tools/squashfs/patches/120-add-fixed-timestamp-support.patch

   1 --- a/squashfs-tools/mksquashfs.c
   2 +++ b/squashfs-tools/mksquashfs.c
   3 @@ -117,6 +117,9 @@ unsigned int inode_bytes = 0, inode_size
   4  char *data_cache = NULL;
   5  unsigned int cache_bytes = 0, cache_size = 0, inode_count = 0;
   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 @@ -1554,6 +1557,11 @@ void dir_scan(squashfs_inode *inode, cha
  14                 perror(buffer);
  15                 return;
  16         }
  17 +
  18 +       /* override timestamp of lstat if fixed_time is given */
  19 +       if(fixed_time != -1)
  20 +               inode_info->buf.st_mtime = fixed_time;
  21 +
  22         if(sorted)
  23                 sort_files_and_write(dir_info);
  24         dir_scan2(inode, dir_info);
  25 @@ -1582,6 +1590,10 @@ struct dir_info *dir_scan1(char *pathnam
  26                         perror(buffer);
  27                         continue;
  28                 }
  29 +
  30 +               if(fixed_time != -1)
  31 +                       buf.st_mtime = fixed_time;
  32 +
  33                 if(excluded(filename, &buf))
  34                         continue;
  35
  36 @@ -1621,6 +1633,9 @@ int dir_scan2(squashfs_inode *inode, str
  37                 char *dir_name = dir_ent->name;
  38                 unsigned int inode_number = ((buf->st_mode & S_IFMT) == S_IFDIR) ? dir_ent->inode->inode_number : dir_ent->inode->inode_number + dir_inode_no;
  39
  40 +               if(fixed_time != -1)
  41 +                       buf->st_mtime = fixed_time;
  42 +
  43                 if(dir_ent->inode->inode == SQUASHFS_INVALID_BLK) {
  44                         switch(buf->st_mode & S_IFMT) {
  45                                 case S_IFREG:
  46 @@ -1898,6 +1913,16 @@ int main(int argc, char *argv[])
  47                                         exit(1);
  48                                 }
  49                         }
  50 +               } else if(strcmp(argv[i], "-fixed-time") == 0) {
  51 +                       if(++i == argc) {
  52 +                               ERROR("%s: -fixed-time missing a timestamp\n", argv[0]);
  53 +                               exit(1);
  54 +                       }
  55 +                       fixed_time = strtoll(argv[i], &b, 10);
  56 +                       if(*b != '\0') {
  57 +                               ERROR("%s: -fixed-time has an invalid number\n", argv[0]);
  58 +                               exit(1);
  59 +                       }
  60                 } else if(strcmp(argv[i], "-noI") == 0 ||
  61                                 strcmp(argv[i], "-noInodeCompression") == 0)
  62                         noI = TRUE;
  63 @@ -1967,6 +1992,7 @@ printOptions:
  64                         ERROR("-all-root\t\tmake all files owned by root\n");
  65                         ERROR("-force-uid uid\t\tset all file uids to uid\n");
  66                         ERROR("-force-gid gid\t\tset all file gids to gid\n");
  67 +                       ERROR("-fixed-time timestamp\tset all timestamps to timestamp\n");
  68                         ERROR("-le\t\t\tcreate a little endian filesystem\n");
  69                         ERROR("-be\t\t\tcreate a big endian filesystem\n");
  70                         ERROR("-nopad\t\t\tdo not pad filesystem to a multiple of 4K\n");
  71 @@ -2190,7 +2216,7 @@ printOptions:
  72         sBlk.block_size = block_size;
  73         sBlk.block_log = block_log;
  74         sBlk.flags = SQUASHFS_MKFLAGS(noI, noD, check_data, noF, no_fragments, always_use_fragments, duplicate_checking);
  75 -       sBlk.mkfs_time = time(NULL);
  76 +       sBlk.mkfs_time = fixed_time != -1 ? fixed_time : time(NULL);
  77
  78  restore_filesystem:
  79         write_fragment();