- Overhaul bsd.tcl.mk: most importantly, change the semantics to match

  USE_PERL5* macros:

  USE_TCL, USE_TK: lib depends
  USE_TCL_BUILD, USE_TK_BUILD: build depends
  USE_TCL_RUN, USE_TK_RUN: run depends

  See comment block in bsd.tcl.mk for details

PR:		ports/109097
Submitted by:	Martin Matuska <martin@matuska.org>
Tested on:	pointyhat exp-run

2 files changed, 385 insertions, 111 deletions

diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
index c469db05f239..e392624e9dd1 100644
--- a/Mk/bsd.port.mk
+++ b/Mk/bsd.port.mk
@@ -1504,7 +1504,7 @@ PERL=		${LOCALBASE}/bin/perl
 .include "${PORTSDIR}/Mk/bsd.ocaml.mk"
 .endif
 
-.if defined(USE_TCL) || defined(USE_TCL_BUILD) || defined(USE_TK) || defined(USE_TK_BUILD)
+.if defined(USE_TCL) || defined(USE_TCL_BUILD) || defined(USE_TCL_RUN) || defined(USE_TCL_WRAPPER) || defined(USE_TK) || defined(USE_TK_BUILD) || defined(USE_TK_RUN) || defined(USE_TK_WRAPPER)
 .include "${PORTSDIR}/Mk/bsd.tcl.mk"
 .endif
 
diff --git a/Mk/bsd.tcl.mk b/Mk/bsd.tcl.mk
index 21a370b0c52a..b2d6f2e6aaac 100644
--- a/Mk/bsd.tcl.mk
+++ b/Mk/bsd.tcl.mk
@@ -9,136 +9,411 @@
 Tcl_Pre_Include=		bsd.tcl.mk
 Tcl_Include_MAINTAINER=	ports@FreeBSD.org
 
-# USE_TCL		- Depend on tcl to run. In case of incompatible APIs of
-#				  different TCL versions the version can be specified directly.
-#				  If version is not specified (USE_TCL=yes) then the latest
-#				  version is used (8.4 currently).
-#				  Available values are: 85, 85-thread, 84, 84-thread, 83, 82,
-#				  81 and 80.
-# USE_TCL_BUILD	- Build time dependency on tcl. Same semantics as USE_TCL.
-#
-# USE_TK		- Depend on tk to run. In case of incompatible APIs of different
-#				  TK versions the version can be specified directly. If version
-#				  is not specified (USE_TK=yes) then the latest version is
-#				  used (8.4 currently).
-#				  Available values are: 85, 84, 83, 82, 81 and 80.
-# USE_TK_BUILD	- Build time dependency on tk. Same semantics as USE_TK.
+# USE_TCL		- Add library dependency on Tcl. If no version is given by the maintainer
+#			  via the port or by the user via defined variable try to find the highest
+#			  stable installed version.
+#			  Available values: yes 85+ 84+ 83+ 82+ 80+ 85 84 83 82 80
+#			  NOTE: - default value 84 is used in case of USE_TCL=yes
+#
+# USE_TCL_BUILD		- Add buildtime dependency on Tcl (tclsh).
+#			  Available values: see USE_TCL
+#			  NOTE: - has no effect if USE_TCL is defined
+#
+# USE_TCL_RUN		- Add runtime dependency on Tcl (tclsh).
+#			  Available values: see USE_TCL
+#			  NOTE: - has no effect if USE_TCL is defined
+#				- value is implied by USE_TCL_BUILD (if defined)
+#
+# USE_TCL_WRAPPER	- Depend on the tclsh wrapper to run. Ports that do not explicitly require
+#			  a specific tclsh version may use this.
+#			  The tclsh wrapper script installs into ${LOCALBASE}/bin/tclsh
+#			  NOTE: - USE_TCL_WRAPPER and USE_TCL can be used together
+#			        - ports using the wrapper should support default Tcl (8.4)
+##
+# INVALID_TCL_VER	- This variable contains a list of Tcl versions not supported by the port.
+#			  This setting is effective only when USE_TCL is set to a range (e.g. 83+)
+# WITH_TCL_VER		- User defined global variable to set Tcl version
+#			  This variable is effective only if USE_TCL is set to a range (e.g. 83+)
+#			  and WITH_TCL_VER points inside that range.
+#			  NOTE: INVALID_TCL_VER takes precedence
+# <UNIQUENAME>_WITH_TCL_VER	- User defined port specific variable to set Tcl version
+##
+# USE_TCL_THREADS	- If defined, Tcl a threaded version of tcl is required.
+#			  NOTE: support for threaded builds starts with version 84
+# USE_TCL_NO_THREADS	- If defined, port may not use a threaded Tcl, even if requested via
+#			  USE_TCL_THREADS or WITH_TCL_THREADS
+# WITH_TCL_THREADS	- User defined variable to use Tcl with threads
+# <UNIQUENAME>_WITH_TCL_THREADS	- User defined port specific variable to require Tcl with threads
 ##
-# TCL_LIBDIR	- Path where tcl libraries can be found
+# TCL_VER		- Detected by bsd.tcl.mk. Contains the version number of Tcl to be used.
 #
-# TCL_INCLUDEDIR
-#				- Path where tcl C headers can be found
+##
+# USE_TK		- Add library dependency on Tk. If no version is given by the maintainer
+#			  via the port or by the user via defined variable try to find the highest
+#			  stable installed version.
+#			  Avaliable values: yes 85+ 84+ 83+ 82+ 80+ 85 84 83 82 80
+#			  NOTE: - overrides USE_TCL
+#			        - default value 84 is used in case of USE_TK=yes
+#
+# USE_TK_BUILD		- Add buildtime dependency on Tk (wish).
+#			  Available values: see USE_TK
+#			  NOTE: - has no effect if USE_TK is defined
+#
+# USE_TK_RUN		- Add runtime dependency on Tk (wish).
+#			  Available values: see USE_TK
+#			  NOTE: - has no effect if USE_TK is defined
+#				- value is implied by USE_TK_BUILD (if defined)
+#
+# USE_TK_WRAPPER	- Depend on the wish wrapper to run. Ports that do not explicitly require
+#			  a specific wish version may use this.
+#			  The wish wrapper script installs into ${LOCALBASE}/bin/wish
+#			  NOTE: - USE_TK_WRAPPER and USE_TK can be used together.
+#			        - ports using the wrapper should support default Tk (8.4)
+##
+# INVALID_TK_VER	- This variable contains a list of Tk versions not supported by the port
+#			  This setting is effective only when USE_TK is set to a range (e.g. 83+)
+# WITH_TK_VER		- User defined global variable to set Tk version.
+#			  This variable is effective only if USE_TK is set to a range (e.g. 83+)
+#			  and WITH_TK_VER points inside that range.
+#			  NOTE: overrides WITH_TCL_VER.
+# <UNIQUENAME>_WITH_TK_VER	- User defined port specific variable to set Tk version
+#			  NOTE: overrides <UNIQUENAME>_WITH_TCL_VER.
+##
+# USE_TK_THREADS	- Tk has to obey tcl in threads. A threaded Tk requires
+#			  a threaded Tcl and a non-threaded Tcl requires a non-threaded Tk.
+#			  This variable defines USE_TCL_THREADS
+# USE_TK_NO_THREADS	- If defined, port may not use a threaded Tk, even if requested via
+#			  USE_TK_THREADS or WITH_TK_THREADS. Defines USE_TCL_NO_THREADS
+# WITH_TK_THREADS	- User defined variable to use Tk with threads
+# <UNIQUENAME>_WITH_TK_THREADS	- User defined port specific variable to require Tk with threads
+###
+# TCL_LIBDIR		- Path where tcl libraries can be found
+#
+# TCL_INCLUDEDIR	- Path where tcl C headers can be found
 ##
 # TK_LIBDIR		- Path where tk libraries can be found
 #
-# TK_INCLUDEDIR - Path where tk C headers can be found
+# TK_INCLUDEDIR 	- Path where tk C headers can be found
 ##
-# TCLSH			- Path to tclsh executable respecting tcl version
+# TCLSH			- Path to tclsh executable respecting Tcl version
+#			  or to the tclsh wrapper if USE_TCL_WRAPPER is set
+#
+# WISH			- Path to wish executable respecting Tk version
+#			  or to the wish wrapper if USE_TK_WRAPPER is set
 #
-# WISH			- Path to wish executable respecting tk version
 ##
-# PATCH_TCL_SCRIPTS
-#				- List of tcl scripts that need to be patched to replace
-# 				  tclsh calls with tclsh${TK_VER} calls. Also note that
-# 				  post-patch target is used.
+# PATCH_TCL_SCRIPTS	- List of tcl scripts that need to be patched to replace
+# 			  tclsh calls with tclsh${TK_VER} calls. Also note that
+# 			  post-patch target is used.
 #
-# PATCH_TK_SCRIPTS
-#				- List of tcl scripts that need to be patched to replace
-# 				  wish calls with wish${TK_VER} calls. Also note that
-# 				  post-patch target is used.
+# PATCH_TK_SCRIPTS	- List of tcl scripts that need to be patched to replace
+# 			  wish calls with wish${TK_VER} calls. Also note that
+# 			  post-patch target is used.
 
-.if defined(USE_TCL) || defined(USE_TCL_BUILD)
-
-_TCL_VERSIONS=	85 85-thread 84 84-thread 83 82 81 80
+# Set RUN_DEPENDS for wrappers
+. if defined(USE_TCL_WRAPPER)
+RUN_DEPENDS+=		tclsh:${PORTSDIR}/lang/tcl-wrapper
+. endif
+. if defined(USE_TK_WRAPPER)
+RUN_DEPENDS+=		wish:${PORTSDIR}/x11-toolkits/tk-wrapper
+. endif
 
-.if defined(USE_TCL)
-_RUN=		yes
+# Process USE_TCL_BUILD and USE_TCL_RUN
+.if !defined(USE_TCL)
+. if defined(USE_TCL_RUN)
+USE_TCL:=	${USE_TCL_RUN}
+_TCL_RUN_DEPENDS=	yes
+. endif
+. if defined(USE_TCL_BUILD)
+USE_TCL:=	${USE_TCL_BUILD}
+_TCL_BUILD_DEPENDS=	yes
+. endif
 .endif
 
-.if defined(USE_TCL_BUILD)
-USE_TCL=	${USE_TCL_BUILD}
-_BUILD=		yes
+# Process USE_TK_BUILD and USE_TK_RUN
+.if !defined(USE_TK)
+. if defined(USE_TK_RUN)
+USE_TK:=	${USE_TK_RUN}
+_TK_RUN_DEPENDS=	yes
+. endif
+. if defined(USE_TK_BUILD)
+USE_TK:=	${USE_TK_BUILD}
+_TK_BUILD_DEPENDS=	yes
+. endif
 .endif
 
-.if ${USE_TCL} == "yes"
-USE_TCL=	84
+# Set WITH_TCL_THREADS or WITH_TK_THREADS if port-specific define
+. if defined(${UNIQUENAME:U:S,-,_,}_WITH_TCL_THREADS)
+WITH_TCL_THREADS=	yes
+. endif
+. if defined(${UNIQUENAME:U:S,-,_,}_WITH_TK_THREADS)
+WITH_TK_THREADS=	yes
 .endif
 
-TCL_VER:=	${USE_TCL:S/8/8./:S/-thread//}
+# If a threaded Tcl or Tk is requested we require a threaded Tcl
+. if !defined(USE_TK_NO_THREADS) && !defined(USE_TCL_NO_THREADS)
+.  if defined(USE_TCL_THREADS) || defined(USE_TK_THREADS)
+USE_TCL_THREADS=	yes
+.  endif
+.  if defined(WITH_TK_THREADS)
+WITH_TCL_THREADS=	${WITH_TK_THREADS}
+.  endif
+. endif
 
-# Special case
-.if ${USE_TCL} == "81"
-USE_TCL=	tcl81-thread
-.endif
+# Override the global WITH_TCL_VER or WITH_TK_VER with the
+# port specific <UNIQUENAME>_WITH_TCL_VER or <UNIQUENAME>_WITH_TK_VER
+. if defined(${UNIQUENAME:U:S,-,_,}_WITH_TCL_VER)
+WITH_TCL_VER:=	${${UNIQUENAME:U:S,-,_,}_WITH_TCL_VER}
+. endif
+. if defined(${UNIQUENAME:U:S,-,_,}_WITH_TK_VER)
+WITH_TK_VER:=	${${UNIQUENAME:U:S,-,_,}_WITH_TK_VER}
+. endif
 
-_FOUND=		no
-.for ver in ${_TCL_VERSIONS}
-. if ${USE_TCL} == "${ver}"
-_FOUND=		yes
-.  if defined(_BUILD)
-BUILD_DEPENDS+=	tclsh${TCL_VER}:${PORTSDIR}/lang/tcl${USE_TCL}
+# If USE_TK, WITH_TK_VER, INVALID_TK_VER is defined,
+# set USE_TCL, WITH_TCL_VER, INVALID_TCL_VER to identical values
+# we require the same version of Tcl for Tk
+. if defined(USE_TK)
+.  if !defined(USE_TCL)
+_TK_ONLY=	yes
 .  endif
-.  if defined(_RUN)
-RUN_DEPENDS+=	tclsh${TCL_VER}:${PORTSDIR}/lang/tcl${USE_TCL}
-.  endif
-TCL_INCLUDEDIR=	${LOCALBASE}/include/tcl${TCL_VER}
-TCL_LIBDIR=		${LOCALBASE}/lib/tcl${TCL_VER}
-TCLSH=			${LOCALBASE}/bin/tclsh${TCL_VER}
+USE_TCL:=	${USE_TK}
+. endif
+. if defined(WITH_TK_VER)
+WITH_TCL_VER:=	${WITH_TK_VER}
+. endif
+. if defined(INVALID_TK_VER)
+INVALID_TCL_VER:=	${INVALID_TK_VER}
 . endif
-.endfor
 
-.if ${_FOUND} == "no"
-IGNORE=		Unknown TCL version specified: ${USE_TCL}
-.endif
-.endif # defined(USE_TCL) || defined(USE_TCL_BUILD)
+#
+# Tcl part
+#
+. if defined(USE_TCL)
 
-.if defined(USE_TK) || defined(USE_TK_BUILD)
+_TCL_DEFAULT_VERSION=		84
+_TCL_VERSIONS=			85 84 83 82 80
+_TCL_THREADS_VERSIONS=		85 84
+_TCL_RANGE_VERSIONS= 		85+ 84+ 83+ 82+ 80+
+_TCL_THREADS_RANGE_VERSIONS=	85+ 84+
 
-_TK_VERSIONS=	85 84 83 82 81 80
+# For specifying [85, 84, ..]+
+_TCL_80P=	80 82 83 84 85
+_TCL_82P=	82 83 84 85
+_TCL_83P=	83 84 85
+_TCL_84P=	84 85
+_TCL_85P=	85
 
-.if defined(USE_TK)
-_TK_RUN=	yes
-.endif
+# Set the default Tcl version and check if USE_TCL=yes was given
+.  if ${USE_TCL} == "yes"
+USE_TCL=	${_TCL_DEFAULT_VERSION}
+.  endif
 
-.if defined(USE_TK_BUILD)
-USE_TK=		${USE_TK_BUILD}
-_TK_BUILD=	yes
-.endif
+# Support for obsolete 84-thread and 85-thread definitions
+.  if ${USE_TCL} == "84-thread" || ${USE_TCL} == "85-thread"
+USE_TCL:=		${USE_TCL:S/-thread//}
+USE_TCL_THREADS=	yes
+.  endif
 
-.if ${USE_TK} == "yes"
-USE_TK=		84
-.endif
+# Ignore WITH_TCL_THREADS if USE_TCL is
+# not in _TCL_THREADS_VERSIONS or _TCL_RANGE_VERSIONS
+.  if defined(WITH_TCL_THREADS)
+.   for ver in ${_TCL_THREADS_VERSIONS} ${_TCL_RANGE_VERSIONS}
+.    if ${USE_TCL} == "${ver}"
+USE_TCL_THREADS=	yes
+.    endif
+.   endfor
+.  endif
 
-TK_VER:=	${USE_TK:S/8/8./}
-TCL_VER?=	${TK_VER}
+# Check if a build with threads is required
+.  if !defined(USE_TCL_NO_THREADS) && !defined(USE_TK_NO_THREADS) && !defined(BUILDING_TCL_THREADS) && !defined(BUILDING_TK_THREADS)
+.   if defined(USE_TCL_THREADS)
+_TCL_THREADS_PORT=	-thread
+_TCL_THREADS_SUFFIX=	-threads
 
-.if defined(USE_TCL) && ${TCL_VER} != ${TK_VER}
-IGNORE=		TCL and TK versions must be equal (${TCL_VER} vs ${TK_VER})
-.endif
+# Threaded Tcl/Tk accepts only ranges starting with 84+
+# reset the range to 84+ if the value is lower
+.    for ver in ${_TCL_RANGE_VERSIONS}
+.     if ${USE_TCL} == "${ver}"
+_TCL_T_BAD_RANGE=	yes
+.      for tver in ${_TCL_THREADS_RANGE_VERSIONS}
+.       if ${USE_TCL} == "${tver}"
+_TCL_T_BAD_RANGE=	no
+.       endif
+.      endfor
+.     endif
+.    endfor
+.    if defined(_TCL_T_BAD_RANGE) && ${_TCL_T_BAD_RANGE} == "yes"
+USE_TCL=	84+
+.    endif
+
+.   endif
+. endif
+
+_TCL_VER=	no
 
+# Check if we have user-defined WITH_TCL_VER and if it matches
+# the range specified in port's USE_TCL or USE_TK
+.  if defined(WITH_TCL_VER)
+.   for ver in ${_TCL_RANGE_VERSIONS}
+.    if ${USE_TCL} == "${ver}" && ${_TCL_VER} == "no"
+_MATCHED_TCL_VER:=	${USE_TCL:S/+//}
+.     for tcl in ${_TCL_${_MATCHED_TCL_VER}P}
+.      if ${WITH_TCL_VER} == ${tcl}
+#  Check if user supplied WITH_TCL is in the INVALID_TCL_VER list
+_BRKTCL=	no
+.       for iver in ${INVALID_TCL_VER}
+.        if ${WITH_TCL_VER} == ${iver}
+_BRKTCL=	yes
+.	 endif
+.       endfor
+#  If WITH_TCL is not in the INVALID_TCL_VER list, use it
+#  otherwise take default from port
+.       if ${_BRKTCL} == "no"
+_TCL_VER=	${WITH_TCL_VER}
+USE_TCL=	${_TCL_VER}
+.       endif
+.      endif
+.     endfor
+.    endif
+.   endfor
+.  endif
+
+# Check for highest installed Tcl (if e.g. 83+ is specified)
+# The default version of Tcl counts as the highest
+.  if ${_TCL_VER} == "no"
+.   for ver in ${_TCL_RANGE_VERSIONS}
+.    if ${USE_TCL} == "${ver}" && ${_TCL_VER} == "no"
+_MATCHED_TCL_VER:=	${USE_TCL:S/+//}
+.     for tcl in ${_TCL_${_MATCHED_TCL_VER}P}
+#  Skip versions we are incompatible with
+_BRKTCL=	no
+.      for iver in ${INVALID_TCL_VER}
+_INVALID_VER=	${iver}
+.       if ${_INVALID_VER} == ${tcl}
+_BRKTCL=	yes
+.	endif
+.      endfor
+.      if ${_BRKTCL} == "no"
+#  We have matched a supported version
+_TCL_VER_MATCH=${tcl}
+#  Check if the default version is supported
+.	if ${_TCL_VER_MATCH} == ${_TCL_DEFAULT_VERSION}
+_TCL_SUPPORT_DEFAULT=	yes
+.	endif
+#  Look for installed versions
+.       if exists(${LOCALBASE}/include/tcl${tcl:S/8/8./}/tcl.h)
+_TCL_INST_VER=${tcl}
+#  Check if the default version is installed
+.        if ${_TCL_INST_VER} == ${_TCL_DEFAULT_VERSION}
+_TCL_HAVE_DEFAULT=	yes
+.        endif
+.	endif
+.      endif
+.     endfor
+.    endif
+.   endfor
+.   if defined(_MATCHED_TCL_VER)
+.    if defined(_TCL_INST_VER)
+#  Default version is installed
+.     if defined(_TCL_HAVE_DEFAULT)
+USE_TCL=	${_TCL_DEFAULT_VERSION}
+.     else
+#  Default version is not installed, but another supported version is installed
+USE_TCL=	${_TCL_INST_VER}
+.     endif
+#  No supported version is installed, we want to install the default version
+.    elif defined(_TCL_SUPPORT_DEFAULT)
+USE_TCL=	${_TCL_DEFAULT_VERSION}
+.    elif defined(_TCL_VER_MATCH)
+#  Default version is not wanted, select next best match
+USE_TCL=	${_TCL_VER_MATCH}
+.    else
+#  INVALID_[TCL|TK]_VER removes all choices from the USE_[TCL|TK] range
+IGNORE=		selection of a Tcl/Tk version is not possible. Please check USE_[TCL|TK] and INVALID_[TCL|TK]_VER
+.    endif
+.   endif
+.  endif
+
+TCL_VER:=	${USE_TCL:S/8/8./}
+
+# Check if a correct Tcl/Tk version was specified
 _FOUND=		no
-.for ver in ${_TK_VERSIONS}
-. if ${USE_TK} == ${ver}
+.  for ver in ${_TCL_VERSIONS}
+.   if ${USE_TCL} == "${ver}" && ${_FOUND} == "no"
 _FOUND=		yes
-.  if defined(_TK_BUILD)
-BUILD_DEPENDS+=	wish${TK_VER}:${PORTSDIR}/x11-toolkits/tk${USE_TK}
-.endif
-.  if defined(_TK_RUN)
-RUN_DEPENDS+=	wish${TK_VER}:${PORTSDIR}/x11-toolkits/tk${USE_TK}
-.endif
-TCL_INCLUDEDIR=	${LOCALBASE}/include/tcl${TK_VER}
-TCL_LIBDIR=		${LOCALBASE}/lib/tcl${TK_VER}
-TK_INCLUDEDIR=	${LOCALBASE}/include/tk${TK_VER}
-TK_LIBDIR=		${LOCALBASE}/lib/tk${TK_VER}
-TCLSH=			${LOCALBASE}/bin/tclsh${TK_VER}
-WISH=			${LOCALBASE}/bin/wish${TK_VER}
-. endif
-.endfor
+.   endif
+.  endfor
 
-.if ${_FOUND} == "no"
-IGNORE=		Unknown TK version specified: ${USE_TK}
-.endif
-.endif # defined(USE_TK) || defined(USE_TK_BUILD)
+.  if ${_FOUND} == "yes" && defined(USE_TCL_THREADS)
+_FOUND=		no
+_THREADED_NOT_FOUND=	yes
+.   for ver in ${_TCL_THREADS_VERSIONS}
+.    if ${USE_TCL} == "${ver}" && ${_FOUND} == "no"
+_FOUND=		yes
+.    endif
+.   endfor
+.  endif
+
+.  if ${_FOUND} == "yes"
+
+TCL_INCLUDEDIR=		${LOCALBASE}/include/tcl${TCL_VER}
+TCL_LIBDIR=		${LOCALBASE}/lib/tcl${TCL_VER}${_TCL_THREADS_SUFFIX}
+TCLSH=			${LOCALBASE}/bin/tclsh${TCL_VER}${_TCL_THREADS_SUFFIX}
+
+# Add dependencies
+.   if !defined(_TK_ONLY)
+.    if !defined(_TCL_RUN_DEPENDS) && !defined(_TCL_BUILD_DEPENDS)
+LIB_DEPENDS+=	tcl${USE_TCL}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/lang/tcl${USE_TCL}${_TCL_THREADS_PORT}
+.    else
+.     if defined(_TCL_BUILD_DEPENDS)
+BUILD_DEPENDS+=	tclsh${TCL_VER}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/lang/tcl${USE_TCL}${_TCL_THREADS_PORT}
+.     endif
+.     if defined(_TCL_RUN_DEPENDS)
+RUN_DEPENDS+=	tclsh${TCL_VER}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/lang/tcl${USE_TCL}${_TCL_THREADS_PORT}
+.     endif
+.    endif
+.   endif
+
+.  elif defined(_THREADED_NOT_FOUND) && !defined(IGNORE)
+IGNORE=		the defined version of Tcl/Tk does not support threads: ${USE_TCL}
+.  elif !defined(IGNORE)
+IGNORE=		unknown Tcl/Tk version specified: ${USE_TCL}
+.  endif
+
+#
+# Tk part
+#
+.  if defined(USE_TK)
+
+# We now read the version numbers from the Tcl part
+USE_TK:=	${USE_TCL}
+TK_VER:=	${USE_TCL:S/8/8./}
+
+.   if !defined(_TK_RUN_DEPENDS) && !defined(_TK_BUILD_DEPENDS)
+LIB_DEPENDS+=	tk${USE_TK}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/x11-toolkits/tk${USE_TK}${_TCL_THREADS_PORT}
+.   else
+.    if defined(_TK_BUILD_DEPENDS)
+BUILD_DEPENDS+=	wish${TK_VER}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/x11-toolkits/tk${USE_TK}${_TCL_THREADS_PORT}
+.    endif
+.    if defined(_TK_RUN_DEPENDS)
+RUN_DEPENDS+=	wish${TK_VER}${_TCL_THREADS_SUFFIX}:${PORTSDIR}/x11-toolkits/tk${USE_TK}${_TCL_THREADS_PORT}
+.    endif
+.   endif
+
+TK_INCLUDEDIR=		${LOCALBASE}/include/tk${TK_VER}
+TK_LIBDIR=		${LOCALBASE}/lib/tk${TK_VER}${_TCL_THREADS_SUFFIX}
+WISH=			${LOCALBASE}/bin/wish${TK_VER}${_TCL_THREADS_SUFFIX}
+
+.  endif # defined(USE_TK)
+. endif # defined(USE_TCL)
+
+# (Re)set WISH and TCLSH to the wrapper, if defined
+. if defined(USE_TCL_WRAPPER)
+TCLSH=			${LOCALBASE}/bin/tclsh
+. endif
+. if defined(USE_TK_WRAPPER)
+WISH=			${LOCALBASE}/bin/wish
+. endif
 
 .endif # !defined(_POSTMKINCLUDED) && !defined(Tcl_Pre_Include)
 
@@ -146,20 +421,19 @@ IGNORE=		Unknown TK version specified: ${USE_TK}
 
 Tcl_Post_Include=	bsd.tcl.mk
 
-.if defined(PATCH_TCL_SCRIPTS) || defined (PATCH_TK_SCRIPTS)
-.if !target(post-patch)
+. if defined(PATCH_TCL_SCRIPTS) || defined (PATCH_TK_SCRIPTS)
+.  if !target(post-patch)
 post-patch:
-.if defined(PATCH_TCL_SCRIPTS) && defined(TCLSH)
-. for tcl_script in ${PATCH_TCL_SCRIPTS}
+.   if defined(PATCH_TCL_SCRIPTS) && defined(TCLSH)
+.    for tcl_script in ${PATCH_TCL_SCRIPTS}
 	@${REINPLACE_CMD} -e 's,tclsh,${TCLSH},' ${WRKSRC}/${tcl_script}
-. endfor
-.endif
-.if defined(PATCH_TK_SCRIPTS) && defined(WISH)
-. for tk_script in ${PATCH_TK_SCRIPTS}
+.    endfor
+.   endif
+.   if defined(PATCH_TK_SCRIPTS) && defined(WISH)
+.    for tk_script in ${PATCH_TK_SCRIPTS}
 	@${REINPLACE_CMD} -e 's,wish,${WISH},' ${WRKSRC}/${tk_script}
-. endfor
-.endif
-.endif # !target(post-patch)
-.endif # defined(PATCH_TCL_SCRIPTS) || defined (PATCH_TK_SCRIPTS)
-
+.    endfor
+.   endif
+.  endif # !target(post-patch)
+. endif # defined(PATCH_TCL_SCRIPTS) || defined (PATCH_TK_SCRIPTS)
 .endif # defined(_POSTMKINCLUDED) && !defined(Tcl_Post_Include)