diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/ifupdown.c | 88 |
1 files changed, 29 insertions, 59 deletions
diff --git a/networking/ifupdown.c b/networking/ifupdown.c index fa5bfe1..88bdc52 100644 --- a/networking/ifupdown.c +++ b/networking/ifupdown.c @@ -91,8 +91,21 @@ struct interfaces_file_t struct mapping_defn_t *mappings; }; -static char no_act = 0; -static char verbose = 0; +static unsigned option_mask; +#define OPTION_STR "anvf" USE_FEATURE_IFUPDOWN_MAPPING("m") "i:" +enum { + OPT_do_all = 0x1, + OPT_no_act = 0x2, + OPT_verbose = 0x4, + OPT_force = 0x8, + OPT_no_mappings = 0x10, +}; +#define DO_ALL (option_mask & OPT_do_all) +#define NO_ACT (option_mask & OPT_no_act) +#define VERBOSE (option_mask & OPT_verbose) +#define FORCE (option_mask & OPT_force) +#define NO_MAPPINGS (option_mask & OPT_no_mappings) + static char **__myenviron = NULL; #if ENABLE_FEATURE_IFUPDOWN_IPV4 || ENABLE_FEATURE_IFUPDOWN_IPV6 @@ -875,10 +888,10 @@ static void set_environ(struct interface_defn_t *iface, const char *mode) static int doit(char *str) { - if (verbose || no_act) { + if (option_mask & (OPT_no_act|OPT_verbose)) { printf("%s\n", str); } - if (!no_act) { + if (!(option_mask & OPT_no_act)) { pid_t child; int status; @@ -895,7 +908,7 @@ static int doit(char *str) return 0; } } - return (1); + return 1; } static int execute_all(struct interface_defn_t *ifd, const char *opt) @@ -1070,12 +1083,6 @@ int ifupdown_main(int argc, char **argv) llist_t *target_list = NULL; const char *interfaces = "/etc/network/interfaces"; const char *statefile = "/var/run/ifstate"; - -#ifdef CONFIG_FEATURE_IFUPDOWN_MAPPING - int run_mappings = 1; -#endif - int do_all = 0; - int force = 0; int any_failures = 0; int i; @@ -1087,48 +1094,11 @@ int ifupdown_main(int argc, char **argv) cmds = iface_down; } -#ifdef CONFIG_FEATURE_IFUPDOWN_MAPPING - while ((i = getopt(argc, argv, "i:hvnamf")) != -1) -#else - while ((i = getopt(argc, argv, "i:hvnaf")) != -1) -#endif - { - switch (i) { - case 'i': /* interfaces */ - interfaces = optarg; - break; - case 'v': /* verbose */ - verbose = 1; - break; - case 'a': /* all */ - do_all = 1; - break; - case 'n': /* no-act */ - no_act = 1; - break; -#ifdef CONFIG_FEATURE_IFUPDOWN_MAPPING - case 'm': /* no-mappings */ - run_mappings = 0; - break; -#endif - case 'f': /* force */ - force = 1; - break; - default: - bb_show_usage(); - break; - } - } - + option_mask = bb_getopt_ulflags(argc, argv, OPTION_STR, &interfaces); if (argc - optind > 0) { - if (do_all) { - bb_show_usage(); - } - } else { - if (!do_all) { - bb_show_usage(); - } - } + if (DO_ALL) bb_show_usage(); + } else + if (!DO_ALL) bb_show_usage(); debug_noise("reading %s file:\n", interfaces); defn = read_interfaces(interfaces); @@ -1139,7 +1109,7 @@ int ifupdown_main(int argc, char **argv) } /* Create a list of interfaces to work on */ - if (do_all) { + if (DO_ALL) { if (cmds == iface_up) { target_list = defn->autointerfaces; } else { @@ -1177,7 +1147,7 @@ int ifupdown_main(int argc, char **argv) liface = xstrdup(iface); } - if (!force) { + if (!FORCE) { const llist_t *iface_state = find_iface_state(state_list, iface); if (cmds == iface_up) { @@ -1196,7 +1166,7 @@ int ifupdown_main(int argc, char **argv) } #ifdef CONFIG_FEATURE_IFUPDOWN_MAPPING - if ((cmds == iface_up) && run_mappings) { + if ((cmds == iface_up) && !NO_MAPPINGS) { struct mapping_defn_t *currmap; for (currmap = defn->mappings; currmap; currmap = currmap->next) { @@ -1204,7 +1174,7 @@ int ifupdown_main(int argc, char **argv) for (i = 0; i < currmap->n_matches; i++) { if (fnmatch(currmap->match[i], liface, 0) != 0) continue; - if (verbose) { + if (VERBOSE) { printf("Running mapping script %s on %s\n", currmap->script, liface); } liface = run_mapping(iface, currmap); @@ -1240,11 +1210,11 @@ int ifupdown_main(int argc, char **argv) } iface_list = iface_list->link; } - if (verbose) { + if (VERBOSE) { printf("\n"); } - if (!okay && !force) { + if (!okay && !FORCE) { bb_error_msg("Ignoring unknown interface %s", liface); any_failures += 1; } else { @@ -1266,7 +1236,7 @@ int ifupdown_main(int argc, char **argv) } /* Actually write the new state */ - if (!no_act) { + if (!NO_ACT) { FILE *state_fp = NULL; state_fp = xfopen(statefile, "w"); |