [outputPipe fileHandleForReading]; NSFileHandle *errorFileHandler = [errorPipe fileHandleForReading]; [aTask launch]; [aTask waitUntilExit]; // Task launched now just read and print the data NSData *data = [outputFileHandler readDataToEndOfFile]; NSString *outPutValue = [[NSString alloc] initWithData: data encoding: NSUTF8StringEncoding]; NSData *errorData = [errorFileHandler readDataToEndOfFile]; NSString *errorValue = [[NSString alloc] initWithData:errorData encoding:NSUTF8StringEncoding]; NSLog(@"Error value: %@",errorValue); NSLog(@"Output Value: %@",outPutValue); </code></pre> <p>This code sets up two reading pipes and runs one command: <code>which git</code>.</p> <p>If i run this in XCode i get this results corretly:</p> <pre><code>Error value: "" Output Value: /usr/bin/git </code></pre> <p>If i go to my build/Products/Debug folder and double click the executable file, i get this message printed on the console app:</p> <p><img src="https://i.stack.imgur.com/Z9Jcj.png" alt="enter image description here"></p> <p><strong>Question:</strong> So, what is really the problem here? please just dont make an alternative solution... I also want to know what the problem is.. thanks.</p>
 

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