* fs/hfs.c: Include <grub/hfs.h>. Added reference to the official
documentation.
(GRUB_HFS_EMBED_HFSPLUS_SIG): New macro.
(grub_hfs_mount): Grammar fix in error. Make sure this is not an
embedded HFS+ filesystem.
(GRUB_HFS_MAGIC, grub_hfs_extent, grub_hfs_datarecord_t)
(grub_hfs_sblock): Move from here...
* include/grub/hfs.h: To here... New file.
* fs/hfsplus.c: Include <grub/hfs.h>. Added reference to the official
documentation.
(GRUB_HFSPLUS_MAGIC, GRUB_HFSPLUSX_MAGIC, GRUB_HFSPLUS_SBLOCK):
New macros.
(grub_hfsplus_volheader): Change type of member `magic' to
`grub_uint16_t'.
(grub_hfsplus_data): Add new member `embedded_offset'.
(grub_hfsplus_read_block): Add the HFS+ wrapper offset to the
returned block.
(grub_hfsplus_mount): Read the HFS+ wrapper if it exists.
Calculate the offset.
* commands/boot.c (grub_boot_init) [GRUB_UTIL]: Make conditional.
(grub_boot_fini) [GRUB_UTIL]: Likewise.
(GRUB_MOD_INIT) [!GRUB_UTIL]: Likewise.
(GRUB_MOD_FINI) [!GRUB_UTIL]: Likewise.
* fs/hfs.c (grub_hfs_find_node): Add a prototype for `node_found'.
(grub_hfs_iterate_dir): Make the function static. Add prototypes
for `node_found' and `it_dir'.
(grub_hfs_dir): Add prototype for `dir_hook'.
* fs/minix.c (grub_minix_get_file_block): Add prototype for
`grub_get_indir'. Rename `indir' in two blocks to `indir16'
and `indir32' to silence a gcc warning.
* include/grub/fs.h (grub_hfs_init): New prototype.
(grub_hfs_fini): Likewise.
