cmake: Providing a separate SDL_main is not needed on OSX with SDL2 any more sdl2transition
authorkoda
Sat, 14 Nov 2015 03:09:24 +0100
branchsdl2transition
changeset 11383 cef3fef64c93
parent 11382 ee86941e2ade
child 11384 7bc9042549c1
cmake: Providing a separate SDL_main is not needed on OSX with SDL2 any more
hedgewars/CMakeLists.txt
hedgewars/sdlmain/CMakeLists.txt
hedgewars/sdlmain/SDLMain.h
hedgewars/sdlmain/SDLMain.m
--- a/hedgewars/CMakeLists.txt	Sat Nov 14 03:00:41 2015 +0100
+++ b/hedgewars/CMakeLists.txt	Sat Nov 14 03:09:24 2015 +0100
@@ -124,12 +124,6 @@
 
 #DEPENDECIES AND EXECUTABLES SECTION
 if(APPLE AND (NOT BUILD_ENGINE_LIBRARY))
-    #on OSX we need to provide the SDL_main() function when building as
-    #executable and the entry point too
-    add_subdirectory(sdlmain)
-    list(APPEND HW_LINK_LIBS SDLmain)
-    add_flag_append(CMAKE_Pascal_FLAGS "-k-lsdlmain")
-    add_flag_append(CMAKE_Pascal_FLAGS "-XMSDL_main")
     #OpenGL deps
     add_flag_append(CMAKE_Pascal_FLAGS "-k-framework -kCocoa")
     add_flag_append(CMAKE_Pascal_FLAGS "-k-framework -kOpenGL")
--- a/hedgewars/sdlmain/CMakeLists.txt	Sat Nov 14 03:00:41 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,7 +0,0 @@
-find_package(SDL2 REQUIRED)
-
-include_directories(${SDL2_INCLUDE_DIR})
-
-add_library (SDLmain STATIC SDLMain.m)
-
-
--- a/hedgewars/sdlmain/SDLMain.h	Sat Nov 14 03:00:41 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,16 +0,0 @@
-/*   SDLMain.m - main entry point for our Cocoa-ized SDL app
-       Initial Version: Darrell Walisser <dwaliss1@purdue.edu>
-       Non-NIB-Code & other changes: Max Horn <max@quendi.de>
-
-    Feel free to customize this file to suit your needs
-*/
-
-#ifndef _SDLMain_h_
-#define _SDLMain_h_
-
-#import <Cocoa/Cocoa.h>
-
-@interface SDLMain : NSObject
-@end
-
-#endif /* _SDLMain_h_ */
--- a/hedgewars/sdlmain/SDLMain.m	Sat Nov 14 03:00:41 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,385 +0,0 @@
-/*   SDLMain.m - main entry point for our Cocoa-ized SDL app
-       Initial Version: Darrell Walisser <dwaliss1@purdue.edu>
-       Non-NIB-Code & other changes: Max Horn <max@quendi.de>
-
-    Feel free to customize this file to suit your needs
-*/
-
-#include "SDL.h"
-#include "SDLMain.h"
-#include <sys/param.h> /* for MAXPATHLEN */
-#include <unistd.h>
-
-/* For some reaon, Apple removed setAppleMenu from the headers in 10.4,
- but the method still is there and works. To avoid warnings, we declare
- it ourselves here. */
-@interface NSApplication(SDL_Missing_Methods)
-- (void)setAppleMenu:(NSMenu *)menu;
-@end
-
-/* Use this flag to determine whether we use SDLMain.nib or not */
-#define     SDL_USE_NIB_FILE    0
-
-/* Use this flag to determine whether we use CPS (docking) or not */
-#define     SDL_USE_CPS     1
-#ifdef SDL_USE_CPS
-/* Portions of CPS.h */
-typedef struct CPSProcessSerNum
-{
-    UInt32      lo;
-    UInt32      hi;
-} CPSProcessSerNum;
-
-extern OSErr    CPSGetCurrentProcess( CPSProcessSerNum *psn);
-extern OSErr    CPSEnableForegroundOperation( CPSProcessSerNum *psn, UInt32 _arg2, UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
-extern OSErr    CPSSetFrontProcess( CPSProcessSerNum *psn);
-
-#endif /* SDL_USE_CPS */
-
-static int    gArgc;
-static char  **gArgv;
-static BOOL   gFinderLaunch;
-static BOOL   gCalledAppMainline = FALSE;
-
-static NSString *getApplicationName(void)
-{
-    const NSDictionary *dict;
-    NSString *appName = 0;
-
-    /* Determine the application name */
-    dict = (const NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle());
-    if (dict)
-        appName = [dict objectForKey: @"CFBundleName"];
-
-    if (![appName length])
-        appName = [[NSProcessInfo processInfo] processName];
-
-    return appName;
-}
-
-#if SDL_USE_NIB_FILE
-/* A helper category for NSString */
-@interface NSString (ReplaceSubString)
-- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString;
-@end
-#endif
-
-@interface SDLApplication : NSApplication
-@end
-
-@implementation SDLApplication
-/* Invoked from the Quit menu item */
-- (void)terminate:(id)sender
-{
-    /* Post a SDL_QUIT event */
-    SDL_Event event;
-    event.type = SDL_QUIT;
-    SDL_PushEvent(&event);
-}
-@end
-
-/* The main class of the application, the application's delegate */
-@implementation SDLMain
-
-/* Set the working directory to the .app's parent directory */
-- (void) setupWorkingDirectory:(BOOL)shouldChdir
-{
-    if (shouldChdir)
-    {
-        char parentdir[MAXPATHLEN];
-        CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle());
-        CFURLRef url2 = CFURLCreateCopyDeletingLastPathComponent(0, url);
-        if (CFURLGetFileSystemRepresentation(url2, 1, (UInt8 *)parentdir, MAXPATHLEN)) {
-            chdir(parentdir);   /* chdir to the binary app's parent */
-        }
-        CFRelease(url);
-        CFRelease(url2);
-    }
-}
-
-#if SDL_USE_NIB_FILE
-
-/* Fix menu to contain the real app name instead of "SDL App" */
-- (void)fixMenu:(NSMenu *)aMenu withAppName:(NSString *)appName
-{
-    NSRange aRange;
-    NSEnumerator *enumerator;
-    NSMenuItem *menuItem;
-
-    aRange = [[aMenu title] rangeOfString:@"SDL App"];
-    if (aRange.length != 0)
-        [aMenu setTitle: [[aMenu title] stringByReplacingRange:aRange with:appName]];
-
-    enumerator = [[aMenu itemArray] objectEnumerator];
-    while ((menuItem = [enumerator nextObject]))
-    {
-        aRange = [[menuItem title] rangeOfString:@"SDL App"];
-        if (aRange.length != 0)
-            [menuItem setTitle: [[menuItem title] stringByReplacingRange:aRange with:appName]];
-        if ([menuItem hasSubmenu])
-            [self fixMenu:[menuItem submenu] withAppName:appName];
-    }
-    [ aMenu sizeToFit ];
-}
-
-#else
-
-static void setApplicationMenu(void)
-{
-    /* warning: this code is very odd */
-    NSMenu *appleMenu;
-    NSMenuItem *menuItem;
-    NSString *title;
-    NSString *appName;
-
-    appName = getApplicationName();
-    appleMenu = [[NSMenu alloc] initWithTitle:@""];
-
-    /* Add menu items */
-    title = [@"About " stringByAppendingString:appName];
-    [appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""];
-
-    [appleMenu addItem:[NSMenuItem separatorItem]];
-
-    title = [@"Hide " stringByAppendingString:appName];
-    [appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@"h"];
-
-    menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"];
-    [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
-
-    [appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""];
-
-    [appleMenu addItem:[NSMenuItem separatorItem]];
-
-    title = [@"Quit " stringByAppendingString:appName];
-    [appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"];
-
-
-    /* Put menu into the menubar */
-    menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];
-    [menuItem setSubmenu:appleMenu];
-    [[NSApp mainMenu] addItem:menuItem];
-
-    /* Tell the application object that this is now the application menu */
-    [NSApp setAppleMenu:appleMenu];
-
-    /* Finally give up our references to the objects */
-    [appleMenu release];
-    [menuItem release];
-}
-
-/* Create a window menu */
-static void setupWindowMenu(void)
-{
-    NSMenu      *windowMenu;
-    NSMenuItem  *windowMenuItem;
-    NSMenuItem  *menuItem;
-
-    windowMenu = [[NSMenu alloc] initWithTitle:@"Window"];
-
-    /* "Minimize" item */
-    menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"];
-    [windowMenu addItem:menuItem];
-    [menuItem release];
-
-    /* Put menu into the menubar */
-    windowMenuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""];
-    [windowMenuItem setSubmenu:windowMenu];
-    [[NSApp mainMenu] addItem:windowMenuItem];
-
-    /* Tell the application object that this is now the window menu */
-    [NSApp setWindowsMenu:windowMenu];
-
-    /* Finally give up our references to the objects */
-    [windowMenu release];
-    [windowMenuItem release];
-}
-
-/* Replacement for NSApplicationMain */
-static void CustomApplicationMain (int argc, char **argv)
-{
-    NSAutoreleasePool   *pool = [[NSAutoreleasePool alloc] init];
-    SDLMain             *sdlMain;
-
-    /* Ensure the application object is initialised */
-    [SDLApplication sharedApplication];
-
-#ifdef SDL_USE_CPS
-    {
-        CPSProcessSerNum PSN;
-        /* Tell the dock about us */
-        if (!CPSGetCurrentProcess(&PSN))
-            if (!CPSEnableForegroundOperation(&PSN,0x03,0x3C,0x2C,0x1103))
-                if (!CPSSetFrontProcess(&PSN))
-                    [SDLApplication sharedApplication];
-    }
-#endif /* SDL_USE_CPS */
-
-    /* Set up the menubar */
-    NSMenu *menu = [[NSMenu alloc] init];
-    [NSApp setMainMenu:menu];
-    setApplicationMenu();
-    setupWindowMenu();
-    [menu release];
-
-    /* Create SDLMain and make it the app delegate */
-    sdlMain = [[SDLMain alloc] init];
-    [NSApp setDelegate:sdlMain];
-
-    /* Start the main event loop */
-    [NSApp run];
-
-    [sdlMain release];
-    [pool release];
-}
-
-#endif
-
-
-/*
- * Catch document open requests...this lets us notice files when the app
- *  was launched by double-clicking a document, or when a document was
- *  dragged/dropped on the app's icon. You need to have a
- *  CFBundleDocumentsType section in your Info.plist to get this message,
- *  apparently.
- *
- * Files are added to gArgv, so to the app, they'll look like command line
- *  arguments. Previously, apps launched from the finder had nothing but
- *  an argv[0].
- *
- * This message may be received multiple times to open several docs on launch.
- *
- * This message is ignored once the app's mainline has been called.
- */
-- (BOOL)application:(NSApplication *)theApplication openFile:(NSString *)filename
-{
-    const char *temparg;
-    size_t arglen;
-    char *arg;
-    char **newargv;
-
-    if (!gFinderLaunch)  /* MacOS is passing command line args. */
-        return FALSE;
-
-    if (gCalledAppMainline)  /* app has started, ignore this document. */
-        return FALSE;
-
-    temparg = [filename UTF8String];
-    arglen = SDL_strlen(temparg) + 1;
-    arg = (char *) SDL_malloc(arglen);
-    if (arg == NULL)
-        return FALSE;
-
-    newargv = (char **) realloc(gArgv, sizeof (char *) * (gArgc + 2));
-    if (newargv == NULL)
-    {
-        SDL_free(arg);
-        return FALSE;
-    }
-    gArgv = newargv;
-
-    SDL_strlcpy(arg, temparg, arglen);
-    gArgv[gArgc++] = arg;
-    gArgv[gArgc] = NULL;
-    return TRUE;
-}
-
-
-/* Called when the internal event loop has just started running */
-- (void) applicationDidFinishLaunching: (NSNotification *) note
-{
-    int status;
-
-    /* Set the working directory to the .app's parent directory */
-    [self setupWorkingDirectory:gFinderLaunch];
-
-#if SDL_USE_NIB_FILE
-    /* Set the main menu to contain the real app name instead of "SDL App" */
-    [self fixMenu:[NSApp mainMenu] withAppName:getApplicationName()];
-#endif
-
-    /* Hand off to main application code */
-    gCalledAppMainline = TRUE;
-    status = SDL_main (gArgc, gArgv);
-
-    /* We're done, thank you for playing */
-    exit(status);
-}
-@end
-
-
-@implementation NSString (ReplaceSubString)
-
-- (NSString *)stringByReplacingRange:(NSRange)aRange with:(NSString *)aString
-{
-    unsigned int bufferSize;
-    unsigned int selfLen = [self length];
-    unsigned int aStringLen = [aString length];
-    unichar *buffer;
-    NSRange localRange;
-    NSString *result;
-
-    bufferSize = selfLen + aStringLen - aRange.length;
-    buffer = (unichar *)NSAllocateMemoryPages(bufferSize*sizeof(unichar));
-
-    /* Get first part into buffer */
-    localRange.location = 0;
-    localRange.length = aRange.location;
-    [self getCharacters:buffer range:localRange];
-
-    /* Get middle part into buffer */
-    localRange.location = 0;
-    localRange.length = aStringLen;
-    [aString getCharacters:(buffer+aRange.location) range:localRange];
-
-    /* Get last part into buffer */
-    localRange.location = aRange.location + aRange.length;
-    localRange.length = selfLen - localRange.location;
-    [self getCharacters:(buffer+aRange.location+aStringLen) range:localRange];
-
-    /* Build output string */
-    result = [NSString stringWithCharacters:buffer length:bufferSize];
-
-    NSDeallocateMemoryPages(buffer, bufferSize);
-
-    return result;
-}
-
-@end
-
-
-
-#ifdef main
-#  undef main
-#endif
-
-
-/* Main entry point to executable - should *not* be SDL_main! */
-int main (int argc, char **argv)
-{
-    /* Copy the arguments into a global variable */
-    /* This is passed if we are launched by double-clicking */
-    if ( argc >= 2 && strncmp (argv[1], "-psn", 4) == 0 ) {
-        gArgv = (char **) SDL_malloc(sizeof (char *) * 2);
-        gArgv[0] = argv[0];
-        gArgv[1] = NULL;
-        gArgc = 1;
-        gFinderLaunch = YES;
-    } else {
-        int i;
-        gArgc = argc;
-        gArgv = (char **) SDL_malloc(sizeof (char *) * (argc+1));
-        for (i = 0; i <= argc; i++)
-            gArgv[i] = argv[i];
-        gFinderLaunch = NO;
-    }
-
-#if SDL_USE_NIB_FILE
-    [SDLApplication poseAsClass:[NSApplication class]];
-    NSApplicationMain (argc, argv);
-#else
-    CustomApplicationMain (argc, argv);
-#endif
-    return 0;
-}
-