Re: Tcl extensions for Tcl 8 and 9

On Wed, 8 Jul 2026, Stuart Henderson wrote: > An important part of this is that where you have a file where the > names differ for Tcl8/Tcl9 but it's broadly equivalent (i.e. the > loadable .so, or the linkable library), it's represented by a > single PLIST entry that uses variables to expand to the relevant > filename for the current flavour. > > You just want to have an @comment/"" variable to 'turn off' the > files that you don't want in one of the flavours, rather than using > them for "either/or" lines in PLISTs. > > That way you just need to make sure you're using the correct flavour > (presumably Tcl9) which includes pkgIndex etc when you generate the > PLIST, and life is much much easier for updates/new ports. Otherwise > you need to reinstate the lines for the other of the "either/or" > options (or deal with a PLIST and a couple of PFRAG files). > The comment var might be too much. New variables for Tcl 8/9 ports. Index: tcl.port.mk =================================================================== RCS file: /cvs/ports/lang/tcl/tcl.port.mk,v diff -u -p -u -p -r1.22 tcl.port.mk --- tcl.port.mk 16 Mar 2026 15:44:31 -0000 1.22 +++ tcl.port.mk 7 Aug 2026 14:11:30 -0000 @@ -24,6 +24,18 @@ MODTCL_RUN_DEPENDS ?= ${_MODTCL_SPEC}:la MODTCL_LIB_DEPENDS ?= ${_MODTCL_SPEC}:lang/tcl/${MODTCL_VERSION} MODTCL_WANTLIB ?= ${MODTCL_LIB} +# For Tcl 8/9 ports. +.if "${MODTCL_VERSION}" == "9" +MODTCL_EXTLIB = tcl9 +MODTCL_EXT8 = "@comment " +MODTCL_EXT9 = +MODTCL_COMMENT = (Tcl9) +.else +MODTCL_EXTLIB = +MODTCL_EXT8 = +MODTCL_EXT9 = "@comment " +MODTCL_COMMENT = (Tcl8) +.endif # Handle the two most commonly used methods # for starting up executable Tcl scripts. Index: port-modules.5 =================================================================== RCS file: /cvs/src/share/man/man5/port-modules.5,v diff -u -p -u -p -r1.286 port-modules.5 --- port-modules.5 25 Jun 2026 07:30:43 -0000 1.286 +++ port-modules.5 7 Aug 2026 14:11:51 -0000 @@ -1097,6 +1097,14 @@ Sets .Ev MODTCL_LIB_DEPENDS , and .Ev MODTCL_LIB . +Also sets +.Ev MODTCL_EXTLIB , +.Ev MODTCL_EXT8 , +.Ev MODTCL_EXT9 , +and +.Ev MODTCL_COMMENT , +for Tcl 8/9 ports. +See textproc/tdom and x11/dbus-tcl. .Ev MODTCL_VERSION is the default version used by all Tcl ports and may be overridden. Provides