Try building TuxPaint on Haiku using Haikuporter, note any issue you find along the way. If it fails to build try to fix the build issues until you get it building.

To build tuxpaint on Haiku do this:

Install Haiku (r39748 or newer) with at least 2G of hard drive space.

Use installoptionalpackage to install: python, gettext, SDLLibs, gperf, libpaper, cvs, hg, fribidi, gperf

installoptionalpackage python gettext SDLLibs gperf libpaper cvs hg fribidi gperf

Then install Haikuporter:

cd /boot/develop

svn co http://ports.haiku-files.org/svn/haikuporter/trunk haikuporter

cd haikuporter

installhaikuporter.sh

once it's installed, you need to build pkgconfig:

haikuporter -i pkgconfig

to install the latest libsdl, use:

haikuporter -i libsdl-1.2-hg

then haikuporter -i tuxpaint