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# Wishrc startup for ToolScript (xcircuit)
#
# Loads the shared object (xcircuit.so) file into Tcl, runs the
# wrapper script to generate the GUI, then runs the initialization
# routine for the XCircuit package.
global XCOps
set envlibdir [array get env "XCIRCUIT_LIB_DIR"]
if {$envlibdir == {}} {
set XCIRCUIT_LIB_DIR LIBDIR
}
unset envlibdir
set exelibdir [array get env "XCIRCUIT_EXELIB_DIR"]
if {$exelibdir == {}} {
set exelibdir LIBDIR
}
set envsrcdir [array get env "XCIRCUIT_SRC_DIR"]
if {$envsrcdir != {}} {
set path [lindex $envsrcdir 1]
} else {
set path SCRIPTSDIR
set XCIRCUIT_SRC_DIR $path
}
unset envsrcdir
if {[string compare $tcl_platform(platform) "windows"] == 0} {
set libext .dll
} else {
set libext .so
}
set tcllibdir $path
if {![file exists ${exelibdir}/xcircuit$libext]} {
set tcllibdir ${path}/tcl
}
if {![file exists ${exelibdir}/xcircuit$libext]} {
puts stderr "Error: Cannot find file xcircuit$libext"
}
load ${exelibdir}/xcircuit$libext
package require Xcircuit
# It is important to make sure no magic commands overlap with Tcl built-in
# commands, because otherwise the namespace import will fail.
proc pushnamespace { name } {
set y [namespace eval ${name} info commands ::${name}::*]
set z [info commands]
foreach v $y {
regsub -all {\*} $v {\\*} i
set x [namespace tail $i]
if {[lsearch $z $x] < 0} {
namespace import $i
} else {
puts "Warning: ${name} command '$x' use fully-qualified name '$v'"
}
}
}
proc popnamespace { name } {
set z [info commands]
set l [expr [string length ${name}] + 5]
while {[set v [lsearch $z ${name}_tcl_*]] >= 0} {
set y [lindex $z $v]
set w [string range $y $l end]
interp alias {} ::$w {}
rename ::$y ::$w
puts "Info: replacing ::$w with ::$y"
}
namespace forget ::${name}::*
}
set auto_noexec 1 ;# don't EVER call UNIX commands w/o "shell" in front
# Have we called xcircuit from tkcon?
if {[lsearch [interp aliases] tkcon] != -1} {
set XcConsole tkcon
wm withdraw .
# Rename conflicting TkCon commands before pushing xcircuit's namespace
if {[lsearch [info commands] orig_edit] < 0} { rename edit orig_edit }
} else {
# Extend the "unknown" command-line handler to be compatible with the
# way we have renamed certain core Tcl/Tk functions.
rename unknown tcl_unknown
proc unknown { args } {
# CAD tools special:
# Check for commands which were renamed to tcl_(command)
set cmd [lindex $args 0]
if {[lsearch [info commands] tcl_$cmd] >= 0} {
set arglist [concat tcl_$cmd [lrange $args 1 end]]
set ret [catch {eval $arglist} result]
if {$ret == 0} {
return $result
} else {
return -code $ret -errorcode $errorCode $result
}
}
return [eval [concat tcl_unknown $args]]
}
}
# Rename conflicting Tcl/Tk commands before pushing xcircuit's namespace
if {[lsearch [info commands] tcl_label] < 0} { rename label tcl_label }
# Allow commands in the xcircuit namespace to be called from the toplevel namespace
pushnamespace xcircuit
#----------------------------------------------------------------------
# Cross-Application section
#----------------------------------------------------------------------
# Check namespaces for existence of other applications
set UsingMagic 0
set UsingIRSIM 0
set UsingNetgen 0
set nlist [namespace children]
foreach i $nlist {
switch $i {
::magic { set UsingMagic 1 }
::irsim { set UsingIRSIM 1 }
::netgen { set UsingNetgen 1 }
}
}
# Setup IRSIM assuming that the Tcl version is installed.
# We do not need to rename procedure irsim to NULL because it is
# redefined in a script, which simply overwrites the original.
proc irsim { args } {
global CAD_ROOT
set irsimscript [glob -nocomplain ${CAD_ROOT}/irsim/tcl/irsim.tcl]
if { ${irsimscript} == {} } {
puts stderr "\"irsim\" requires Tcl-based IRSIM version 9.6 or newer."
puts stderr "Could not find script \"irsim.tcl\". If IRSIM is installed in a"
puts stderr "place other than CAD_ROOT (=${CAD_ROOT}), use the command"
puts stderr "\"source <path>/irsim.tcl\" before doing \"irsim\"."
} else {
source $irsimscript
eval {irsim} $args
}
}
# Setup Magic assuming that the Tcl version is installed.
proc magic { args } {
global CAD_ROOT
set magicscript [glob -nocomplain ${CAD_ROOT}/magic/tcl/magic.tcl]
if { ${magicscript} == {} } {
puts stderr "\"magic\" requires Tcl-based Magic version 7.2 or newer."
puts stderr "Could not find script \"magic.tcl\". If Magic is installed in a"
puts stderr "place other than CAD_ROOT (=${CAD_ROOT}), use the command"
puts stderr "\"source <path>/magic.tcl\"."
} else {
set argv $args
set argc [llength $args]
uplevel #0 source $magicscript
}
}
# Setup Netgen assuming that the Tcl version is installed.
proc netgen { args } {
global CAD_ROOT
set netgenscript [glob -nocomplain ${CAD_ROOT}/netgen/tcl/netgen.tcl]
if { ${netgenscript} == {} } {
puts stderr "\"netgen\" requires Tcl-based Netgen version 1.2 or newer."
puts stderr "Could not find script \"netgen.tcl\". If Netgen is installed in a"
puts stderr "place other than CAD_ROOT (=${CAD_ROOT}), use the command"
puts stderr "\"source <path>/netgen.tcl\"."
} else {
set argv $args
set argc [llength $args]
source $netgenscript
}
}
# Source the default resources file
source ${tcllibdir}/resource.tcl
# Sourcing of individual resource overrides
set envhomedir [array get env "HOME"]
if {$envhomedir != {}} {
set homepath [lindex $envhomedir 1]
set homedefaults ${homepath}/.Xdefaults
if {[file exists $homedefaults]} {
if {[catch {option readfile $homedefaults userDefault}]} {
puts stderr "Warning: Error parsing file $homedefaults"
}
}
unset homedefaults
unset homepath
}
unset envhomedir
# Run the xcircuit start function
if {[string length $argv] == 0} {
# Source the GUI-generating script
source ${tcllibdir}/wrapper.tcl
xcircuit::start .xcircuit
} else {
set do_wrapper true
set argafter {xcircuit::start}
for {set i 0} {$i < $argc} {incr i 1} {
set x [lindex $argv $i]
switch -regexp -- $x {
^-now {
set do_wrapper false
}
^-r {
set XCOps(library) "all"
}
^-noc {
# this option already handled---absorb it and do nothing.
}
default {
lappend argafter $x
}
}
}
# Set up for interactive or filter (batch) mode processing
if {$do_wrapper} {
# Source the GUI-generating script
source ${tcllibdir}/wrapper.tcl
set argafter [linsert $argafter 1 .xcircuit]
} else {
simple .xcdummy -exitproc "quitnocheck"
set XCOps(window) .xcdummy
}
unset x i do_wrapper
eval $argafter ;# xcircuit::start .xcircuit ${argv}
}
unset tcllibdir
# The GUI wrapper iconifies the window while generating it
catch {wm deiconify $XCOps(toplevel)}
# Invoke the "wire" button by default
catch {$XCOps(focus).mainframe.toolbar.bw invoke}
# Xcircuit start function drops back to interpreter after initialization & setup
if {[string range [wm title .] 0 3] == "wish"} {
wm withdraw .
}
if {[string range [wm title .] 0 8] == "xcircexec"} {
wm withdraw .
}
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