#!/bin/bash

# 1. Installation location of the Wolfram Engine
WOLFRAMROOT=/usr/local/Wolfram/WolframEngine/12.1
# 2. MathLink path. Consider saving it for reasons in 4.
MLINKROOT=$WOLFRAMROOT/SystemFiles/Links/MathLink/DeveloperKit/Linux-x86-64/CompilerAdditions

# 3. Compile
gcc -m64 -o ~/.TeXmacs/bin/tm_mathematica.bin \
  /usr/share/TeXmacs/plugins/mathematica/src.lazy/tm_mathematica.c \
  -I $MLINKROOT -L $MLINKROOT -lML64i4 -lrt -lm -lpthread -lstdc++ -ldl -luuid
  
# 4. To get it to work we should additionally specify the following at TeXmacs launch time:
export LD_LIBRARY_PATH=$MLINKROOT

# 5. Launch. 
#  Note: For new versions of Ubuntu with no TeXmacs in apt, 
#        please change the above TeXmacs paths to your own binary installation.
texmacs