View the most recent changes for the free42 port at: free42.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for free42.
The raw portfile for free42 1.4.44 is located here:
http://free42.darwinports.com/dports/emulators/free42/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/free42

# -*- coding: utf-8; mode: tcl; tab-width: 4; truncate-lines: t; indent-tabs-mode: nil; c-basic-offset: 4; -*-
The free42 Portfile 48920 2009-03-31 11:28:38Z ryandesign macports.org $
# vim: set fileencoding=utf-8 tabstop=4 shiftwidth=4 softtabstop=4 noexpandtab filetype=tcl :

PortSystem 1.0

Name: free42
Version: 1.4.44
Revision: 2
Platform: darwin
Category: emulators
Maintainers: krischik:macports.org
Description: a HP-42s Simulator
Long Description: Free42 is a complete re-implementation of the HP-42S calculator and the HP-82240 printer. Free42 was written from scratch, without using any HP code. You do not need any ROM images in order to use it, yet it is fully HP-42S compatible.

Homepage: http://free42.sourceforge.net/
Master Sites: sourceforge

set prog free42.${version}.tgz
set skin Free42Skins.zip

distfiles ${prog} ${skin}

extract.only ${prog}

Checksums: ${prog} sha1 a116ab15c3d7faef0bfd9b1e59426964248b4242 ${skin} sha1 db0c327224fa163423003e287bee58e7f906f7b8

depends_lib port:gtk2

worksrcdir ${name}
use_configure no
use_parallel_build no
build.dir ${worksrcpath}/gtk
build.target free42bin
build.env-delete BCD_MATH

post-extract {
system "unzip -q ${distpath}/${skin} -d ${workpath}/skin"
}

platform darwin {
build.env-append LIBS="-lm -lXm -lXpm -lXp -lXmu -lXt -lX11"
post-patch {
reinplace "s|CXXFLAGS := |CXXFLAGS := -DNO_SINCOS |g" ${build.dir}/Makefile
}
}

post-build {
# The build phase builds the binary version.
# Now build again to get the decimal version.
build.target clean free42dec
build.env-append BCD_MATH=1
command_exec build
}

destroot {
xinstall -m 775 -d ${destroot}${prefix}/share/free42
xinstall -m 775 -d ${destroot}${applications_dir}

eval xinstall -m 444 [glob ${workpath}/skin/*.gif] [glob ${workpath}/skin/*.layout] ${workpath}/skin/README.txt ${destroot}${prefix}/share/free42

xinstall -m 775 -W ${build.dir} free42bin free42dec ${destroot}${prefix}/bin
}

platform macosx {
post-destroot {
xinstall -m 775 -d ${destroot}${applications_dir}
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Binary.app
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Binary.app/Contents
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Binary.app/Contents/MacOS
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Binary.app/Contents/Resources

xinstall -m 644 -W ${filespath} Free42-Binary.app/Contents/Info.plist ${destroot}${applications_dir}/Free42-Binary.app/Contents/Info.plist
xinstall -m 644 -W ${filespath} Free42-Binary.app/Contents/Resources/Free42-Binary.icns ${destroot}${applications_dir}/Free42-Binary.app/Contents/Resources/Free42-Binary.icns
xinstall -m 755 -W ${filespath} Free42-Binary.app/Contents/MacOS/Free42-Binary.command ${destroot}${applications_dir}/Free42-Binary.app/Contents/MacOS/Free42-Binary.command

reinplace s| PREFIX |${prefix}|g ${destroot}${applications_dir}/Free42-Binary.app/Contents/MacOS/Free42-Binary.command

xinstall -m 775 -d ${destroot}${applications_dir}
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Decimal.app
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Decimal.app/Contents
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Decimal.app/Contents/MacOS
xinstall -m 755 -d ${destroot}${applications_dir}/Free42-Decimal.app/Contents/Resources

xinstall -m 644 -W ${filespath} Free42-Decimal.app/Contents/Info.plist ${destroot}${applications_dir}/Free42-Decimal.app/Contents/Info.plist
xinstall -m 644 -W ${filespath} Free42-Decimal.app/Contents/Resources/Free42-Decimal.icns ${destroot}${applications_dir}/Free42-Decimal.app/Contents/Resources/Free42-Decimal.icns
xinstall -m 755 -W ${filespath} Free42-Decimal.app/Contents/MacOS/Free42-Decimal.command ${destroot}${applications_dir}/Free42-Decimal.app/Contents/MacOS/Free42-Decimal.command

reinplace s| PREFIX |${prefix}|g ${destroot}${applications_dir}/Free42-Decimal.app/Contents/MacOS/Free42-Decimal.command
}
}

If you haven't already installed Darwin Ports, you can find easy instructions for doing so at the main Darwin Ports page.
Once Darwin Ports has been installed, in a terminal window and while online, type the following and hit return:

%  cd /opt/local/bin/portslocation/dports/free42
%  sudo port install free42  
Password: 

You will then be prompted for your root password, which you should enter. You may have to wait for a few minutes while the software is retrieved from the network and installed for you. Y ou should see something that looks similar to:

--->  Fetching free42
--->  Verifying checksum for free42
--->  Extracting free42
--->  Configuring free42
--->  Building free42 with target all

--->  Staging free42 into destroot

--->  Installing free42

- Make sure that you do not close the terminal window while Darwin Ports is working. Once the software has been installed, you can find further information about using free42 with these commands:

%  man free42
%  apropos free42
%  which free42
%  locate free42

 Where to find more information: