Index: Externals/Eagle/bin/Eagle.dll
==================================================================
--- Externals/Eagle/bin/Eagle.dll
+++ Externals/Eagle/bin/Eagle.dll
cannot compute difference between binary files

Index: Externals/Eagle/bin/EagleShell.exe
==================================================================
--- Externals/Eagle/bin/EagleShell.exe
+++ Externals/Eagle/bin/EagleShell.exe
cannot compute difference between binary files

Index: Externals/Eagle/bin/EagleShell32.exe
==================================================================
--- Externals/Eagle/bin/EagleShell32.exe
+++ Externals/Eagle/bin/EagleShell32.exe
cannot compute difference between binary files

Index: Externals/Eagle/bin/x64/Spilornis.dll
==================================================================
--- Externals/Eagle/bin/x64/Spilornis.dll
+++ Externals/Eagle/bin/x64/Spilornis.dll
cannot compute difference between binary files

Index: Externals/Eagle/bin/x86/Spilornis.dll
==================================================================
--- Externals/Eagle/bin/x86/Spilornis.dll
+++ Externals/Eagle/bin/x86/Spilornis.dll
cannot compute difference between binary files

Index: Externals/Eagle/lib/Eagle1.0/init.eagle
==================================================================
--- Externals/Eagle/lib/Eagle1.0/init.eagle
+++ Externals/Eagle/lib/Eagle1.0/init.eagle
@@ -2035,11 +2035,11 @@
       }
 
       upvar 1 $a array
 
       if {![array exists array]} {
-        error "\"$a\" isn't an array"
+        error [appendArgs \" $a "\" isn't an array"]
       }
 
       set names [lsort [eval array names array $args]]
       set maxLength 0
 
@@ -2156,19 +2156,156 @@
         set command test1
       }
 
       return [uplevel 1 [list $command $name $description] $args]
     }
+
+    proc isObjectHandle { value } {
+      set pattern [string map [list \\ \\\\ \[ \\\[ \] \\\]] $value]
+      set objects [info objects $pattern]
+
+      if {[llength $objects] == 1 && [lindex $objects 0] eq $value} then {
+        return true
+      }
+
+      return false
+    }
+
+    proc isManagedType { name } {
+      if {[llength [info commands object]] > 0} then {
+        if {![isObjectHandle $name]} then {
+          if {[catch {
+            object members -matchnameonly -nameonly -pattern Equals $name
+          } result] == 0 && $result eq "Equals"} then {
+            return true
+          }
+        }
+      }
+
+      return false
+    }
+
+    proc canGetManagedType { name {varName ""} } {
+      if {[llength [info commands object]] > 0} then {
+        if {![isObjectHandle $name]} then {
+          set cultureInfo [object invoke Interpreter.GetActive CultureInfo]
+          set type null
+
+          set code [object invoke -create -alias -flags +NonPublic \
+              Value GetType "" $name null null None $cultureInfo type]
+
+          if {[$code ToString] eq "Ok"} then {
+            if {[string length $varName] > 0} then {
+              upvar 1 $varName typeName
+            }
+
+            set typeName [$type AssemblyQualifiedName]
+
+            if {[isManagedType $typeName]} then {
+              return true
+            }
+          }
+        }
+      }
+
+      return false
+    }
+
+    proc unknownObjectInvoke { level name args } {
+      #
+      # NOTE: This is an [unknown] procedure that attempts to lookup the
+      #       name as a CLR type and then attempts to use [object invoke]
+      #       with it, merging options and arguments as necessary.
+      #
+      if {[llength [info commands object]] > 0 && \
+          ([isManagedType $name] || [canGetManagedType $name name])} then {
+        #
+        # NOTE: Get possible options for the [object invoke] sub-command.
+        #
+        set options [object invoke Utility GetInvokeOptions Invoke]
+
+        #
+        # NOTE: Create argument list for the artificial [object invoke]
+        #       alias.  This always has two arguments.
+        #
+        set arguments1 [object create ArgumentList object invoke]
+
+        #
+        # NOTE: Create argument list for the entire command being handled.
+        #       There may be options right after the command name itself.
+        #
+        set arguments2 [eval \
+            object create ArgumentList [concat [list $name] $args]]
+
+        #
+        # NOTE: Setup output arguments needed for the MergeArguments method.
+        #
+        set arguments3 null; set error null
+
+        #
+        # NOTE: Attempt to merge the option and non-option arguments into a
+        #       single list of arguments.
+        #
+        set code [object invoke -alias -flags +NonPublic \
+            Interpreter.GetActive MergeArguments $options $arguments1 \
+            $arguments2 2 1 false false arguments3 error]
+
+        #
+        # NOTE: Was the argument merging process successful?
+        #
+        if {$code eq "Ok"} then {
+          #
+          # NOTE: Jump up from our call frame (and optionally that of our
+          #       caller) and attempt to invoke the specified static object
+          #       method with the final list of merged arguments.
+          #
+          return [uplevel [expr {$level + 1}] [$arguments3 ToString]]
+        } else {
+          #
+          # NOTE: Failed to merge the arguments, raise an error.
+          #
+          error [$error ToString]
+        }
+      }
+
+      continue; # NOTE: Not handled.
+    }
 
     proc unknown { name args } {
       #
-      # NOTE: This is a stub unknown procedure that simply produces an
-      #       appropriate error message.
+      # NOTE: This is an [unknown] procedure that normally produces an
+      #       appropriate error message; however, it can optionally try
+      #       to invoke a static object method.
       #
       # TODO: Add support for auto-loading packages here in the future?
       #
-      return -code error "invalid command name \"$name\""
+      if {[hasRuntimeOption unknownObjectInvoke] && \
+          [llength [info commands object]] > 0} then {
+        #
+        # NOTE: In the context of the caller, attempt to invoke a static
+        #       object method using the specified arguments (which may
+        #       contain variable names).
+        #
+        if {[catch {
+          eval unknownObjectInvoke 1 [list $name] $args
+        } result] == 0} then {
+          #
+          # NOTE: The static object method was invoked successfully.
+          #       Return its result.
+          #
+          return -code ok $result
+        } elseif {[string length $result] > 0} then {
+          #
+          # NOTE: Attempting to invoke the static object method raised
+          #       an error.  Re-raise it now.  If no error message was
+          #       provided, fallback on the default (below).
+          #
+          return -code error $result
+        }
+      }
+
+      return -code error [appendArgs "invalid command name \"" $name \"]
     }
 
     namespace eval ::tcl::tm {
       #
       # NOTE: Ideally, this procedure should be created in the "::tcl::tm"
@@ -2195,10 +2332,20 @@
       #
       # NOTE: This should work properly in both Tcl and Eagle.
       #
       catch {puts stderr $string}
     }
+
+    proc makeProcedureFast { name fast } {
+      #
+      # NOTE: This should work properly in Eagle only.
+      #
+      catch {
+        uplevel 1 [list object invoke -flags +NonPublic \
+            Interpreter.GetActive MakeProcedureFast $name $fast]
+      }
+    }
 
     proc makeVariableFast { name fast } {
       #
       # NOTE: This should work properly in Eagle only.
       #
@@ -2241,10 +2388,58 @@
       }
 
       foreach dir [split [exec -unicode $::env(ComSpec) /u /c dir \
           /ahd /b [appendArgs \" [file nativename $pattern] \"]] \n] {
         set dir [string trim $dir]
+
+        if {[string length $dir] > 0} then {
+          set dir [getDirResultPath $pattern $dir]
+
+          if {[lsearch -variable -exact -nocase result $dir] == -1} then {
+            lappend result $dir
+          }
+        }
+      }
+
+      return $result
+    }
+
+    proc findDirectoriesRecursive { pattern } {
+      #
+      # NOTE: Block non-Windows platforms since this is Windows specific.
+      #
+      if {![isWindows]} then {
+        error "not supported on this operating system"
+      }
+
+      #
+      # NOTE: This should work properly in Eagle only.
+      #
+      set dir ""; set result [list]
+
+      #
+      # HACK: Optimize the variable access in this procedure to be
+      #       as fast as possible.
+      #
+      makeVariableFast dir true; makeVariableFast result true
+
+      foreach dir [split [exec -unicode $::env(ComSpec) /u /c dir \
+          /ad /s /b [appendArgs \" [file nativename $pattern] \"]] \n] {
+        set dir [string trim $dir]
+
+        if {[string length $dir] > 0} then {
+          set dir [getDirResultPath $pattern $dir]
+
+          if {[lsearch -variable -exact -nocase result $dir] == -1} then {
+            lappend result $dir
+          }
+        }
+      }
+
+      foreach dir [split [exec -unicode $::env(ComSpec) /u /c dir \
+          /ahd /s /b [appendArgs \" [file nativename $pattern] \"]] \n] {
+        set dir [string trim $dir]
 
         if {[string length $dir] > 0} then {
           set dir [getDirResultPath $pattern $dir]
 
           if {[lsearch -variable -exact -nocase result $dir] == -1} then {
@@ -2395,10 +2590,78 @@
       eval lappend result [glob -nocomplain -types {d hidden} \
           [file normalize $pattern]]
 
       return $result
     }
+
+    proc findDirectoriesRecursive { pattern } {
+      #
+      # NOTE: Block non-Windows platforms since this is Windows specific.
+      #
+      if {![isWindows]} then {
+        error "not supported on this operating system"
+      }
+
+      #
+      # NOTE: This should work properly in Tcl only.
+      #
+      set result [list]
+
+      catch {
+        foreach dir [split [exec $::env(ComSpec) /c dir /ad /s /b \
+            [file nativename $pattern]] \n] {
+          set dir [string trim $dir]
+
+          if {[string length $dir] > 0} then {
+            set dir [getDirResultPath $pattern $dir]
+
+            #
+            # HACK: The -nocase option to [lsearch] is only available
+            #       starting with Tcl 8.5.
+            #
+            if {$::tcl_version >= 8.5} then {
+              if {[lsearch -exact -nocase $result $dir] == -1} then {
+                lappend result $dir
+              }
+            } else {
+              if {[lsearch -exact [string tolower $result] \
+                  [string tolower $dir]] == -1} then {
+                lappend result $dir
+              }
+            }
+          }
+        }
+      }
+
+      catch {
+        foreach dir [split [exec $::env(ComSpec) /c dir /ahd /s /b \
+            [file nativename $pattern]] \n] {
+          set dir [string trim $dir]
+
+          if {[string length $dir] > 0} then {
+            set dir [getDirResultPath $pattern $dir]
+
+            #
+            # HACK: The -nocase option to [lsearch] is only available
+            #       starting with Tcl 8.5.
+            #
+            if {$::tcl_version >= 8.5} then {
+              if {[lsearch -exact -nocase $result $dir] == -1} then {
+                lappend result $dir
+              }
+            } else {
+              if {[lsearch -exact [string tolower $result] \
+                  [string tolower $dir]] == -1} then {
+                lappend result $dir
+              }
+            }
+          }
+        }
+      }
+
+      return $result
+    }
 
     proc findFiles { pattern } {
       #
       # NOTE: This should work properly in Tcl only.
       #
@@ -2430,12 +2693,23 @@
           set fileName [string trim $fileName]
 
           if {[string length $fileName] > 0} then {
             set fileName [getDirResultPath $pattern $fileName]
 
-            if {[lsearch -exact -nocase $result $fileName] == -1} then {
-              lappend result $fileName
+            #
+            # HACK: The -nocase option to [lsearch] is only available
+            #       starting with Tcl 8.5.
+            #
+            if {$::tcl_version >= 8.5} then {
+              if {[lsearch -exact -nocase $result $fileName] == -1} then {
+                lappend result $fileName
+              }
+            } else {
+              if {[lsearch -exact [string tolower $result] \
+                  [string tolower $fileName]] == -1} then {
+                lappend result $fileName
+              }
             }
           }
         }
       }
 
@@ -2445,12 +2719,23 @@
           set fileName [string trim $fileName]
 
           if {[string length $fileName] > 0} then {
             set fileName [getDirResultPath $pattern $fileName]
 
-            if {[lsearch -exact -nocase $result $fileName] == -1} then {
-              lappend result $fileName
+            #
+            # HACK: The -nocase option to [lsearch] is only available
+            #       starting with Tcl 8.5.
+            #
+            if {$::tcl_version >= 8.5} then {
+              if {[lsearch -exact -nocase $result $fileName] == -1} then {
+                lappend result $fileName
+              }
+            } else {
+              if {[lsearch -exact [string tolower $result] \
+                  [string tolower $fileName]] == -1} then {
+                lappend result $fileName
+              }
             }
           }
         }
       }
 
@@ -2512,12 +2797,13 @@
         getDictionaryValue getColumnValue getRowColumnValue tqputs tqlog \
         readFile readSharedFile writeFile appendFile appendLogFile \
         appendSharedFile appendSharedLogFile readAsciiFile writeAsciiFile \
         readUnicodeFile writeUnicodeFile getDirResultPath addToPath \
         removeFromPath execShell lshuffle ldifference filter map reduce \
-        getLengthModifier debug findDirectories findFiles findFilesRecursive \
-        exportAndImportPackageCommands] false false
+        getLengthModifier debug findDirectories findDirectoriesRecursive \
+        findFiles findFilesRecursive exportAndImportPackageCommands] false \
+        false
 
     ###########################################################################
     ############################## END Tcl ONLY ###############################
     ###########################################################################
   }

Index: Externals/Eagle/lib/Eagle1.0/shell.eagle
==================================================================
--- Externals/Eagle/lib/Eagle1.0/shell.eagle
+++ Externals/Eagle/lib/Eagle1.0/shell.eagle
@@ -28,12 +28,116 @@
     #
     # NOTE: Commands specific to initializing the Eagle interactive shell
     #       environment should be placed here.
     #
     proc help { args } {
+      host result Break [appendArgs \
+          "\nFor interactive help please use: #help " $args \
+          "\nFor commercial support, please use: #support\n"]
+
+      catch {
+        object invoke Interpreter.GetActive Host.WriteLine \
+            "\nPlease press any key to continue...\n"
+
+        set key null; object invoke Interpreter.GetActive \
+            Host.ReadKey true key
+      }
+
       eval lappend command #help $args; debug icommand $command
-      error "for interactive help please use: #help $args"
+    }
+
+    proc #support {} {
+      # <help>
+      # Shows the requirements for obtaining commercial support and/or
+      # redirects to the appropriate web site using the default browser.
+      # </help>
+
+      if {[catch {
+        package require Licensing.Enterprise
+        set fileName(1) [certificate current]
+
+        if {[string length $fileName(1)] == 0} then {
+          error "No certificate file is available."
+        }
+
+        set certificate [certificate import -alias $fileName(1)]
+
+        if {[string length $certificate] == 0} then {
+          error [appendArgs \
+              "No certificate is available, current file \"" \
+              $fileName(1) "\" could not be imported."]
+        }
+
+        if {[catch {
+          certificate flags -hasflags S -hasall -strict $certificate
+        } error(2)]} then {
+          error [appendArgs \
+              "Support is not enabled for certificate \"" \
+              [$certificate Id] " - " [$certificate EntityName] \
+              "\", the original error message was: \{" $error(2) \
+              \}.]
+        }
+
+        set uri [$certificate -create -alias Support]
+
+        if {[string length $uri] == 0} then {
+          error [appendArgs \
+              "No support information found in certificate \"" \
+              [$certificate Id] " - " [$certificate EntityName] \".]
+        }
+
+        if {[$uri Scheme] ni [list http https]} then {
+          error [appendArgs \
+              "Support URI scheme \"" [$uri Scheme] \
+              "\" in certificate \"" [$certificate Id] " - " \
+              [$certificate EntityName] "\" is not supported, " \
+              "must be \"http\" or \"https\"."]
+        }
+
+        exec -shell [$uri ToString] &
+      } error(1)]} then {
+        set fileName(2) [file tempname]; set fileData ""
+
+        foreach varName [lsort [info vars]] {
+          if {$varName in [list fileData]} then {
+            continue
+          }
+
+          if {$varName eq "certificate" && \
+              [string length $certificate] > 0} then {
+            append fileData [appendArgs \n \
+                [list array set certificate \
+                [$certificate -flags +NonPublic \
+                ToDictionary.KeysAndValuesToString \
+                null false]]]
+
+            continue
+          }
+
+          if {[array exists $varName]} then {
+            append fileData [appendArgs \n \
+                [list array set $varName [array get $varName]]]
+          } else {
+            append fileData [appendArgs \n \
+                [list set $varName [set $varName]]]
+          }
+        }
+
+        append fileData \n; writeFile $fileName(2) $fileData
+        set ::eagle_shell(errorFileName) $fileName(2)
+
+        error [appendArgs \
+            "\n\nIn order to obtain commercial support, at least " \
+            "one of the\nfollowing requirements must be met:\n\n" \
+            "\t1. Valid, non-expired commercial license agreement\n" \
+            "\t   for Eagle Enterprise Edition.\n\n" \
+            "\t2. Valid, non-expired commercial support contract\n" \
+            "\t   for Eagle Standard Edition.\n\n" \
+            "The original error information was saved to the file:\n\n" \
+            [string repeat - 60] \n $fileName(2) \n [string repeat - 60] \
+            "\n\nPlease provide this file when contacting support."]
+      }
     }
 
     ###########################################################################
     ############################# END Eagle ONLY ##############################
     ###########################################################################

Index: Externals/Eagle/lib/Eagle1.0/test.eagle
==================================================================
--- Externals/Eagle/lib/Eagle1.0/test.eagle
+++ Externals/Eagle/lib/Eagle1.0/test.eagle
@@ -235,10 +235,14 @@
 
   proc testArrayGet { varName {integer false} } {
     #
     # NOTE: Returns the results of [array get] in a well-defined order.
     #
+    if {[string length $varName] == 0} then {
+      return [list]
+    }
+
     upvar 1 $varName array
 
     #
     # NOTE: Build the command that will sort the array names into order.
     #
@@ -479,25 +483,33 @@
             "\", it does not exist\n"]
       }
     }
   }
 
-  proc processTestArguments { varName args } {
+  proc processTestArguments { varName strict args } {
+    #
+    # NOTE: Initially, there are no unknown (i.e. unprocessed) arguments.
+    #
+    set result [list]
+
     #
     # NOTE: We are going to place the configured options in the variable
     #       identified by the name provided by the caller.
     #
-    upvar 1 $varName array
+    if {[string length $varName] > 0} then {
+      upvar 1 $varName array
+    }
 
     #
-    # TODO: Add more support for standard tcltest options here.
+    # TODO: Add more support for standard "tcltest" options here.
     #
     set options [list \
-        -breakOnLeak -configuration -constraints -exitOnComplete -file \
-        -logFile -machine -match -no -notFile -platform -postTest -preTest \
-        -postWait -preWait -randomOrder -skip -startFile -stopFile \
-        -stopOnFailure -stopOnLeak -suffix -suite -tclsh -threshold]
+        -breakOnLeak -configuration -constraints -exitOnComplete \
+        -file -logFile -machine -match -no -notFile -platform \
+        -postTest -preTest -postWait -preWait -randomOrder -skip \
+        -startFile -stopFile -stopOnFailure -stopOnLeak -suffix \
+        -suite -tclsh -threshold]
 
     set length [llength $args]
 
     for {set index 0} {$index < $length} {incr index} {
       #
@@ -537,32 +549,79 @@
         #       and value pattern.
         #
         if {$index + 1 < $length} then {
           incr index; set value [lindex $args $index]
 
-          tqputs $::test_channel [appendArgs \
-              "---- unknown test option \"" $name "\" with value \"" \
-              $value "\" ignored\n"]
+          if {!$strict && [lsearch -exact $options $value] != -1} then {
+            incr index -1; # HACK: Resynchronize with valid test option.
+            lappend result [list $name]
+
+            tqputs $::test_channel [appendArgs \
+                "---- no value for unknown test option \"" $name \
+                "\", ignored, backing up one for test option \"" \
+                $value \"...\n]
+          } else {
+            lappend result [list $name $value]
+
+            tqputs $::test_channel [appendArgs \
+                "---- unknown test option \"" $name "\" with value \"" \
+                $value "\", ignored\n"]
+          }
         } else {
+          lappend result [list $name]
+
           tqputs $::test_channel [appendArgs \
               "---- no value for unknown test option \"" $name \
-              "\" ignored\n"]
+              "\", ignored\n"]
         }
       } else {
         #
-        # NOTE: This is not an option of *any* kind that we know about.
-        #       Ignore it and issue a warning.
+        # NOTE: Is there another list element available for the value?  If
+        #       not, it does not conform to the standard command line name
+        #       and value pattern.
         #
-        tqputs $::test_channel [appendArgs \
-            "---- unknown argument \"" $name "\" ignored\n"]
+        if {$index + 1 < $length} then {
+          incr index; set value [lindex $args $index]
+
+          if {!$strict && [lsearch -exact $options $value] != -1} then {
+            incr index -1; # HACK: Resynchronize with valid test argument.
+            lappend result [list $name]
+
+            tqputs $::test_channel [appendArgs \
+                "---- no value for unknown argument \"" $name \
+                "\", ignored, backing up one for test option \"" \
+                $value \"...\n]
+          } else {
+            lappend result [list $name $value]
+
+            tqputs $::test_channel [appendArgs \
+                "---- unknown argument \"" $name "\" with value \"" \
+                $value "\", ignored\n"]
+          }
+        } else {
+          #
+          # NOTE: This is not an option of *any* kind that we know about.
+          #       Ignore it and issue a warning.
+          #
+          lappend result [list $name]
+
+          tqputs $::test_channel [appendArgs \
+              "---- unknown argument \"" $name "\", ignored\n"]
+        }
       }
     }
 
     #
     # NOTE: Now, attempt to flush the test log queue, if available.
     #
     tlog ""
+
+    #
+    # NOTE: Return the nested list of unknown arguments, formatted as
+    #       name/value pairs, to the caller.
+    #
+    return $result
   }
 
   proc getTclShellFileName { automatic kits } {
     #
     # NOTE: Start out with an empty list of candiate Tcl shells.
@@ -571,11 +630,11 @@
 
     #
     # NOTE: Check all environment variables we know about that
     #       may contain the path where the Tcl shell is located.
     #
-    foreach name [list Eagle_Tcl_Shell Tcl_Shell] {
+    foreach name [list Eagle_Tcl_Shell Tcl_Shell EAGLE_TCLSH TCLSH] {
       set value [getEnvironmentVariable $name]
 
       #
       # TODO: Possibly add a check if the file actually exists
       #       here.
@@ -1294,12 +1353,12 @@
     }
   }
 
   proc hookPuts {} {
     #
-    # NOTE: This code was stolen from tcltest and heavily modified to work
-    #       with Eagle.
+    # NOTE: This code was stolen from "tcltest" and heavily modified to
+    #       work with Eagle.
     #
     proc [namespace current]::testPuts { args } {
       switch [llength $args] {
         1 {
           #
@@ -2315,12 +2374,260 @@
     # NOTE: Return non-zero if the test suite appears to be running.
     #
     return [expr {[info exists ::test_suite_running] && \
         $::test_suite_running}]
   }
+
+  proc getTestChannelOrDefault {} {
+    if {[info exists ::test_channel]} then {
+      return $::test_channel
+    }
+
+    return stdout; # TODO: Good default?
+  }
+
+  proc checkForAndSetTestPath { whatIf {quiet false} } {
+    #
+    # NOTE: Everything in this procedure requires access to the file system;
+    #       therefore, it cannot be used in a stock "safe" interpreter.
+    #
+    if {![interp issafe] && ![info exists ::test_path]} then {
+      #
+      # NOTE: Grab the name of the current script file.  If this is an empty
+      #       string, many test path checks will have to be skipped.
+      #
+      set script [info script]
+
+      #
+      # NOTE: Eagle and native Tcl have different requirements and possible
+      #       locations for the test path; therefore, handle them separately.
+      #
+      if {[isEagle]} then {
+        #
+        # NOTE: Grab the base directory and the library directory.  Without
+        #       these, several test path checks will be skipped.
+        #
+        set library [getTestLibraryDirectory]; set base [info base]
+
+        if {[string length $library] > 0} then {
+          #
+          # NOTE: Try the source release directory structure.  For this
+          #       case, the final test path would be:
+          #
+          #           $library/../../Library/Tests
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname $library]] Library Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #1 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $base] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Try the source release directory structure again; this
+          #       time, assume only the embedded script library was used.
+          #       For this case, the final test path would be:
+          #
+          #           $base/Library/Tests
+          #
+          set ::test_path [file normalize [file join $base Library Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #2 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $script] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Try for the test package directory.  For this case, the
+          #       final test path would be:
+          #
+          #           $script/../Test1.0
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname $script]] [appendArgs Test [info engine Version]]]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #3 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $base] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Try for the test package directory again; this time, use
+          #       the base path and assume the source release directory
+          #       structure.  For this case, the final test path would be:
+          #
+          #           $base/lib/Test1.0
+          #
+          set ::test_path [file normalize [file join $base lib [appendArgs \
+              Test [info engine Version]]]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #4 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $base] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Try for the test package directory again; this time, use
+          #       the base path.  For this case, the final test path would
+          #       be:
+          #
+          #           $base/Test1.0
+          #
+          set ::test_path [file normalize [file join $base [appendArgs \
+              Test [info engine Version]]]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #5 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $library] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: This must be a binary release, no "Library" directory
+          #       then.  Also, binary releases have an upper-case "Tests"
+          #       directory name that originates from the "update.bat"
+          #       tool.  This must match the casing used in "update.bat".
+          #       For this case, the final test path would be:
+          #
+          #           $library/../../Tests
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname $library]] Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #6 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $base] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Fallback to using the base directory and checking for a
+          #       "Tests" directory beneath it.  For this case, the final
+          #       test path would be:
+          #
+          #           $base/Tests
+          #
+          set ::test_path [file normalize [file join $base Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #7 for Eagle test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {!$quiet} then {
+          tqputs [getTestChannelOrDefault] [appendArgs \
+              "---- final Eagle test path is \"" \
+              [expr {[info exists ::test_path] ? \
+              $::test_path : "<none>"}] \"\n]
+        }
+      } else {
+        if {[string length $script] > 0} then {
+          #
+          # NOTE: Try the source release directory structure.  For this
+          #       case, the final test path would be:
+          #
+          #           $script/../../Library/Tests
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname [file dirname $script]]] Library Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #1 for Tcl test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $script] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: Try for the test package directory.  For this case, the
+          #       final test path would be:
+          #
+          #           $script/../Test1.0
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname $script]] Test1.0]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #2 for Tcl test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {[string length $script] > 0 && ($whatIf || \
+            ![info exists ::test_path] || ![file exists $::test_path] || \
+            ![file isdirectory $::test_path])} then {
+          #
+          # NOTE: This must be a binary release, no "Library" directory
+          #       then.  Also, binary releases have an upper-case "Tests"
+          #       directory name that originates from the "update.bat"
+          #       tool.  This must match the casing used in "update.bat".
+          #       For this case, the final test path would be:
+          #
+          #           $script/../../Tests
+          #
+          set ::test_path [file normalize [file join [file dirname [file \
+              dirname [file dirname $script]]] Tests]]
+
+          if {!$quiet} then {
+            tqputs [getTestChannelOrDefault] [appendArgs \
+                "---- checking #3 for Tcl test path at \"" \
+                $::test_path \"...\n]
+          }
+        }
+
+        if {!$quiet} then {
+          tqputs [getTestChannelOrDefault] [appendArgs \
+              "---- final Tcl test path is \"" \
+              [expr {[info exists ::test_path] ? \
+              $::test_path : "<none>"}] \"\n]
+        }
+      }
+    }
+  }
 
   proc configureTcltest { match skip constraints imports force } {
+    #
+    # NOTE: Eagle and native Tcl have different configuration requirements
+    #       for the "tcltest" package.  For Eagle, the necessary testing
+    #       functionality is built-in.  In native Tcl, the package must be
+    #       loaded now and that cannot be done in a "safe" interpreter.
+    #
     if {[isEagle]} then {
       #
       # HACK: Flag the "test" and "runTest" script library procedures so
       #       that they use the script location of their caller and not
       #       their own.
@@ -2335,26 +2642,26 @@
       #
       namespace eval ::tcltest {}; # HACK: Force namespace creation now.
       setupTestShims true [expr {![isTestSuiteRunning]}]
 
       #
-      # NOTE: Fake having the tcltest package.
+      # NOTE: Fake having the package as the functionality is built-in.
       #
       package provide tcltest 2.2.10; # Tcl 8.4
-    } else {
+    } elseif {![interp issafe]} then {
       #
-      # NOTE: Attempt to detect if the tcltest package is already loaded.
+      # NOTE: Attempt to detect if the package is already loaded.
       #
       set loaded [expr {[catch {package present tcltest}] == 0}]
 
       #
-      # NOTE: Always attempt to load the tcltest package.
+      # NOTE: Always attempt to load the package.
       #
       package require tcltest
 
       #
-      # NOTE: Configure tcltest for our use (only when it was not loaded).
+      # NOTE: Configure it for our use (only when it was not loaded).
       #
       if {!$loaded} then {
         ::tcltest::configure -verbose bpste
       }
 
@@ -2529,18 +2836,10 @@
             eval lappend eagle_tests(Constraints) $test_flags(-constraints)
         }
       }
     }
 
-    proc getTestChannelOrDefault {} {
-      if {[info exists ::test_channel]} then {
-        return $::test_channel
-      }
-
-      return stdout; # TODO: Good default?
-    }
-
     proc setupTestShims { setup {quiet false} } {
       if {$setup} then {
         #
         # HACK: Compatibility shim(s) for use with various tests in the Tcl
         #       test suite.  Make sure these commands do not already exist
@@ -3090,122 +3389,43 @@
       object unimport -importpattern System.Windows.Forms.VisualStyles
     }
 
     proc getTestLibraryDirectory {} {
       #
-      # NOTE: First, query the location of the script library.
-      #
-      set result [info library]
-
+      # NOTE: First, query the location of the script library.  This will
+      #       not work right in a "safe" interpreter.
       #
-      # NOTE: Next, If the script library is embedded within the core
-      #       library itself (i.e. the script library location refers
-      #       to a file, not a directory), strip off the file name.
-      #
-      if {[file exists $result] && [file isfile $result]} then {
-        set result [file dirname $result]
+      if {[catch {info library} result] == 0} then {
+        #
+        # NOTE: Next, If the script library is embedded within the core
+        #       library itself (i.e. the script library location refers
+        #       to a file, not a directory), strip off the file name.
+        #
+        if {[file exists $result] && [file isfile $result]} then {
+          set result [file dirname $result]
+        }
+
+        #
+        # NOTE: Finally, return the resulting script library directory.
+        #
+        return $result
       }
 
-      #
-      # NOTE: Finally, return the resulting script library directory.
-      #
-      return $result
+      return ""
     }
 
     #
-    # NOTE: Setup the test path relative to the library path.
+    # NOTE: Check for the test path in the various well-known locations
+    #       and set the associated variable.
     #
-    if {![interp issafe] && ![info exists ::test_path]} then {
-      #
-      # NOTE: Try the source release directory structure.  For this case,
-      #       the final test path would be:
-      #
-      #           $library/../../Library/Tests
-      #
-      set ::test_path [file join [file normalize [file dirname \
-          [file dirname [getTestLibraryDirectory]]]] Library Tests]
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Try the source release directory structure again; this time,
-        #       assume only the embedded script library was used.  For this
-        #       case, the final test path would be:
-        #
-        #           $base/Library/Tests
-        #
-        set ::test_path [file join [info base] Library Tests]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Try for the test package directory.  For this case, the final
-        #       test path would be:
-        #
-        #           $script/../Test1.0
-        #
-        set ::test_path [file join [file normalize [file dirname \
-            [file dirname [info script]]]] [appendArgs Test \
-            [info engine Version]]]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Try for the test package directory again; this time, use the
-        #       base path and assume the source release directory structure.
-        #       For this case, the final test path would be:
-        #
-        #           $base/lib/Test1.0
-        #
-        set ::test_path [file join [info base] lib [appendArgs Test \
-            [info engine Version]]]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Try for the test package directory again; this time, use the
-        #       base path.  For this case, the final test path would be:
-        #
-        #           $base/Test1.0
-        #
-        set ::test_path [file join [info base] [appendArgs Test \
-            [info engine Version]]]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: This must be a binary release, no "Library" directory then.
-        #       Also, binary releases have an upper-case "Tests" directory
-        #       name that originates from the "update.bat" tool.  This must
-        #       match the casing used in "update.bat".  For this case, the
-        #       final test path would be:
-        #
-        #           $library/../../Tests
-        #
-        set ::test_path [file join [file normalize [file dirname \
-            [file dirname [getTestLibraryDirectory]]]] Tests]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Fallback to using the base directory and checking for a
-        #       "Tests" directory beneath it.  For this case, the final
-        #       test path would be:
-        #
-        #           $base/Tests
-        #
-        set ::test_path [file join [info base] Tests]
-      }
+    if {![info exists ::no(checkForAndSetTestPath)]} then {
+      checkForAndSetTestPath false [expr {![isTestSuiteRunning]}]
     }
 
     #
-    # NOTE: Fake having the tcltest package unless we are prevented.
+    # NOTE: Fake loading and configuring the "tcltest" package unless we
+    #       are prevented.
     #
     if {![info exists ::no(configureTcltest)]} then {
       configureTcltest [list] [list] [list] [list] false
     }
 
@@ -3237,45 +3457,21 @@
 
       return 0; # no tests were run, etc.
     }
 
     #
-    # NOTE: Setup the test path relative to the path of this file.
+    # NOTE: Check for the test path in the various well-known locations
+    #       and set the associated variable.
     #
-    if {![interp issafe] && ![info exists ::test_path]} then {
-      #
-      # NOTE: Try the source release directory structure.
-      #
-      set ::test_path [file join [file normalize [file dirname \
-          [file dirname [file dirname [info script]]]]] Library Tests]
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: Try for the test package directory.
-        #
-        set ::test_path [file join [file normalize [file dirname \
-            [file dirname [info script]]]] Test1.0]
-      }
-
-      if {![file exists $::test_path] || \
-          ![file isdirectory $::test_path]} then {
-        #
-        # NOTE: This must be a binary release, no "Library" directory then.
-        #       Also, binary releases have an upper-case "Tests" directory
-        #       name that originates from the "update.bat" tool.  This must
-        #       match the casing used in "update.bat".
-        #
-        set ::test_path [file join [file normalize [file dirname \
-            [file dirname [file dirname [info script]]]]] Tests]
-      }
+    if {![info exists ::no(checkForAndSetTestPath)]} then {
+      checkForAndSetTestPath false [expr {![isTestSuiteRunning]}]
     }
 
     #
-    # NOTE: Load and configure the tcltest package unless we are prevented.
+    # NOTE: Load and configure the "tcltest" package unless we are prevented.
     #
-    if {![interp issafe] && ![info exists ::no(configureTcltest)]} then {
+    if {![info exists ::no(configureTcltest)]} then {
       configureTcltest [list] [list] [list] [list test testConstraint] false
     }
 
     #
     # NOTE: We need several of our test related commands in the global
@@ -3294,12 +3490,12 @@
         returnInfoScript runTestPrologue runTestEpilogue hookPuts unhookPuts \
         runTest testDebugBreak testArrayGet testShim tsource \
         recordTestStatistics reportTestStatistics formatList formatListAsDict \
         pathToRegexp inverseLsearchGlob removePathFromFileNames formatDecimal \
         clearTestPercent reportTestPercent runAllTests isTestSuiteRunning \
-        configureTcltest machineToPlatform getPassPercentage \
-        getSkipPercentage] false false
+        getTestChannelOrDefault checkForAndSetTestPath configureTcltest \
+        machineToPlatform getPassPercentage getSkipPercentage] false false
 
     ###########################################################################
     ############################## END Tcl ONLY ###############################
     ###########################################################################
   }

Index: Externals/Eagle/lib/Test1.0/all.eagle
==================================================================
--- Externals/Eagle/lib/Test1.0/all.eagle
+++ Externals/Eagle/lib/Test1.0/all.eagle
@@ -40,25 +40,32 @@
 #       be used at the very end of the corresponding "all.eagle" file instead
 #       of evaluating the "epilogue.eagle" file directly:
 #
 #           runTestEpilogue
 #
+if {![info exists test_all_path]} then {
+  set test_all_path \
+      [file normalize [file dirname [info script]]]
+}
+
 if {![info exists test_path]} then {
-  set test_path [file normalize [file dirname [info script]]]
+  set test_path [file normalize [file join \
+      [file dirname [file dirname $test_all_path]] \
+      Library Tests]]
 }
 
-source [file join $test_path prologue.eagle]
+source [file join $test_all_path prologue.eagle]
 
 set no(prologue.eagle) true
 set no(epilogue.eagle) true
 
 set test_time [time {
   runAllTests $test_channel $test_path \
       [getTestFiles [list $test_path] $test_flags(-file) \
           $test_flags(-notFile)] \
-      [list [file tail [info script]] *.tcl pkgIndex.eagle \
-          constraints.eagle epilogue.eagle prologue.eagle] \
+      [list [file tail [info script]] *.tcl \
+          epilogue.eagle prologue.eagle] \
       $test_flags(-startFile) $test_flags(-stopFile)
 }]
 
 tputs $test_channel [appendArgs "---- all tests completed in " $test_time \n]
 unset test_time
@@ -66,6 +73,6 @@
 unset no(epilogue.eagle)
 unset no(prologue.eagle)
 
 if {[array size no] == 0} then {unset no}
 
-source [file join $test_path epilogue.eagle]
+source [file join $test_all_path epilogue.eagle]

Index: Externals/Eagle/lib/Test1.0/constraints.eagle
==================================================================
--- Externals/Eagle/lib/Test1.0/constraints.eagle
+++ Externals/Eagle/lib/Test1.0/constraints.eagle
@@ -54,11 +54,12 @@
     #       versions of Mono supported by the test suite infrastructure.
     #
     return [list \
         [list 2 0] [list 2 2] [list 2 4] [list 2 6] [list 2 8] [list 2 10] \
         [list 2 11] [list 2 12] [list 3 0] [list 3 1] [list 3 2] [list 3 3] \
-        [list 3 4] [list 3 5] [list 3 6] [list 3 8] [list 3 10] [list 3 12]]
+        [list 3 4] [list 3 5] [list 3 6] [list 3 8] [list 3 10] [list 3 12] \
+        [list 4 0]]
   }
 
   #
   # NOTE: This procedure was adapted from the one listed on the Tcl Wiki page
   #       at "http://wiki.tcl.tk/43".  It is only intended to be used on very
@@ -101,11 +102,11 @@
     # NOTE: If this Eagle version lacks [interp readylimit] -OR- it has
     #       the default value (i.e. it always fully checks readiness),
     #       return true.
     #
     return [expr {
-      [catch {interp readylimit {}} readylimit] != 0 || $readylimit == 0
+      [catch {interp readylimit {}} readylimit] || $readylimit == 0
     }]
   }
 
   #
   # NOTE: This procedure should return non-zero if the "whoami" command may
@@ -313,10 +314,38 @@
         #
         if {[file exists $fileName]} then {
           lappend fileNames $fileName
         }
       }
+
+      #
+      # TODO: If additional test suite files are added within the base
+      #       package path, add them here as well.
+      #
+      foreach fileNameOnly [list \
+          all.eagle constraints.eagle epilogue.eagle pkgIndex.eagle \
+          pkgIndex.tcl prologue.eagle] {
+        #
+        # NOTE: First, check if the file resides in the Eagle-specific
+        #       package sub-directory.  Failing that, fallback to using
+        #       the base package path itself.
+        #
+        set fileName [file join \
+            $::test_package_path Test1.0 $fileNameOnly]
+
+        if {![file exists $fileName]} then {
+          set fileName [file join $::test_package_path $fileNameOnly]
+        }
+
+        #
+        # NOTE: If the test suite file exists, add it to the list of file
+        #       names to process.
+        #
+        if {[file exists $fileName]} then {
+          lappend fileNames $fileName
+        }
+      }
     }
 
     #
     # NOTE: Check if the test package path is available.
     #
@@ -323,13 +352,11 @@
     if {[info exists ::test_path]} then {
       #
       # TODO: If additional test suite files are added within the test
       #       package path, add them here as well.
       #
-      foreach fileNameOnly [list \
-          all.eagle constraints.eagle epilogue.eagle pkgIndex.eagle \
-          pkgIndex.tcl prologue.eagle] {
+      foreach fileNameOnly [list all.eagle epilogue.eagle prologue.eagle] {
         #
         # NOTE: Check if the file resides in the test package directory.
         #
         set fileName [file join $::test_path $fileNameOnly]
 
@@ -1584,10 +1611,26 @@
       tputs $channel yes\n
     } else {
       tputs $channel no\n
     }
   }
+
+  proc checkForFullTest { channel } {
+    tputs $channel "---- checking for full testing... "
+
+    #
+    # NOTE: Are we allowed to do full testing (i.e. to run rarely
+    #       needed tests)?
+    #
+    if {![info exists ::no(fullTest)]} then {
+      addConstraint fullTest
+
+      tputs $channel yes\n
+    } else {
+      tputs $channel no\n
+    }
+  }
 
   proc checkForMemoryIntensive { channel } {
     tputs $channel "---- checking for memory intensive testing... "
 
     #
@@ -1947,10 +1990,88 @@
         tputs $channel yes\n
       } else {
         tputs $channel no\n
       }
     }
+
+    proc checkForStrongNameKey { channel } {
+      tputs $channel "---- checking for strong name key... "
+
+      if {[catch {info engine PublicKeyToken} publicKeyToken] == 0 && \
+          [string length $publicKeyToken] > 0} then {
+        #
+        # NOTE: Add a test constraint for this specific strong name key.
+        #
+        addConstraint [appendArgs strongName. $publicKeyToken]
+
+        #
+        # NOTE: Show the strong name key that we found.
+        #
+        tputs $channel [appendArgs "yes (" $publicKeyToken ")\n"]
+
+        #
+        # BUGBUG: Tcl 8.4 does not seem to like this expression because it
+        #         contains the "ni" operator added in Tcl 8.5 (and Tcl 8.4
+        #         tries to compile it even though it will only be evaluated
+        #         in Eagle).
+        #
+        set expr {$publicKeyToken ni \
+            "29c6297630be05eb 1e22ec67879739a2 358030063a832bc3"}
+
+        if {[expr $expr]} then {
+          #
+          # NOTE: The Eagle core library is strong name signed with a key that
+          #       is not official.  This is also not an error, per se; however,
+          #       it may cause some tests to fail and it should be reported to
+          #       the user and noted in the test suite log file.
+          #
+          addConstraint strongName.unofficial
+
+          #
+          # NOTE: Unless forbidden, issue and log a warning.
+          #
+          if {![info exists no(warningForStrongNameKey)] && \
+              ![haveConstraint quiet]} then {
+            tputs $channel [appendArgs \
+                "==== WARNING: unofficial Eagle strong name signature " \
+                "detected: " $publicKeyToken \n]
+          }
+        } else {
+          #
+          # NOTE: Several tests require one of the official strong name keys to
+          #       be used in order for them to pass.
+          #
+          addConstraint strongName.official
+
+          tputs $channel [appendArgs \
+              "---- official Eagle strong name signature detected: " \
+              $publicKeyToken \n]
+        }
+      } else {
+        #
+        # NOTE: The Eagle core library is not signed with a strong name key.
+        #       This is not an error, per se; however, it may cause selected
+        #       tests to fail and it should be reported to the user and noted
+        #       in the test suite log file.
+        #
+        addConstraint strongName.none
+
+        #
+        # NOTE: Show that we did not find a strong name key.
+        #
+        tputs $channel no\n
+
+        #
+        # NOTE: Unless forbidden, issue and log a warning.
+        #
+        if {![info exists no(warningForStrongNameKey)] && \
+            ![haveConstraint quiet]} then {
+          tputs $channel \
+              "==== WARNING: no Eagle strong name signature detected...\n"
+        }
+      }
+    }
 
     proc checkForCertificate { channel } {
       tputs $channel "---- checking for certificate... "
 
       if {[catch {
@@ -1965,11 +2086,11 @@
         #
         # NOTE: Attempt to query the subject from the certificate.
         #
         if {[catch {
           object invoke $certificate Subject
-        } subject] != 0 || [string length $subject] == 0} then {
+        } subject] || [string length $subject] == 0} then {
           #
           # TODO: No certificate subject, better handling here?
           #
           set subject unknown
         }
@@ -2067,15 +2188,15 @@
       if {[catch {
         object invoke AppDomain CurrentDomain
       } appDomain] == 0 && [string length $appDomain] > 0} then {
         if {[catch {
           object invoke $appDomain IsDefaultAppDomain
-        } default] != 0 || [string length $default] == 0} then {
+        } default] || [string length $default] == 0} then {
           set default false
         }
 
-        if {[catch {object invoke $appDomain Id} id] != 0 || \
+        if {[catch {object invoke $appDomain Id} id] || \
             [string length $id] == 0} then {
           set id unknown
         }
 
         if {$default} then {
@@ -2374,10 +2495,57 @@
             -bit " " $::tcl_platform(machine) \n]
       } else {
         tputs $channel "no, unknown\n"
       }
     }
+
+    proc checkForTestCallStack { channel } {
+      tputs $channel "---- checking for test call stack... "
+
+      #
+      # NOTE: Search for a call frame with associated arguments.
+      #       At this point, there must be at least one such call
+      #       frame (this one).  Therefore, this loop will always
+      #       terminate.
+      #
+      set index 0; set arguments [list]
+      set script {info level [info level]}
+
+      while {1} {
+        set level [appendArgs ## $index]
+
+        if {[catch {uplevel $level $script} arguments] == 0} then {
+          break
+        }
+
+        incr index
+      }
+
+      #
+      # NOTE: Grab the command name from the arguments, if any.
+      #
+      set command [expr {
+        [llength $arguments] > 0 ? [lindex $arguments 0] : ""
+      }]
+
+      #
+      # HACK: Make sure the call stack does not end up confusing
+      #       the tests that rely on absolute call frames.
+      #
+      if {$command in [list checkForTestCallStack]} then {
+        addConstraint testCallStack
+
+        tputs $channel [appendArgs "yes (\"" $command "\")\n"]
+
+        #
+        # NOTE: We are done here, return now.
+        #
+        return
+      }
+
+      tputs $channel [appendArgs "no (\"" $command "\")\n"]
+    }
 
     proc checkForGarudaDll { channel } {
       #
       # NOTE: Skip automatic Tcl shell machine detection if we are not
       #       allowed to execute external commands.
@@ -3220,12 +3388,29 @@
       }
 
       tputs $channel no\n
     }
 
-    proc checkForNetFx45 { channel } {
-      tputs $channel "---- checking for .NET Framework 4.5... "
+    proc getFrameworkSetup46Value {} {
+      #
+      # NOTE: Check if we are running on Windows 10 or later.
+      #
+      if {[isWindows] && $::tcl_platform(osVersion) >= 10.0} then {
+        #
+        # NOTE: We are running on Windows 10, return the special value.
+        #
+        return 393295
+      }
+
+      #
+      # NOTE: We are not running on Windows 10, return the normal value.
+      #
+      return 393297
+    }
+
+    proc checkForNetFx4x { channel } {
+      tputs $channel "---- checking for .NET Framework 4.x... "
 
       #
       # NOTE: Platform must be Windows for this constraint to even be
       #       checked (i.e. we require the registry).
       #
@@ -3262,22 +3447,23 @@
           #       (or 378675 for Windows 8.1), then the .NET Framework 4.5.1
           #       is installed.  However, if the "release" value is also
           #       greater than or equal to 379893, then the .NET Framework
           #       4.5.2 is installed, which is an in-place upgrade to 4.5.1
           #       (and 4.5).  If the "release" value is also greater than or
-          #       equal to 393246, then the .NET Framework 4.6 is installed,
-          #       which is an in-place upgrade to 4.5.x.
+          #       equal to 393297 (393295 on Windows 10), then the .NET
+          #       Framework 4.6 is installed, which is an in-place upgrade
+          #       to 4.5.x.
           #
-          # TODO: Change the value 393246 when the .NET Framework 4.6 goes
-          #       final.
-          #
-          if {$release >= 393246} then {
+          if {$release >= [getFrameworkSetup46Value]} then {
+            addConstraint dotNet451OrHigher
+            addConstraint dotNet452OrHigher
             addConstraint dotNet46
             addConstraint dotNet46OrHigher
 
             set version 4.6
           } elseif {$release >= 379893} then {
+            addConstraint dotNet451OrHigher
             addConstraint dotNet452
             addConstraint dotNet452OrHigher
 
             set version 4.5.2
           } elseif {$release >= 378675} then {
@@ -3522,14 +3708,14 @@
         checkForTestMachine checkForTestPlatform checkForTestConfiguration \
         checkForTestSuffix checkForFile checkForPathFile checkForNativeCode \
         checkForTip127 checkForTip194 checkForTip207 checkForTip241 \
         checkForTip285 checkForTip405 checkForTip426 checkForTip429 \
         checkForTiming checkForPerformance checkForBigLists \
-        checkForTimeIntensive checkForMemoryIntensive checkForStackIntensive \
-        checkForInteractive checkForInteractiveCommand checkForUserInteraction \
-        checkForNetwork checkForCompileOption checkForKnownCompileOptions] \
-        false false
+        checkForTimeIntensive checkForFullTest checkForMemoryIntensive \
+        checkForStackIntensive checkForInteractive checkForInteractiveCommand \
+        checkForUserInteraction checkForNetwork checkForCompileOption \
+        checkForKnownCompileOptions] false false
 
     ###########################################################################
     ############################## END Tcl ONLY ###############################
     ###########################################################################
   }

Index: Externals/Eagle/lib/Test1.0/epilogue.eagle
==================================================================
--- Externals/Eagle/lib/Test1.0/epilogue.eagle
+++ Externals/Eagle/lib/Test1.0/epilogue.eagle
@@ -23,21 +23,19 @@
   # NOTE: Verify that the current call frame is correct and that the
   #       interpreter call stack has not been imbalanced by previous
   #       tests or other errors.  This check only applies to Eagle.
   #
   if {[isEagle] && [llength [info commands object]] > 0} then {
-    catch {
-      #
-      # NOTE: Check the name of the current call frame against the one
-      #       that should be used for evaluating this script file.
-      #
-      if {[object invoke -flags +NonPublic \
-              Interpreter.GetActive.CurrentFrame Name] ne \
-          [list source [file normalize [info script]]]} then {
-        unset -nocomplain test_suite_running
-        error "cannot run, current frame is not for this script"
-      }
+    #
+    # NOTE: Check the name of the current call frame against the one
+    #       that should be used for evaluating this script file.
+    #
+    if {[object invoke -flags +NonPublic \
+            Interpreter.GetActive.CurrentFrame Name] ne \
+        [list source [file normalize [info script]]]} then {
+      unset -nocomplain test_suite_running
+      error "cannot run epilogue, current frame not for this script"
     }
   }
 
   #
   # NOTE: Make sure all the variables used by this epilogue are unset.

Index: Externals/Eagle/lib/Test1.0/prologue.eagle
==================================================================
--- Externals/Eagle/lib/Test1.0/prologue.eagle
+++ Externals/Eagle/lib/Test1.0/prologue.eagle
@@ -21,25 +21,33 @@
 
   #
   # NOTE: Make sure all the variables used by this prologue are unset.
   #
   unset -nocomplain pkg_dir pattern dummy directory name value exec encoding \
-      host memory stack drive publicKeyToken expr server database timeout \
-      user password percent checkout timeStamp loaded
+      host memory stack drive server database timeout user password percent \
+      checkout timeStamp loaded
 
   #
   # NOTE: Indicate that the test suite is currently running.
   #
   if {![info exists test_suite_running] || !$test_suite_running} then {
     set test_suite_running true
   }
 
+  #
+  # NOTE: Set the location of the test suite package, if necessary.
+  #
+  if {![info exists test_all_path]} then {
+    set test_all_path [file normalize [file dirname [info script]]]
+  }
+
   #
   # NOTE: Set the location of the test suite, if necessary.
   #
   if {![info exists test_path]} then {
-    set test_path [file normalize [file dirname [info script]]]
+    set test_path [file normalize [file join \
+        [file dirname [file dirname $test_all_path]] Library Tests]]
   }
 
   #
   # NOTE: Set the location of the test suite data, if necessary.
   #
@@ -179,11 +187,19 @@
   if {[lsearch -exact $auto_path $test_package_path] == -1} then {
     lappend auto_path $test_package_path
   }
 
   #
-  # NOTE: Make sure our test package path is part of the auto-path.
+  # NOTE: Make sure the test suite package is part of the auto-path.
+  #
+  if {[lsearch -exact $auto_path $test_all_path] == -1} then {
+    lappend auto_path $test_all_path
+  }
+
+  #
+  # NOTE: Make sure the test suite is part of the auto-path.  This is
+  #       now done for legacy compatibility only.
   #
   if {[lsearch -exact $auto_path $test_path] == -1} then {
     lappend auto_path $test_path
   }
 
@@ -218,21 +234,19 @@
   #       interpreter call stack has not been imbalanced by previous
   #       tests or other errors.  This check only applies to Eagle.
   #       This block requires the "Eagle.Library" package.
   #
   if {[isEagle] && [llength [info commands object]] > 0} then {
-    catch {
-      #
-      # NOTE: Check the name of the current call frame against the one
-      #       that should be used for evaluating this script file.
-      #
-      if {[object invoke -flags +NonPublic \
-              Interpreter.GetActive.CurrentFrame Name] ne \
-          [list source [file normalize [info script]]]} then {
-        unset -nocomplain test_suite_running
-        error "cannot run, current frame is not for this script"
-      }
+    #
+    # NOTE: Check the name of the current call frame against the one
+    #       that should be used for evaluating this script file.
+    #
+    if {[object invoke -flags +NonPublic \
+            Interpreter.GetActive.CurrentFrame Name] ne \
+        [list source [file normalize [info script]]]} then {
+      unset -nocomplain test_suite_running
+      error "cannot run prologue, current frame not for this script"
     }
   }
 
   #############################################################################
 
@@ -307,16 +321,18 @@
   set test_flags(-preTest) ""; # default to not evaluating anything.
   set test_flags(-postTest) ""; # default to not evaluating anything.
   set test_flags(-preWait) ""; # default to not waiting.
   set test_flags(-postWait) ""; # default to not waiting.
   set test_flags(-tclsh) ""; # Tcl shell, default to empty.
+  set test_flags(-bad) [list]; # these are the unrecognized arguments.
+  set test_flags(-no) [list]; # default to not having any restrictions.
 
   #
   # NOTE: Check for and process any command line arguments.
   #
   if {[info exists argv]} then {
-    eval processTestArguments test_flags $argv
+    set test_flags(-bad) [eval processTestArguments test_flags false $argv]
 
     if {[info exists test_flags(-no)] && \
         [string length $test_flags(-no)] > 0} then {
       #
       # NOTE: Set the test run restrictions based on the provided command line
@@ -730,10 +746,15 @@
       $bin_file \"\n]
 
   tputs $test_channel [appendArgs "---- command line: " \
       [expr {[info exists argv] && [string length $argv] > 0 ? \
           $argv : "<none>"}] \n]
+
+  tputs $test_channel [appendArgs "---- unrecognized arguments: " \
+      [expr {[info exists test_flags(-bad)] && \
+          [string length $test_flags(-bad)] > 0 ? \
+              $test_flags(-bad) : "<none>"}] \n]
 
   tputs $test_channel [appendArgs "---- logging to: " \
       [expr {[info exists test_log] && [string length $test_log] > 0 ? \
           [appendArgs \" $test_log \"] : "<none>"}] \n]
 
@@ -882,78 +903,10 @@
       #       itself.
       #
       checkForQuiet $test_channel false
     }
 
-    #
-    # NOTE: Has strong name key detection been disabled?
-    #
-    if {![info exists no(strongNameKey)]} then {
-      catch {info engine PublicKeyToken} publicKeyToken
-
-      if {[string length $publicKeyToken] == 0} then {
-        #
-        # NOTE: The Eagle core library is not signed with a strong name key.
-        #       This is not an error, per se; however, it may cause selected
-        #       tests to fail and it should be reported to the user and noted
-        #       in the test suite log file.
-        #
-        addConstraint strongName.none
-
-        if {![info exists no(warningForStrongNameKey)] && \
-            ![haveConstraint quiet]} then {
-          tputs $test_channel \
-              "==== WARNING: no Eagle strong name signature detected...\n"
-        }
-      } else {
-        #
-        # NOTE: Add a test constraint for this specific strong name key.
-        #
-        addConstraint [appendArgs strongName. $publicKeyToken]
-
-        #
-        # BUGBUG: Tcl 8.4 does not seem to like this expression because it
-        #         contains the "ni" operator added in Tcl 8.5 (and Tcl 8.4
-        #         tries to compile it even though it will only be evaluated
-        #         in Eagle).
-        #
-        set expr {$publicKeyToken ni \
-            "29c6297630be05eb 1e22ec67879739a2 358030063a832bc3"}
-
-        if {[expr $expr]} then {
-          #
-          # NOTE: The Eagle core library is strong name signed with a key that
-          #       is not official.  This is also not an error, per se; however,
-          #       it may cause some tests to fail and it should be reported to
-          #       the user and noted in the test suite log file.
-          #
-          addConstraint strongName.unofficial
-
-          if {![info exists no(warningForStrongNameKey)] && \
-              ![haveConstraint quiet]} then {
-            tputs $test_channel [appendArgs \
-                "==== WARNING: unofficial Eagle strong name signature " \
-                "detected: " $publicKeyToken \n]
-          }
-        } else {
-          #
-          # NOTE: Several tests require one of the official strong name keys to
-          #       be used in order for them to pass.
-          #
-          addConstraint strongName.official
-
-          tputs $test_channel [appendArgs \
-              "---- official Eagle strong name signature detected: " \
-              $publicKeyToken \n]
-        }
-
-        unset expr
-      }
-
-      unset publicKeyToken
-    }
-
     #
     # NOTE: Has administrator detection support been disabled?  We do
     #       this check [nearly] first as it may [eventually] be used
     #       to help determine if other constraints should be skipped.
     #
@@ -1041,10 +994,17 @@
       checkForMachine $test_channel 32 arm;   # (i.e. arm)
       checkForMachine $test_channel 64 ia64;  # (i.e. itanium)
       checkForMachine $test_channel 64 amd64; # (i.e. x64)
     }
 
+    #
+    # NOTE: Has test suite call stack probing been disabled?
+    #
+    if {![info exists no(testCallStack)]} then {
+      checkForTestCallStack $test_channel
+    }
+
     #
     # NOTE: Has culture detection support been disabled?
     #
     if {![info exists no(culture)]} then {
       checkForCulture $test_channel
@@ -1068,10 +1028,17 @@
     # NOTE: Has strong name detection support been disabled?
     #
     if {![info exists no(strongName)]} then {
       checkForStrongName $test_channel
     }
+
+    #
+    # NOTE: Has strong name key detection been disabled?
+    #
+    if {![info exists no(strongNameKey)]} then {
+      checkForStrongNameKey $test_channel
+    }
 
     #
     # NOTE: Has certificate detection support been disabled?
     #
     if {![info exists no(certificate)]} then {
@@ -1615,10 +1582,45 @@
         #
         checkForObjectMember $test_channel Eagle._Tests.Default \
             *TestPermute*
       }
 
+      if {![info exists no(testDynamicCallback)]} then {
+        #
+        # NOTE: For tests "object-8.1??".
+        #
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallDynamicCallback0*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallDynamicCallback1*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallDynamicCallback2*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallDynamicCallback3*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestGetDynamicCallbacks*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallStaticDynamicCallback0*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallStaticDynamicCallback1*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallStaticDynamicCallback2*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestCallStaticDynamicCallback3*
+
+        checkForObjectMember $test_channel Eagle._Tests.Default \
+            *TestGetStaticDynamicCallbacks*
+      }
+
       #
       # NOTE: Has DateTime testing support been disabled?
       #
       if {![info exists no(testDateTime)]} then {
         #
@@ -2117,17 +2119,17 @@
       #
       checkForNetFx20ServicePack $test_channel
     }
 
     #
-    # NOTE: Has .NET Framework 4.5 testing support been disabled?
+    # NOTE: Has .NET Framework 4.x testing support been disabled?
     #
-    if {![info exists no(netFx45)]} then {
+    if {![info exists no(netFx4x)]} then {
       #
       # NOTE: For test "object-12.1.*".
       #
-      checkForNetFx45 $test_channel
+      checkForNetFx4x $test_channel
     }
 
     #
     # NOTE: Has target framework testing support been disabled?
     #
@@ -2353,10 +2355,17 @@
     #
     if {![info exists no(benchmark.txt)]} then {
       checkForFile $test_channel [file join $test_data_path benchmark.txt]
     }
 
+    #
+    # NOTE: For test "benchmark-1.42".
+    #
+    if {![info exists no(pngDump.txt)]} then {
+      checkForFile $test_channel [file join $test_data_path pngDump.txt]
+    }
+
     #
     # NOTE: For test "garuda-1.1".
     #
     if {![info exists no(pkgAll.tcl)]} then {
       checkForFile $test_channel [file join $base_path Native Package \
@@ -2367,10 +2376,17 @@
     # NOTE: For tests "subst-1.*".
     #
     if {![info exists no(bad_subst.txt)]} then {
       checkForFile $test_channel [file join $test_data_path bad_subst.txt]
     }
+
+    #
+    # NOTE: For test "processIsolation-1.1".
+    #
+    if {![info exists no(isolated.eagle)]} then {
+      checkForFile $test_channel [file join $test_data_path isolated.eagle]
+    }
 
     #
     # NOTE: This is not currently used by any tests.
     #
     if {![info exists no(evaluate.eagle)]} then {
@@ -2621,10 +2637,14 @@
   }
 
   if {![info exists no(checkForTimeIntensive)]} then {
     checkForTimeIntensive $test_channel
   }
+
+  if {![info exists no(checkForFullTest)]} then {
+    checkForFullTest $test_channel
+  }
 
   if {![info exists no(checkForMemoryIntensive)]} then {
     checkForMemoryIntensive $test_channel
   }