Merge pull request macvim-dev#1457 from ychin/fix-macvim-warnings

Fix misc MacVim warnings and treat warnings as errors in CI

.github/workflows/ci-macvim.yaml

@@ -188,7 +188,7 @@ jobs:
 
           ./configure "${CONFOPT[@]}" --enable-fail-if-missing
 
-          sed -i.bak -f ci/config.mk.sed -f ci/config.mk.clang.sed src/auto/config.mk
+          sed -i.bak -f ci/config.mk.sed -f ci/config.mk.clang.sed -f ci/config.mk.xcode.sed src/auto/config.mk
           if clang --version | grep -qs '^Apple clang version \(1[3-9]\|[2-9]\d\)\.'; then
             sed -i.bak -f ci/config.mk.clang-12.sed src/auto/config.mk
           fi

ci/config.mk.xcode.sed

@@ -0,0 +1 @@
+/^XCODEFLAGS[[:blank:]]*=/s/$/ GCC_TREAT_WARNINGS_AS_ERRORS="YES" GCC_WARN_ABOUT_DEPRECATED_FUNCTIONS="NO"/

src/MacVim/MMAppController.m

@@ -567,7 +567,7 @@ - (BOOL)applicationShouldOpenUntitledFile:(NSApplication *)sender
 
     // The user default MMUntitledWindow can be set to control whether an
     // untitled window should open on 'Open' and 'Reopen' events.
-    int untitledWindowFlag = [ud integerForKey:MMUntitledWindowKey];
+    NSInteger untitledWindowFlag = [ud integerForKey:MMUntitledWindowKey];
 
     BOOL isAppOpenEvent = [desc eventID] == kAEOpenApplication;
     if (isAppOpenEvent && (untitledWindowFlag & MMUntitledWindowOnOpen) == 0)
@@ -700,7 +700,7 @@ - (NSApplicationTerminateReply)applicationShouldTerminate:
                                 boolForKey:MMSuppressTerminationAlertKey]) {
         // No unmodified buffers, but give a warning if there are multiple
         // windows and/or tabs open.
-        int numWindows = [vimControllers count];
+        int numWindows = (int)[vimControllers count];
         int numTabs = 0;
 
         // Count the number of open tabs
@@ -1065,7 +1065,7 @@ - (void)refreshMainMenu
             [fileMenu removeItemAtIndex:dummyIdx];
 
             NSMenu *recentFilesParentMenu = [recentFilesMenuItem menu];
-            int idx = [recentFilesParentMenu indexOfItem:recentFilesMenuItem];
+            NSInteger idx = [recentFilesParentMenu indexOfItem:recentFilesMenuItem];
             if (idx >= 0) {
                 [[recentFilesMenuItem retain] autorelease];
                 [recentFilesParentMenu removeItemAtIndex:idx];
@@ -1133,7 +1133,7 @@ - (BOOL)openFiles:(NSArray *)filenames withArguments:(NSDictionary *)args
 
     // The meaning of "layout" is defined by the WIN_* defines in main.c.
     NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
-    int layout = [ud integerForKey:MMOpenLayoutKey];
+    NSInteger layout = [ud integerForKey:MMOpenLayoutKey];
     BOOL splitVert = [ud boolForKey:MMVerticalSplitKey];
     BOOL openInCurrentWindow = [ud boolForKey:MMOpenInCurrentWindowKey];
 
@@ -1166,7 +1166,7 @@ - (BOOL)openFiles:(NSArray *)filenames withArguments:(NSDictionary *)args
             // selection will be lost when selectionRange is set.
             NSDictionary *args = [NSDictionary dictionaryWithObjectsAndKeys:
                                   firstFile, @"filename",
-                                  [NSNumber numberWithInt:layout], @"layout",
+                                  [NSNumber numberWithInt:(int)layout], @"layout",
                                   nil];
             [vc sendMessage:SelectAndFocusOpenedFileMsgID data:[args dictionaryAsData]];
         }
@@ -1188,7 +1188,7 @@ - (BOOL)openFiles:(NSArray *)filenames withArguments:(NSDictionary *)args
     // b) Open any remaining files
     //
 
-    [arguments setObject:[NSNumber numberWithInt:layout] forKey:@"layout"];
+    [arguments setObject:[NSNumber numberWithInt:(int)layout] forKey:@"layout"];
     [arguments setObject:filenames forKey:@"filenames"];
     // (Indicate that files should be opened from now on.)
     [arguments setObject:[NSNumber numberWithBool:NO] forKey:@"dontOpen"];
@@ -1202,7 +1202,7 @@ - (BOOL)openFiles:(NSArray *)filenames withArguments:(NSDictionary *)args
     }
 
     BOOL openOk = YES;
-    int numFiles = [filenames count];
+    int numFiles = (int)[filenames count];
     if (MMLayoutWindows == layout && numFiles > 1) {
         // Open one file at a time in a new window, but don't open too many at
         // once (at most cap+1 windows will open).  If the user has increased
@@ -1246,7 +1246,7 @@ - (BOOL)openFiles:(NSArray *)filenames withArguments:(NSDictionary *)args
 
 - (void)refreshAllAppearances
 {
-    unsigned count = [vimControllers count];
+    const NSUInteger count = [vimControllers count];
     for (unsigned i = 0; i < count; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
         [vc.windowController refreshApperanceMode];
@@ -1256,7 +1256,7 @@ - (void)refreshAllAppearances
 /// Refresh all Vim text views' fonts.
 - (void)refreshAllFonts
 {
-    unsigned count = [vimControllers count];
+    const NSUInteger count = [vimControllers count];
     for (unsigned i = 0; i < count; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
         [vc.windowController refreshFonts];
@@ -1267,7 +1267,7 @@ - (void)refreshAllFonts
 /// and resize the windows to match the constraints.
 - (void)refreshAllResizeConstraints
 {
-    const unsigned count = [vimControllers count];
+    const NSUInteger count = [vimControllers count];
     for (unsigned i = 0; i < count; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
         [vc.windowController updateResizeConstraints:YES];
@@ -1278,7 +1278,7 @@ - (void)refreshAllResizeConstraints
 /// cmdline alignment properties to make sure they are pinned properly.
 - (void)refreshAllTextViews
 {
-    unsigned count = [vimControllers count];
+    const NSUInteger count = [vimControllers count];
     for (unsigned i = 0; i < count; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
         [vc.windowController.vimView.textView updateCmdlineRow];
@@ -1408,7 +1408,7 @@ - (IBAction)selectNextWindow:(id)sender
 {
     ASLogDebug(@"Select next window");
 
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     if (!count) return;
 
     NSWindow *keyWindow = [NSApp keyWindow];
@@ -1430,7 +1430,7 @@ - (IBAction)selectPreviousWindow:(id)sender
 {
     ASLogDebug(@"Select previous window");
 
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     if (!count) return;
 
     NSWindow *keyWindow = [NSApp keyWindow];
@@ -1542,7 +1542,7 @@ - (IBAction)coreTextButtonClicked:(id)sender
     // any new Vim process will pick up on the changed setting.
     CFPreferencesSetAppValue(
             (CFStringRef)MMRendererKey,
-            (CFPropertyListRef)[NSNumber numberWithInt:renderer],
+            (CFPropertyListRef)[NSNumber numberWithInt:(int)renderer],
             kCFPreferencesCurrentApplication);
     CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
 
@@ -1578,7 +1578,7 @@ - (MMVimController *)keyVimController
 {
     NSWindow *keyWindow = [NSApp keyWindow];
     if (keyWindow) {
-        unsigned i, count = [vimControllers count];
+        NSUInteger i, count = [vimControllers count];
         for (i = 0; i < count; ++i) {
             MMVimController *vc = [vimControllers objectAtIndex:i];
             if ([[[vc windowController] window] isEqual:keyWindow])
@@ -1660,7 +1660,7 @@ - (NSArray *)serverList
 {
     NSMutableArray *array = [NSMutableArray array];
 
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     for (i = 0; i < count; ++i) {
         MMVimController *controller = [vimControllers objectAtIndex:i];
         if ([controller serverName])
@@ -1931,15 +1931,15 @@ - (MMVimController *)topmostVimController
     NSEnumerator *e = [[NSApp orderedWindows] objectEnumerator];
     id window;
     while ((window = [e nextObject]) && [window isVisible]) {
-        unsigned i, count = [vimControllers count];
+        NSUInteger i, count = [vimControllers count];
         for (i = 0; i < count; ++i) {
             MMVimController *vc = [vimControllers objectAtIndex:i];
             if ([[[vc windowController] window] isEqual:window])
                 return vc;
         }
     }
 
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     for (i = 0; i < count; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
         if ([[[vc windowController] window] isVisible]) {
@@ -2016,7 +2016,7 @@ - (NSArray *)filterFilesAndNotify:(NSArray *)filenames
 
     NSString *firstMissingFile = nil;
     NSMutableArray *files = [NSMutableArray array];
-    unsigned i, count = [filenames count];
+    NSUInteger i, count = [filenames count];
 
     for (i = 0; i < count; ++i) {
         NSString *name = [filenames objectAtIndex:i];
@@ -2076,7 +2076,7 @@ - (NSArray *)filterOpenFiles:(NSArray *)filenames
             @"map([\"%@\"],\"bufloaded(v:val)\")",
             [files componentsJoinedByString:@"\",\""]];
 
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     for (i = 0; i < count && [files count] > 0; ++i) {
         MMVimController *vc = [vimControllers objectAtIndex:i];
 
@@ -2428,12 +2428,12 @@ - (int)maxPreloadCacheSize
 {
     // The maximum number of Vim processes to keep in the cache can be
     // controlled via the user default "MMPreloadCacheSize".
-    int maxCacheSize = [[NSUserDefaults standardUserDefaults]
+    NSInteger maxCacheSize = [[NSUserDefaults standardUserDefaults]
             integerForKey:MMPreloadCacheSizeKey];
     if (maxCacheSize < 0) maxCacheSize = 0;
     else if (maxCacheSize > 10) maxCacheSize = 10;
 
-    return maxCacheSize;
+    return (int)maxCacheSize;
 }
 
 - (MMVimController *)takeVimControllerFromCache
@@ -2445,7 +2445,7 @@ - (MMVimController *)takeVimControllerFromCache
     // This method may return nil even though the cache might be non-empty; the
     // caller should handle this by starting a new Vim process.
 
-    int i, count = [cachedVimControllers count];
+    NSUInteger i, count = [cachedVimControllers count];
     if (0 == count) return nil;
 
     // Locate the first Vim controller with up-to-date rc-files sourced.
@@ -2461,7 +2461,7 @@ - (MMVimController *)takeVimControllerFromCache
         // Clear out cache entries whose vimrc/gvimrc files were sourced before
         // the latest modification date for those files.  This ensures that the
         // latest rc-files are always sourced for new windows.
-        [self clearPreloadCacheWithCount:i];
+        [self clearPreloadCacheWithCount:(int)i];
     }
 
     if ([cachedVimControllers count] == 0) {
@@ -2497,7 +2497,7 @@ - (void)clearPreloadCacheWithCount:(int)count
         return;
 
     if (count < 0)
-        count = [cachedVimControllers count];
+        count = (int)[cachedVimControllers count];
 
     // Make sure the preloaded Vim processes get killed or they'll just hang
     // around being useless until MacVim is terminated.
@@ -2618,9 +2618,7 @@ - (void)startWatchingVimDir
             (CFArrayRef)pathsToWatch, kFSEventStreamEventIdSinceNow,
             MMEventStreamLatency, kFSEventStreamCreateFlagNone);
 
-    FSEventStreamScheduleWithRunLoop(fsEventStream,
-            [[NSRunLoop currentRunLoop] getCFRunLoop],
-            kCFRunLoopDefaultMode);
+    FSEventStreamSetDispatchQueue(fsEventStream, dispatch_get_main_queue());
 
     FSEventStreamStart(fsEventStream);
     ASLogDebug(@"Started FS event stream");
@@ -2734,9 +2732,9 @@ - (int)executeInLoginShell:(NSString *)path arguments:(NSArray *)args
 
         // Send input to execute to the child process
         [input appendString:@"\n"];
-        int bytes = [input lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
+        NSUInteger bytes = [input lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
 
-        if (write(ds[1], [input UTF8String], bytes) != bytes) return -1;
+        if (write(ds[1], [input UTF8String], (size_t)bytes) != (ssize_t)bytes) return -1;
         if (close(ds[1]) == -1) return -1;
 
         ++numChildProcesses;
@@ -2797,7 +2795,7 @@ - (void)processInputQueues:(id)sender
     NSNumber *key;
     while ((key = [e nextObject])) {
         unsigned long ukey = [key unsignedLongValue];
-        int i = 0, count = [vimControllers count];
+        NSUInteger i = 0, count = [vimControllers count];
         for (i = 0; i < count; ++i) {
             MMVimController *vc = [vimControllers objectAtIndex:i];
             if (ukey == [vc vimControllerId]) {
@@ -2882,7 +2880,7 @@ - (NSDictionary *)convertVimControllerArguments:(NSDictionary *)args
         *cmdline = nil;
 
     NSArray *filenames = [args objectForKey:@"filenames"];
-    int numFiles = filenames ? [filenames count] : 0;
+    NSUInteger numFiles = filenames ? [filenames count] : 0;
     BOOL openFiles = ![[args objectForKey:@"dontOpen"] boolValue];
 
     if (numFiles <= 0 || !openFiles)
@@ -3029,7 +3027,7 @@ - (void)removeInputSourceChangedObserver
 
 - (void)inputSourceChanged:(NSNotification *)notification
 {
-    unsigned i, count = [vimControllers count];
+    NSUInteger i, count = [vimControllers count];
     for (i = 0; i < count; ++i) {
         MMVimController *controller = [vimControllers objectAtIndex:i];
         MMWindowController *wc = [controller windowController];

src/MacVim/MMApplication.m

@@ -21,7 +21,7 @@ @implementation MMApplication
 - (void)sendEvent:(NSEvent *)event
 {
     NSEventType type = [event type];
-    unsigned flags = [event modifierFlags];
+    NSUInteger flags = [event modifierFlags];
 
     // HACK! Intercept 'help' key presses and clear the 'help key flag', else
     // Cocoa turns the mouse cursor into a question mark and goes into 'context

src/MacVim/MMBackend.m

@@ -48,8 +48,8 @@
 static unsigned MMServerMax = 1000;
 
 // TODO: Move to separate file.
-static int eventModifierFlagsToVimModMask(int modifierFlags);
-static int eventModifierFlagsToVimMouseModMask(int modifierFlags);
+static unsigned eventModifierFlagsToVimModMask(unsigned modifierFlags);
+static unsigned eventModifierFlagsToVimMouseModMask(unsigned modifierFlags);
 static int eventButtonNumberToVimMouseButton(int buttonNumber);
 
 // In gui_macvim.m
@@ -2081,7 +2081,7 @@ - (void)handleInputEvent:(int)msgid data:(NSData *)data
 
         int row = *((int*)bytes);  bytes += sizeof(int);
         int col = *((int*)bytes);  bytes += sizeof(int);
-        int flags = *((int*)bytes);  bytes += sizeof(int);
+        unsigned flags = *((unsigned*)bytes);  bytes += sizeof(unsigned);
         float dy = *((float*)bytes);  bytes += sizeof(float);
         float dx = *((float*)bytes);  bytes += sizeof(float);
 
@@ -2122,7 +2122,7 @@ - (void)handleInputEvent:(int)msgid data:(NSData *)data
         int row = *((int*)bytes);  bytes += sizeof(int);
         int col = *((int*)bytes);  bytes += sizeof(int);
         int button = *((int*)bytes);  bytes += sizeof(int);
-        int flags = *((int*)bytes);  bytes += sizeof(int);
+        unsigned flags = *((unsigned*)bytes);  bytes += sizeof(unsigned);
         int repeat = *((int*)bytes);  bytes += sizeof(int);
 
         button = eventButtonNumberToVimMouseButton(button);
@@ -2136,7 +2136,7 @@ - (void)handleInputEvent:(int)msgid data:(NSData *)data
 
         int row = *((int*)bytes);  bytes += sizeof(int);
         int col = *((int*)bytes);  bytes += sizeof(int);
-        int flags = *((int*)bytes);  bytes += sizeof(int);
+        unsigned flags = *((unsigned*)bytes);  bytes += sizeof(unsigned);
 
         flags = eventModifierFlagsToVimMouseModMask(flags);
 
@@ -2147,7 +2147,7 @@ - (void)handleInputEvent:(int)msgid data:(NSData *)data
 
         int row = *((int*)bytes);  bytes += sizeof(int);
         int col = *((int*)bytes);  bytes += sizeof(int);
-        int flags = *((int*)bytes);  bytes += sizeof(int);
+        unsigned flags = *((unsigned*)bytes);  bytes += sizeof(unsigned);
 
         flags = eventModifierFlagsToVimMouseModMask(flags);
 
@@ -2607,7 +2607,7 @@ - (void)handleScrollbarEvent:(NSData *)data
 
     const void *bytes = [data bytes];
     int32_t ident = *((int32_t*)bytes);  bytes += sizeof(int32_t);
-    int hitPart = *((int*)bytes);  bytes += sizeof(int);
+    unsigned hitPart = *((unsigned*)bytes);  bytes += sizeof(unsigned);
     float fval = *((float*)bytes);  bytes += sizeof(float);
     scrollbar_T *sb = gui_find_scrollbar(ident);
 
@@ -2765,7 +2765,7 @@ - (void)handleDropString:(NSData *)data
 #ifdef FEAT_DND
     char_u  dropkey[3] = { CSI, KS_EXTRA, (char_u)KE_DROP };
     const void *bytes = [data bytes];
-    int len = *((int*)bytes);  bytes += sizeof(int);
+    int len = *((int*)bytes);  bytes += sizeof(int); // unused
     NSMutableString *string = [NSMutableString stringWithUTF8String:bytes];
 
     // Replace unrecognized end-of-line sequences with \x0a (line feed).
@@ -2778,7 +2778,7 @@ - (void)handleDropString:(NSData *)data
                                        options:0 range:range];
     }
 
-    len = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
+    len = (int)[string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
     char_u *s = (char_u*)[string UTF8String];
     if (input_conv.vc_type != CONV_NONE)
         s = string_convert(&input_conv, s, &len);
@@ -3517,9 +3517,9 @@ - (void)handleMarkedText:(NSData *)data
 - (void)handleGesture:(NSData *)data
 {
     const void *bytes = [data bytes];
-    int flags = *((int*)bytes);  bytes += sizeof(int);
+    unsigned flags = *((int*)bytes);  bytes += sizeof(int);
     int gesture = *((int*)bytes);  bytes += sizeof(int);
-    int modifiers = eventModifierFlagsToVimModMask(flags);
+    unsigned modifiers = eventModifierFlagsToVimModMask(flags);
     char_u string[6];
 
     string[3] = CSI;
@@ -3761,7 +3761,7 @@ - (NSComparisonResult)serverNameCompare:(NSString *)string
 
 
 
-static int eventModifierFlagsToVimModMask(int modifierFlags)
+static unsigned eventModifierFlagsToVimModMask(unsigned modifierFlags)
 {
     int modMask = 0;
 
@@ -3777,9 +3777,9 @@ static int eventModifierFlagsToVimModMask(int modifierFlags)
     return modMask;
 }
 
-static int eventModifierFlagsToVimMouseModMask(int modifierFlags)
+static unsigned eventModifierFlagsToVimMouseModMask(unsigned modifierFlags)
 {
-    int modMask = 0;
+    unsigned modMask = 0;
 
     if (modifierFlags & NSEventModifierFlagShift)
         modMask |= MOUSE_SHIFT;