tools/squashfs4/patches/200-add-fixed-timestamp-option.patch

   1 --- a/squashfs-tools/mksquashfs.c
   2 +++ b/squashfs-tools/mksquashfs.c
   3 @@ -175,6 +175,9 @@ unsigned int cache_bytes = 0, cache_size
   4  /* inode lookup table */
   5  squashfs_inode *inode_lookup_table = NULL;
   6
   7 +/* override all timestamps */
   8 +time_t fixed_time = -1;
   9 +
  10  /* in memory directory data */
  11  #define I_COUNT_SIZE           128
  12  #define DIR_ENTRIES            32
  13 @@ -2452,6 +2455,8 @@ again:
  14  restat:
  15         fstat(file, &buf2);
  16         close(file);
  17 +       if (fixed_time != -1)
  18 +               buf2.st_mtime = fixed_time;
  19         if(read_size != buf2.st_size) {
  20                 memcpy(buf, &buf2, sizeof(struct stat));
  21                 file_buffer->error = 2;
  22 @@ -3612,7 +3617,7 @@ void dir_scan(squashfs_inode *inode, cha
  23                 buf.st_mode = S_IRWXU | S_IRWXG | S_IRWXO | S_IFDIR;
  24                 buf.st_uid = getuid();
  25                 buf.st_gid = getgid();
  26 -               buf.st_mtime = time(NULL);
  27 +               buf.st_mtime = fixed_time != -1 ? fixed_time : time(NULL);
  28                 buf.st_dev = 0;
  29                 buf.st_ino = 0;
  30                 dir_ent->inode = lookup_inode(&buf);
  31 @@ -3623,6 +3628,8 @@ void dir_scan(squashfs_inode *inode, cha
  32                                 pathname, strerror(errno));
  33                         return;
  34                 }
  35 +               if(fixed_time != -1)
  36 +                       buf.st_mtime = fixed_time;
  37                 dir_ent->inode = lookup_inode(&buf);
  38         }
  39
  40 @@ -3677,6 +3684,8 @@ struct dir_info *dir_scan1(char *pathnam
  41                                 filename, strerror(errno));
  42                         continue;
  43                 }
  44 +               if(fixed_time != -1)
  45 +                       buf.st_mtime = fixed_time;
  46
  47                 if((buf.st_mode & S_IFMT) != S_IFREG &&
  48                         (buf.st_mode & S_IFMT) != S_IFDIR &&
  49 @@ -3795,7 +3804,7 @@ struct dir_info *dir_scan2(struct dir_in
  50                 buf.st_gid = pseudo_ent->dev->gid;
  51                 buf.st_rdev = makedev(pseudo_ent->dev->major,
  52                         pseudo_ent->dev->minor);
  53 -               buf.st_mtime = time(NULL);
  54 +               buf.st_mtime = fixed_time != -1 ? fixed_time : time(NULL);
  55                 buf.st_ino = pseudo_ino ++;
  56
  57                 if(pseudo_ent->dev->type == 'f') {
  58 @@ -4674,6 +4683,15 @@ int main(int argc, char *argv[])
  59                         progress = FALSE;
  60                 else if(strcmp(argv[i], "-no-exports") == 0)
  61                         exportable = FALSE;
  62 +               else if(strcmp(argv[i], "-fixed-time") == 0) {
  63 +                       if((++i == argc) || (fixed_time =
  64 +                                       strtoll(argv[i], &b, 10), *b != '\0')) {
  65 +                               ERROR("%s: -fixed-time missing or invalid "
  66 +                                       "timestamp\n", argv[0]);
  67 +
  68 +                               exit(1);
  69 +                       }
  70 +               }
  71                 else if(strcmp(argv[i], "-processors") == 0) {
  72                         if((++i == argc) || (processors =
  73                                         strtol(argv[i], &b, 10), *b != '\0')) {
  74 @@ -5314,7 +5332,7 @@ printOptions:
  75         sBlk.flags = SQUASHFS_MKFLAGS(noI, noD, noF, noX, no_fragments,
  76                 always_use_fragments, duplicate_checking, exportable,
  77                 no_xattrs, comp_opts);
  78 -       sBlk.mkfs_time = time(NULL);
  79 +       sBlk.mkfs_time = fixed_time != -1 ? fixed_time : time(NULL);
  80
  81  restore_filesystem:
  82         if(progress && estimated_uncompressed) {