Mercurial > cpython-lru_cache-weakref
view Mac/PythonLauncher/doscript.m @ 87690:66c1c9f32567 default tip
Add use_weakref option to functools.lru_cache
The use_weakref option makes lru_cache create weak references to the function
arguments when creating the cache key, which prevents them from staying in the
memory forever even after all other references to them are gone.
This is a proof of concept for http://bugs.python.org/issue19859
| author | Radomir Dopieralski <devel@sheep.art.pl> |
|---|---|
| date | Tue, 03 Dec 2013 16:02:48 +0100 |
| parents | 738cba2bf849 |
| children |
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/* * doscript.c * PythonLauncher * * Created by Jack Jansen on Wed Jul 31 2002. * Copyright (c) 2002 __MyCompanyName__. All rights reserved. * */ #import <Cocoa/Cocoa.h> #import <ApplicationServices/ApplicationServices.h> #import "doscript.h" extern int doscript(const char *command) { char *bundleID = "com.apple.Terminal"; AppleEvent evt, res; AEDesc desc; OSStatus err; [[NSWorkspace sharedWorkspace] launchApplication:@"/Applications/Utilities/Terminal.app/"]; // Build event err = AEBuildAppleEvent(kAECoreSuite, kAEDoScript, typeApplicationBundleID, bundleID, strlen(bundleID), kAutoGenerateReturnID, kAnyTransactionID, &evt, NULL, "'----':utf8(@)", strlen(command), command); if (err) { NSLog(@"AEBuildAppleEvent failed: %ld\n", (long)err); return err; } // Send event and check for any Apple Event Manager errors err = AESendMessage(&evt, &res, kAEWaitReply, kAEDefaultTimeout); AEDisposeDesc(&evt); if (err) { NSLog(@"AESendMessage failed: %ld\n", (long)err); return err; } // Check for any application errors err = AEGetParamDesc(&res, keyErrorNumber, typeSInt32, &desc); AEDisposeDesc(&res); if (!err) { AEGetDescData(&desc, &err, sizeof(err)); NSLog(@"Terminal returned an error: %ld", (long)err); AEDisposeDesc(&desc); } else if (err == errAEDescNotFound) { err = noErr; } else { NSLog(@"AEGetPArmDesc returned an error: %ld", (long)err); } return err; }
