ref: 2ae6e9d9c1c8c3cfd0a0b4c4e728ad714e182d92
dir: /sys/src/libdraw/newwindow.c/
#include <u.h>
#include <libc.h>
#include <draw.h>
/* Connect us to new window, if possible */
int
newwindow(char *str)
{
int fd;
char *wsys;
char buf[256];
wsys = getenv("wsys");
if(wsys == nil)
return -1;
fd = open(wsys, ORDWR);
free(wsys);
if(fd < 0)
return -1;
rfork(RFNAMEG);
if(str)
snprint(buf, sizeof buf, "new %s", str);
else
strcpy(buf, "new");
return mount(fd, -1, "/dev", MBEFORE, buf);
}