125 lines
3.8 KiB
Objective-C
125 lines
3.8 KiB
Objective-C
//
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// main.m
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// iOS-python-test
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//
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#include <python2.7/Python.h>
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#include "SDL/SDL_main.h"
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#include <dlfcn.h>
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void export_orientation();
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void custom_builtin_importer();
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int main(int argc, char *argv[]) {
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int ret = 0;
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NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
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// Change the executing path to YourApp
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chdir("YourApp");
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// Special environment to prefer .pyo, and don't write bytecode if .py are found
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// because the process will not have write attribute on the device.
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putenv("PYTHONOPTIMIZE=2");
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putenv("PYTHONDONTWRITEBYTECODE=1");
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putenv("PYTHONNOUSERSITE=1");
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putenv("PYTHONPATH=.");
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//putenv("PYTHONVERBOSE=1");
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// Kivy environment to prefer some implementation on ios platform
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putenv("KIVY_BUILD=ios");
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putenv("KIVY_NO_CONFIG=1");
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putenv("KIVY_NO_FILELOG=1");
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putenv("KIVY_NO_CONSOLELOG=1");
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putenv("KIVY_WINDOW=sdl");
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putenv("KIVY_IMAGE=imageio");
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putenv("KIVY_AUDIO=sdl");
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// Export orientation preferences for Kivy
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export_orientation();
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NSString * resourcePath = [[NSBundle mainBundle] resourcePath];
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NSLog(@"PythonHome is: %s", (char *)[resourcePath UTF8String]);
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Py_SetPythonHome((char *)[resourcePath UTF8String]);
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NSLog(@"Initializing python");
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Py_Initialize();
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PySys_SetArgv(argc, argv);
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// If other modules are using thread, we need to initialize them before.
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PyEval_InitThreads();
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// Add an importer for builtin modules
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load_custom_builtin_importer();
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// Search and start main.py
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const char * prog = [
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[[NSBundle mainBundle] pathForResource:@"YourApp/main" ofType:@"pyo"] cStringUsingEncoding:
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NSUTF8StringEncoding];
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NSLog(@"Running main.pyo: %s", prog);
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FILE* fd = fopen(prog, "r");
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if ( fd == NULL ) {
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ret = 1;
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NSLog(@"Unable to open main.pyo, abort.");
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} else {
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ret = PyRun_SimpleFileEx(fd, prog, 1);
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if (ret != 0)
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NSLog(@"Application quit abnormally!");
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}
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Py_Finalize();
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NSLog(@"Leaving");
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[pool release];
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// Look like the app still runn even when we leaved here.
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exit(ret);
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return ret;
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}
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// This method read available orientations from the Info.plist, and share them
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// in an environment variable. Kivy will automatically set the orientation
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// according to this environment value, if exist.
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void export_orientation() {
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NSDictionary *info = [[NSBundle mainBundle] infoDictionary];
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NSArray *orientations = [info objectForKey:@"UISupportedInterfaceOrientations"];
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NSString *result = [[NSString alloc] initWithString:@"KIVY_ORIENTATION="];
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for (int i = 0; i < [orientations count]; i++) {
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NSString *item = [orientations objectAtIndex:i];
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item = [item substringFromIndex:22];
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if (i > 0)
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result = [result stringByAppendingString:@" "];
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result = [result stringByAppendingString:item];
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}
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putenv([result UTF8String]);
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//NSLog(@"Available orientation: %@", result);
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}
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void load_custom_builtin_importer() {
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static const char *custom_builtin_importer = \
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"import sys, imp\n" \
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"from os.path import exists, join\n" \
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"class CustomBuiltinImporter(object):\n" \
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" def find_module(self, fullname, mpath=None):\n" \
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" if '.' not in fullname:\n" \
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" return\n" \
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" if mpath is None:\n" \
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" return\n" \
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" part = fullname.rsplit('.')[-1]\n" \
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" fn = join(mpath[0], '{}.so'.format(part))\n" \
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" if exists(fn):\n" \
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" return self\n" \
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" return\n" \
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" def load_module(self, fullname):\n" \
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" f = fullname.replace('.', '_')\n" \
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" mod = sys.modules.get(f)\n" \
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" if mod is None:\n" \
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" mod = imp.load_dynamic(f, f)\n" \
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" return mod\n" \
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" return mod\n" \
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"sys.meta_path.append(CustomBuiltinImporter())";
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PyRun_SimpleString(custom_builtin_importer);
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}
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