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fsck: remove a few statics
function old new delta kill_all_if_got_signal - 60 +60 notitle 1 - -1 doall 1 - -1 cancel_requested 1 - -1 num_devices 4 - -4 devices 4 - -4 signal_cancel 8 - -8 fsck_main 1893 1870 -23 kill_all_if_cancel_requested 60 - -60 ------------------------------------------------------------------------------ (add/remove: 1/7 grow/shrink: 0/1 up/down: 60/-102) Total: -42 bytes text data bss dec hex filename 824205 458 6956 831619 cb083 busybox_old 824174 458 6948 831580 cb05c busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
parent
c541a8955d
commit
6683745bf7
@ -103,9 +103,7 @@ static const char really_wanted[] ALIGN1 =
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#define BASE_MD "/dev/md"
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static char **devices;
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static char **args;
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static int num_devices;
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static int num_args;
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static int verbose;
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@ -116,13 +114,10 @@ static char **fs_type_list;
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static uint8_t *fs_type_flag;
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static smallint fs_type_negated;
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static volatile smallint cancel_requested;
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static smallint doall;
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static smallint noexecute;
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static smallint serialize;
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static smallint skip_root;
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/* static smallint like_mount; */
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static smallint notitle;
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static smallint parallel_root;
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static smallint force_all_parallel;
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@ -353,13 +348,13 @@ static int progress_active(void)
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/*
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* Send a signal to all outstanding fsck child processes
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*/
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static void kill_all_if_cancel_requested(void)
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static void kill_all_if_got_signal(void)
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{
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static smallint kill_sent;
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struct fsck_instance *inst;
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if (!cancel_requested || kill_sent)
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if (!bb_got_signal || kill_sent)
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return;
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for (inst = instance_list; inst; inst = inst->next) {
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@ -388,7 +383,7 @@ static int wait_one(int flags)
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while (1) {
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pid = waitpid(-1, &status, flags);
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kill_all_if_cancel_requested();
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kill_all_if_got_signal();
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if (pid == 0) /* flags == WNOHANG and no children exited */
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return -1;
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if (pid < 0) {
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@ -788,7 +783,7 @@ static int check_all(void)
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pass_done = 1;
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for (fs = filesys_info; fs; fs = fs->next) {
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if (cancel_requested)
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if (bb_got_signal)
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break;
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if (fs->flags & FLAG_DONE)
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continue;
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@ -828,7 +823,7 @@ static int check_all(void)
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break;
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}
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}
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if (cancel_requested)
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if (bb_got_signal)
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break;
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if (verbose > 1)
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printf("--waiting-- (pass %d)\n", passno);
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@ -841,7 +836,7 @@ static int check_all(void)
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} else
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not_done_yet = 1;
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}
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kill_all_if_cancel_requested();
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kill_all_if_got_signal();
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status |= wait_many(FLAG_WAIT_ATLEAST_ONE);
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return status;
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}
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@ -904,22 +899,39 @@ static void compile_fs_type(char *fs_type)
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}
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}
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static void parse_args(char **argv)
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int fsck_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int fsck_main(int argc UNUSED_PARAM, char **argv)
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{
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int i, j;
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char *arg, *tmp;
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char *options;
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int optpos;
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int opts_for_fsck = 0;
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int i, status;
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/*int interactive;*/
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struct fs_info *fs;
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const char *fstab;
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char *tmp;
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char **devices;
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int num_devices;
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smallint opts_for_fsck;
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smallint doall;
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smallint notitle;
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/* in bss, so already zeroed
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/* we want wait() to be interruptible */
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signal_no_SA_RESTART_empty_mask(SIGINT, record_signo);
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signal_no_SA_RESTART_empty_mask(SIGTERM, record_signo);
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setbuf(stdout, NULL);
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opts_for_fsck = doall = notitle = 0;
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devices = NULL;
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num_devices = 0;
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/* in bss, so already zeroed
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args = NULL;
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num_args = 0;
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instance_list = NULL;
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*/
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for (i = 1; argv[i]; i++) {
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arg = argv[i];
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while (*++argv) {
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int j;
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int optpos;
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char *options;
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char *arg = *argv;
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/* "/dev/blk" or "/path" or "UUID=xxx" or "LABEL=xxx" */
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if ((arg[0] == '/' && !opts_for_fsck) || strchr(arg, '=')) {
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@ -927,13 +939,13 @@ static void parse_args(char **argv)
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// "/path", "UUID=xxx" or "LABEL=xxx" into block device name
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// ("UUID=xxx"/"LABEL=xxx" can probably shifted to fsck.auto duties)
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devices = xrealloc_vector(devices, 2, num_devices);
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devices[num_devices++] = xstrdup(arg);
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devices[num_devices++] = arg;
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continue;
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}
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if (arg[0] != '-' || opts_for_fsck) {
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args = xrealloc_vector(args, 2, num_args);
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args[num_args++] = xstrdup(arg);
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args[num_args++] = arg;
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continue;
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}
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@ -957,8 +969,9 @@ static void parse_args(char **argv)
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goto next_arg;
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}
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/* -C n */
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if (!argv[++i]) bb_show_usage();
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progress_fd = xatoi_u(argv[i]);
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if (!*++argv)
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bb_show_usage();
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progress_fd = xatoi_u(*argv);
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goto next_arg;
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#endif
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case 'V':
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@ -987,8 +1000,8 @@ static void parse_args(char **argv)
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bb_show_usage();
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if (arg[++j])
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tmp = &arg[j];
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else if (argv[++i])
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tmp = argv[i];
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else if (*++argv)
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tmp = *argv;
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else
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bb_show_usage();
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fstype = xstrdup(tmp);
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@ -1018,28 +1031,6 @@ static void parse_args(char **argv)
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tmp = getenv("FSCK_MAX_INST");
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if (tmp)
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max_running = xatoi(tmp);
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}
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static void signal_cancel(int sig UNUSED_PARAM)
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{
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cancel_requested = 1;
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}
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int fsck_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int fsck_main(int argc UNUSED_PARAM, char **argv)
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{
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int i, status;
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/*int interactive;*/
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const char *fstab;
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struct fs_info *fs;
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/* we want wait() to be interruptible */
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signal_no_SA_RESTART_empty_mask(SIGINT, signal_cancel);
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signal_no_SA_RESTART_empty_mask(SIGTERM, signal_cancel);
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setbuf(stdout, NULL);
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parse_args(argv);
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if (!notitle)
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puts("fsck (busybox "BB_VER", "BB_BT")");
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@ -1060,8 +1051,8 @@ int fsck_main(int argc UNUSED_PARAM, char **argv)
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status = 0;
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for (i = 0; i < num_devices; i++) {
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if (cancel_requested) {
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kill_all_if_cancel_requested();
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if (bb_got_signal) {
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kill_all_if_got_signal();
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break;
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}
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