/* 2011 JGL (yiyus) */#include <lib9.h>#include <draw.h>#include <memdraw.h>#include <cursor.h>#include "dat.h"#include "fns.h" #define GETARG() (cp-*argv == strlen(*argv)-1) ? *++argv : cp+1 int debug = 0;int drawdebug; /* used by libmemdraw */int nwindow;Window **window; intmain(int argc, char **argv){	int xfd;	char *address, *cp, *err;	char *argv0; 	address = nil;	argv0 = argv[0];Nextarg:	while(*++argv) {		if(strcmp(*argv, "--") == 0 || **argv != '-') {			break;		}		for(cp=*argv+1; cp<*argv+strlen(*argv); ++cp) {			switch(*cp){			case 'd':				debug |= Debug9p;				continue;			case 'D':				debug |= Debugdraw;				continue;			case 'E':				debug |= Debugevent;				continue;			case 'a':				address = GETARG();				if(address != nil)					goto Nextarg;			default:				goto Usage;			}		}	}	if(*argv){Usage:		fprint(1, "usage: %s [-d] [ -a address ]", argv0);		exit(1);	} 	/* Init memdraw */	drawdebug = debug&Debugdraw;	memimageinit(); 	/* Connect to X */	xfd = xinit();	if(xfd < 0)		fatal("unable to connect to X server"); 	/* 9p server loop */	err = fsloop(address, xfd); 	xclose();	if(err != nil)		fatal("%s", err);	return 0;} void_assert(char *fmt){	fatal("assert failed: %s", fmt);}