int Scan_TreeAndIndex(char *pathname, Index *ind, Pathstore *store,int discardDups) {
const uint32_t MAXPATH = 1024;
if (Fileops_isfile(pathname)) {
return Scan_File(pathname, ind, store, discardDups);
}
// Not a file must be directory, process all entries in the directory
if (strlen(pathname) > MAXPATH-16) {
fprintf(stderr, "Too deep of directories %s\n", pathname);
return -1;
}
numdirs++;
int dirfd = Fileops_open(pathname);
if (dirfd < 0) {
fprintf(stderr, "Can't open pathname %s\n", pathname);
return -1;
}
if (pathname[1] == 0) {
// pathame == "/"
pathname++; // Delete extra / character
}
int ret;
while (1) {
struct direntv6 dirent;
ret = Fileops_read(dirfd, (char *)&dirent, sizeof(struct direntv6));
if (ret == 0) {
/* Done with directory */
break;
}
if (ret != sizeof(struct direntv6)) {
fprintf(stderr, "Error reading directory %s\n", pathname);
ret = -1;
break;
}
numdirents++;
char *n = dirent.d_name;
if (n[0] == '.') {
if ((n[1] == 0) || ((n[1] == '.') && (n[2] == 0))) {
/* Skip over "." and ".." */
continue;
}
}
char nextpath[MAXPATH];
sprintf(nextpath, "%s/%s",pathname, n);
Scan_TreeAndIndex(nextpath, ind, store, discardDups);
}
Fileops_close(dirfd);
return ret;
}
void
BuildDiskIndex(char *diskpath, int discardDups)
{
void *fshandle = Fileops_init(diskpath);
if (fshandle == NULL) {
fprintf(stderr, "Error initializing %s\n", diskpath);
exit(EXIT_FAILURE);
}
store = Pathstore_create(fshandle);
if (store == NULL) {
fprintf(stderr, "Can't create pathstore\n");
exit(EXIT_FAILURE);
}
//fprintf(stderr, "About to create index\n");
diskIndex = Index_Create();
//fprintf(stderr, "Index created\n");
if (diskIndex == NULL) {
fprintf(stderr, "Can't create index\n");
exit(EXIT_FAILURE);
}
//fprintf(stderr, "about to reach quietflag\n");
if (!quietFlag) {
printf("Starting index build ....");
}
int64_t startTime = Debug_GetTimeInMicrosecs();
//fprintf(stderr, "scanning tree\n");
int err = Scan_TreeAndIndex("/", diskIndex, store, discardDups);
//fprintf(stderr, "scanned tree\n");
if (err) {
fprintf(stderr, "Error creating index\n");
exit(EXIT_FAILURE);
}
int64_t endTime = Debug_GetTimeInMicrosecs();
if (!quietFlag) {
printf("\nIndex disk %s (latency %d) completed in %f seconds\n",
diskpath, diskLatency, (endTime - startTime)/1000000.0);
}
}
