Utilities.h

//
//  Utilities.h
//  SwiftRuby
//
//  Created by John Holdsworth on 12/10/2015.
//  Copyright © 2015 John Holdsworth. All rights reserved.
//
//  $Id: //depot/SwiftRuby/Utilities.h#11 $
//
//  Repo: https://github.com/RubyNative/SwiftRuby
//

#ifndef Utilities_h
#define Utilities_h

#import <Foundation/Foundation.h>

extern NSArray<NSString *> * _Nonnull instanceVariablesForClass(Class _Nonnull cls, NSMutableArray<NSString *> * _Nonnull ivarNames);
extern NSArray<NSString *> * _Nonnull methodSymbolsForClass(Class _Nonnull cls, NSMutableArray<NSString *> * _Nonnull syms);

extern NSString * _Nonnull kCatchLevels;

extern void _try(void (^ _Nonnull tryBlock)(void));
extern void _catch(void (^ _Nonnull catchBlock)(NSException * _Nonnull e ));
extern void _throw(NSException * _Nonnull e);

extern int _system(const char * _Nonnull command);
extern FILE * _Nullable _popen(const char * _Nonnull command, const char * _Nonnull perm);
extern int _pclose(FILE * _Nonnull fp);

extern void execArgv(NSString * _Nonnull executable, NSArray<NSString *> * _Nonnull arguments);
extern pid_t spawnArgv(NSString * _Nonnull executable, NSArray<NSString *> * _Nonnull arguments);
extern int fcntl3(int fildes, int cmd, int flags);

#endif /* Utilities_h */