Add install script

install.sh

@@ -0,0 +1,45 @@
+#!/bin/sh
+ENGINE="$(which luametatex)"
+ENGINE_DIR="$(dirname "$ENGINE")"
+REPO="$(pwd)"
+cd "$(dirname "$ENGINE")"
+ln -s luametatex luametaplain
+ln -s luametatex luametalatex
+ln -s luametatex luametalatex-dev
+ln -s "$REPO/luametaplain.lua" .
+ln -s "$REPO/luametalatex.lua" .
+ln -s "$REPO/luametalatex-dev.lua" .
+while [ ! -d texmf ] && [ ! -d texmf-local ]
+do
+  LASTDIR="$(pwd)"
+  cd ..
+  if [ "$(pwd)" == "$LASTDIR" ]
+  then
+    exit 1
+  fi
+done
+if [ -d texmf ]
+then cd texmf
+else cd texmf-local
+fi
+mkdir -p tex/luameta{plain,latex{,-dev}}
+ln -s "$REPO" tex/luametaplain/base
+ln -s "$REPO" tex/luametalatex/base
+ln -s "$REPO" tex/luametalatex-dev/base
+mkdir -p web2c
+cat >> web2c/texmf.cnf << "EOF"
+TEXINPUTS.luametaplain    = $TEXMFDOTDIR;$TEXMF/tex/{luametatex,luatex,plain,generic,}//
+TEXINPUTS.luametalatex    = $TEXMFDOTDIR;$TEXMF/tex/{luametalatex,lualatex,latex,luametatex,luatex,generic,}//
+TEXINPUTS.luametalatex-dev= $TEXMFDOTDIR;$TEXMF/tex/{luametalatex,latex-dev,lualatex,latex,luametatex,luatex,generic,}//
+
+LUAINPUTS.luametaplain    = $TEXMFDOTDIR;$TEXMF/scripts/{$progname,$engine,}/{lua,}//;$TEXMF/tex/{luametatex,luatex,plain,generic,}//
+LUAINPUTS.luametalatex    = $TEXMFDOTDIR;$TEXMF/scripts/{$progname,$engine,}/{lua,}//;$TEXMF/tex/{luametalatex,lualatex,latex,luametatex,luatex,generic,}//
+LUAINPUTS.luametalatex-dev= $TEXMFDOTDIR;$TEXMF/scripts/{$progname,$engine,}/{lua,}//;$TEXMF/tex/{luametalatex,latex-dev,lualatex,latex,luametatex,luatex,generic,}//
+EOF
+
+cat >> web2c/fmtutil.cnf << "EOF"
+luametaplain luametatex language.dat,language.dat.lua --lua="$(kpsewhich luametalatex.lua)" luametaplain.ini
+luametalatex luametatex language.dat,language.dat.lua --lua="$(kpsewhich luametalatex.lua)" luametalatex.ini
+luametalatex-dev luametatex language.dat,language.dat.lua --lua="$(kpsewhich luametalatex-dev.lua)" luametalatex.ini
+EOF
+echo INSTALLED