#!/usr/local/bin/tclsh
# FILE: "/home/joze/src/tclreadline/tclreadlineSetup.tcl.in"
# LAST MODIFICATION: "Sun Aug 22 22:30:43 1999 (joze)"
# (C) 1998, 1999 by Johannes Zellner, <johannes@zellner.org>
# $Id$
# ---
#
# tclreadline -- gnu readline for tcl
# Copyright (C) 1999 Johannes Zellner
#
# 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.
#
# johannes@zellner.org
# http://www.zellner.org/tclreadline/
#
# ==================================================================
package provide tclreadline @TCLREADLINE_VERSION@
proc unknown args {
global auto_noexec auto_noload env unknown_pending tcl_interactive
global errorCode errorInfo
# Save the values of errorCode and errorInfo variables, since they
# may get modified if caught errors occur below. The variables will
# be restored just before re-executing the missing command.
set savedErrorCode $errorCode
set savedErrorInfo $errorInfo
set name [lindex $args 0]
if ![info exists auto_noload] {
#
# Make sure we're not trying to load the same proc twice.
#
if [info exists unknown_pending($name)] {
return -code error "self-referential recursion in \"unknown\" for command \"$name\""
}
set unknown_pending($name) pending
set ret [catch {auto_load $name [uplevel 1 {namespace current}]} msg]
unset unknown_pending($name)
if {$ret != 0} {
return -code $ret -errorcode $errorCode \
"error while autoloading \"$name\": $msg"
}
if ![array size unknown_pending] {
unset unknown_pending
}
if $msg {
set errorCode $savedErrorCode
set errorInfo $savedErrorInfo
set code [catch {uplevel 1 $args} msg]
if {$code == 1} {
#
# Strip the last five lines off the error stack (they're
# from the "uplevel" command).
#
set new [split $errorInfo \n]
set new [join [lrange $new 0 [expr [llength $new] - 6]] \n]
return -code error -errorcode $errorCode \
-errorinfo $new $msg
} else {
return -code $code $msg
}
}
}
# REMOVED THE [info script] TEST (joze, SEP 98)
if {([info level] == 1) \
&& [info exists tcl_interactive] && $tcl_interactive} {
if ![info exists auto_noexec] {
set new [auto_execok $name]
if {$new != ""} {
set errorCode $savedErrorCode
set errorInfo $savedErrorInfo
set redir ""
if {[info commands console] == ""} {
set redir ">&@stdout <@stdin"
}
# LOOK FOR GLOB STUFF IN $ARGS (joze, SEP 98)
return [uplevel eval exec $redir $new \
[::tclreadline::Glob [lrange $args 1 end]]]
}
}
set errorCode $savedErrorCode
set errorInfo $savedErrorInfo
if {$name == "!!"} {
set newcmd [history event]
} elseif {[regexp {^!(.+)$} $name dummy event]} {
set newcmd [history event $event]
} elseif {[regexp {^\^([^^]*)\^([^^]*)\^?$} $name dummy old new]} {
set newcmd [history event -1]
catch {regsub -all -- $old $newcmd $new newcmd}
}
if [info exists newcmd] {
tclLog $newcmd
history change $newcmd 0
return [uplevel $newcmd]
}
set ret [catch {set cmds [info commands $name*]} msg]
if {[string compare $name "::"] == 0} {
set name ""
}
if {$ret != 0} {
return -code $ret -errorcode $errorCode \
"error in unknown while checking if \"$name\" is a unique command abbreviation: $msg"
}
if {[llength $cmds] == 1} {
return [uplevel [lreplace $args 0 0 $cmds]]
}
if {[llength $cmds] != 0} {
if {$name == ""} {
return -code error "empty command name \"\""
} else {
return -code error \
"ambiguous command name \"$name\": [lsort $cmds]"
}
}
}
return -code error "invalid command name \"$name\""
}
namespace eval tclreadline:: {
namespace export Setup Glob Loop InitCmds InitTclCmds InitTkCmds Print
}
# get the longest common completion
# e.g. str == {tcl_version tclreadline_version tclreadline_library}
# --> [tclreadline::GetCommon ${str}] == "tcl"
#
proc tclreadline::GetCommon {str} {
set match0 [lindex ${str} 0]
set len0 [string length $match0]
set no_matches [llength ${str}]
set part ""
for {set i 0} {$i < $len0} {incr i} {
set char [string index $match0 $i]
for {set j 1} {$j < $no_matches} {incr j} {
if {$char != [string index [lindex ${str} $j] $i]} {
break
}
}
if {$j < $no_matches} {
break
} else {
append part $char
}
}
return ${part}
}
proc tclreadline::vars_cmds_completer {part start end line} {
if {{$} == [string index $part 0]} {
# variable completion. Check first, if the
# variable starts with a plain `$' or should
# be enclosed in braces.
#
if {"\{" == [string index $part 1]} {
set var [string range $part 2 end]
set left "\$\{"
set right "\}"
} else {
set left "\$"
set right ""
set var [string range $part 1 end]
}
# check if $var is an array name, which
# already has already a "(" somewhere inside.
#
if {[regexp {([^(]*)\((.*)} $var all array name]} {
set matches [uplevel array names ${array} ${name}*]
if {1 == [llength $matches]} { ; # unique match
return "\$${array}(${matches})"
} elseif {"" != ${matches}} {
return \
"\$${array}([tclreadline::GetCommon ${matches}] ${matches}"
} else {
return ""; # nothing to complete
}
}
set matches [uplevel info vars "${var}*"]
if {1 == [llength $matches]} { ; # unique match
# check if this unique match is an
# array name, (whith no "(" yet).
#
if {[uplevel array exists $matches]} {
return "\$${matches}( [uplevel array names $matches]"
} else {
return [join [list $left $matches $right] ""]
}
} elseif {"" != $matches} { ; # more than one matches
return "${left}[tclreadline::GetCommon ${matches}] ${matches}"
} else {
return ""; # nothing to complete
}
} elseif {{[} == [string index $part 0]} {
set cmd [string range $part 1 end]
set matches [info commands "${cmd}*"]
if {1 == [llength $matches]} { ; # unique match
return [join [list "\[" $matches] ""]
} elseif {"" != $matches} {
return "${part} ${matches}"
} else {
return ""; # nothing to complete
}
} else {
return ""
}
return "NOTREACHED (this is probably an error)"
}
proc ::tclreadline::Setup {} {
uplevel #0 {
if {[info commands ::tclreadline::readline] == ""} {
::tclreadline::Init
}
tclreadline::readline customcompleter tclreadline::vars_cmds_completer
if {[catch {set a [::tclreadline::prompt1]}] \
&& [info nameofexecutable] != ""} {
namespace eval ::tclreadline {
variable prompt_string
set base [file tail [info nameofexecutable]]
if {$base == "tclsh" && [info exists tcl_version]} {
set prompt_string \
"\[0;91m$base$tcl_version\[0m"
} elseif {$base == "wish" && [info exists tk_version]} {
set prompt_string "\[0;94m$base$tk_version\[0m"
} else {
set prompt_string "\[0;91m$base\[0m"
}
}
if {"" == [info procs ::tclreadline::prompt1]} {
proc ::tclreadline::prompt1 {} {
variable prompt_string
global env
if {[catch {set pwd [pwd]} tmp]} {
set pwd "unable to get pwd"
}
if [info exists env(HOME)] {
regsub $env(HOME) $pwd "~" pwd
}
return "$prompt_string \[$pwd\]"
}
}
}
proc ls {args} {
if {[exec uname -s] == "Linux"} {
eval exec ls --color -FC [::tclreadline::Glob $args]
} else {
eval exec ls -FC [::tclreadline::Glob $args]
}
}
if {[info procs cd] == ""} {
catch {rename ::tclreadline::Cd ""}
rename cd ::tclreadline::Cd
proc cd {args} {
if {[catch {eval ::tclreadline::Cd $args} message]} {
puts stderr "$message"
}
ls
}
}
if {[info procs exit] == ""} {
catch {rename ::tclreadline::Exit ""}
rename exit ::tclreadline::Exit
proc exit {args} {
catch {
::tclreadline::readline write \
[::tclreadline::HistoryFileGet]
}
if [catch "eval ::tclreadline::Exit $args" message] {
puts stderr "error:"
puts stderr "$message"
}
# NOTREACHED
}
}
}
global pi
set pi 3.1415926535897931
set tcl_precision 17
global env
variable historyfile
if [info exists env(HOME)] {
set historyfile $env(HOME)/.tclsh-history
} else {
set historyfile .tclsh-history
}
set msg [::tclreadline::readline initialize $historyfile]
if {$msg != ""} {
puts stderr "$msg"
}
::tclreadline::InitCmds
rename ::tclreadline::Setup ""
}
proc ::tclreadline::HistoryFileGet {} {
variable historyfile
return $historyfile
}
proc ::tclreadline::Glob {string} {
set commandstring ""
foreach name $string {
set replace [glob -nocomplain -- $name]
if {$replace == ""} {
lappend commandstring $name
} else {
lappend commandstring $replace
}
}
# return $commandstring
# Christian Krone <krischan@sql.de> proposed
return [eval concat $commandstring]
}
proc ::tclreadline::Loop {} {
::tclreadline::Setup
uplevel #0 {
while {1} {
if [info exists tcl_prompt2] {
set ::tclreadline::prompt2 $tcl_prompt2
} else {
set ::tclreadline::prompt2 ">"
}
if {[namespace eval ::tclreadline {[info procs prompt1]}] != ""} {
set ::tclreadline::LINE [::tclreadline::readline read \
[::tclreadline::prompt1]]
} else {
set ::tclreadline::LINE [::tclreadline::readline read %]
}
while {![::tclreadline::readline complete $::tclreadline::LINE]} {
append ::tclreadline::LINE "\n"
append ::tclreadline::LINE [::tclreadline::readline read \
${::tclreadline::prompt2}]
}
# Magnus Eriksson <magnus.eriksson@netinsight.se> proposed
history add $::tclreadline::LINE
if [catch {
set result [eval $::tclreadline::LINE]
if {$result != "" && [::tclreadline::Print]} {
puts $result
}
set result ""
} msg] {
puts stderr $msg
}
}
}
}
proc ::tclreadline::Print {args} {
variable PRINT
if ![info exists PRINT] {
set ::tclreadline::PRINT yes
}
if [regexp -nocase \(true\|yes\|1\) $args] {
set ::tclreadline::PRINT yes
} elseif [regexp -nocase \(false\|no\|0\) $args] {
set ::tclreadline::PRINT no
}
return $PRINT
}
proc ::tclreadline::InitCmds {} {
global tcl_version tk_version
if {[info exists tcl_version]} {
::tclreadline::InitTclCmds
}
if {[info exists tk_version]} {
::tclreadline::InitTkCmds
}
rename tclreadline::InitCmds ""
}
proc ::tclreadline::InitTclCmds {} {
::tclreadline::readline add "after option ?arg arg ...?"
::tclreadline::readline add "append varName ?value value ...?"
::tclreadline::readline add "array option arrayName ?arg ...?"
::tclreadline::readline add "binary option ?arg arg ...?"
::tclreadline::readline add "catch command ?varName?"
::tclreadline::readline add "clock option ?arg ...?"
::tclreadline::readline add "close channelId"
::tclreadline::readline add "eof channelId"
::tclreadline::readline add "error message ?errorInfo? ?errorCode?"
::tclreadline::readline add "eval arg ?arg ...?"
::tclreadline::readline add "exec ?switches? arg ?arg ...?"
::tclreadline::readline add "expr arg ?arg ...?"
::tclreadline::readline add "fblocked channelId"
::tclreadline::readline add "fconfigure channelId ?optionName? ?value? ?optionName value?..."
::tclreadline::readline add "fcopy input output ?-size size? ?-command callback?"
::tclreadline::readline add "file option ?arg ...?"
::tclreadline::readline add "fileevent channelId event ?script?"
::tclreadline::readline add "flush channelId"
::tclreadline::readline add "for start test next command"
::tclreadline::readline add "foreach varList list ?varList list ...? command"
::tclreadline::readline add "format formatString ?arg arg ...?"
::tclreadline::readline add "gets channelId ?varName?"
::tclreadline::readline add "glob ?switches? name ?name ...?"
::tclreadline::readline add "global varName ?varName ...?"
::tclreadline::readline add "incr varName ?increment?"
::tclreadline::readline add "info option ?arg arg ...?"
::tclreadline::readline add "interp cmd ?arg ...?"
::tclreadline::readline add "join list ?joinString?"
::tclreadline::readline add "lappend varName ?value value ...?"
::tclreadline::readline add "lindex list index"
::tclreadline::readline add "linsert list index element ?element ...?"
::tclreadline::readline add "llength list"
::tclreadline::readline add "load fileName ?packageName? ?interp?"
::tclreadline::readline add "lrange list first last"
::tclreadline::readline add "lreplace list first last ?element element ...?"
::tclreadline::readline add "lsearch ?mode? list pattern"
::tclreadline::readline add "lsort ?options? list"
::tclreadline::readline add "namespace subcommand ?arg ...?"
::tclreadline::readline add "open fileName ?access? ?permissions?"
::tclreadline::readline add "package option ?arg arg ...?"
::tclreadline::readline add "proc name args body"
::tclreadline::readline add "puts ?-nonewline? ?channelId? string"
::tclreadline::readline add "read ?-nonewline? channelId"
::tclreadline::readline add "regexp ?switches? exp string ?matchVar? ?subMatchVar subMatchVar ...?"
::tclreadline::readline add "regsub ?switches? exp string subSpec varName"
::tclreadline::readline add "rename oldName newName"
::tclreadline::readline add "scan string format ?varName varName ...?"
::tclreadline::readline add "seek channelId offset ?origin?"
::tclreadline::readline add "set varName ?newValue?"
::tclreadline::readline add "socket ?-myaddr addr? ?-myport myport? ?-async? host port"
::tclreadline::readline add "socket -server command ?-myaddr addr? port"
::tclreadline::readline add "source fileName"
::tclreadline::readline add "split string ?splitChars?"
::tclreadline::readline add "string option arg ?arg ...?"
::tclreadline::readline add "subst ?-nobackslashes? ?-nocommands? ?-novariables? string"
::tclreadline::readline add "switch ?switches? string pattern body ... ?default body?"
::tclreadline::readline add "tell channelId"
::tclreadline::readline add "time command ?count?"
::tclreadline::readline add "trace option \[arg arg ...\]"
::tclreadline::readline add "unset varName ?varName ...?"
::tclreadline::readline add "uplevel ?level? command ?arg ...?"
::tclreadline::readline add "upvar ?level? otherVar localVar ?otherVar localVar ...?"
::tclreadline::readline add "vwait name"
::tclreadline::readline add "while test command"
rename tclreadline::InitTclCmds ""
}
proc ::tclreadline::InitTkCmds {} {
::tclreadline::readline add "bind window ?pattern? ?command?"
::tclreadline::readline add "bindtags window ?tags?"
::tclreadline::readline add "button pathName ?options?"
::tclreadline::readline add "canvas pathName ?options?"
::tclreadline::readline add "checkbutton pathName ?options?"
::tclreadline::readline add "clipboard option ?arg arg ...?"
::tclreadline::readline add "entry pathName ?options?"
::tclreadline::readline add "event option ?arg1?"
::tclreadline::readline add "font option ?arg?"
::tclreadline::readline add "frame pathName ?options?"
::tclreadline::readline add "grab option ?arg arg ...?"
::tclreadline::readline add "grid option arg ?arg ...?"
::tclreadline::readline add "image option ?args?"
::tclreadline::readline add "label pathName ?options?"
::tclreadline::readline add "listbox pathName ?options?"
::tclreadline::readline add "lower window ?belowThis?"
::tclreadline::readline add "menu pathName ?options?"
::tclreadline::readline add "menubutton pathName ?options?"
::tclreadline::readline add "message pathName ?options?"
::tclreadline::readline add "option cmd arg ?arg ...?"
::tclreadline::readline add "pack option arg ?arg ...?"
::tclreadline::readline add "radiobutton pathName ?options?"
::tclreadline::readline add "raise window ?aboveThis?"
::tclreadline::readline add "scale pathName ?options?"
::tclreadline::readline add "scrollbar pathName ?options?"
::tclreadline::readline add "selection option ?arg arg ...?"
::tclreadline::readline add "send ?options? interpName arg ?arg ...?"
::tclreadline::readline add "text pathName ?options?"
::tclreadline::readline add "tk option ?arg?"
::tclreadline::readline add "tkwait variable|visibility|window name"
::tclreadline::readline add "toplevel pathName ?options?"
::tclreadline::readline add "winfo option ?arg?"
::tclreadline::readline add "wm option window ?arg ...?"
rename tclreadline::InitTkCmds ""
}