* gentpl.py (cmos): Add powerpc and sparc.
	* grub-core/Makefile.core.def (datetime): Add lib/ieee1275/cmos.c on
	powerpc and sparc.
	* grub-core/lib/cmos_datetime.c (grub_get_datetime)
	[__powerpc__ || __sparc__]: Rename to grub_get_datetime_cmos.
	(grub_set_datetime) [__powerpc__ || __sparc__]: Likewise to
	grub_set_datetime_cmos.
	* grub-core/lib/ieee1275/cmos.c: New file.
	* grub-core/lib/ieee1275/datetime.c (no_ieee1275_rtc): New vaiable.
	(find_rtc): Set no_ieee1275_rtc on error.
	(grub_get_datetime): Call grub_get_datetime_cmos on error.
	(grub_set_datetime): Call grub_set_datetime_cmos on error.
	* include/grub/cmos.h (grub_cmos_read): Return grub_err_t since it may
	fail. Move value to argument. All users updated
	(grub_cmos_write): Likewise.
	(grub_cmos_read) [__powerpc__ || __sparc__]: Rewritten.
	(grub_cmos_write) [__powerpc__ || __sparc__]: Likewise.
	* include/grub/datetime.h [__powerpc__ || __sparc__]: Declare
	grub_get_datetime_cmos and grub_set_datetime_cmos.

	guidelines.

	* grub-core/kern/dl.c (grub_dl_check_license): New function.
	(grub_dl_load_core): Use grub_dl_check_license.
	* include/grub/dl.h (GRUB_MOD_SECTION): New macro.
	(GRUB_MOD_LICENSE): Likewise.
	(GRUB_MOD_DUAL_LICENSE): Likewise.
	All modules updated.

	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	

	* conf/i386-pc.rmk (pkglib_MODULES): Add datetime.mod, date.mod
	and datehook.mod.
	(datetime_mod_SOURCES): New macro.
	(datetime_mod_CFLAGS): Likewise.
	(datetime_mod_LDFLAGS): Likewise.
	(date_mod_SOURCES): Likewise.
	(date_mod_CFLAGS): Likewise.
	(date_mod_LDFLAGS): Likewise.
	(datehook_mod_SOURCES): Likewise.
	(datehook_mod_CFLAGS): Likewise.
	(datehook_mod_LDFLAGS): Likewise.

	* conf/i386-coreboot.rmk (pkglib_MODULES): Add datetime.mod, date.mod
	and datehook.mod.
	(datetime_mod_SOURCES): New macro.
	(datetime_mod_CFLAGS): Likewise.
	(datetime_mod_LDFLAGS): Likewise.
	(date_mod_SOURCES): Likewise.
	(date_mod_CFLAGS): Likewise.
	(date_mod_LDFLAGS): Likewise.
	(datehook_mod_SOURCES): Likewise.
	(datehook_mod_CFLAGS): Likewise.
	(datehook_mod_LDFLAGS): Likewise.

	* conf/i386-ieee1275.rmk (pkglib_MODULES): Add datetime.mod, date.mod
	and datehook.mod.
	(datetime_mod_SOURCES): New macro.
	(datetime_mod_CFLAGS): Likewise.
	(datetime_mod_LDFLAGS): Likewise.
	(date_mod_SOURCES): Likewise.
	(date_mod_CFLAGS): Likewise.
	(date_mod_LDFLAGS): Likewise.
	(datehook_mod_SOURCES): Likewise.
	(datehook_mod_CFLAGS): Likewise.
	(datehook_mod_LDFLAGS): Likewise.

	* conf/i386-efi.rmk (pkglib_MODULES): Add datetime.mod, date.mod
	and datehook.mod.
	(datetime_mod_SOURCES): New macro.
	(datetime_mod_CFLAGS): Likewise.
	(datetime_mod_LDFLAGS): Likewise.
	(date_mod_SOURCES): Likewise.
	(date_mod_CFLAGS): Likewise.
	(date_mod_LDFLAGS): Likewise.
	(datehook_mod_SOURCES): Likewise.
	(datehook_mod_CFLAGS): Likewise.
	(datehook_mod_LDFLAGS): Likewise.

	* conf/x86_64-efi.rmk (pkglib_MODULES): Add datetime.mod, date.mod
	and datehook.mod.
	(datetime_mod_SOURCES): New macro.
	(datetime_mod_CFLAGS): Likewise.
	(datetime_mod_LDFLAGS): Likewise.
	(date_mod_SOURCES): Likewise.
	(date_mod_CFLAGS): Likewise.
	(date_mod_LDFLAGS): Likewise.
	(datehook_mod_SOURCES): Likewise.
	(datehook_mod_CFLAGS): Likewise.
	(datehook_mod_LDFLAGS): Likewise.

	* kern/env.c (grub_env_insert): Fix a bug in prevp pointer.

	* commands/date.c: New file.

	* hook/datehook.c: Likewise.

	* include/grub/lib/datetime.h: Likewise.

	* include/grub/i386/cmos.h: Likewise.

	* lib/datetime.c: Likewise.

	* lib/i386/datetime.c: Likewise.

	* lib/efi/datetime.c: Likewise.