Add menuconfig, plus some basic Config info, lots of which is just future

plans for toysh.  Nothing's currently _using_ this config info, but at least
it's being generated now.

1 files changed, 150 insertions, 0 deletions

diff --git a/lib/Config.in b/lib/Config.in
new file mode 100644
index 00000000..8ed272cf
--- /dev/null
+++ b/lib/Config.in
@@ -0,0 +1,150 @@
+menu "Toys"
+
+config CONFIG_DF
+	bool "df (disk free)"
+	default n
+	help
+	  usage: df [-t type] [FILESYSTEM ...]
+
+	  The "disk free" command, df shows total/used/available disk space for
+	  each filesystem listed on the command line, or all currently mounted
+	  filesystems.
+
+	  -t type
+		Display only filesystems of this type.
+
+config CONFIG_DF_PEDANTIC
+	bool "options -P and -k"
+	default n
+	depends on CONFIG_DF
+	help
+	  usage: df [-Pk]
+
+	  -P	The SUSv3 "Pedantic" option
+
+		Provides a slightly less useful output format dictated by
+		the Single Unix Specification version 3, and sets the
+		units to 512 bytes instead of the default 1024 bytes.
+
+	  -k	Sets units back to 1024 bytes (the default without -P)
+
+config CONFIG_TOYSH
+	bool "sh (toysh)"
+	default n
+	help
+	  usage: sh [-c command] [script]
+
+	  The toybox command shell.  Runs a shell script, or else reads input
+	  interactively and responds to it.
+
+	  -c	command line to execute
+
+config CONFIG_TOYSH_TTY
+	bool "Interactive shell (terminal control)"
+	default n
+	depends on CONFIG_TOYSH
+	help
+	  Add terminal control to toysh.  This is necessary for interactive use,
+	  so the shell isn't killed by CTRL-C.
+
+config CONFIG_TOYSH_PROFILE
+	bool "Profile support"
+	default n
+	depends on CONFIG_TOYSH_TTY
+	help
+	  Read /etc/profile and ~/.profile when running interactively.
+
+	  Also enables the built-in command "source".
+
+config CONFIG_TOYSH_JOBCTL
+	bool "Job Control (fg, bg, jobs)"
+	default n
+	depends on CONFIG_TOYSH_TTY
+	help
+	  Add job cocntrol to toysh.  This lets toysh handle CTRL-Z, and enables
+	  the built-in commands "fg", "bg", and "jobs".
+
+	  With pipe support, enable use of "&" to run background processes.
+
+config CONFIG_TOYSH_FLOWCTL
+	bool "Flow control (if, while, for, functions)"
+	default n
+	depends on CONFIG_TOYSH
+	help
+	  Add flow control to toysh.  This enables the if/then/else/fi,
+	  while/do/done, and for/do/done constructs.
+
+	  With pipe support, this enables the ability to define functions
+	  using the "function name" or "name()" syntax, plus curly brackets
+	  "{ }" to group commands.
+
+config CONFIG_TOYSH_QUOTES
+	bool "Smarter argument parsing (quotes)"
+	default n
+	depends on CONFIG_TOYSH
+	help
+	  Add support for parsing "" and '' style quotes to the toysh command
+	  parser, with lets arguments have spaces in them.
+
+
+config CONFIG_TOYSH_WILDCARDS
+	bool "Wildcards ( ?*{,} )"
+	default n
+	depends on CONFIG_TOYSH_QUOTES
+	help
+	  Expand wildcards in argument names, ala "ls -l *.t?z" and
+	  "rm subdir/{one,two,three}.txt".
+
+config CONFIG_TOYSH_PROCARGS
+	bool "Executable arguments ( `` and $() )"
+	default n
+	depends on CONFIG_TOYSH_QUOTES
+	help
+	  Add support for executing arguments contianing $() and ``, using
+	  the output of the command as the new argument value(s).
+
+	  (Bash calls this "command substitution".)
+
+config CONFIG_TOYSH_ENVVARS
+	bool "Environment variable support"
+	default n
+	depends on CONFIG_TOYSH_QUOTES
+	help
+	  Substitute environment variable values for $VARNAME or ${VARNAME},
+	  and enable the built-in command "export".
+
+config CONFIG_TOYSH_LOCALS
+	bool "Local variables"
+	default n
+	depends on CONFIG_TOYSH_ENVVARS
+	help
+	  Support for local variables, fancy prompts ($PS1), the "set" command,
+	  and $?.
+
+config CONFIG_TOYSH_ARRAYS
+	bool "Array variables"
+	default n
+	depends on CONFIG_TOYSH_LOCALS
+	help
+	  Support for ${blah[blah]} style array variables.
+
+config CONFIG_TOYSH_PIPES
+	bool "Pipes and redirects ( | > >> < << & && | || () ; )"
+	default n
+	depends on CONFIG_TOYSH
+	help
+	  Support multiple commands on the same command line.  This includes
+	  | pipes, > >> < redirects, << here documents, || && conditional
+	  execution, () subshells, ; sequential execution, and (with job
+	  control) & background processes.
+
+config CONFIG_TOYSH_BUILTINS
+	bool "Builtin commands"
+	default n
+	depends on CONFIG_TOYSH
+	help
+	  Adds the commands exec, fg, bg, help, jobs, pwd, export, source, set,
+	  unset, read, alias.
+
+endmenu
+