1 #include "common.h" 2 #include <auth.h> 3 #include <ndb.h> 4 5 /* 6 * become powerless user 7 */ 8 int become(char ** cmd,char * who)9become(char **cmd, char *who) 10 { 11 int fd; 12 13 USED(cmd); 14 if(strcmp(who, "none") == 0) { 15 fd = open("#c/user", OWRITE); 16 if(fd < 0 || write(fd, "none", strlen("none")) < 0) { 17 werrstr("can't become none"); 18 return -1; 19 } 20 close(fd); 21 if(newns("none", 0)) { 22 werrstr("can't set new namespace"); 23 return -1; 24 } 25 } 26 return 0; 27 } 28 29