plan9port

fork of plan9port with libvec, libstr and libsdb
Log | Files | Refs | README | LICENSE

newwindow.c (423B)

      1 #include <u.h>
      2 #include <libc.h>
      3 #include <draw.h>
      4 
      5 /* Connect us to new window, if possible */
      6 int
      7 newwindow(char *str)
      8 {
      9 	int fd;
     10 	char *wsys;
     11 	char buf[256];
     12 
     13 	wsys = getenv("wsys");
     14 	if(wsys == nil)
     15 		return -1;
     16 	fd = open(wsys, ORDWR);
     17 	free(wsys);
     18 	if(fd < 0)
     19 		return -1;
     20 	rfork(RFNAMEG);
     21 	if(str)
     22 		snprint(buf, sizeof buf, "new %s", str);
     23 	else
     24 		strcpy(buf, "new");
     25 	return mount(fd, -1, "/dev", MBEFORE, buf);
     26 }