gdb/

gdb/
	* linux-nat.c: Include cli/cli-utils.h.
	(enum info_proc_what): New.
	(linux_nat_info_proc_cmd): Rename to ...
	(linux_nat_info_proc_cmd_1): ... here.  Remove variables argv and all.
	New parameter what.  Initialize cmdline_f, cwd_f, exe_f, mappings_f,
	status_f and stat_f from WHAT.  Throw error on extra parameters.
	(linux_nat_info_proc_cmd, linux_nat_info_proc_cmd_mappings)
	(linux_nat_info_proc_cmd_stat, linux_nat_info_proc_cmd_status)
	(linux_nat_info_proc_cmd_cwd, linux_nat_info_proc_cmd_cmdline)
	(linux_nat_info_proc_cmd_exe, linux_nat_info_proc_cmd_all): New.
	(_initialize_linux_nat): New variable info_proc_cmdlist.  Install `info
	proc mappings', `info proc stat`, `info proc status', `info proc cwd',
	`info proc cmdline', `info proc exe' and `info proc all' as real
	subcommands of `info proc'.