Compile and link easily Objective files in current directory

scc.m

#import <Foundation/Foundation.h>



void compile(NSString *filepath)
{
	NSString *cmd = [NSString stringWithFormat:@"c:/clang/bin/clang.exe -c %@ -ObjC -I c:/GNUstep/GNUstep/System/Library/Headers -I c:/GNUstep/include", filepath];
	system([cmd UTF8String]);
}

void linkFiles(NSArray *objects, NSString *output)
{
	NSString *files = @"";
	for (id i in objects)
	{
		files = (NSString*)[files stringByAppendingFormat:@" %@", i];
	}
	NSString *cmd = [NSString stringWithFormat:@"c:/clang/bin/clang %@ -o %@ -Objc -L C:/GNUstep/GNUstep/System/Library/Libraries -lobjc -lgnustep-base", files, output];
	system([cmd UTF8String]);
}

int main(int argc, const char * argv[])
{

    @autoreleasepool {
        
        NSMutableArray *objectFiles = [NSMutableArray array];
        NSFileManager *fileManager = [NSFileManager defaultManager];
        NSString *curdir = [fileManager currentDirectoryPath];
        NSError *error = nil;
        NSArray *arr = [fileManager contentsOfDirectoryAtPath:curdir error:&error];
        // complie m files
        for (id i in arr)
        {
            if([[(NSString*)i pathExtension] isEqualToString:@"m"]) {
	            NSLog(@"Compile : %@", i);
            	NSString *fullpath = [curdir stringByAppendingPathComponent:i];
            	compile(fullpath);
            }
        }
        // find All object files
        arr = [fileManager contentsOfDirectoryAtPath:curdir error:&error];
        for (id i in arr)
        {
        	if( [[(NSString*)i pathExtension] isEqualToString:@"o"]) {
        		[objectFiles addObject:i];
        	}
        }

        NSString *oName = (argc > 1) ? [NSString stringWithUTF8String:argv[1]] : @"run" ;
        if([objectFiles count]) linkFiles(objectFiles, oName);

    }
    return 0;
}