Source of Portfile - casa-mp-base

        set next_major [lindex [split $macosx_deployment_target .] 0].[expr [lindex [split $macosx_deployment_target .] 1] + 1]

PortSystem          1.0

PortGroup           github 1.0

github.setup        macports macports-base 2.6.2 v

name                MacPorts

categories          sysutils macports

platforms           darwin freebsd

maintainers         lists.macports.org:macports-mgr

license             BSD

description         The MacPorts Infrastructure

long_description \

   MacPorts provides the infrastructure that allows easy installation and \

   management of freely available software on Mac OS X 10.4 or newer systems.

notes "This port cannot directly be used to upgrade MacPorts; use 'port\

selfupdate' for that."

homepage            https://www.macports.org

distname            ${name}-${version}

github.tarball_from releases

# testing subdir is for non-final releases only

#dist_subdir         ${name}/testing

use_bzip2           yes

checksums           rmd160 1400db2449d50e77d5d30e5f0820bb339dc3b080 \

                    sha256 1b58ccbb1cd6c6fab5e1f15b959208ef5233802fc9ac9585037d21c8e42e2b70

variant keep_prefix description "Use configured prefix instead of enforcing /opt/local" {}

if {![variant_isset keep_prefix]} {

    prefix          /opt/local

# Readline is disabled by default to avoid support issues with people who

# have a readline in /usr/local. Since this portfile is presumably used in a

# clean environment, enable it here.

configure.args      --enable-readline

# We don't want to use anything supplied by ports when building MacPorts itself.

configure.env       PATH=/usr/bin:/bin:/usr/sbin:/sbin

# Some of MacPorts' default flags don't play well when we're building MacPorts

# itself; nuke them.

configure.cppflags

configure.ldflags

configure.cc_archflags

configure.objc_archflags

configure.ld_archflags

compiler.cpath

compiler.library_path

configure.cxx_stdlib

# MacPorts' configure removes ${prefix}/bin from $PATH,

# so better do not use ccache, to avoid problems.

configure.ccache no

post-destroot {

    # Only install .default versions of config files.

    delete ${destroot}${prefix}/etc/macports/archive_sites.conf

    delete ${destroot}${prefix}/etc/macports/macports.conf

    delete ${destroot}${prefix}/etc/macports/pubkeys.conf

    delete ${destroot}${prefix}/etc/macports/sources.conf

casa-mp-base