View the most recent changes for the graphviz-gui port at: graphviz-gui.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for graphviz-gui.
The raw portfile for graphviz-gui 2.24.0 is located here:
http://graphviz-gui.darwinports.com/dports/graphics/graphviz-gui/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/graphviz-gui

The graphviz-gui Portfile 57657 2009-09-14 16:40:41Z ryandesign macports.org $

PortSystem 1.0
PortGroup xcode 1.0

Name: graphviz-gui
conflicts graphviz-gui-devel graphviz-oldgui
set my_name graphviz
# keep version in sync between graphviz and graphviz-gui
Version: 2.24.0
Category: graphics aqua
Maintainers: ryandesign
license CPLv1.0
Homepage: http://www.graphviz.org/
Master Sites: ${homepage}pub/graphviz/stable/SOURCES/
use_parallel_build yes
dist_subdir ${my_name}
distname ${my_name}-${version}
xcode.configuration Release

Description: Mac OS X Aqua GUI for viewing and exporting Graphviz graphs

Long Description: ${description}.

Checksums: md5 806a30dbc3f8deb219216f35be0e7a40 sha1 1d91b3a7d2c7fa15e5e718eb456210cd15731e14 rmd160 d003cfa57e73c44fbb71ae8f8726ecc9c74735f9

depends_lib port:graphviz

pre-fetch {
if {"darwin" != ${os.platform}} {
ui_error "${name} requires Mac OS X."
return -code error "incompatible operating system"
}
if {${os.major} < 9} {
ui_error "${name} requires Mac OS X 10.5 or greater. Try graphviz-oldgui instead."
return -code error "incompatible Mac OS X version"
}
}

pre-extract {
if {"darwin" == ${os.platform} && 9 == ${os.major}} {
# graphviz needs Xcode 3.1+ to avoid the libGL error when building the smyrna variant
# graphviz-gui needs Xcode 3.1.2+; see #18811
set minimum_xcodeversion 3.1.2
set current_xcodeversion [exec defaults read /Developer/Applications/Xcode.app/Contents/Info CFBundleShortVersionString]
if {[rpm-vercomp ${current_xcodeversion} ${minimum_xcodeversion}] < 0} {
ui_error "On Mac OS X ${macosx_version}, ${name} ${version} requires Xcode ${minimum_xcodeversion} or later but you have Xcode ${current_xcodeversion}."
return -code error "incompatible Xcode version"
}
}
}

extract.post_args-append ${worksrcdir}/macosx ${worksrcdir}/doc

Patch Files: patch-project.pbxproj.diff

build.dir ${worksrcpath}/macosx
xcode.build.settings PREFIX=${prefix}

xcode.destroot.settings ${xcode.build.settings}

# keep livecheck in sync between graphviz and graphviz-gui
livecheck.type regex
livecheck.url ${homepage}Download_source.php
livecheck.regex ${my_name}-(\[0-9\]+\\.\[0-9\]*\[02468\](\\.\[0-9\]+)*)\\.tar

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/graphviz-gui
%  sudo port install graphviz-gui  
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 graphviz-gui
--->  Verifying checksum for graphviz-gui
--->  Extracting graphviz-gui
--->  Configuring graphviz-gui
--->  Building graphviz-gui with target all

--->  Staging graphviz-gui into destroot

--->  Installing graphviz-gui

- 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 graphviz-gui with these commands:

%  man graphviz-gui
%  apropos graphviz-gui
%  which graphviz-gui
%  locate graphviz-gui

 Where to find more information: