daemon: Make argp usage compatible with libc on GNU/Hurd.

* nix/nix-daemon/guix-daemon.cc (parse_opt): Cast return value to
  `error_t' for the sake of GNU/Hurd.
  Reported by Matthew Lien <bluet@bluet.org> at
  <http://lists.gnu.org/archive/html/bug-guix/2013-07/msg00002.html>.
This commit is contained in:
Ludovic Courtès 2013-07-04 22:46:26 +02:00
parent a1c39ede7d
commit 5363abb776
1 changed files with 2 additions and 2 deletions

View File

@ -171,10 +171,10 @@ parse_opt (int key, char *arg, struct argp_state *state)
settings.thisSystem = arg;
break;
default:
return ARGP_ERR_UNKNOWN;
return (error_t) ARGP_ERR_UNKNOWN;
}
return 0;
return (error_t) 0;
}
/* Argument parsing. */