src/patches/grub-0.97-nx-multiinstall.patch

   1 2006-03-09  Alexandre Oliva  <oliva@gnu.org>
   2
   3         * lib/builtins.c (install_blocklist_helper): Move static
   4         last_lenght...
   5         (install_func_context): ... here.
   6         (install_func): Reset it.
   7
   8 Index: grub-0.97/stage2/builtins.c
   9 ===================================================================
  10 --- grub-0.97.orig/stage2/builtins.c    2006-03-09 10:26:41.000000000 -0300
  11 +++ grub-0.97/stage2/builtins.c 2006-03-09 11:36:18.000000000 -0300
  12 @@ -1926,11 +1926,13 @@ static struct {
  13         int saved_sector;
  14         int installaddr;
  15         int installlist;
  16 +       int last_length;
  17         char *stage2_first_buffer;
  18  } install_func_context = {
  19         .saved_sector = 0,
  20         .installaddr = 0,
  21         .installlist = 0,
  22 +       .last_length = SECTOR_SIZE,
  23         .stage2_first_buffer = NULL,
  24  };
  25
  26 @@ -1960,19 +1962,19 @@ install_blocklist_helper (int sector, in
  27    int *installlist = &install_func_context.installlist;
  28    char **stage2_first_buffer = &install_func_context.stage2_first_buffer;
  29    /* Was the last sector full? */
  30 -  static int last_length = SECTOR_SIZE;
  31 +  int *last_length = &install_func_context.last_length;
  32
  33    if (debug)
  34      printf("[%d]", sector);
  35
  36 -  if (offset != 0 || last_length != SECTOR_SIZE)
  37 +  if (offset != 0 || *last_length != SECTOR_SIZE)
  38      {
  39        /* We found a non-sector-aligned data block. */
  40        errnum = ERR_UNALIGNED;
  41        return;
  42      }
  43
  44 -  last_length = length;
  45 +  *last_length = length;
  46
  47    if (*((unsigned long *) (*installlist - 4))
  48        + *((unsigned short *) *installlist) != sector
  49 @@ -2027,7 +2029,11 @@ install_func (char *arg, int flags)
  50    int is_open = 0;
  51    /* If LBA is forced?  */
  52    int is_force_lba = 0;
  53 +  int *last_length = &install_func_context.last_length;
  54
  55 +  /* Reset state.  */
  56 +  *last_length = SECTOR_SIZE;
  57 +
  58    *stage2_first_buffer = old_sect + SECTOR_SIZE;
  59  #ifdef GRUB_UTIL
  60    /* If the Stage 2 is in a partition mounted by an OS, this will store