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# $NetBSD: pyversion.mk,v 1.5 2002/01/17 11:06:42 drochner Exp $
.if !defined(PYTHON_PYVERSION_MK)
PYTHON_PYVERSION_MK= defined
.include "../../mk/bsd.prefs.mk"
PYTHON_VERSION_DEFAULT?= 21
PYTHON_VERSIONS_ACCEPTED?= 22 21 20
BUILDLINK_DEPENDS.python20?= python20>=2.0
BUILDLINK_DEPENDS.python21?= python21>=2.1
BUILDLINK_DEPENDS.python22?= python22>=2.2
# transform the list into individual variables
.for pv in ${PYTHON_VERSIONS_ACCEPTED}
_PYTHON_VERSION_${pv}_OK= yes
.endfor
# check what is installed
.if exists(${LOCALBASE}/bin/python2.2)
_PYTHON_VERSION_22_INSTALLED= yes
.endif
.if exists(${LOCALBASE}/bin/python2.1)
_PYTHON_VERSION_21_INSTALLED= yes
.endif
.if exists(${LOCALBASE}/bin/python2.0)
_PYTHON_VERSION_20_INSTALLED= yes
.endif
#
# choose a python version where to add,
# try to be intelligent
#
# if a version is explicitely required, take it
.if defined(PYTHON_VERSION_REQD)
_PYTHON_VERSION= ${PYTHON_VERSION_REQD}
.endif
# if the default is already installed, it is first choice
.if !defined(_PYTHON_VERSION)
.if defined(_PYTHON_VERSION_${PYTHON_VERSION_DEFAULT}_OK)
.if defined(_PYTHON_VERSION_${PYTHON_VERSION_DEFAULT}_INSTALLED)
_PYTHON_VERSION= ${PYTHON_VERSION_DEFAULT}
.endif
.endif
.endif
# prefer an already installed version, in order of "accepted"
.if !defined(_PYTHON_VERSION)
.for pv in ${PYTHON_VERSIONS_ACCEPTED}
.if defined(_PYTHON_VERSION_${pv}_INSTALLED)
_PYTHON_VERSION?= ${pv}
.else
# keep information as last resort - see below
_PYTHON_VERSION_FIRSTACCEPTED?= ${pv}
.endif
.endfor
.endif
# if the default is OK for the addon pkg, take this
.if !defined(_PYTHON_VERSION)
.if defined(_PYTHON_VERSION_${PYTHON_VERSION_DEFAULT}_OK)
_PYTHON_VERSION= ${PYTHON_VERSION_DEFAULT}
.endif
.endif
# take the first one accepted by the package
.if !defined(_PYTHON_VERSION)
_PYTHON_VERSION= ${_PYTHON_VERSION_FIRSTACCEPTED}
.endif
#
# set variables for the version we decided to use:
# PYVERSSUFFIX: suffix to executables and in library path,
# equal to sys.version[0:3]
# PYPKGPREFIX: prefix to use in PKGNAME for extensions which can install
# to multiple Python versions
#
.if ${_PYTHON_VERSION} == "22"
DEPENDS+= ${BUILDLINK_DEPENDS.python22}:../../lang/python22
PYVERSSUFFIX= 2.2
PYPKGPREFIX= py22
.elif ${_PYTHON_VERSION} == "21"
DEPENDS+= ${BUILDLINK_DEPENDS.python21}:../../lang/python21
PYVERSSUFFIX= 2.1
PYPKGPREFIX= py21
.elif ${_PYTHON_VERSION} == "20"
DEPENDS+= ${BUILDLINK_DEPENDS.python20}:../../lang/python20
PYVERSSUFFIX= 2.0
PYPKGPREFIX= py20
.endif
PYTHONBIN= ${LOCALBASE}/bin/python${PYVERSSUFFIX}
.endif # PYTHON_PYVERSION_MK
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