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authorDenys Vlasenko <vda.linux@googlemail.com>2010-07-16 12:31:34 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2010-07-16 12:31:34 (GMT)
commit771f1995a99e63600a513f97ce35cbb9f6865138 (patch)
treebcf36201ace3b73e8158fe3f248539bd155718dc
parent29082231d0cb1a5b327de5d515b16f332d4dbdaf (diff)
downloadbusybox-771f1995a99e63600a513f97ce35cbb9f6865138.tar.gz
busybox-771f1995a99e63600a513f97ce35cbb9f6865138.tar.bz2
ash: move config stuff into ash.c, no code chages
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--include/applets.src.h3
-rw-r--r--include/usage.src.h7
-rw-r--r--shell/Config.src114
-rw-r--r--shell/Kbuild.src3
-rw-r--r--shell/ash.c117
-rw-r--r--shell/hush.c2
6 files changed, 126 insertions, 120 deletions
diff --git a/include/applets.src.h b/include/applets.src.h
index 5d84597..6ca0c32 100644
--- a/include/applets.src.h
+++ b/include/applets.src.h
@@ -72,10 +72,8 @@ IF_ADJTIMEX(APPLET(adjtimex, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_AR(APPLET(ar, _BB_DIR_USR_BIN, _BB_SUID_DROP))
IF_ARP(APPLET(arp, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_ARPING(APPLET(arping, _BB_DIR_USR_BIN, _BB_SUID_DROP))
-IF_ASH(APPLET(ash, _BB_DIR_BIN, _BB_SUID_DROP))
IF_AWK(APPLET_NOEXEC(awk, awk, _BB_DIR_USR_BIN, _BB_SUID_DROP, awk))
IF_BASENAME(APPLET_NOFORK(basename, basename, _BB_DIR_USR_BIN, _BB_SUID_DROP, basename))
-IF_FEATURE_BASH_IS_ASH(APPLET_ODDNAME(bash, ash, _BB_DIR_BIN, _BB_SUID_DROP, bash))
IF_BBCONFIG(APPLET(bbconfig, _BB_DIR_BIN, _BB_SUID_DROP))
//IF_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_DROP))
IF_BEEP(APPLET(beep, _BB_DIR_USR_BIN, _BB_SUID_DROP))
@@ -344,7 +342,6 @@ IF_SETLOGCONS(APPLET(setlogcons, _BB_DIR_USR_SBIN, _BB_SUID_DROP))
IF_SETSEBOOL(APPLET(setsebool, _BB_DIR_USR_SBIN, _BB_SUID_DROP))
IF_SETSID(APPLET(setsid, _BB_DIR_USR_BIN, _BB_SUID_DROP))
IF_SETUIDGID(APPLET_ODDNAME(setuidgid, chpst, _BB_DIR_USR_BIN, _BB_SUID_DROP, setuidgid))
-IF_FEATURE_SH_IS_ASH(APPLET_ODDNAME(sh, ash, _BB_DIR_BIN, _BB_SUID_DROP, sh))
IF_SHA1SUM(APPLET_ODDNAME(sha1sum, md5_sha1_sum, _BB_DIR_USR_BIN, _BB_SUID_DROP, sha1sum))
IF_SHA256SUM(APPLET_ODDNAME(sha256sum, md5_sha1_sum, _BB_DIR_USR_BIN, _BB_SUID_DROP, sha256sum))
IF_SHA512SUM(APPLET_ODDNAME(sha512sum, md5_sha1_sum, _BB_DIR_USR_BIN, _BB_SUID_DROP, sha512sum))
diff --git a/include/usage.src.h b/include/usage.src.h
index b339600..46d64c1 100644
--- a/include/usage.src.h
+++ b/include/usage.src.h
@@ -115,13 +115,6 @@ INSERT
"\n -s SRC_IP Sender IP address" \
"\n DST_IP Target IP address" \
-#define sh_trivial_usage NOUSAGE_STR
-#define sh_full_usage ""
-#define ash_trivial_usage NOUSAGE_STR
-#define ash_full_usage ""
-#define bash_trivial_usage NOUSAGE_STR
-#define bash_full_usage ""
-
#define awk_trivial_usage \
"[OPTIONS] [AWK_PROGRAM] [FILE]..."
#define awk_full_usage "\n\n" \
diff --git a/shell/Config.src b/shell/Config.src
index f415a5f..6389d94 100644
--- a/shell/Config.src
+++ b/shell/Config.src
@@ -7,109 +7,6 @@ menu "Shells"
INSERT
-config ASH
- bool "ash"
- default y
- depends on !NOMMU
- help
- Tha 'ash' shell adds about 60k in the default configuration and is
- the most complete and most pedantically correct shell included with
- busybox. This shell is actually a derivative of the Debian 'dash'
- shell (by Herbert Xu), which was created by porting the 'ash' shell
- (written by Kenneth Almquist) from NetBSD.
-
-config ASH_BASH_COMPAT
- bool "bash-compatible extensions"
- default y
- depends on ASH
- help
- Enable bash-compatible extensions.
-
-config ASH_JOB_CONTROL
- bool "Job control"
- default y
- depends on ASH
- help
- Enable job control in the ash shell.
-
-config ASH_ALIAS
- bool "alias support"
- default y
- depends on ASH
- help
- Enable alias support in the ash shell.
-
-config ASH_GETOPTS
- bool "Builtin getopt to parse positional parameters"
- default y
- depends on ASH
- help
- Enable getopts builtin in the ash shell.
-
-config ASH_BUILTIN_ECHO
- bool "Builtin version of 'echo'"
- default y
- depends on ASH
- help
- Enable support for echo, builtin to ash.
-
-config ASH_BUILTIN_PRINTF
- bool "Builtin version of 'printf'"
- default y
- depends on ASH
- help
- Enable support for printf, builtin to ash.
-
-config ASH_BUILTIN_TEST
- bool "Builtin version of 'test'"
- default y
- depends on ASH
- help
- Enable support for test, builtin to ash.
-
-config ASH_CMDCMD
- bool "'command' command to override shell builtins"
- default y
- depends on ASH
- help
- Enable support for the ash 'command' builtin, which allows
- you to run the specified command with the specified arguments,
- even when there is an ash builtin command with the same name.
-
-config ASH_MAIL
- bool "Check for new mail on interactive shells"
- default n
- depends on ASH
- help
- Enable "check for new mail" in the ash shell.
-
-config ASH_OPTIMIZE_FOR_SIZE
- bool "Optimize for size instead of speed"
- default y
- depends on ASH
- help
- Compile ash for reduced size at the price of speed.
-
-config ASH_RANDOM_SUPPORT
- bool "Pseudorandom generator and $RANDOM variable"
- default y
- depends on ASH
- help
- Enable pseudorandom generator and dynamic variable "$RANDOM".
- Each read of "$RANDOM" will generate a new pseudorandom value.
- You can reset the generator by using a specified start value.
- After "unset RANDOM" the generator will switch off and this
- variable will no longer have special treatment.
-
-config ASH_EXPAND_PRMT
- bool "Expand prompt string"
- default y
- depends on ASH
- help
- "PS#" may contain volatile content, such as backquote commands.
- This option recreates the prompt string from the environment
- variable each time it is displayed.
-
choice
prompt "Choose which shell is aliased to 'sh' name"
@@ -284,12 +181,17 @@ config CTTYHACK
::respawn:/bin/cttyhack /bin/sh
+ Starting an interactive shell from boot shell script:
+
+ setsid cttyhack sh
+
Giving controlling tty to shell running with PID 1:
- $ exec cttyhack sh
+ # exec cttyhack sh
- Starting an interactive shell from boot shell script:
+ Without cttyhack, you need to know exact tty name,
+ and do something like this:
- setsid cttyhack sh
+ # exec setsid sh -c 'exec sh </dev/tty1 >/dev/tty1 2>&1'
endmenu
diff --git a/shell/Kbuild.src b/shell/Kbuild.src
index c7eb5b6..bce9924 100644
--- a/shell/Kbuild.src
+++ b/shell/Kbuild.src
@@ -8,8 +8,5 @@ lib-y:=
INSERT
-lib-$(CONFIG_ASH) += ash.o ash_ptr_hack.o shell_common.o
lib-$(CONFIG_CTTYHACK) += cttyhack.o
-
lib-$(CONFIG_SH_MATH_SUPPORT) += math.o
-lib-$(CONFIG_ASH_RANDOM_SUPPORT) += random.o
diff --git a/shell/ash.c b/shell/ash.c
index 0337a55..9b33e78 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -70,6 +70,123 @@
# error "Do not even bother, ash will not run on NOMMU machine"
#endif
+//applet:IF_ASH(APPLET(ash, _BB_DIR_BIN, _BB_SUID_DROP))
+//applet:IF_FEATURE_SH_IS_ASH(APPLET_ODDNAME(sh, ash, _BB_DIR_BIN, _BB_SUID_DROP, sh))
+//applet:IF_FEATURE_BASH_IS_ASH(APPLET_ODDNAME(bash, ash, _BB_DIR_BIN, _BB_SUID_DROP, bash))
+
+//kbuild:lib-$(CONFIG_ASH) += ash.o ash_ptr_hack.o shell_common.o
+//kbuild:lib-$(CONFIG_ASH_RANDOM_SUPPORT) += random.o
+
+//config:config ASH
+//config: bool "ash"
+//config: default y
+//config: depends on !NOMMU
+//config: help
+//config: Tha 'ash' shell adds about 60k in the default configuration and is
+//config: the most complete and most pedantically correct shell included with
+//config: busybox. This shell is actually a derivative of the Debian 'dash'
+//config: shell (by Herbert Xu), which was created by porting the 'ash' shell
+//config: (written by Kenneth Almquist) from NetBSD.
+//config:
+//config:config ASH_BASH_COMPAT
+//config: bool "bash-compatible extensions"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable bash-compatible extensions.
+//config:
+//config:config ASH_JOB_CONTROL
+//config: bool "Job control"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable job control in the ash shell.
+//config:
+//config:config ASH_ALIAS
+//config: bool "alias support"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable alias support in the ash shell.
+//config:
+//config:config ASH_GETOPTS
+//config: bool "Builtin getopt to parse positional parameters"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable getopts builtin in the ash shell.
+//config:
+//config:config ASH_BUILTIN_ECHO
+//config: bool "Builtin version of 'echo'"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable support for echo, builtin to ash.
+//config:
+//config:config ASH_BUILTIN_PRINTF
+//config: bool "Builtin version of 'printf'"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable support for printf, builtin to ash.
+//config:
+//config:config ASH_BUILTIN_TEST
+//config: bool "Builtin version of 'test'"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable support for test, builtin to ash.
+//config:
+//config:config ASH_CMDCMD
+//config: bool "'command' command to override shell builtins"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable support for the ash 'command' builtin, which allows
+//config: you to run the specified command with the specified arguments,
+//config: even when there is an ash builtin command with the same name.
+//config:
+//config:config ASH_MAIL
+//config: bool "Check for new mail on interactive shells"
+//config: default n
+//config: depends on ASH
+//config: help
+//config: Enable "check for new mail" in the ash shell.
+//config:
+//config:config ASH_OPTIMIZE_FOR_SIZE
+//config: bool "Optimize for size instead of speed"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Compile ash for reduced size at the price of speed.
+//config:
+//config:config ASH_RANDOM_SUPPORT
+//config: bool "Pseudorandom generator and $RANDOM variable"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: Enable pseudorandom generator and dynamic variable "$RANDOM".
+//config: Each read of "$RANDOM" will generate a new pseudorandom value.
+//config: You can reset the generator by using a specified start value.
+//config: After "unset RANDOM" the generator will switch off and this
+//config: variable will no longer have special treatment.
+//config:
+//config:config ASH_EXPAND_PRMT
+//config: bool "Expand prompt string"
+//config: default y
+//config: depends on ASH
+//config: help
+//config: "PS#" may contain volatile content, such as backquote commands.
+//config: This option recreates the prompt string from the environment
+//config: variable each time it is displayed.
+
+//usage:#define ash_trivial_usage NOUSAGE_STR
+//usage:#define ash_full_usage ""
+//usage:#define sh_trivial_usage NOUSAGE_STR
+//usage:#define sh_full_usage ""
+//usage:#define bash_trivial_usage NOUSAGE_STR
+//usage:#define bash_full_usage ""
+
/* ============ Hash table sizes. Configurable. */
diff --git a/shell/hush.c b/shell/hush.c
index c5a8ea6..56a3f4b 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -114,7 +114,7 @@
//config: bool "hush"
//config: default y
//config: help
-//config: hush is a small shell (22k). It handles the normal flow control
+//config: hush is a small shell (25k). It handles the normal flow control
//config: constructs such as if/then/elif/else/fi, for/in/do/done, while loops,
//config: case/esac. Redirections, here documents, $((arithmetic))
//config: and functions are supported.