Major rework of the directory structure and the entire build system.

 -Erik

7 files changed, 199 insertions, 105 deletions

diff --git a/shell/Makefile b/shell/Makefile
new file mode 100644
index 0000000..e022997
--- /dev/null
+++ b/shell/Makefile
@@ -0,0 +1,40 @@
+# Makefile for busybox
+#
+# Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+
+TOPDIR   :=..
+L_TARGET := shell.a
+EXTRA_CFLAGS = -DBB_VER='"$(VERSION)"' -DBB_BT='"$(BUILDTIME)"'
+
+obj-y           :=
+obj-n           :=
+obj-            :=
+
+obj-$(CONFIG_ASH)		+= ash.o
+obj-$(CONFIG_HUSH)		+= hush.o
+obj-$(CONFIG_LASH)		+= lash.o
+obj-$(CONFIG_MSH)		+= msh.o
+obj-$(CONFIG_FEATURE_COMMAND_EDITING)		+= cmdedit.o
+
+
+# Hand off to toplevel Rules.mak
+include $(TOPDIR)/Rules.mak
+
+clean:
+	rm -f $(L_TARGET) *.o core
+
diff --git a/shell/ash.c b/shell/ash.c
index 486386a..9cc2208 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -265,7 +265,7 @@ union align {
 #define ALIGN(nbytes)   (((nbytes) + sizeof(union align) - 1) & ~(sizeof(union align) - 1))
 #endif
 
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 #include <locale.h>
 static void change_lc_all(const char *value);
 static void change_lc_ctype(const char *value);
@@ -1218,7 +1218,7 @@ static struct var vpath;
 static struct var vps1;
 static struct var vps2;
 static struct var voptind;
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 static struct var vlc_all;
 static struct var vlc_ctype;
 #endif
@@ -1261,7 +1261,7 @@ static const struct varinit varinit[] = {
 	  NULL },
 	{ &voptind,     VSTRFIXED|VTEXTFIXED,           "OPTIND=1",
 	  getoptsreset },
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 	{ &vlc_all,     VSTRFIXED|VTEXTFIXED|VUNSET,    "LC_ALL=",
 	  change_lc_all },
 	{ &vlc_ctype,   VSTRFIXED|VTEXTFIXED|VUNSET,    "LC_CTYPE=",
@@ -1556,7 +1556,7 @@ static int hashcmd (int, char **);
 static int helpcmd (int, char **);
 static int jobscmd (int, char **);
 static int localcmd (int, char **);
-#ifndef BB_PWD
+#ifndef CONFIG_PWD
 static int pwdcmd (int, char **);
 #endif
 static int readcmd (int, char **);
@@ -1582,7 +1582,7 @@ static int typecmd (int, char **);
 static int getoptscmd (int, char **);
 #endif
 
-#ifndef BB_TRUE_FALSE
+#ifndef CONFIG_TRUE_FALSE
 static int true_main (int, char **);
 static int false_main (int, char **);
 #endif
@@ -1653,7 +1653,7 @@ static const struct builtincmd builtincmds[] = {
 	{ BUILTIN_REGULAR    "let", letcmd },
 #endif
 	{ BUILTIN_ASSIGN    "local", localcmd },
-#ifndef BB_PWD
+#ifndef CONFIG_PWD
 	{ BUILTIN_NOSPEC    "pwd", pwdcmd },
 #endif
 	{ BUILTIN_REGULAR   "read", readcmd },
@@ -1938,7 +1938,7 @@ updatepwd(const char *dir)
 }
 
 
-#ifndef BB_PWD
+#ifndef CONFIG_PWD
 static int
 pwdcmd(argc, argv)
 	int argc;
@@ -3182,7 +3182,7 @@ returncmd(argc, argv)
 }
 
 
-#ifndef BB_TRUE_FALSE
+#ifndef CONFIG_TRUE_FALSE
 static int
 false_main(argc, argv)
 	int argc;
@@ -3224,7 +3224,7 @@ setinteractive(int on)
 	is_interactive = on;
 	if (do_banner==0 && is_interactive) {
 		/* Looks like they want an interactive shell */
-#ifndef BB_FEATURE_SH_EXTRA_QUIET 
+#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET 
 		printf( "\n\n" BB_BANNER " Built-in shell (ash)\n");
 		printf( "Enter 'help' for a list of built-in commands.\n\n");
 #endif
@@ -3535,11 +3535,11 @@ tryexec(char *cmd, char **argv, char **envp)
 {
 	int e;
 
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	char *name = cmd;
 	char** argv_l=argv;
 	int argc_l;
-#ifdef BB_FEATURE_SH_APPLETS_ALWAYS_WIN
+#ifdef CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
 	name = get_last_path_component(name);
 #endif
 	argv_l=envp;
@@ -3766,7 +3766,7 @@ static int helpcmd(int argc, char** argv)
 			col = 0;
 		}
 	}
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	{
 		extern const struct BB_applet applets[];
 		extern const size_t NUM_APPLETS;
@@ -6023,7 +6023,7 @@ reset(void) {
  * This file implements the input routines used by the parser.
  */
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 static const char * cmdedit_prompt;
 static inline void putprompt(const char *s) {
     cmdedit_prompt = s;
@@ -6090,7 +6090,7 @@ preadfd(void)
     parsenextc = buf;
 
 retry:
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 	{
 	    if (!iflag || parsefile->fd)
 		    nr = safe_read(parsefile->fd, buf, BUFSIZ - 1);
@@ -7718,7 +7718,7 @@ ash_main(argc, argv)
 	EXECCMD = find_builtin("exec");
 	EVALCMD = find_builtin("eval");
 
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	unsetenv("PS1");
 	unsetenv("PS2");
 #endif
@@ -9331,7 +9331,7 @@ getoptsreset(const char *value)
 	shellparam.optoff = -1;
 }
 
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 static void change_lc_all(const char *value)
 {
 	if(value != 0 && *value != 0)
@@ -12730,7 +12730,7 @@ findvar(struct var **vpp, const char *name)
 /*
  * Copyright (c) 1999 Herbert Xu <herbert@debian.org>
  * This file contains code for the times builtin.
- * $Id: ash.c,v 1.28 2001/10/19 00:22:22 andersen Exp $
+ * $Id: ash.c,v 1.29 2001/10/24 05:00:16 andersen Exp $
  */
 static int timescmd (int argc, char **argv)
 {
diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 16ec2f8..d1b9111 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -43,7 +43,7 @@
 
 #include "busybox.h"
 
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 #define Isprint(c) isprint((c))
 #else
 #define Isprint(c) ( (c) >= ' ' && (c) != ((unsigned char)'\233') )
@@ -55,32 +55,32 @@
 
 #else
 
-#define BB_FEATURE_COMMAND_EDITING
-#define BB_FEATURE_COMMAND_TAB_COMPLETION
-#define BB_FEATURE_COMMAND_USERNAME_COMPLETION
-#define BB_FEATURE_NONPRINTABLE_INVERSE_PUT
-#define BB_FEATURE_CLEAN_UP
+#define CONFIG_FEATURE_COMMAND_EDITING
+#define CONFIG_FEATURE_COMMAND_TAB_COMPLETION
+#define CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
+#define CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
+#define CONFIG_FEATURE_CLEAN_UP
 
 #define D(x)  x
 
 #endif							/* TEST */
 
-#ifdef BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 #include <dirent.h>
 #include <sys/stat.h>
 #endif
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 
-#ifndef BB_FEATURE_COMMAND_TAB_COMPLETION
-#undef  BB_FEATURE_COMMAND_USERNAME_COMPLETION
+#ifndef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
+#undef  CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
 #endif
 
-#if defined(BB_FEATURE_COMMAND_USERNAME_COMPLETION) || defined(BB_FEATURE_SH_FANCY_PROMPT)
-#define BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#if defined(CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION) || defined(CONFIG_FEATURE_SH_FANCY_PROMPT)
+#define CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 #endif
 
-#ifdef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifdef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 #       ifndef TEST
 #               include "pwd_grp/pwd.h"
 #       else
@@ -136,33 +136,33 @@ static int cursor;		/* required global for signal handler */
 static int len;			/* --- "" - - "" - -"- --""-- --""--- */
 static char *command_ps;	/* --- "" - - "" - -"- --""-- --""--- */
 static
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	const
 #endif
 char *cmdedit_prompt;		/* --- "" - - "" - -"- --""-- --""--- */
 
-#ifdef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifdef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 static char *user_buf = "";
 static char *home_pwd_buf = "";
 static int my_euid;
 #endif
 
-#ifdef BB_FEATURE_SH_FANCY_PROMPT
+#ifdef CONFIG_FEATURE_SH_FANCY_PROMPT
 static char *hostname_buf = "";
 static int num_ok_lines = 1;
 #endif
 
 
-#ifdef  BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef  CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 
-#ifndef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifndef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 static int my_euid;
 #endif
 
 static int my_uid;
 static int my_gid;
 
-#endif	/* BB_FEATURE_COMMAND_TAB_COMPLETION */
+#endif	/* CONFIG_FEATURE_COMMAND_TAB_COMPLETION */
 
 /* It seems that libc5 doesn't know what a sighandler_t is... */
 #if (__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)
@@ -207,7 +207,7 @@ static void cmdedit_reset_term(void)
 		handlers_sets &= ~SET_WCHG_HANDLERS;
 	}
 	fflush(stdout);
-#ifdef BB_FEATURE_CLEAN_UP
+#ifdef CONFIG_FEATURE_CLEAN_UP
 	if (his_front) {
 		struct history *n;
 
@@ -230,7 +230,7 @@ static void cmdedit_set_out_char(int next_char)
 
 	if (c == 0)
 		c = ' ';	/* destroy end char? */
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 	if (!Isprint(c)) {	/* Inverse put non-printable characters */
 		if (c >= 128)
 			c -= 128;
@@ -321,7 +321,7 @@ static void put_prompt(void)
 	cmdedit_y = 0;                  /* new quasireal y */
 }
 
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 static void parse_prompt(const char *prmt_ptr)
 {
 	cmdedit_prompt = prmt_ptr;
@@ -359,7 +359,7 @@ static void parse_prompt(const char *prmt_ptr)
 				break;
 			  c = *prmt_ptr++;
 			  switch (c) {
-#ifdef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifdef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 			  case 'u':
 				pbuf = user_buf;
 				break;
@@ -382,7 +382,7 @@ static void parse_prompt(const char *prmt_ptr)
 			  case '$':
 				c = my_euid == 0 ? '#' : '$';
 				break;
-#ifdef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifdef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 			  case 'w':
 				pbuf = pwd_buf;
 				l = strlen(home_pwd_buf);
@@ -526,7 +526,7 @@ static void cmdedit_init(void)
 	}
 
 	if ((handlers_sets & SET_ATEXIT) == 0) {
-#ifdef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifdef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 		struct passwd *entry;
 
 		my_euid = geteuid();
@@ -537,20 +537,20 @@ static void cmdedit_init(void)
 		}
 #endif
 
-#ifdef  BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef  CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 
-#ifndef BB_FEATURE_GETUSERNAME_AND_HOMEDIR
+#ifndef CONFIG_FEATURE_GETUSERNAME_AND_HOMEDIR
 		my_euid = geteuid();
 #endif
 		my_uid = getuid();
 		my_gid = getgid();
-#endif	/* BB_FEATURE_COMMAND_TAB_COMPLETION */
+#endif	/* CONFIG_FEATURE_COMMAND_TAB_COMPLETION */
 		handlers_sets |= SET_ATEXIT;
 		atexit(cmdedit_reset_term);	/* be sure to do this only once */
 	}
 }
 
-#ifdef BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 
 static int is_execute(const struct stat *st)
 {
@@ -561,7 +561,7 @@ static int is_execute(const struct stat *st)
 	return FALSE;
 }
 
-#ifdef BB_FEATURE_COMMAND_USERNAME_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
 
 static char **username_tab_completion(char *ud, int *num_matches)
 {
@@ -623,7 +623,7 @@ static char **username_tab_completion(char *ud, int *num_matches)
 		return (matches);
 	}
 }
-#endif	/* BB_FEATURE_COMMAND_USERNAME_COMPLETION */
+#endif	/* CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION */
 
 enum {
 	FIND_EXE_ONLY = 0,
@@ -720,7 +720,7 @@ static char **exe_n_cwd_tab_completion(char *command, int *num_matches,
 		strcpy(dirbuf, command);
 		/* set dir only */
 		dirbuf[(pfind - command) + 1] = 0;
-#ifdef BB_FEATURE_COMMAND_USERNAME_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
 		if (dirbuf[0] == '~')	/* ~/... or ~user/... */
 			username_tab_completion(dirbuf, 0);
 #endif
@@ -826,12 +826,12 @@ static int find_match(char *matchBuf, int *len_with_quotes)
 			collapse_pos(j, j + 1);
 			int_buf[j] |= QUOT;
 			i++;
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 			if (matchBuf[i] == '\t')	/* algorithm equivalent */
 				int_buf[j] = ' ' | QUOT;
 #endif
 		}
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 		else if (matchBuf[i] == '\t')
 			int_buf[j] = ' ';
 #endif
@@ -1000,7 +1000,7 @@ static void input_tab(int *lastWasTab)
 		/* Free up any memory already allocated */
 		input_tab(0);
 
-#ifdef BB_FEATURE_COMMAND_USERNAME_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
 		/* If the word starts with `~' and there is no slash in the word,
 		 * then try completing this word as a username. */
 
@@ -1119,7 +1119,7 @@ static void input_tab(int *lastWasTab)
 		}
 	}
 }
-#endif	/* BB_FEATURE_COMMAND_TAB_COMPLETION */
+#endif	/* CONFIG_FEATURE_COMMAND_TAB_COMPLETION */
 
 static void get_previous_history(struct history **hp, struct history *p)
 {
@@ -1232,7 +1232,7 @@ int cmdedit_read_input(char *prompt, char command[BUFSIZ])
 			 * if the len=0 and no chars to delete */
 			if (len == 0) {
 prepare_to_die:
-#if !defined(BB_ASH)
+#if !defined(CONFIG_ASH)
 				printf("exit");
 				goto_new_line();
 				/* cmdedit_reset_term() called in atexit */
@@ -1259,7 +1259,7 @@ prepare_to_die:
 			input_backspace();
 			break;
 		case '\t':
-#ifdef BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 			input_tab(&lastWasTab);
 #endif
 			break;
@@ -1299,7 +1299,7 @@ prepare_to_die:
 					goto prepare_to_die;
 			}
 			switch (c) {
-#ifdef BB_FEATURE_COMMAND_TAB_COMPLETION
+#ifdef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
 			case '\t':			/* Alt-Tab */
 
 				input_tab(&lastWasTab);
@@ -1367,7 +1367,7 @@ prepare_to_die:
 		}
 
 		default:	/* If it's regular input, do the normal thing */
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 			/* Control-V -- Add non-printable symbol */
 			if (c == 22) {
 				if (safe_read(0, &c, 1) < 1)
@@ -1457,7 +1457,7 @@ prepare_to_die:
 				history_counter++;
 			}
 		}
-#if defined(BB_FEATURE_SH_FANCY_PROMPT)
+#if defined(CONFIG_FEATURE_SH_FANCY_PROMPT)
 		num_ok_lines++;
 #endif
 	}
@@ -1465,10 +1465,10 @@ prepare_to_die:
 	command[len++] = '\n';		/* set '\n' */
 	command[len] = 0;
 	}
-#if defined(BB_FEATURE_CLEAN_UP) && defined(BB_FEATURE_COMMAND_TAB_COMPLETION)
+#if defined(CONFIG_FEATURE_CLEAN_UP) && defined(CONFIG_FEATURE_COMMAND_TAB_COMPLETION)
 	input_tab(0);				/* strong free */
 #endif
-#if defined(BB_FEATURE_SH_FANCY_PROMPT)
+#if defined(CONFIG_FEATURE_SH_FANCY_PROMPT)
 	free(cmdedit_prompt);
 #endif
 	cmdedit_reset_term();
@@ -1477,7 +1477,7 @@ prepare_to_die:
 
 
 
-#endif	/* BB_FEATURE_COMMAND_EDITING */
+#endif	/* CONFIG_FEATURE_COMMAND_EDITING */
 
 
 #ifdef TEST
@@ -1485,7 +1485,7 @@ prepare_to_die:
 const char *applet_name = "debug stuff usage";
 const char *memory_exhausted = "Memory exhausted";
 
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 #include <locale.h>
 #endif
 
@@ -1493,7 +1493,7 @@ int main(int argc, char **argv)
 {
 	char buff[BUFSIZ];
 	char *prompt =
-#if defined(BB_FEATURE_SH_FANCY_PROMPT)
+#if defined(CONFIG_FEATURE_SH_FANCY_PROMPT)
 		"\\[\\033[32;1m\\]\\u@\\[\\x1b[33;1m\\]\\h:\
 \\[\\033[34;1m\\]\\w\\[\\033[35;1m\\] \
 \\!\\[\\e[36;1m\\]\\$ \\[\\E[0m\\]";
@@ -1501,7 +1501,7 @@ int main(int argc, char **argv)
 		"% ";
 #endif
 
-#ifdef BB_FEATURE_NONPRINTABLE_INVERSE_PUT
+#ifdef CONFIG_FEATURE_NONPRINTABLE_INVERSE_PUT
 	setlocale(LC_ALL, "");
 #endif
 	while(1) {
diff --git a/shell/config.in b/shell/config.in
new file mode 100644
index 0000000..e33669a
--- /dev/null
+++ b/shell/config.in
@@ -0,0 +1,51 @@
+#
+# For a description of the syntax of this configuration file,
+# see scripts/kbuild/config-language.txt.
+#
+
+mainmenu_option next_comment
+comment 'Bourne Shell'
+
+choice 'Choose your default shell' \
+    "ash                                    CONFIG_FEATURE_SH_IS_ASH  \
+    hush                                    CONFIG_FEATURE_SH_IS_HUSH \
+    lash                                    CONFIG_FEATURE_SH_IS_LASH \
+    msh                                     CONFIG_FEATURE_SH_IS_MSH  \
+    none                                    CONFIG_FEATURE_SH_IS_NONE"
+
+if [ "$CONFIG_FEATURE_SH_IS_ASH" = "y" ] ; then
+	define_bool CONFIG_ASH	y
+else
+	bool 'ash'	    CONFIG_ASH
+fi
+
+if [ "$CONFIG_FEATURE_SH_IS_HUSH" = "y" ] ; then
+	define_bool CONFIG_HUSH	y
+else
+	bool 'hush'	    CONFIG_HUSH
+fi
+
+if [ "$CONFIG_FEATURE_SH_IS_LASH" = "y" ] ; then
+	define_bool CONFIG_LASH	y
+else
+	bool 'lash'	    CONFIG_LASH
+fi
+
+if [ "$CONFIG_FEATURE_SH_IS_MSH" = "y" ] ; then
+	define_bool CONFIG_MSH	y
+else
+	bool 'msh'	    CONFIG_MSH
+fi
+
+
+comment 'Bourne Shell Options'
+bool 'command line editing'		CONFIG_FEATURE_COMMAND_EDITING
+bool 'tab completion'			CONFIG_FEATURE_COMMAND_TAB_COMPLETION
+bool 'username completion'		CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
+bool 'Standalone shell'			CONFIG_FEATURE_SH_STANDALONE_SHELL
+bool 'Standalone shell -- applets always win'	CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
+bool 'Fancy shell prompts'	CONFIG_FEATURE_SH_FANCY_PROMPT
+bool 'Hide message on interactive shell startup'	CONFIG_FEATURE_SH_EXTRA_QUIET
+
+endmenu
+
diff --git a/shell/hush.c b/shell/hush.c
index cb0e6e9..d37842b 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -113,7 +113,8 @@
 #define applet_name "hush"
 #include "standalone.h"
 #define hush_main main
-#undef BB_FEATURE_SH_FANCY_PROMPT
+#undef CONFIG_FEATURE_SH_FANCY_PROMPT
+#define BB_BANNER
 #endif
 
 typedef enum {
@@ -836,7 +837,7 @@ static int static_peek(struct in_str *i)
 
 static inline void cmdedit_set_initial_prompt(void)
 {
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	PS1 = NULL;
 #else
 	PS1 = getenv("PS1");
@@ -848,7 +849,7 @@ static inline void cmdedit_set_initial_prompt(void)
 static inline void setup_prompt_string(int promptmode, char **prompt_str)
 {
 	debug_printf("setup_prompt_string %d ",promptmode);
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	/* Set up the prompt */
 	if (promptmode == 1) {
 		if (PS1)
@@ -871,7 +872,7 @@ static void get_user_input(struct in_str *i)
 	static char the_command[BUFSIZ];
 
 	setup_prompt_string(i->promptmode, &prompt_str);
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 	/*
 	 ** enable command line editing only while a command line
 	 ** is actually being read; otherwise, we'll end up bequeathing
@@ -1085,18 +1086,18 @@ static void pseudo_exec(struct child_prog *child)
 		 * really dislike relying on /proc for things.  We could exec ourself
 		 * from global_argv[0], but if we are in a chroot, we may not be able
 		 * to find ourself... */ 
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 		{
 			int argc_l;
 			char** argv_l=child->argv;
 			char *name = child->argv[0];
 
-#ifdef BB_FEATURE_SH_APPLETS_ALWAYS_WIN
+#ifdef CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
 			/* Following discussions from November 2000 on the busybox mailing
 			 * list, the default configuration, (without
 			 * get_last_path_component()) lets the user force use of an
 			 * external command by specifying the full (with slashes) filename.
-			 * If you enable BB_FEATURE_SH_APPLETS_ALWAYS_WIN, then applets
+			 * If you enable CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN, then applets
 			 * _aways_ override external commands, so if you want to run
 			 * /bin/cat, it will use BusyBox cat even if /bin/cat exists on the
 			 * filesystem and is _not_ busybox.  Some systems may want this,
@@ -2586,7 +2587,7 @@ int hush_main(int argc, char **argv)
 
 	/* Initialize some more globals to non-zero values */
 	set_cwd();
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 	cmdedit_set_initial_prompt();
 #else
 	PS1 = NULL;
@@ -2655,7 +2656,7 @@ int hush_main(int argc, char **argv)
 	debug_printf("\ninteractive=%d\n", interactive);
 	if (interactive) {
 		/* Looks like they want an interactive shell */
-#ifndef BB_FEATURE_SH_EXTRA_QUIET 
+#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET 
 		printf( "\n\n" BB_BANNER " hush - the humble shell v0.01 (testing)\n");
 		printf( "Enter 'help' for a list of built-in commands.\n\n");
 #endif
@@ -2673,7 +2674,7 @@ int hush_main(int argc, char **argv)
 	input = xfopen(argv[optind], "r");
 	opt = parse_file_outer(input);
 
-#ifdef BB_FEATURE_CLEAN_UP
+#ifdef CONFIG_FEATURE_CLEAN_UP
 	fclose(input);
 	if (cwd && cwd != unknown)
 		free((char*)cwd);
diff --git a/shell/lash.c b/shell/lash.c
index ffdec87..004d949 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -2,8 +2,8 @@
 /*
  * lash -- the BusyBox Lame-Ass SHell
  *
- * Copyright (C) 1999,2000,2001 by Lineo, inc.
- * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
+ * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen
+ * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
  *
  * Based in part on ladsh.c by Michael K. Johnson and Erik W. Troan, which is
  * under the following liberal license: "We have placed this source code in the
@@ -25,8 +25,10 @@
  *
  */
 
-/* This shell's parsing engine is officially at a dead-end.
- * Future work shell work should be done using hush.c
+/* This shell's parsing engine is officially at a dead-end.  Future
+ * work shell work should be done using hush, msh, or ash.  This is
+ * still a very useful, small shell -- it just don't need any more
+ * features beyond what it already has...
  */
 
 //For debugging/development on the shell only...
@@ -48,7 +50,7 @@
 #include "busybox.h"
 #include "cmdedit.h"
 
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 #include <locale.h>
 #endif
 
@@ -390,12 +392,12 @@ static int builtin_export(struct child_prog *child)
 	res = putenv(v);
 	if (res)
 		fprintf(stderr, "export: %m\n");
-#ifdef BB_FEATURE_SH_FANCY_PROMPT
+#ifdef CONFIG_FEATURE_SH_FANCY_PROMPT
 	if (strncmp(v, "PS1=", 4)==0)
 		PS1 = getenv("PS1");
 #endif
 
-#ifdef BB_LOCALE_SUPPORT
+#ifdef CONFIG_LOCALE_SUPPORT
 	if(strncmp(v, "LC_ALL=", 7)==0)
 		setlocale(LC_ALL, getenv("LC_ALL"));
 	if(strncmp(v, "LC_CTYPE=", 9)==0)
@@ -661,7 +663,7 @@ static void restore_redirects(int squirrel[])
 
 static inline void cmdedit_set_initial_prompt(void)
 {
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	PS1 = NULL;
 #else
 	PS1 = getenv("PS1");
@@ -672,7 +674,7 @@ static inline void cmdedit_set_initial_prompt(void)
 
 static inline void setup_prompt_string(char **prompt_str)
 {
-#ifndef BB_FEATURE_SH_FANCY_PROMPT
+#ifndef CONFIG_FEATURE_SH_FANCY_PROMPT
 	/* Set up the prompt */
 	if (shell_context == 0) {
 		if (PS1)
@@ -706,7 +708,7 @@ static int get_command(FILE * source, char *command)
 	if (source == stdin) {
 		setup_prompt_string(&prompt_str);
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 		/*
 		** enable command line editing only while a command line
 		** is actually being read; otherwise, we'll end up bequeathing
@@ -1201,7 +1203,7 @@ static int parse_command(char **command_ptr, struct job *job, int *inbg)
 static int pseudo_exec(struct child_prog *child)
 {
 	struct built_in_command *x;
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	char *name;
 #endif
 
@@ -1223,7 +1225,7 @@ static int pseudo_exec(struct child_prog *child)
 			exit (x->function(child));
 		}
 	}
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	/* Check if the command matches any busybox internal
 	 * commands ("applets") here.  Following discussions from
 	 * November 2000 on busybox@opensource.lineo.com, don't use
@@ -1237,8 +1239,8 @@ static int pseudo_exec(struct child_prog *child)
 	 */
 	name = child->argv[0];
 
-#ifdef BB_FEATURE_SH_APPLETS_ALWAYS_WIN
-	/* If you enable BB_FEATURE_SH_APPLETS_ALWAYS_WIN, then
+#ifdef CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
+	/* If you enable CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN, then
 	 * if you run /bin/cat, it will use BusyBox cat even if 
 	 * /bin/cat exists on the filesystem and is _not_ busybox.
 	 * Some systems want this, others do not.  Choose wisely.  :-)
@@ -1504,7 +1506,7 @@ static int busy_loop(FILE * input)
 }
 
 
-#ifdef BB_FEATURE_CLEAN_UP
+#ifdef CONFIG_FEATURE_CLEAN_UP
 void free_memory(void)
 {
 	if (cwd && cwd!=unknown) {
@@ -1611,7 +1613,7 @@ int lash_main(int argc_l, char **argv_l)
 	if (interactive==TRUE) {
 		//printf( "optind=%d  argv[optind]='%s'\n", optind, argv[optind]);
 		/* Looks like they want an interactive shell */
-#ifndef BB_FEATURE_SH_EXTRA_QUIET 
+#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET 
 		printf( "\n\n" BB_BANNER " Built-in shell (lash)\n");
 		printf( "Enter 'help' for a list of built-in commands.\n\n");
 #endif
@@ -1626,11 +1628,11 @@ int lash_main(int argc_l, char **argv_l)
 	if (!cwd)
 		cwd = unknown;
 
-#ifdef BB_FEATURE_CLEAN_UP
+#ifdef CONFIG_FEATURE_CLEAN_UP
 	atexit(free_memory);
 #endif
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 	cmdedit_set_initial_prompt();
 #else
 	PS1 = NULL;
diff --git a/shell/msh.c b/shell/msh.c
index 5c4ec10..a2f98c8 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -681,7 +681,7 @@ static void * brktop;
 static void * brkaddr;
 
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 static char * current_prompt;
 #endif
 
@@ -732,7 +732,7 @@ extern int msh_main(int argc, char **argv)
 		setval(ifs, " \t\n");
 
 	prompt = lookup("PS1");
-#ifdef BB_FEATURE_SH_FANCY_PROMPT
+#ifdef CONFIG_FEATURE_SH_FANCY_PROMPT
 	if (prompt->value == null)
 #endif
 		setval(prompt, "$ ");
@@ -741,7 +741,7 @@ extern int msh_main(int argc, char **argv)
 		prompt->status &= ~EXPORT;
 	}
 	cprompt = lookup("PS2");
-#ifdef BB_FEATURE_SH_FANCY_PROMPT
+#ifdef CONFIG_FEATURE_SH_FANCY_PROMPT
 	if (cprompt->value == null)
 #endif
 		setval(cprompt, "> ");
@@ -801,7 +801,7 @@ extern int msh_main(int argc, char **argv)
 		PUSHIO(afile, 0, iof);
 		if (isatty(0) && isatty(1) && !cflag) {
 			interactive++;
-#ifndef BB_FEATURE_SH_EXTRA_QUIET 
+#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET 
 			printf( "\n\n" BB_BANNER " Built-in shell (msh)\n");
 			printf( "Enter 'help' for a list of built-in commands.\n\n");
 #endif
@@ -835,7 +835,7 @@ extern int msh_main(int argc, char **argv)
 
 	for (;;) {
 		if (interactive && e.iop <= iostack) {
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 			current_prompt=prompt->value;
 #else
 			prs(prompt->value);
@@ -2171,7 +2171,7 @@ loop:
 		startl = 1;
 		if (multiline || cf & CONTIN) {
 			if (interactive && e.iop <= iostack) {
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 			current_prompt=cprompt->value;
 #else
 			prs(cprompt->value);
@@ -2224,7 +2224,7 @@ register int c, c1;
 			return(YYERRCODE);
 		}
 		if (interactive && c == '\n' && e.iop <= iostack) {
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 		    current_prompt=cprompt->value;
 #else
 		    prs(cprompt->value);
@@ -2838,9 +2838,9 @@ char *c, **v, **envp;
 	register char *sp, *tp;
 	int eacces = 0, asis = 0;
 
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	char *name = c;
-#ifdef BB_FEATURE_SH_APPLETS_ALWAYS_WIN
+#ifdef CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
 	name = get_last_path_component(name);
 #endif
 	optind = 1;
@@ -2960,7 +2960,7 @@ static int dohelp()
 			col = 0;
 		}
 	}
-#ifdef BB_FEATURE_SH_STANDALONE_SHELL
+#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
 	{
 		int i;
 		const struct BB_applet *applet;
@@ -4256,7 +4256,7 @@ readc()
 			if (multiline)
 			    return e.iop->prev = 0;
 			if (interactive && e.iop == iostack+1) {
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 			    current_prompt=prompt->value;
 #else
 			    prs(prompt->value);
@@ -4462,7 +4462,7 @@ register struct ioarg *ap;
 	  return *bp->bufp++ & 0177;
 	}
 
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 	if (interactive) {
 	    static char mycommand[BUFSIZ];
 	    static int position = 0, size = 0;
@@ -4721,7 +4721,7 @@ int ec;
 		e.iobase = e.iop;
 		for (;;) {
 		    if (interactive && e.iop <= iostack) {
-#ifdef BB_FEATURE_COMMAND_EDITING
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
 			    current_prompt=cprompt->value;
 #else
 			    prs(cprompt->value);