kill lash. "lash" builtin still exists, but it runs hush.

TODO

@@ -22,12 +22,9 @@ Rob Landley <rob@landley.net>:
     The command shell situation is a big mess.  We have three or four different
     shells that don't really share any code, and the "standalone shell" doesn't
     work all that well (especially not in a chroot environment), due to apps not
-    being reentrant.  I'm writing a new shell (bbsh) to unify the various
+    being reentrant.
-    shells and configurably add the minimal set of bash features people
+    lash is phased out. hush can be configured down to be nearly as small,
-    actually use.  The hardest part is it has to configure down as small as
+    but less buggy :)
-    lash while providing lash's features.  The rest is easy in comparison.
-  bzip2
-    Compression-side support.
   init
     General cleanup (should use ENABLE_FEATURE_INIT_SYSLOG and ENABLE_FEATURE_INIT_DEBUG).
   depmod
@@ -35,8 +32,6 @@ Rob Landley <rob@landley.net>:
     use of the depmod.pl (perl is to bloated for most embedded setups) and or orig
     modutils. The orig depmod is rather pointless to have to add to a firmware image
     in when we already have a insmod/rmmod and friends.
-  Unify base64 handling.
-    [done]
   Do a SUSv3 audit
     Look at the full Single Unix Specification version 3 (available online at
     "http://www.opengroup.org/onlinepubs/009695399/nfindex.html") and

include/applets.h

@@ -312,7 +312,6 @@ USE_SETSID(APPLET(setsid, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
 USE_SETUIDGID(APPLET_ODDNAME(setuidgid, chpst, _BB_DIR_USR_BIN, _BB_SUID_NEVER, setuidgid))
 USE_FEATURE_SH_IS_ASH(APPLET_NOUSAGE(sh, ash, _BB_DIR_BIN, _BB_SUID_NEVER))
 USE_FEATURE_SH_IS_HUSH(APPLET_NOUSAGE(sh, hush, _BB_DIR_BIN, _BB_SUID_NEVER))
-USE_FEATURE_SH_IS_LASH(APPLET_NOUSAGE(sh, lash, _BB_DIR_BIN, _BB_SUID_NEVER))
 USE_FEATURE_SH_IS_MSH(APPLET_NOUSAGE(sh, msh, _BB_DIR_BIN, _BB_SUID_NEVER))
 USE_SHA1SUM(APPLET_ODDNAME(sha1sum, md5_sha1_sum, _BB_DIR_USR_BIN, _BB_SUID_NEVER, sha1sum))
 USE_SLATTACH(APPLET(slattach, _BB_DIR_SBIN, _BB_SUID_NEVER))

include/usage.h

@@ -3194,15 +3194,7 @@ USE_FEATURE_RUN_PARTS_FANCY("\n	-l	Prints names of all matching files even when
        "[FILE]...\n" \
        "or: sh -c command [args]..."
 #define lash_full_usage \
-       "The BusyBox LAme SHell (command interpreter)"
+       "lash is deprecated, please use hush"
-#define lash_notes_usage \
-       "This command does not yet have proper documentation.\n\n" \
-       "Use lash just as you would use any other shell. It properly handles pipes,\n" \
-       "redirects, job control, can be used as the shell for scripts, and has a\n" \
-       "sufficient set of builtins to do what is needed. It does not (yet) support\n" \
-       "Bourne Shell syntax. If you need things like \"if-then-else\", \"while\", and such\n" \
-       "use ash or bash. If you just need a very simple and extremely small shell,\n" \
-       "this will do the job."
 
 #define last_trivial_usage \
        ""

shell/Config.in

@@ -20,9 +20,9 @@ config FEATURE_SH_IS_HUSH
 	select HUSH
 	bool "hush"
 
-config FEATURE_SH_IS_LASH
+####config FEATURE_SH_IS_LASH
-	select LASH
+####	select LASH
-	bool "lash"
+####	bool "lash"
 
 config FEATURE_SH_IS_MSH
 	select MSH
@@ -229,16 +229,9 @@ config HUSH_LOOPS
 config LASH
 	bool "lash"
 	default n
-	select TRUE
+	select HUSH
-	select FALSE
-	select TEST
 	help
-	  lash is the very smallest shell (adds just 10k) and it is quite
+	  lash is deprecated and will be removed, please migrate to hush.
-	  usable as a command prompt, but it is not suitable for any but the
-	  most trivial scripting (such as an initrd that calls insmod a few
-	  times) since it does not understand any Bourne shell grammar.  It
-	  does handle pipes, redirects, and job control though.  Adding in
-	  command editing makes it a very nice lightweight command prompt.
 
 
 config MSH

shell/Kbuild

@@ -7,7 +7,6 @@
 lib-y:=
 lib-$(CONFIG_ASH)  += ash.o
 lib-$(CONFIG_HUSH) += hush.o
-lib-$(CONFIG_LASH) += lash.o
 lib-$(CONFIG_MSH)  += msh.o
 
 lib-$(CONFIG_CTTYHACK) += cttyhack.o

shell/hush.c

@@ -3925,3 +3925,13 @@ int hush_main(int argc, char **argv)
 #endif
 	hush_exit(opt ? opt : last_return_code);
 }
+
+
+#if ENABLE_LASH
+int lash_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int lash_main(int argc, char **argv)
+{
+	//bb_error_msg("lash is deprecated, please use hush instead");
+	return hush_main(argc, argv);
+}
+#endif