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-rw-r--r--shell/ash.c85
1 files changed, 36 insertions, 49 deletions
diff --git a/shell/ash.c b/shell/ash.c
index 9c46a93e0..20ed9652c 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -35,8 +35,6 @@
//config: bool "Optimize for size instead of speed"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Compile ash for reduced size at the price of speed.
//config:
//config:config ASH_INTERNAL_GLOB
//config: bool "Use internal glob() implementation"
@@ -46,6 +44,23 @@
//config: Do not use glob() function from libc, use internal implementation.
//config: Use this if you are getting "glob.h: No such file or directory"
//config: or similar build errors.
+//config: Note that as of now (2017-01), uclibc and musl glob() both have bugs
+//config: which would break ash if you select N here.
+//config:
+//config:config ASH_BASH_COMPAT
+//config: bool "bash-compatible extensions"
+//config: default y
+//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
+//config:
+//config:config ASH_JOB_CONTROL
+//config: bool "Job control"
+//config: default y
+//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
+//config:
+//config:config ASH_ALIAS
+//config: bool "Alias support"
+//config: default y
+//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
//config:
//config:config ASH_RANDOM_SUPPORT
//config: bool "Pseudorandom generator and $RANDOM variable"
@@ -63,88 +78,60 @@
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
//config: help
-//config: "PS#" may contain volatile content, such as backquote commands.
+//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.
//config:
-//config:config ASH_BASH_COMPAT
-//config: bool "bash-compatible extensions"
-//config: default y
-//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable bash-compatible extensions.
-//config:
//config:config ASH_IDLE_TIMEOUT
-//config: bool "Idle timeout variable"
-//config: default n
-//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enables bash-like auto-logout after $TMOUT seconds of idle time.
-//config:
-//config:config ASH_JOB_CONTROL
-//config: bool "Job control"
-//config: default y
-//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable job control in the ash shell.
-//config:
-//config:config ASH_ALIAS
-//config: bool "Alias support"
+//config: bool "Idle timeout variable $TMOUT"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
//config: help
-//config: Enable alias support in the ash shell.
+//config: Enable bash-like auto-logout after $TMOUT seconds of idle time.
//config:
-//config:config ASH_GETOPTS
-//config: bool "Builtin getopt to parse positional parameters"
+//config:config ASH_MAIL
+//config: bool "Check for new mail in interactive shell"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
//config: help
-//config: Enable support for getopts builtin in ash.
+//config: Enable "check for new mail" function:
+//config: if set, $MAIL file and $MAILPATH list of files
+//config: are checked for mtime changes, and "you have mail"
+//config: message is printed if change is detected.
//config:
//config:config ASH_BUILTIN_ECHO
-//config: bool "Builtin version of 'echo'"
+//config: bool "echo builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable support for echo builtin in ash.
//config:
//config:config ASH_BUILTIN_PRINTF
-//config: bool "Builtin version of 'printf'"
+//config: bool "printf builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable support for printf builtin in ash.
//config:
//config:config ASH_BUILTIN_TEST
-//config: bool "Builtin version of 'test'"
+//config: bool "test builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable support for test builtin in ash.
//config:
//config:config ASH_HELP
//config: bool "help builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
-//config: help
-//config: Enable help builtin in ash.
//config:
-//config:config ASH_CMDCMD
-//config: bool "'command' command to override shell builtins"
+//config:config ASH_GETOPTS
+//config: bool "getopts builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_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:config ASH_CMDCMD
+//config: bool "command builtin"
//config: default y
//config: depends on ASH || SH_IS_ASH || BASH_IS_ASH
//config: help
-//config: Enable "check for new mail" function in the ash shell.
+//config: Enable support for the 'command' builtin, which allows
+//config: you to run the specified command or builtin,
+//config: even when there is a function with the same name.
//config:
//config:endif # ash options