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Strange debug output with command line gcc
When I log in and start a Terminal window, a simple gcc command produces the following debug messages: 2022-07-15 13:52:41.470 xcodebuild[784:10833] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionSentinelHostApplications for extension Xcode.DebuggerFoundation.AppExtensionHosts.watchOS of plug-in com.apple.dt.IDEWatchSupportCore 2022-07-15 13:52:41.470 xcodebuild[784:10833] Requested but did not find extension point with identifier Xcode.IDEKit.ExtensionPointIdentifierToBundleIdentifier for extension Xcode.DebuggerFoundation.AppExtensionToBundleIdentifierMap.watchOS of plug-in com.apple.dt.IDEWatchSupportCore Subsequent invoke of gcc does not produce these messages. How to avoid this small nuisance?
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618
Jul ’22
How can I know when an NSTextField gets input focus (first responder)?
I think I can do this by creating a custom view overriding the following 2 methods: @implementation MyTextField - (BOOL)becomeFirstResponder { NSLog(@"%s: %@", __func__, self); return [super becomeFirstResponder]; //return YES; } - (BOOL)resignFirstResponder { NSLog(@"%s: %@", __func__, self); return [super resignFirstResponder]; //return YES; } @end But there is a gotcha - I always get successive become/resign. That is when I get becomeFirstResponder, I also get resignFirstResponder immediately. Note - I only have one MyTextField instance on my window. Is there another safe way to achieve my goal?
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737
Mar ’23
KVO addObserver:forKeyPath not working
This is the first time I use KVO pattern. The code is quite simple but I could not get it working - the log method never gets run. What's wrong with my code? @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; [self.view.window addObserver:self forKeyPath:@"firstResponder" options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld context:nil]; } - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context { NSLog(@"%@", change); } @end
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650
Mar ’23
Quick Help always stops working after debugging
I have an annoying problem with Xcode 14.2. After opening a project, Quick Help pane works normally. But once a debugging session ends, it stops working (showing nothing). Meanwhile ALT+CLICK won't work either (no response). After closing and re-opening the project Quick Help works again. Is there any workaround for this nuiance? I already went back to 13.14.1.
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298
Apr ’23
Entitlements/signature problem with app submission
I really need help. Can anyone decrypt the following message for me: Dear Developer, We identified one or more issues with a recent delivery for your app, "MYAPP" 2.0 (1200). Please correct the following issues, then upload again. ITMS-90288: Invalid Code Signing Entitlements - The entitlements in your app bundle signature do not match the ones that are contained in the provisioning profile. According to the provisioning profile, the bundle contains a key value that is not allowed: '' for the key 'com.apple.application-identifier' in 'MYAPP.app/Contents/Frameworks/libsqlite3s.dylib' ITMS-90286: Invalid Code Signing Entitlements - Your application bundle's signature contains code signing entitlements that are not supported on macOS. Specifically, value '' for key 'com.apple.application-identifier' in 'MYAPP.app/Contents/Frameworks/libsqlite3s.dylib' is not supported. This value should be a string starting with your TEAMID, followed by a dot '.', followed by the bundle identifier . The 2 dylibs are built by myself and for years I did not have this problem with submission. What should I do? Although I know something is wrong with entitlements/signature, but I have no clue at all on what I need to exactly.
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1k
Apr ’23
@available question (again)
I once posted a question in the forums, but it seems I cannot find the thread now (maybe the thread was before the new forums was born). I don't know why I am so confused about this directive (or whatever): It looks like a compiler directive because it has a specific syntax. But it also looks like it's a runtime check because it is used in if statement (not in #if). So my question is: Given the following code: if (@available(macOS 13.0, *) { NSLog("Running on macOS Ventura or later") } else { NSLog("Running on older version before Ventura") } Does this directive check real macOS version during runtime?
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585
Apr ’23
How stop Xcode from autogenerating application entitlement for dylib?
I am in peril. Can anyone save me. I am desperate! I am using Xcode Version 14.2 (14C18) to build my 2 dylibs. I had no problems with older versions of Xcode (one and half a year ago). But it's causing code signing problems and Connect fails my submitted binary package complaining I had wrong entitlement on dylibs. I contact Apple technical support and I got a reply: Entitlements are only effective on a main executable. When you sign a shared library with entitlement then, at best, the system ignores them. However, in some cases you can run into mysterious problems like this one. The key problem is that Xcode is autogenerating entitlement file for my dylibs. I have no entitlement files in my projects, I am sure. codesign -d --ent - libsqlite3s.dylib Executable=/Users/USERNAME/Library/Developer/Xcode/DerivedData/libsqlite3s-ahztenmeyvsijneqjzdtifjhljlr/Build/Products/Debug/libsqlite3s.dylib [Dict] [Key] com.apple.application-identifier [Value] [String] TEAMID.net.neolib.libsqlite3s How can I turn off this 'useful' feature?
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643
Apr ’23
Generated xcarchive has no built dylib
I am in peril. Can anyone save me. I am desperate! I am using Xcode Version 14.2 (14C18). I created a fresh new library project (plain C/C++) and added the well-known SQLite3.h and SQLite3.c. When I build debug configuration, Xcode correctly produces dylib. But when I do archive build, the generated xcarchive is almost empty - it does not have expected libsqlite3s.dylib! I even went back to Xcode 7.2.1 on macOS 10.10. Xcode 7.2.1 can correctly produce archived dylib and I can link the dylib with a test app. I am extremely frustrated!
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743
May ’23
How to write a wrapper around CFSomeRef
I am testing with FSEventStreamCreate which returns an FSEventStreamRef, but I cannot find an equivalent toll-free class in Cocoa. In order to free-up resources used by this Ref, I need to do following: FSEventStreamStop(stream); FSEventStreamInvalidate(stream); FSEventStreamRelease(stream); That is quite error-prone and tedious. So I want to write a wrapper class, but don't have any idea on when or where to release the Ref. Is it correct to do 'free' in dealloc?
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1k
Apr ’23
libarclite_macosx not found when building a framework project
Not sure if it's specific to me only. I tried to build a framework project using Xcode 14.3.1 RC but got a strange error: File not found: /Users/USERNAME/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_macosx.a The project was created several years ago and was upgraded all the way to Xcode 14.2. I remember last time I posted a question about getting an empty xcarchive when doing archive build. The remedy is quite simple - setting SKIP_INSTALL to no. I wonder if this problem also has a simple remedy.
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2.4k
May ’23
User voice: Apple geniuses, please pay attention to small details!!!
This is really disgusting. I really hate to say this. I started Xcode programming many years ago when it's at version 4 (or even 3). It has been fun and pleasure to program in this IDE, with no problem at all. User rating of this app in App Store was 4.5+. But 2 or 3 years ago, maybe starting from Xcode 11, it started getting too many quirks/gotchas. App Store user rating drops to 3.5+. With version 14+, user rating drops to 2.9. The app's key/main features work. But many small bugs/nuisances put developers like me into peril during daily coding work. Now I almost want to quit Xcode programming, because it is making my life unpleasant.
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416
May ’23