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Questions tagged [nstask]

NSTask Class on OS X API , lets you run another program as a subprocess and monitor that program’s execution

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'NSInternalInconsistencyException', reason: 'Couldn't posix_spawn: error 13' Swift

I'm making an iOS app for jailbroken devices running iOS 12 with Swift. Recently I made a question, which I answered myself, in which I asked for a way to run command line tasks with Swift in iOS. But as you can see, I'm not done yet as I'm able to…
amodrono
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Objective-C, NSTask Buffer Limitation

I'm using NSTask to run an external utility which returns a long string of data. The problem is that when the returned string exceeds a large amount of data (around 32759 chars) it becomes null or truncates the returned string. How do I return the…
Joe Habadas
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Jailbroken iOS: NSTaskDidTerminateNotification fails to launch selector

I seem to have the same problem as here: NSTask waitUntilExit hanging app on jailbroken iOS Here's what I've got via NSNotification (like above), yet the taskEnded: alert(s) aren't coming up. The script is definitely run, as I can see it in the…
Kaikz
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-[NSConcreteTask waitUntilExit] results in KERN_PROTECTION_FAILURE

I'm getting an error like the following (censored and trimmed to protect proprietary info): Process: MyExecutable [7150] Path: /Applications/Company Name/Parent App.app/Contents/PlugIns/MyExecutable Identifier: …
Ky -
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Launch an NSTask and bring it to front

I'm trying to launch another application using NSTask NSArray* argArray = [NSArray arrayWithObjects:fileName, nil]; NSTask* task = [NSTask launchedTaskWithLaunchPath:appName arguments:argArray]; while this works the main gui window doesn't come to…
user549164
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Cocoa question - NSTask isn't working

NSTask isn't working; I think it has to do with the arguments. Here is my code: - (IBAction)downloadFile:(id)sender { // allocate our stuff :D progressIndication = [[NSProgressIndicator alloc] init]; NSTask *downloader = [[NSTask…
walri
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Swift NSTask not executing some Terminal commands

I am using a Swift playground to experiment with executing a terminal command to launch an application. In the code that follows, task,task1 and task2 work, so I know that pdflatex (my application) and its target (test.tex) exist and are…
Black Feather
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Use non-system ruby to execute ruby scripts within macOS App

I'm building an macOS app which needs to execute a framework written in ruby. Currently with macOS High Sierra 10.13.x the system ruby version is only 2.3.3. I'm using brew / rvm (it depends) to install up to date versions. When trying to run…
sn3ek
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NSTask Output Formatting

I'm using an NSTask to grab the output from /usr/bin/man. I'm getting the output but without formatting (bold, underline). Something that should appear like this: Bold text with underline (note the italic text is actually underlined, there's just no…
jstm88
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NSTask Does Not Terminate

I'm trying to use NSTask to run the UNIX 'apropos' command. Here's my code: NSTask *apropos = [[NSTask alloc] init]; NSPipe *pipe = [[NSPipe alloc] init]; [apropos setLaunchPath:@"/usr/bin/apropos"]; [apropos setArguments:[NSArray…
jstm88
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NSTask Launch causing crash

I have an application that can import an XML file through this terminal command : open /path/to/main\ app.app --args myXML.xml This works great with no issues. And i have used Applescript to launch this command through shell and it works just as…
tripskeet
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Result of a bash command executed through NSTask

I have this example of using NSTask in Objective-C NSTask *task = [[NSTask alloc] init]; [task setLaunchPath:@"/bin/bash"]; [task setArguments:@[ @"-c", @"cp /Directory/file /users/user_name/Desktop" ]]; [task launch]; I want to know if the [task…
Programmer
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NSTask problem with 'cat' command

I try concatenating files using the cat command. When I use this in the terminal, everything works fine : cat /Users/Home/Desktop/test.mp3* > test.mp3 Trying to reproduce this using an NSTask, gives me the error below : Code : NSArray *Args =…
Bruno
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Unable to use NSTask to write using Sandbox

I am having a hard time debugging an issue with NSTask. I start NSTask using the following: NSTask *convTask = [[NSTask alloc] init]; [convTask setLaunchPath:[[NSBundle mainBundle] executablePath]]; [convTask setArguments: [NSArray arrayWithObjects:…
Carl Henry
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"Launch path not accessible" using NSTask to create Git commit

I am trying to use NSTask to create a Git commit and to add a message to that commit. This is the code I have tried. NSString *projectPath = @"file:///Users/MYNAME/Desktop/MYPROJECT/"; //stage files NSPipe *pipe = [NSPipe pipe]; NSTask *task =…
SimpleApp
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