/*
* Returns TRUE if a partition on the same disk is already being
* checked.
*/
static int device_already_active(char *device)
{
struct fsck_instance *inst;
char *base;
if (force_all_parallel)
return 0;
#ifdef BASE_MD
/* Don't check a soft raid disk with any other disk */
if (instance_list &&
(!strncmp(instance_list->device, BASE_MD, sizeof(BASE_MD)-1) ||
!strncmp(device, BASE_MD, sizeof(BASE_MD)-1)))
return 1;
#endif
base = base_device(device);
/*
* If we don't know the base device, assume that the device is
* already active if there are any fsck instances running.
*/
if (!base)
return (instance_list != 0);
for (inst = instance_list; inst; inst = inst->next) {
if (!inst->base_device || !strcmp(base, inst->base_device)) {
free(base);
return 1;
}
}
free(base);
return 0;
}
static int device_already_active(char *device)
{
struct fsck_instance *inst;
char *base;
if (force_all_parallel)
return 0;
#ifdef BASE_MD
if (instance_list &&
(!strncmp(instance_list->device, BASE_MD, sizeof(BASE_MD)-1) ||
!strncmp(device, BASE_MD, sizeof(BASE_MD)-1)))
return 1;
#endif
base = base_device(device);
if (!base)
return (instance_list != 0);
for (inst = instance_list; inst; inst = inst->next) {
if (!inst->base_device || !strcmp(base, inst->base_device)) {
free(base);
return 1;
}
}
free(base);
return 0;
}
int main(int argc, char** argv)
{
const char *base;
char buf[256], *cp;
while (1) {
if (fgets(buf, sizeof(buf), stdin) == NULL)
break;
cp = strchr(buf, '\n');
if (cp)
*cp = 0;
cp = strchr(buf, '\t');
if (cp)
*cp = 0;
base = base_device(buf);
printf("%s\t%s\n", buf, base ? base : "NONE");
}
exit(0);
}
/*
* Execute a particular fsck program, and link it into the list of
* child processes we are waiting for.
*/
static int execute(const char *type, const char *device, const char *mntpt,
int interactive)
{
char *s, *argv[80];
char *prog;
int argc, i;
struct fsck_instance *inst, *p;
pid_t pid;
inst = malloc(sizeof(struct fsck_instance));
if (!inst)
return ENOMEM;
memset(inst, 0, sizeof(struct fsck_instance));
prog = xasprintf("fsck.%s", type);
argv[0] = prog;
argc = 1;
for (i=0; i <num_args; i++)
argv[argc++] = string_copy(args[i]);
if (progress && !progress_active()) {
if ((strcmp(type, "ext2") == 0) ||
(strcmp(type, "ext3") == 0)) {
char tmp[80];
snprintf(tmp, 80, "-C%d", progress_fd);
argv[argc++] = string_copy(tmp);
inst->flags |= FLAG_PROGRESS;
}
}
argv[argc++] = string_copy(device);
argv[argc] = 0;
s = find_fsck(prog);
if (s == NULL) {
bb_error_msg("%s: not found", prog);
return ENOENT;
}
if (verbose || noexecute) {
printf("[%s (%d) -- %s] ", s, num_running,
mntpt ? mntpt : device);
for (i=0; i < argc; i++)
printf("%s ", argv[i]);
puts("");
}
/* Fork and execute the correct program. */
if (noexecute)
pid = -1;
else if ((pid = fork()) < 0) {
perror("fork");
return errno;
} else if (pid == 0) {
if (!interactive)
close(0);
(void) execv(s, argv);
bb_perror_msg_and_die("%s", argv[0]);
}
for (i = 1; i < argc; i++)
free(argv[i]);
free(s);
inst->pid = pid;
inst->prog = prog;
inst->type = string_copy(type);
inst->device = string_copy(device);
inst->base_device = base_device(device);
inst->start_time = time(0);
inst->next = NULL;
/*
* Find the end of the list, so we add the instance on at the end.
*/
for (p = instance_list; p && p->next; p = p->next);
if (p)
p->next = inst;
else
instance_list = inst;
return 0;
}
static int execute(const char *type, const char *device, const char *mntpt,
int interactive)
{
char *s, *argv[80], prog[80];
int argc, i;
struct fsck_instance *inst, *p;
pid_t pid;
inst = malloc(sizeof(struct fsck_instance));
if (!inst)
return ENOMEM;
memset(inst, 0, sizeof(struct fsck_instance));
sprintf(prog, "fsck.%s", type);
argv[0] = string_copy(prog);
argc = 1;
for (i=0; i <num_args; i++)
argv[argc++] = string_copy(args[i]);
if (progress) {
if ((strcmp(type, "ext2") == 0) ||
(strcmp(type, "ext3") == 0) ||
(strcmp(type, "ext4") == 0) ||
(strcmp(type, "ext4dev") == 0)) {
char tmp[80];
tmp[0] = 0;
if (!progress_active()) {
snprintf(tmp, 80, "-C%d", progress_fd);
inst->flags |= FLAG_PROGRESS;
} else if (progress_fd)
snprintf(tmp, 80, "-C%d", progress_fd * -1);
if (tmp[0])
argv[argc++] = string_copy(tmp);
}
}
argv[argc++] = string_copy(device);
argv[argc] = 0;
s = find_fsck(prog);
if (s == NULL) {
fprintf(stderr, _("fsck: %s: not found\n"), prog);
free(inst);
return ENOENT;
}
if (verbose || noexecute) {
printf("[%s (%d) -- %s] ", s, num_running,
mntpt ? mntpt : device);
for (i=0; i < argc; i++)
printf("%s ", argv[i]);
printf("\n");
}
if (noexecute)
pid = -1;
else if ((pid = fork()) < 0) {
perror("fork");
free(inst);
return errno;
} else if (pid == 0) {
if (!interactive)
close(0);
(void) execv(s, argv);
perror(argv[0]);
free(inst);
exit(EXIT_ERROR);
}
for (i=0; i < argc; i++)
free(argv[i]);
inst->pid = pid;
inst->prog = string_copy(prog);
inst->type = string_copy(type);
inst->device = string_copy(device);
inst->base_device = base_device(device);
inst->start_time = time(0);
inst->next = NULL;
for (p = instance_list; p && p->next; p = p->next);
if (p)
p->next = inst;
else
instance_list = inst;
return 0;
}
