/* 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 debuglevel = 0;int drawdebug; /* used by libmemdraw */int nwindow;Window **window; /* used by libmemdraw */intiprint(char* fmt, ...){	int n;	va_list args; 	va_start(args, fmt);	n = fprint(2, "devwsys: ");	n += vfprint(2, fmt, args);	va_end(args);	return n;} intmain(int argc, char **argv){	char *address, *cp;	char *argv0; 	address = nil;	/* XXX TODO: use ARGBEGIN, ... from <ixp_local.h> */	argv0 = argv[0];	while(*++argv) {		if(strcmp(*argv, "--") == 0 || !(**argv == '-')) {			break;		}		for(cp=*argv+1; cp<*argv+strlen(*argv); ++cp) {			if(*cp == 'd') {				debuglevel++;				break;			} else if(*cp == 'a') {				address = GETARG();				break;			} else {				fprint(1, "usage: %s [-d] [ -a ADDRESS ]", argv0);				exit(1);			}		}	}	drawdebug = 0; // debuglevel; 	/* Connect to X */	if(xinit() != 0)		fatal("unable to connect to X server"); 	memimageinit(); 	/* Start the 9p server */	return ixpserve(address);} void_assert(char *fmt){	fatal("assert failed: %s", fmt);}