Allow multiple shells to be enabled.
This commit is contained in:
Matt Kraai
parent
0034443140
commit
2d91deba45
@ -42,6 +42,7 @@
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-- Reworked rdate option handling (is now smaller).
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-- Size reduction in ping
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-- Always write dd counts to stderr
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-- Allow multiple shells to be enabled
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* Aaron Lehmann
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-- slimmed down md5sum
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-- contributed a nice new (hand written, not lex/yacc) Posix math
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73
Config.h
73
Config.h
@ -9,6 +9,7 @@
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// BusyBox Applications
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//#define BB_ADJTIMEX
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//#define BB_AR
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//#define BB_ASH
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#define BB_BASENAME
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#define BB_CAT
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#define BB_CHGRP
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@ -51,6 +52,7 @@
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#define BB_HEAD
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//#define BB_HOSTID
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//#define BB_HOSTNAME
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//#define BB_HUSH
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#define BB_ID
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//#define BB_IFCONFIG
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#define BB_INIT
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@ -58,6 +60,7 @@
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#define BB_KILL
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#define BB_KILLALL
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#define BB_KLOGD
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//#define BB_LASH
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//#define BB_LENGTH
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#define BB_LN
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//#define BB_LOADACM
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@ -78,6 +81,7 @@
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#define BB_MODPROBE
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#define BB_MORE
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#define BB_MOUNT
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#define BB_MSH
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//#define BB_MT
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#define BB_MV
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//#define BB_NC
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@ -101,7 +105,6 @@
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//#define BB_RPM2CPIO
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#define BB_SED
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//#define BB_SETKEYCODES
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#define BB_SH
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#define BB_SLEEP
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#define BB_SORT
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//#define BB_STTY
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@ -146,40 +149,12 @@
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// pretty/useful).
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//
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//
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// If you enabled BB_SH above, you may select one of the following shells.
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// You can only select ONE of the following shells. Sorry.
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//
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// lash is the very smallest shell (adds just 10k) and it is quite usable as
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// a command prompt, but it is not suitable for any but the most trivial
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// scripting (such as an initrd that calls insmod a few times) since it does
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// not understand Bourne shell grammer. It does handle pipes, redirects, and
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// job control though. Adding in command editing makes it very nice
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// lightweight command prompt.
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//#define BB_FEATURE_LASH
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//
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// hush is also quite small (just 18k) and it has very complete Bourne shell
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// grammer. It handles if/then/else/fi just fine, but doesn't handle loops
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// like for/do/done or case/esac and such. It also currently has a problem
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// with job control.
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//#define BB_FEATURE_HUSH
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//
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// msh: The minix shell (adds just 30k) is quite complete and handles things
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// like for/do/done, case/esac and all the things you expect a Bourne shell to
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// do. It is not always pedantically correct about Bourne shell grammer (try
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// running the shell testscript "tests/sh.testcases" on it and compare vs bash)
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// but for most things it works quite well. It also uses only vfork, so it can
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// be used on uClinux systems. This was only recently added, so there is still
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// room to shrink it further...
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#define BB_FEATURE_MSH
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//
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// ash: This adds about 60k in the default configuration and is the most
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// complete and most pedantically correct shell included with busybox. This
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// shell was also recently added, and several people (mainly Vladimir and Erik)
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// have been working on it. There are a number of configurable things at the
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// top of ash.c as well, so check those out if you want to tweak things. The
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// Posix math support is currently disabled (that bit of code was horrible) but
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// will be restored for the next BusyBox release.
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//#define BB_FEATURE_ASH
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// If you enabled one or more of the shells, you may select which one
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// should be run when sh is invoked:
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//#define BB_FEATURE_SH_IS_ASH
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//#define BB_FEATURE_SH_IS_HUSH
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//#define BB_FEATURE_SH_IS_LASH
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#define BB_FEATURE_SH_IS_MSH
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//
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// BusyBox will, by default, malloc space for its buffers. This costs code
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// size for the call to xmalloc. You can use the following feature to have
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@ -286,11 +261,11 @@
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#define BB_FEATURE_SORT_UNIQUE
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//
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// Enable command line editing in the shell.
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// Only relevant if BB_SH is enabled. On by default.
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// Only relevant if a shell is enabled. On by default.
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#define BB_FEATURE_COMMAND_EDITING
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//
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// Enable tab completion in the shell. This is now working quite nicely.
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// This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
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// This feature adds a bit over 4k. Only relevant if a shell is enabled.
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#define BB_FEATURE_COMMAND_TAB_COMPLETION
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//
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// Attempts to match usernames in a ~-prefixed path
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@ -299,7 +274,7 @@
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//Allow the shell to invoke all the compiled in BusyBox applets as if they
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//were shell builtins. Nice for staticly linking an emergency rescue shell,
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//among other things. Off by default.
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// Only relevant if BB_SH is enabled.
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// Only relevant if a shell is enabled.
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//#define BB_FEATURE_SH_STANDALONE_SHELL
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//
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//When this is enabled, busybox shell applets can be called using full path
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@ -308,13 +283,13 @@
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//will use BusyBox cat even if /bin/cat exists on the filesystem and is _not_
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//busybox. Some systems want this, others do not. Choose wisely. :-) This
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//only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
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// Only relevant if BB_SH is enabled. Off by default.
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// Only relevant if a shell is enabled. Off by default.
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//#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
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//
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// Uncomment this option for a fancy shell prompt that includes the
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// current username and hostname. On systems that don't have usernames
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// or hostnames, this can look hideous.
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// Only relevant if BB_SH is enabled.
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// Only relevant if a shell is enabled.
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//#define BB_FEATURE_SH_FANCY_PROMPT
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//
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//Turn on extra fbset options
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@ -435,8 +410,8 @@
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#undef BB_KLOGD /* Uses daemon() */
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#undef BB_UPDATE /* Uses daemon() */
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#endif
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#if defined BB_SH
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#if defined BB_FEATURE_COMMAND_EDITING
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#if defined BB_ASH || defined BB_HUSH || defined BB_LASH || defined BB_MSH
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#if defined BB_FEATURE_COMMAND_EDITING
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#define BB_CMDEDIT
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#else
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#undef BB_FEATURE_COMMAND_EDITING
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@ -494,3 +469,17 @@
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#define BB_LOGREAD
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#endif
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#endif
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//
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#if defined BB_ASH && defined BB_FEATURE_SH_IS_ASH
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# define BB_SH
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# define shell_main ash_main
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#elif defined BB_HUSH && defined BB_FEATURE_SH_IS_HUSH
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# define BB_SH
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# define shell_main hush_main
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#elif defined BB_LASH && defined BB_FEATURE_SH_IS_LASH
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# define BB_SH
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# define shell_main lash_main
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#elif defined BB_MSH && defined BB_FEATURE_SH_IS_MSH
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# define BB_SH
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# define shell_main msh_main
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#endif
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4
Makefile
4
Makefile
@ -349,7 +349,7 @@ busybox.links: busybox.mkll Config.h applets.h
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- $(SHELL) $^ >$@
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nfsmount.o cmdedit.o: %.o: %.h
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sh.o: cmdedit.h
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ash.o hush.o lash.o msh.o: cmdedit.h
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$(OBJECTS): %.o: %.c Config.h busybox.h applets.h Makefile
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$(CC) $(CFLAGS) -I. $(patsubst %,-I%,$(subst :, ,$(BB_SRC_DIR))) -c $< -o $*.o
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@ -377,8 +377,6 @@ libbb.a: $(LIBBB_MOBJ) $(LIBBB_AROBJS) $(LIBBB_OBJS)
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usage.o: usage.h
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sh.o: sh.c lash.c hush.c msh.c ash.c
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libbb/loop.o: libbb/loop.h
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libbb/loop.h: mk_loop_h.sh
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32
README
32
README
@ -51,6 +51,38 @@ Supported kernels:
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----------------
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Shells:
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lash is the very smallest shell (adds just 10k) and it is quite usable as
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a command prompt, but it is not suitable for any but the most trivial
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scripting (such as an initrd that calls insmod a few times) since it does
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not understand Bourne shell grammer. It does handle pipes, redirects, and
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job control though. Adding in command editing makes it very nice
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lightweight command prompt.
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hush is also quite small (just 18k) and it has very complete Bourne shell
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grammer. It handles if/then/else/fi just fine, but doesn't handle loops
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like for/do/done or case/esac and such. It also currently has a problem
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with job control.
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msh: The minix shell (adds just 30k) is quite complete and handles things
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like for/do/done, case/esac and all the things you expect a Bourne shell to
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do. It is not always pedantically correct about Bourne shell grammer (try
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running the shell testscript "tests/sh.testcases" on it and compare vs bash)
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but for most things it works quite well. It also uses only vfork, so it can
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be used on uClinux systems. This was only recently added, so there is still
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room to shrink it further...
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ash: This adds about 60k in the default configuration and is the most
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complete and most pedantically correct shell included with busybox. This
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shell was also recently added, and several people (mainly Vladimir and Erik)
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have been working on it. There are a number of configurable things at the
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top of ash.c as well, so check those out if you want to tweak things. The
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Posix math support is currently disabled (that bit of code was horrible) but
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will be restored for the next BusyBox release.
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----------------
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Getting help:
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When you find you need help, you can check out the BusyBox mailing list
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22
applets.h
22
applets.h
@ -52,6 +52,9 @@
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#ifdef BB_AR
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APPLET(ar, ar_main, _BB_DIR_USR_BIN)
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#endif
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#ifdef BB_ASH
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APPLET_NOUSAGE("ash", ash_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_BASENAME
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APPLET(basename, basename_main, _BB_DIR_USR_BIN)
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#endif
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@ -185,6 +188,9 @@
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#ifdef BB_HOSTNAME
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APPLET(hostname, hostname_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_HUSH
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APPLET_NOUSAGE("hush", hush_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_ID
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APPLET(id, id_main, _BB_DIR_USR_BIN)
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#endif
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@ -206,6 +212,9 @@
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#ifdef BB_KLOGD
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APPLET(klogd, klogd_main, _BB_DIR_SBIN)
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#endif
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#ifdef BB_LASH
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APPLET(lash, lash_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_LENGTH
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APPLET(length, length_main, _BB_DIR_USR_BIN)
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#endif
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@ -272,6 +281,9 @@
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#ifdef BB_MOUNT
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APPLET(mount, mount_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_MSH
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APPLET_NOUSAGE("msh", msh_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_MT
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APPLET(mt, mt_main, _BB_DIR_BIN)
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#endif
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@ -344,8 +356,14 @@
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#ifdef BB_SETKEYCODES
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APPLET(setkeycodes, setkeycodes_main, _BB_DIR_USR_BIN)
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#endif
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#ifdef BB_SH
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APPLET(sh, shell_main, _BB_DIR_BIN)
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#ifdef BB_FEATURE_SH_IS_ASH
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APPLET_NOUSAGE("sh", ash_main, _BB_DIR_BIN)
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#elif defined(BB_FEATURE_SH_IS_HUSH)
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APPLET_NOUSAGE("sh", hush_main, _BB_DIR_BIN)
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#elif defined(BB_FEATURE_SH_IS_LASH)
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APPLET_NOUSAGE("sh", lash_main, _BB_DIR_BIN)
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#elif defined(BB_FEATURE_SH_IS_MSH)
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APPLET_NOUSAGE("sh", msh_main, _BB_DIR_BIN)
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#endif
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#ifdef BB_SLEEP
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APPLET(sleep, sleep_main, _BB_DIR_BIN)
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@ -1365,12 +1365,12 @@
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#define setkeycodes_example_usage \
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"$ setkeycodes e030 127\n"
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#define sh_trivial_usage \
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#define lash_trivial_usage \
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"[FILE]...\n" \
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"or: sh -c command [args]..."
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#define sh_full_usage \
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#define lash_full_usage \
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"lash: The BusyBox LAme SHell (command interpreter)"
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#define sh_notes_usage \
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#define lash_notes_usage \
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"This command does not yet have proper documentation.\n" \
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"\n" \
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"Use lash just as you would use any other shell. It properly handles pipes,\n" \
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4
ash.c
4
ash.c
@ -7638,7 +7638,7 @@ static void procargs (int, char **);
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*/
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int
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shell_main(argc, argv)
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ash_main(argc, argv)
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int argc;
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char **argv;
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{
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@ -12874,7 +12874,7 @@ findvar(struct var **vpp, const char *name)
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/*
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* Copyright (c) 1999 Herbert Xu <herbert@debian.org>
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* This file contains code for the times builtin.
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* $Id: ash.c,v 1.15 2001/07/31 21:38:23 andersen Exp $
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* $Id: ash.c,v 1.16 2001/08/01 17:21:33 kraai Exp $
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*/
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static int timescmd (int argc, char **argv)
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{
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73
debian/Config.h-deb
vendored
73
debian/Config.h-deb
vendored
@ -9,6 +9,7 @@
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// BusyBox Applications
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//#define BB_ADJTIMEX
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#define BB_AR
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//#define BB_ASH
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#define BB_BASENAME
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#define BB_CAT
|
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#define BB_CHGRP
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@ -51,6 +52,7 @@
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#define BB_HEAD
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//#define BB_HOSTID
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//#define BB_HOSTNAME
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//#define BB_HUSH
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#define BB_ID
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//#define BB_IFCONFIG
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#define BB_INIT
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@ -58,6 +60,7 @@
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#define BB_KILL
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#define BB_KILLALL
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#define BB_KLOGD
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//#define BB_LASH
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//#define BB_LENGTH
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#define BB_LN
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//#define BB_LOADACM
|
||||
@ -78,6 +81,7 @@
|
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//#define BB_NC
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#define BB_MORE
|
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#define BB_MOUNT
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//#define BB_MSH
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//#define BB_MT
|
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#define BB_MV
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//#define BB_NSLOOKUP
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@ -99,7 +103,6 @@
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//#define BB_RPM2CPIO
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#define BB_SED
|
||||
//#define BB_SETKEYCODES
|
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//#define BB_SH
|
||||
#define BB_SLEEP
|
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#define BB_SORT
|
||||
//#define BB_STTY
|
||||
@ -143,40 +146,12 @@
|
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// pretty/useful).
|
||||
//
|
||||
//
|
||||
// If you enabled BB_SH above, you may select one of the following shells.
|
||||
// You can only select ONE of the following shells. Sorry.
|
||||
//
|
||||
// lash is the very smallest shell (adds just 10k) and it is quite 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 Bourne shell grammer. It does handle pipes, redirects, and job
|
||||
// control though. Adding in command editing makes it very nice lightweight
|
||||
// command prompt.
|
||||
//#define BB_FEATURE_LASH
|
||||
//
|
||||
// hush is also quite small (just 18k) and it has very complete Bourne shell
|
||||
// grammer. It handles if/then/else/fi just fine, but doesn't handle loops
|
||||
// like for/do/done or case/esac and such. It also currently has a problem
|
||||
// with job control.
|
||||
//#define BB_FEATURE_HUSH
|
||||
//
|
||||
// msh: The minix shell (adds just 30k) is quite complete and handles things
|
||||
// like for/do/done, case/esac and all the things you expect a Bourne shell to
|
||||
// do. It is not always pedantically correct about Bourne shell grammer (try
|
||||
// running the shell testscript "tests/sh.testcases" on it and compare vs
|
||||
// bash) but for most things it works quite well. It also uses only vfork, so
|
||||
// it can be used on uClinux systems. This was only recently added, so there is
|
||||
// still room to shrink it further...
|
||||
#define BB_FEATURE_MSH
|
||||
//
|
||||
// ash: This adds about 60k in the default configuration and is the most
|
||||
// complete and most pedantically correct shell included with busybox. This
|
||||
// shell was also recently added, and several people (mainly Vladimir and Erik)
|
||||
// have been working on it. There are a number of configurable things at the
|
||||
// top of ash.c as well, so check those out if you want to tweak things. The
|
||||
// Posix math support is currently disabled (that bit of code was horrible) but
|
||||
// will be restored for the next BusyBox release.
|
||||
//#define BB_FEATURE_ASH
|
||||
// If you enabled one or more of the shells, you may select which one
|
||||
// should be run when sh is invoked:
|
||||
//#define BB_FEATURE_SH_IS_ASH
|
||||
//#define BB_FEATURE_SH_IS_HUSH
|
||||
//#define BB_FEATURE_SH_IS_LASH
|
||||
#define BB_FEATURE_SH_IS_MSH
|
||||
//
|
||||
// BusyBox will, by default, malloc space for its buffers. This costs code
|
||||
// size for the call to xmalloc. You can use the following feature to have
|
||||
@ -283,11 +258,11 @@
|
||||
#define BB_FEATURE_SORT_UNIQUE
|
||||
//
|
||||
// Enable command line editing in the shell.
|
||||
// Only relevant if BB_SH is enabled. On by default.
|
||||
// Only relevant if a shell is enabled. On by default.
|
||||
#define BB_FEATURE_COMMAND_EDITING
|
||||
//
|
||||
// Enable tab completion in the shell. This is now working quite nicely.
|
||||
// This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
|
||||
// This feature adds a bit over 4k. Only relevant if a shell is enabled.
|
||||
#define BB_FEATURE_COMMAND_TAB_COMPLETION
|
||||
//
|
||||
// Attempts to match usernames in a ~-prefixed path
|
||||
@ -296,7 +271,7 @@
|
||||
//Allow the shell to invoke all the compiled in BusyBox applets as if they
|
||||
//were shell builtins. Nice for staticly linking an emergency rescue shell,
|
||||
//among other things. Off by default.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
//#define BB_FEATURE_SH_STANDALONE_SHELL
|
||||
//
|
||||
//When this is enabled, busybox shell applets can be called using full path
|
||||
@ -305,13 +280,13 @@
|
||||
//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. :-) This
|
||||
//only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
|
||||
// Only relevant if BB_SH is enabled. Off by default.
|
||||
// Only relevant if a shell is enabled. Off by default.
|
||||
//#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
|
||||
//
|
||||
// Uncomment this option for a fancy shell prompt that includes the
|
||||
// current username and hostname. On systems that don't have usernames
|
||||
// or hostnames, this can look hideous.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
//#define BB_FEATURE_SH_FANCY_PROMPT
|
||||
//
|
||||
//Turn on extra fbset options
|
||||
@ -416,8 +391,8 @@
|
||||
// Nothing beyond this point should ever be touched by
|
||||
// mere mortals so leave this stuff alone.
|
||||
//
|
||||
#if defined BB_SH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#if defined BB_ASH || defined BB_HUSH || defined BB_LASH || defined BB_MSH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#define BB_CMDEDIT
|
||||
#else
|
||||
#undef BB_FEATURE_COMMAND_EDITING
|
||||
@ -482,3 +457,17 @@
|
||||
#define BB_LOGREAD
|
||||
#endif
|
||||
#endif
|
||||
//
|
||||
#if defined BB_ASH && defined BB_FEATURE_SH_IS_ASH
|
||||
# define BB_SH
|
||||
# define shell_main ash_main
|
||||
#elif defined BB_HUSH && defined BB_FEATURE_SH_IS_HUSH
|
||||
# define BB_SH
|
||||
# define shell_main hush_main
|
||||
#elif defined BB_LASH && defined BB_FEATURE_SH_IS_LASH
|
||||
# define BB_SH
|
||||
# define shell_main lash_main
|
||||
#elif defined BB_MSH && defined BB_FEATURE_SH_IS_MSH
|
||||
# define BB_SH
|
||||
# define shell_main msh_main
|
||||
#endif
|
||||
|
||||
73
debian/Config.h-static
vendored
73
debian/Config.h-static
vendored
@ -9,6 +9,7 @@
|
||||
// BusyBox Applications
|
||||
//#define BB_ADJTIMEX
|
||||
#define BB_AR
|
||||
#define BB_ASH
|
||||
#define BB_BASENAME
|
||||
#define BB_CAT
|
||||
#define BB_CHGRP
|
||||
@ -51,6 +52,7 @@
|
||||
#define BB_HEAD
|
||||
#define BB_HOSTID
|
||||
#define BB_HOSTNAME
|
||||
#define BB_HUSH
|
||||
#define BB_ID
|
||||
#define BB_IFCONFIG
|
||||
#define BB_INIT
|
||||
@ -58,6 +60,7 @@
|
||||
#define BB_KILL
|
||||
#define BB_KILLALL
|
||||
#define BB_KLOGD
|
||||
#define BB_LASH
|
||||
#define BB_LENGTH
|
||||
#define BB_LN
|
||||
#define BB_LOADACM
|
||||
@ -78,6 +81,7 @@
|
||||
#define BB_NC
|
||||
#define BB_MORE
|
||||
#define BB_MOUNT
|
||||
#define BB_MSH
|
||||
#define BB_MT
|
||||
#define BB_MV
|
||||
#define BB_NSLOOKUP
|
||||
@ -99,7 +103,6 @@
|
||||
#define BB_RPM2CPIO
|
||||
#define BB_SED
|
||||
#define BB_SETKEYCODES
|
||||
#define BB_SH
|
||||
#define BB_SLEEP
|
||||
#define BB_SORT
|
||||
#define BB_STTY
|
||||
@ -143,40 +146,12 @@
|
||||
// pretty/useful).
|
||||
//
|
||||
//
|
||||
// If you enabled BB_SH above, you may select one of the following shells.
|
||||
// You can only select ONE of the following shells. Sorry.
|
||||
//
|
||||
// lash is the very smallest shell (adds just 10k) and it is quite 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 Bourne shell grammer. It does handle pipes, redirects, and job
|
||||
// control though. Adding in command editing makes it very nice lightweight
|
||||
// command prompt.
|
||||
//#define BB_FEATURE_LASH
|
||||
//
|
||||
// hush is also quite small (just 18k) and it has very complete Bourne shell
|
||||
// grammer. It handles if/then/else/fi just fine, but doesn't handle loops
|
||||
// like for/do/done or case/esac and such. It also currently has a problem
|
||||
// with job control.
|
||||
//#define BB_FEATURE_HUSH
|
||||
//
|
||||
// msh: The minix shell (adds just 30k) is quite complete and handles things
|
||||
// like for/do/done, case/esac and all the things you expect a Bourne shell to
|
||||
// do. It is not always pedantically correct about Bourne shell grammer (try
|
||||
// running the shell testscript "tests/sh.testcases" on it and compare vs
|
||||
// bash) but for most things it works quite well. It also uses only vfork, so
|
||||
// it can be used on uClinux systems. This was only recently added, so there is
|
||||
// still room to shrink it further...
|
||||
//#define BB_FEATURE_MSH
|
||||
//
|
||||
// ash: This adds about 60k in the default configuration and is the most
|
||||
// complete and most pedantically correct shell included with busybox. This
|
||||
// shell was also recently added, and several people (mainly Vladimir and Erik)
|
||||
// have been working on it. There are a number of configurable things at the
|
||||
// top of ash.c as well, so check those out if you want to tweak things. The
|
||||
// Posix math support is currently disabled (that bit of code was horrible) but
|
||||
// will be restored for the next BusyBox release.
|
||||
#define BB_FEATURE_ASH
|
||||
// If you enabled one or more of the shells, you may select which one
|
||||
// should be run when sh is invoked:
|
||||
//#define BB_FEATURE_SH_IS_ASH
|
||||
//#define BB_FEATURE_SH_IS_HUSH
|
||||
//#define BB_FEATURE_SH_IS_LASH
|
||||
#define BB_FEATURE_SH_IS_MSH
|
||||
//
|
||||
// BusyBox will, by default, malloc space for its buffers. This costs code
|
||||
// size for the call to xmalloc. You can use the following feature to have
|
||||
@ -283,11 +258,11 @@
|
||||
#define BB_FEATURE_SORT_UNIQUE
|
||||
//
|
||||
// Enable command line editing in the shell.
|
||||
// Only relevant if BB_SH is enabled. On by default.
|
||||
// Only relevant if a shell is enabled. On by default.
|
||||
#define BB_FEATURE_COMMAND_EDITING
|
||||
//
|
||||
// Enable tab completion in the shell. This is now working quite nicely.
|
||||
// This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
|
||||
// This feature adds a bit over 4k. Only relevant if a shell is enabled.
|
||||
#define BB_FEATURE_COMMAND_TAB_COMPLETION
|
||||
//
|
||||
// Attempts to match usernames in a ~-prefixed path
|
||||
@ -296,7 +271,7 @@
|
||||
//Allow the shell to invoke all the compiled in BusyBox applets as if they
|
||||
//were shell builtins. Nice for staticly linking an emergency rescue shell,
|
||||
//among other things. Off by default.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
#define BB_FEATURE_SH_STANDALONE_SHELL
|
||||
//
|
||||
//When this is enabled, busybox shell applets can be called using full path
|
||||
@ -305,13 +280,13 @@
|
||||
//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. :-) This
|
||||
//only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
|
||||
// Only relevant if BB_SH is enabled. Off by default.
|
||||
// Only relevant if a shell is enabled. Off by default.
|
||||
#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
|
||||
//
|
||||
// Uncomment this option for a fancy shell prompt that includes the
|
||||
// current username and hostname. On systems that don't have usernames
|
||||
// or hostnames, this can look hideous.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
#define BB_FEATURE_SH_FANCY_PROMPT
|
||||
//
|
||||
//Turn on extra fbset options
|
||||
@ -416,8 +391,8 @@
|
||||
// Nothing beyond this point should ever be touched by
|
||||
// mere mortals so leave this stuff alone.
|
||||
//
|
||||
#if defined BB_SH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#if defined BB_ASH || defined BB_HUSH || defined BB_LASH || defined BB_MSH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#define BB_CMDEDIT
|
||||
#else
|
||||
#undef BB_FEATURE_COMMAND_EDITING
|
||||
@ -482,3 +457,17 @@
|
||||
#define BB_LOGREAD
|
||||
#endif
|
||||
#endif
|
||||
//
|
||||
#if defined BB_ASH && defined BB_FEATURE_SH_IS_ASH
|
||||
# define BB_SH
|
||||
# define shell_main ash_main
|
||||
#elif defined BB_HUSH && defined BB_FEATURE_SH_IS_HUSH
|
||||
# define BB_SH
|
||||
# define shell_main hush_main
|
||||
#elif defined BB_LASH && defined BB_FEATURE_SH_IS_LASH
|
||||
# define BB_SH
|
||||
# define shell_main lash_main
|
||||
#elif defined BB_MSH && defined BB_FEATURE_SH_IS_MSH
|
||||
# define BB_SH
|
||||
# define shell_main msh_main
|
||||
#endif
|
||||
|
||||
73
debian/Config.h-udeb
vendored
73
debian/Config.h-udeb
vendored
@ -9,6 +9,7 @@
|
||||
// BusyBox Applications
|
||||
//#define BB_ADJTIMEX
|
||||
//#define BB_AR
|
||||
//#define BB_ASH
|
||||
#define BB_BASENAME
|
||||
#define BB_CAT
|
||||
#define BB_CHGRP
|
||||
@ -51,6 +52,7 @@
|
||||
#define BB_HEAD
|
||||
//#define BB_HOSTID
|
||||
//#define BB_HOSTNAME
|
||||
//#define BB_HUSH
|
||||
#define BB_ID
|
||||
//#define BB_IFCONFIG
|
||||
#define BB_INIT
|
||||
@ -58,6 +60,7 @@
|
||||
#define BB_KILL
|
||||
#define BB_KILLALL
|
||||
#define BB_KLOGD
|
||||
//#define BB_LASH
|
||||
//#define BB_LENGTH
|
||||
#define BB_LN
|
||||
//#define BB_LOADACM
|
||||
@ -78,6 +81,7 @@
|
||||
//#define BB_NC
|
||||
#define BB_MORE
|
||||
#define BB_MOUNT
|
||||
//#define BB_MSH
|
||||
//#define BB_MT
|
||||
#define BB_MV
|
||||
//#define BB_NSLOOKUP
|
||||
@ -99,7 +103,6 @@
|
||||
//#define BB_RPM2CPIO
|
||||
#define BB_SED
|
||||
//#define BB_SETKEYCODES
|
||||
//#define BB_SH
|
||||
#define BB_SLEEP
|
||||
#define BB_SORT
|
||||
//#define BB_STTY
|
||||
@ -143,40 +146,12 @@
|
||||
// pretty/useful).
|
||||
//
|
||||
//
|
||||
// If you enabled BB_SH above, you may select one of the following shells.
|
||||
// You can only select ONE of the following shells. Sorry.
|
||||
//
|
||||
// lash is the very smallest shell (adds just 10k) and it is quite 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 Bourne shell grammer. It does handle pipes, redirects, and job
|
||||
// control though. Adding in command editing makes it very nice lightweight
|
||||
// command prompt.
|
||||
//#define BB_FEATURE_LASH
|
||||
//
|
||||
// hush is also quite small (just 18k) and it has very complete Bourne shell
|
||||
// grammer. It handles if/then/else/fi just fine, but doesn't handle loops
|
||||
// like for/do/done or case/esac and such. It also currently has a problem
|
||||
// with job control.
|
||||
//#define BB_FEATURE_HUSH
|
||||
//
|
||||
// msh: The minix shell (adds just 30k) is quite complete and handles things
|
||||
// like for/do/done, case/esac and all the things you expect a Bourne shell to
|
||||
// do. It is not always pedantically correct about Bourne shell grammer (try
|
||||
// running the shell testscript "tests/sh.testcases" on it and compare vs
|
||||
// bash) but for most things it works quite well. It also uses only vfork, so
|
||||
// it can be used on uClinux systems. This was only recently added, so there is
|
||||
// still room to shrink it further...
|
||||
#define BB_FEATURE_MSH
|
||||
//
|
||||
// ash: This adds about 60k in the default configuration and is the most
|
||||
// complete and most pedantically correct shell included with busybox. This
|
||||
// shell was also recently added, and several people (mainly Vladimir and Erik)
|
||||
// have been working on it. There are a number of configurable things at the
|
||||
// top of ash.c as well, so check those out if you want to tweak things. The
|
||||
// Posix math support is currently disabled (that bit of code was horrible) but
|
||||
// will be restored for the next BusyBox release.
|
||||
//#define BB_FEATURE_ASH
|
||||
// If you enabled one or more of the shells, you may select which one
|
||||
// should be run when sh is invoked:
|
||||
//#define BB_FEATURE_SH_IS_ASH
|
||||
//#define BB_FEATURE_SH_IS_HUSH
|
||||
//#define BB_FEATURE_SH_IS_LASH
|
||||
#define BB_FEATURE_SH_IS_MSH
|
||||
//
|
||||
// BusyBox will, by default, malloc space for its buffers. This costs code
|
||||
// size for the call to xmalloc. You can use the following feature to have
|
||||
@ -283,11 +258,11 @@
|
||||
#define BB_FEATURE_SORT_UNIQUE
|
||||
//
|
||||
// Enable command line editing in the shell.
|
||||
// Only relevant if BB_SH is enabled. On by default.
|
||||
// Only relevant if a shell is enabled. On by default.
|
||||
#define BB_FEATURE_COMMAND_EDITING
|
||||
//
|
||||
// Enable tab completion in the shell. This is now working quite nicely.
|
||||
// This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
|
||||
// This feature adds a bit over 4k. Only relevant if a shell is enabled.
|
||||
#define BB_FEATURE_COMMAND_TAB_COMPLETION
|
||||
//
|
||||
// Attempts to match usernames in a ~-prefixed path
|
||||
@ -296,7 +271,7 @@
|
||||
//Allow the shell to invoke all the compiled in BusyBox applets as if they
|
||||
//were shell builtins. Nice for staticly linking an emergency rescue shell,
|
||||
//among other things. Off by default.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
//#define BB_FEATURE_SH_STANDALONE_SHELL
|
||||
//
|
||||
//When this is enabled, busybox shell applets can be called using full path
|
||||
@ -305,13 +280,13 @@
|
||||
//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. :-) This
|
||||
//only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
|
||||
// Only relevant if BB_SH is enabled. Off by default.
|
||||
// Only relevant if a shell is enabled. Off by default.
|
||||
//#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
|
||||
//
|
||||
// Uncomment this option for a fancy shell prompt that includes the
|
||||
// current username and hostname. On systems that don't have usernames
|
||||
// or hostnames, this can look hideous.
|
||||
// Only relevant if BB_SH is enabled.
|
||||
// Only relevant if a shell is enabled.
|
||||
//#define BB_FEATURE_SH_FANCY_PROMPT
|
||||
//
|
||||
//Turn on extra fbset options
|
||||
@ -416,8 +391,8 @@
|
||||
// Nothing beyond this point should ever be touched by
|
||||
// mere mortals so leave this stuff alone.
|
||||
//
|
||||
#if defined BB_SH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#if defined BB_ASH || defined BB_HUSH || defined BB_LASH || defined BB_MSH
|
||||
#if defined BB_FEATURE_COMMAND_EDITING
|
||||
#define BB_CMDEDIT
|
||||
#else
|
||||
#undef BB_FEATURE_COMMAND_EDITING
|
||||
@ -482,3 +457,17 @@
|
||||
#define BB_LOGREAD
|
||||
#endif
|
||||
#endif
|
||||
//
|
||||
#if defined BB_ASH && defined BB_FEATURE_SH_IS_ASH
|
||||
# define BB_SH
|
||||
# define shell_main ash_main
|
||||
#elif defined BB_HUSH && defined BB_FEATURE_SH_IS_HUSH
|
||||
# define BB_SH
|
||||
# define shell_main hush_main
|
||||
#elif defined BB_LASH && defined BB_FEATURE_SH_IS_LASH
|
||||
# define BB_SH
|
||||
# define shell_main lash_main
|
||||
#elif defined BB_MSH && defined BB_FEATURE_SH_IS_MSH
|
||||
# define BB_SH
|
||||
# define shell_main msh_main
|
||||
#endif
|
||||
|
||||
8
hush.c
8
hush.c
@ -112,7 +112,7 @@
|
||||
#else
|
||||
#define applet_name "hush"
|
||||
#include "standalone.h"
|
||||
#define shell_main main
|
||||
#define hush_main main
|
||||
#undef BB_FEATURE_SH_FANCY_PROMPT
|
||||
#endif
|
||||
|
||||
@ -2562,7 +2562,7 @@ static void setup_job_control()
|
||||
tcsetpgrp(shell_terminal, shell_pgrp);
|
||||
}
|
||||
|
||||
int shell_main(int argc, char **argv)
|
||||
int hush_main(int argc, char **argv)
|
||||
{
|
||||
int opt;
|
||||
FILE *input;
|
||||
@ -2572,8 +2572,8 @@ int shell_main(int argc, char **argv)
|
||||
global_argc = argc;
|
||||
global_argv = argv;
|
||||
|
||||
/* (re?) initialize globals. Sometimes shell_main() ends up calling
|
||||
* shell_main(), therefore we cannot rely on the BSS to zero out this
|
||||
/* (re?) initialize globals. Sometimes hush_main() ends up calling
|
||||
* hush_main(), therefore we cannot rely on the BSS to zero out this
|
||||
* stuff. Reset these to 0 every time. */
|
||||
ifs = NULL;
|
||||
/* map[] is taken care of with call to update_ifs_map() */
|
||||
|
||||
@ -52,6 +52,9 @@
|
||||
#ifdef BB_AR
|
||||
APPLET(ar, ar_main, _BB_DIR_USR_BIN)
|
||||
#endif
|
||||
#ifdef BB_ASH
|
||||
APPLET_NOUSAGE("ash", ash_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_BASENAME
|
||||
APPLET(basename, basename_main, _BB_DIR_USR_BIN)
|
||||
#endif
|
||||
@ -185,6 +188,9 @@
|
||||
#ifdef BB_HOSTNAME
|
||||
APPLET(hostname, hostname_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_HUSH
|
||||
APPLET_NOUSAGE("hush", hush_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_ID
|
||||
APPLET(id, id_main, _BB_DIR_USR_BIN)
|
||||
#endif
|
||||
@ -206,6 +212,9 @@
|
||||
#ifdef BB_KLOGD
|
||||
APPLET(klogd, klogd_main, _BB_DIR_SBIN)
|
||||
#endif
|
||||
#ifdef BB_LASH
|
||||
APPLET(lash, lash_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_LENGTH
|
||||
APPLET(length, length_main, _BB_DIR_USR_BIN)
|
||||
#endif
|
||||
@ -272,6 +281,9 @@
|
||||
#ifdef BB_MOUNT
|
||||
APPLET(mount, mount_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_MSH
|
||||
APPLET_NOUSAGE("msh", msh_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_MT
|
||||
APPLET(mt, mt_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
@ -344,8 +356,14 @@
|
||||
#ifdef BB_SETKEYCODES
|
||||
APPLET(setkeycodes, setkeycodes_main, _BB_DIR_USR_BIN)
|
||||
#endif
|
||||
#ifdef BB_SH
|
||||
APPLET(sh, shell_main, _BB_DIR_BIN)
|
||||
#ifdef BB_FEATURE_SH_IS_ASH
|
||||
APPLET_NOUSAGE("sh", ash_main, _BB_DIR_BIN)
|
||||
#elif defined(BB_FEATURE_SH_IS_HUSH)
|
||||
APPLET_NOUSAGE("sh", hush_main, _BB_DIR_BIN)
|
||||
#elif defined(BB_FEATURE_SH_IS_LASH)
|
||||
APPLET_NOUSAGE("sh", lash_main, _BB_DIR_BIN)
|
||||
#elif defined(BB_FEATURE_SH_IS_MSH)
|
||||
APPLET_NOUSAGE("sh", msh_main, _BB_DIR_BIN)
|
||||
#endif
|
||||
#ifdef BB_SLEEP
|
||||
APPLET(sleep, sleep_main, _BB_DIR_BIN)
|
||||
|
||||
@ -1365,12 +1365,12 @@
|
||||
#define setkeycodes_example_usage \
|
||||
"$ setkeycodes e030 127\n"
|
||||
|
||||
#define sh_trivial_usage \
|
||||
#define lash_trivial_usage \
|
||||
"[FILE]...\n" \
|
||||
"or: sh -c command [args]..."
|
||||
#define sh_full_usage \
|
||||
#define lash_full_usage \
|
||||
"lash: The BusyBox LAme SHell (command interpreter)"
|
||||
#define sh_notes_usage \
|
||||
#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" \
|
||||
|
||||
2
lash.c
2
lash.c
@ -1545,7 +1545,7 @@ static void setup_job_control()
|
||||
tcsetpgrp(shell_terminal, shell_pgrp);
|
||||
}
|
||||
|
||||
int shell_main(int argc_l, char **argv_l)
|
||||
int lash_main(int argc_l, char **argv_l)
|
||||
{
|
||||
int opt, interactive=FALSE;
|
||||
FILE *input = stdin;
|
||||
|
||||
4
msh.c
4
msh.c
@ -143,7 +143,7 @@ static int newfile(char *s);
|
||||
static char *findeq(char *cp);
|
||||
static char *cclass(char *p, int sub);
|
||||
static void initarea(void);
|
||||
extern int shell_main(int argc, char **argv);
|
||||
extern int msh_main(int argc, char **argv);
|
||||
|
||||
|
||||
struct brkcon {
|
||||
@ -692,7 +692,7 @@ static char * current_prompt;
|
||||
*/
|
||||
|
||||
|
||||
extern int shell_main(int argc, char **argv)
|
||||
extern int msh_main(int argc, char **argv)
|
||||
{
|
||||
register int f;
|
||||
register char *s;
|
||||
|
||||
48
sh.c
48
sh.c
@ -1,48 +0,0 @@
|
||||
/* vi: set sw=4 ts=4: */
|
||||
/*
|
||||
* Shell wrapper file for busybox
|
||||
*
|
||||
* 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
|
||||
*
|
||||
*/
|
||||
|
||||
#include "Config.h"
|
||||
|
||||
/* This is to make testing things a bit simpler (to avoid
|
||||
* a full recompile) till we get the new build system in place */
|
||||
#if 0
|
||||
#undef BB_FEATURE_LASH
|
||||
#undef BB_FEATURE_HUSH
|
||||
#undef BB_FEATURE_MSH
|
||||
#define BB_FEATURE_ASH
|
||||
#endif
|
||||
|
||||
#if defined BB_FEATURE_ASH
|
||||
#include "ash.c"
|
||||
#elif defined BB_FEATURE_MSH
|
||||
#include "msh.c"
|
||||
#elif defined BB_FEATURE_HUSH
|
||||
#include "hush.c"
|
||||
#elif defined BB_FEATURE_LASH
|
||||
#include "lash.c"
|
||||
#endif
|
||||
|
||||
/*
|
||||
Local Variables:
|
||||
c-file-style: "linux"
|
||||
c-basic-offset: 4
|
||||
tab-width: 4
|
||||
End:
|
||||
*/
|
||||
@ -7638,7 +7638,7 @@ static void procargs (int, char **);
|
||||
*/
|
||||
|
||||
int
|
||||
shell_main(argc, argv)
|
||||
ash_main(argc, argv)
|
||||
int argc;
|
||||
char **argv;
|
||||
{
|
||||
@ -12874,7 +12874,7 @@ 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 1.15 2001/07/31 21:38:23 andersen Exp $
|
||||
* $Id: ash.c,v 1.16 2001/08/01 17:21:33 kraai Exp $
|
||||
*/
|
||||
static int timescmd (int argc, char **argv)
|
||||
{
|
||||
|
||||
@ -112,7 +112,7 @@
|
||||
#else
|
||||
#define applet_name "hush"
|
||||
#include "standalone.h"
|
||||
#define shell_main main
|
||||
#define hush_main main
|
||||
#undef BB_FEATURE_SH_FANCY_PROMPT
|
||||
#endif
|
||||
|
||||
@ -2562,7 +2562,7 @@ static void setup_job_control()
|
||||
tcsetpgrp(shell_terminal, shell_pgrp);
|
||||
}
|
||||
|
||||
int shell_main(int argc, char **argv)
|
||||
int hush_main(int argc, char **argv)
|
||||
{
|
||||
int opt;
|
||||
FILE *input;
|
||||
@ -2572,8 +2572,8 @@ int shell_main(int argc, char **argv)
|
||||
global_argc = argc;
|
||||
global_argv = argv;
|
||||
|
||||
/* (re?) initialize globals. Sometimes shell_main() ends up calling
|
||||
* shell_main(), therefore we cannot rely on the BSS to zero out this
|
||||
/* (re?) initialize globals. Sometimes hush_main() ends up calling
|
||||
* hush_main(), therefore we cannot rely on the BSS to zero out this
|
||||
* stuff. Reset these to 0 every time. */
|
||||
ifs = NULL;
|
||||
/* map[] is taken care of with call to update_ifs_map() */
|
||||
|
||||
@ -1545,7 +1545,7 @@ static void setup_job_control()
|
||||
tcsetpgrp(shell_terminal, shell_pgrp);
|
||||
}
|
||||
|
||||
int shell_main(int argc_l, char **argv_l)
|
||||
int lash_main(int argc_l, char **argv_l)
|
||||
{
|
||||
int opt, interactive=FALSE;
|
||||
FILE *input = stdin;
|
||||
|
||||
@ -143,7 +143,7 @@ static int newfile(char *s);
|
||||
static char *findeq(char *cp);
|
||||
static char *cclass(char *p, int sub);
|
||||
static void initarea(void);
|
||||
extern int shell_main(int argc, char **argv);
|
||||
extern int msh_main(int argc, char **argv);
|
||||
|
||||
|
||||
struct brkcon {
|
||||
@ -692,7 +692,7 @@ static char * current_prompt;
|
||||
*/
|
||||
|
||||
|
||||
extern int shell_main(int argc, char **argv)
|
||||
extern int msh_main(int argc, char **argv)
|
||||
{
|
||||
register int f;
|
||||
register char *s;
|
||||
|
||||
6
usage.h
6
usage.h
@ -1365,12 +1365,12 @@
|
||||
#define setkeycodes_example_usage \
|
||||
"$ setkeycodes e030 127\n"
|
||||
|
||||
#define sh_trivial_usage \
|
||||
#define lash_trivial_usage \
|
||||
"[FILE]...\n" \
|
||||
"or: sh -c command [args]..."
|
||||
#define sh_full_usage \
|
||||
#define lash_full_usage \
|
||||
"lash: The BusyBox LAme SHell (command interpreter)"
|
||||
#define sh_notes_usage \
|
||||
#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" \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user