I haven't followed the whole thread, but be aware that NSNotificationCenter uses weak references. I'm not sure that's the problem you are encountering since I was too lazy to read your other msgs (sorry), but hopefully that comment might help you or others.
- Matt Sent from my iPhone On Oct 9, 2011, at 0:58, Alex Greif <a...@greifdesign.net> wrote: > here an update: > the problem seems to be with the notifier, because if I use the following > code without the NSNotificationCenter, then, everything works fine, like > the following sample code: > > task = NSTask.alloc.init > task.currentDirectoryPath = "/" > task.launchPath = "/bin/bash" > task.arguments = ["some script"] > > stdout_pipe = NSPipe.pipe > task.setStandardOutput stdout_pipe > stdout_file_handle = stdout_pipe.fileHandleForReading > > task.launch > task.waitUntilExit > exit_status = task.terminationStatus > > stdout_data = stdout_file_handle.readDataToEndOfFile > stdout = NSString.alloc.initWithData(stdout_data, > encoding:NSUTF8StringEncoding) > > > Does anybody have such bad experiences with the NSNotificationCenter? > > ALex. > > > >> Hi >> >> I tried the subprocess sample with the AsyncHandler from >> http://ofps.oreilly.com/titles/9781449380373/_foundation.html >> >> and found the following problem: >> if I execute the code many times (I tried 20 times) in my terminal with >> $ macruby sample.rb >> then 2-3 times it does not print any output. In this 10% the data_ready: >> method of the AsyncHandler is not called. >> >> Is this a macruby problem or an NSTask problem? >> >> BTW using NSFileHandleReadToEndOfFileCompletionNotification instead of >> NSFileHandleReadCompletionNotification makes it even worse, in this case >> data_ready: is never called. >> >> I use the 2011.09.27 macruby 0.11 snapshot >> and mac os x 10.6.8 >> >> Alex. >> >> >> _______________________________________________ >> MacRuby-devel mailing list >> MacRuby-devel@lists.macosforge.org >> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel >> >> > > > > _______________________________________________ > MacRuby-devel mailing list > MacRuby-devel@lists.macosforge.org > http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel _______________________________________________ MacRuby-devel mailing list MacRuby-devel@lists.macosforge.org http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
