/* Store at most BUFLEN characters of the pathname of the terminal FD is open on in BUF. Return 0 on success, -1 otherwise. */ int __ttyname_r (int fd, char *buf, size_t buflen) { error_t err; char nodename[1024]; /* XXX */ size_t len; nodename[0] = '\0'; if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename))) { if (err == MIG_BAD_ID || err == EOPNOTSUPP) err = ENOTTY; return __hurd_dfail (fd, err), errno; } len = strlen (nodename) + 1; if (len > buflen) { errno = ERANGE; return errno; } memcpy (buf, nodename, len); return 0; }
/* Return the pathname of the terminal FD is open on, or NULL on errors. The returned storage is good only until the next call to this function. */ char * ttyname (int fd) { error_t err; static char nodename[1024]; /* XXX */ nodename[0] = '\0'; if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename))) return __hurd_dfail (fd, err), NULL; return nodename; }
/* Return the pathname of the terminal FD is open on, or NULL on errors. The returned storage is good only until the next call to this function. */ char * ttyname (int fd) { error_t err; static char nodename[1024]; /* XXX */ nodename[0] = '\0'; if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename))) { if (err == MIG_BAD_ID || err == EOPNOTSUPP) err = ENOTTY; return __hurd_dfail (fd, err), NULL; } return nodename; }
/* Store at most BUFLEN characters of the pathname of the terminal FD is open on in BUF. Return 0 on success, -1 otherwise. */ int __ttyname_r (int fd, char *buf, size_t buflen) { error_t err; char nodename[1024]; /* XXX */ size_t len; nodename[0] = '\0'; if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename))) return __hurd_dfail (fd, err), -1; len = strlen (nodename) + 1; if (len > buflen) { errno = EINVAL; return -1; } memcpy (buf, nodename, len); return 0; }