diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 73 |
1 files changed, 42 insertions, 31 deletions
diff --git a/shell/hush.c b/shell/hush.c index 2cf2170..e9cec1c 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -95,6 +95,7 @@ //config:config HUSH //config: bool "hush (68 kb)" //config: default y +//config: select SHELL_HUSH //config: help //config: hush is a small shell. It handles the normal flow control //config: constructs such as if/then/elif/else/fi, for/in/do/done, while loops, @@ -106,10 +107,20 @@ //config: It does not handle select, aliases, tilde expansion, //config: &>file and >&file redirection of stdout+stderr. //config: +// This option is visible (has a description) to make it possible to select +// a "scripted" applet (such as NOLOGIN) but avoid selecting any shells: +//config:config SHELL_HUSH +//config: bool "Internal shell for embedded script support" +//config: default n +//config: +//config:# hush options +//config:# It's only needed to get "nice" menuconfig indenting. +//config:if SHELL_HUSH || HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: //config:config HUSH_BASH_COMPAT //config: bool "bash-compatible extensions" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_BRACE_EXPANSION //config: bool "Brace expansion" @@ -133,7 +144,7 @@ //config:config HUSH_INTERACTIVE //config: bool "Interactive mode" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable interactive mode (prompt and command editing). //config: Without this, hush simply reads and executes commands @@ -159,31 +170,31 @@ //config:config HUSH_TICK //config: bool "Support command substitution" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable `command` and $(command). //config: //config:config HUSH_IF //config: bool "Support if/then/elif/else/fi" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_LOOPS //config: bool "Support for, while and until loops" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_CASE //config: bool "Support case ... esac statement" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable case ... esac statement. +400 bytes. //config: //config:config HUSH_FUNCTIONS //config: bool "Support funcname() { commands; } syntax" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable support for shell functions. +800 bytes. //config: @@ -197,7 +208,7 @@ //config:config HUSH_RANDOM_SUPPORT //config: bool "Pseudorandom generator and $RANDOM variable" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable pseudorandom generator and dynamic variable "$RANDOM". //config: Each read of "$RANDOM" will generate a new pseudorandom value. @@ -205,7 +216,7 @@ //config:config HUSH_MODE_X //config: bool "Support 'hush -x' option and 'set -x' command" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: This instructs hush to print commands before execution. //config: Adds ~300 bytes. @@ -213,27 +224,27 @@ //config:config HUSH_ECHO //config: bool "echo builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_PRINTF //config: bool "printf builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_TEST //config: bool "test builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_HELP //config: bool "help builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_EXPORT //config: bool "export builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_EXPORT_N //config: bool "Support 'export -n' option" @@ -245,83 +256,83 @@ //config:config HUSH_READONLY //config: bool "readonly builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: help //config: Enable support for read-only variables. //config: //config:config HUSH_KILL //config: bool "kill builtin (supports kill %jobspec)" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_WAIT //config: bool "wait builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_COMMAND //config: bool "command builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_TRAP //config: bool "trap builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_TYPE //config: bool "type builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_TIMES //config: bool "times builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_READ //config: bool "read builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_SET //config: bool "set builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_UNSET //config: bool "unset builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_ULIMIT //config: bool "ulimit builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_UMASK //config: bool "umask builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_GETOPTS //config: bool "getopts builtin" //config: default y -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH //config: //config:config HUSH_MEMLEAK //config: bool "memleak builtin (debugging)" //config: default n -//config: depends on HUSH || SH_IS_HUSH || BASH_IS_HUSH +//config: depends on SHELL_HUSH +//config: +//config:endif # hush options //applet:IF_HUSH(APPLET(hush, BB_DIR_BIN, BB_SUID_DROP)) // APPLET_ODDNAME:name main location suid_type help //applet:IF_SH_IS_HUSH( APPLET_ODDNAME(sh, hush, BB_DIR_BIN, BB_SUID_DROP, hush)) //applet:IF_BASH_IS_HUSH(APPLET_ODDNAME(bash, hush, BB_DIR_BIN, BB_SUID_DROP, hush)) -//kbuild:lib-$(CONFIG_HUSH) += hush.o match.o shell_common.o -//kbuild:lib-$(CONFIG_SH_IS_HUSH) += hush.o match.o shell_common.o -//kbuild:lib-$(CONFIG_BASH_IS_HUSH) += hush.o match.o shell_common.o +//kbuild:lib-$(CONFIG_SHELL_HUSH) += hush.o match.o shell_common.o //kbuild:lib-$(CONFIG_HUSH_RANDOM_SUPPORT) += random.o /* -i (interactive) is also accepted, |