Support for mtime and further expandability of dir command
* include/grub/lib/datetime.h: moved to ...
* include/grub/datetime.h: ... moved here and added
declaration of grub_unixtime2datetime. All users updated
* include/grub/fs.h: new syntax for dir and mtime functionin
struct grub_fs
* include/grub/fshelp.h: new declarations of GRUB_FSHELP_TYPE_MASK
and GRUB_FSHELP_FLAGS_MASK
* commands/ls.c (grub_ls_list_files): Write mtime in long format
* fs/ext2.c (grub_ext2_dir): use new dir syntax and supply mtime
(grub_ext2_mtime): new function
* fs/hfsplus.c (grub_hfsplus_dir): use new dir syntax and supply mtime
(grub_hfsplus_mtime): new function
* fs/ufs.c (GRUB_UFS_ATTR_TYPE): new definition
(GRUB_UFS_ATTR_FILE): likewise
(GRUB_UFS_ATTR_LNK): likewise
(struct grub_ufs_sblock): new fields mtime
(grub_ufs_read_inode): new parameter to read inode to a separate buffer
all users updated
(grub_ufs_dir): mtime support
(grub_ufs_mtime): new function
* fs/affs.c (grub_affs_dir): use new dir syntax
* fs/afs.c (grub_afs_dir): likewise
* fs/cpio.c (grub_cpio_dir): likewise
* fs/fat.c (grub_fat_find_dir): likewise
* fs/hfs.c (grub_hfs_dir): likewise
* fs/iso9660.c (grub_iso9660_dir): likewise
* fs/jfs.c (grub_jfs_dir): likewise
* fs/minix.c (grub_minix_dir): likewise
* fs/ntfs.c (grub_ntfs_dir): likewise
* fs/reiserfs.c (grub_reiserfs_dir): likewise
* fs/sfs.c (grub_sfs_dir): likewise
* fs/xfs.c (grub_xfs_dir): likewise
* util/hostfs.c (grub_hostfs_dir): likewise
* lib/datetime.c: moved to ...
* normal/datetime.c: ... moved here
(grub_unixtime2datetime): new function
* kern/rescue.c (grub_rescue_print_files): use new dir syntax
* normal/completition.c (iterate_dir): use new dir syntax
* normal/misc.c (grub_normal_print_device_info): tell the
last modification time of a volume
* kern/fs.c (grub_fs_probe): updated dummy function to use new syntax
* conf/common.rmk: added lib/datetime.c to ls.mod
* conf/i386-coreboot.rmk (grub_emu_SOURCES): add normal/datetime.c
(normal_mod_SOURCES): likewise
(datetime_mod_SOURCES): Removed lib/datetime.c
* conf/i386-efi.rmk: likewise
* conf/i386-ieee1275.rmk: likewise
* conf/i386-pc.rmk: likewise
* conf/powerpc-ieee1275.rmk: likewise
* conf/sparc64-ieee1275.rmk: likewise
* conf/x86_64-efi.rmk: likewise
* configure.ac: Change host_os to cygwin for mingw.
(asprintf): New check for function.
* include/grub/symbol.h: Replace #ifndef __CYGWIN__ with
#if ! defined (__CYGWIN__) && ! defined (__MINGW32__).
* include/grub/util/misc.h: #include <config.h> and <grub/types.h>,
declear asprintf if HAVE_ASPRINTF is not set, declear fseeko, ftello,
sync, sleep and grub_util_get_disk_size for mingw.
* util/biosdisk.c (grub_util_biosdisk_open): Use grub_util_get_disk_size
to get size in mingw.
(open_device): Use flag O_BINARY if it's defined.
(find_root_device): Add dummy code for mingw.
* util/grub-mkdevicemap.c (get_floppy_disk_name): Return 0 for mingw.
(get_ide_disk_name): Return //./PHYSICALDRIVE%d for mingw.
(get_scsi_disk_name): Return 0 for mingw.
* util/hostfs.c: #include <grub/util/misc.h>.
(grub_hostfs_open): Use "rb" flag to open file, use
grub_util_get_disk_size to get disk size for mingw.
* util/misc.c: #include <windows.h> and <winioctl.h> in mingw.
(asprintf): New function if HAVE_ASPRINTF is not set.
(sync): New function for mingw.
(sleep): Likewise.
(grub_util_get_disk_size): Likewise.
