Dispose of ash.

We haven't used ash for several releases. Remove ash and its
companion liblinenoise.

I've left the support for an alternative shell here for now,
but we can move that out to external/mksh later if we want.
(For now this seemed like a somewhat useful signpost to the real shell.)

Change-Id: I634c7969f6cbe375a2bc56fc1077e64888380f3d

1 files changed, 0 insertions, 131 deletions

diff --git a/sh/options.h b/sh/options.h
deleted file mode 100644
index 4cc7dbe..0000000
--- a/sh/options.h
+++ /dev/null
@@ -1,131 +0,0 @@
-/*	$NetBSD: options.h,v 1.17 2003/08/07 09:05:36 agc Exp $	*/
-
-/*-
- * Copyright (c) 1991, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Kenneth Almquist.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)options.h	8.2 (Berkeley) 5/4/95
- */
-
-struct shparam {
-	int nparam;		/* # of positional parameters (without $0) */
-	unsigned char malloc;	/* if parameter list dynamically allocated */
-	unsigned char reset;	/* if getopts has been reset */
-	char **p;		/* parameter list */
-	char **optnext;		/* next parameter to be processed by getopts */
-	char *optptr;		/* used by getopts */
-};
-
-
-struct optent {
-	const char *name;		/* for set -o <name> */
-	const char letter;		/* set [+/-]<letter> and $- */
-	const char opt_set;		/* mutually exclusive option set */
-	char val;			/* value of <letter>flag */
-};
-
-/* Those marked [U] are required by posix, but have no effect! */
-
-#ifdef DEFINE_OPTIONS
-#define DEF_OPTS(name, letter, opt_set) {name, letter, opt_set, 0},
-struct optent optlist[] = {
-#else
-#define DEF_OPTS(name, letter, opt_set)
-#endif
-#define DEF_OPT(name,letter) DEF_OPTS(name, letter, 0)
-
-DEF_OPT( "errexit",	'e' )	/* exit on error */
-#define eflag optlist[0].val
-DEF_OPT( "noglob",	'f' )	/* no pathname expansion */
-#define fflag optlist[1].val
-DEF_OPT( "ignoreeof",	'I' )	/* do not exit on EOF */
-#define Iflag optlist[2].val
-DEF_OPT( "interactive",'i' )	/* interactive shell */
-#define iflag optlist[3].val
-DEF_OPT( "monitor",	'm' )	/* job control */
-#define mflag optlist[4].val
-DEF_OPT( "noexec",	'n' )	/* [U] do not exec commands */
-#define nflag optlist[5].val
-DEF_OPT( "stdin",	's' )	/* read from stdin */
-#define sflag optlist[6].val
-DEF_OPT( "xtrace",	'x' )	/* trace after expansion */
-#define xflag optlist[7].val
-DEF_OPT( "verbose",	'v' )	/* trace read input */
-#define vflag optlist[8].val
-DEF_OPTS( "vi",		'V', 'V' )	/* vi style editing */
-#define Vflag optlist[9].val
-DEF_OPTS( "emacs",	'E', 'V' )	/* emacs style editing */
-#define	Eflag optlist[10].val
-DEF_OPT( "noclobber",	'C' )	/* do not overwrite files with > */
-#define	Cflag optlist[11].val
-DEF_OPT( "allexport",	'a' )	/* export all variables */
-#define	aflag optlist[12].val
-DEF_OPT( "notify",	'b' )	/* [U] report completion of background jobs */
-#define	bflag optlist[13].val
-DEF_OPT( "nounset",	'u' )	/* error expansion of unset variables */
-#define	uflag optlist[14].val
-DEF_OPT( "quietprofile", 'q' )
-#define	qflag optlist[15].val
-DEF_OPT( "nolog",	0 )	/* [U] no functon defs in command history */
-#define	nolog optlist[16].val
-DEF_OPT( "cdprint",	0 )	/* always print result of cd */
-#define	cdprint optlist[17].val
-#ifdef DEBUG
-DEF_OPT( "debug",	0 )	/* enable debug prints */
-#define	debug optlist[18].val
-#endif
-
-#ifdef DEFINE_OPTIONS
-	{ 0, 0, 0, 0 },
-};
-#define NOPTS (sizeof optlist / sizeof optlist[0] - 1)
-int sizeof_optlist = sizeof optlist;
-#else
-extern struct optent optlist[];
-extern int sizeof_optlist;
-#endif
-
-
-extern char *minusc;		/* argument to -c option */
-extern char *arg0;		/* $0 */
-extern struct shparam shellparam;  /* $@ */
-extern char **argptr;		/* argument list for builtin commands */
-extern char *optionarg;		/* set by nextopt */
-extern char *optptr;		/* used by nextopt */
-
-void procargs(int, char **);
-void optschanged(void);
-void setparam(char **);
-void freeparam(volatile struct shparam *);
-int shiftcmd(int, char **);
-int setcmd(int, char **);
-int getoptscmd(int, char **);
-int nextopt(const char *);
-void getoptsreset(const char *);