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A small shell script to convert LaTeX code to SVG
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| #!/usr/bin/env bash | |
| ####################################################### | |
| ### REQUIREMENTS ###################################### | |
| ####################################################### | |
| ## XeLaTeX: Available through most TeX distributions ## | |
| ## dvisvgm: Available through most TeX distributions ## | |
| ## svgo (optional, but highly recommended) ## | |
| ####################################################### | |
| ### Usage ############################################# | |
| ####################################################### | |
| ## The script is accessed purely through pipes. For ## | |
| ## example: cat somefile.tex | latex2svg > somefile.svg | |
| ## Errors handling is built in; it will show the ## | |
| ## standard `! LaTeX Error` as well as the line ## | |
| ## number through `stderr`. ## | |
| ####################################################### | |
| declare -r temp_dir=$(mktemp -d -t tikz) | |
| trap "rm -rf $temp_dir" EXIT | |
| die() { | |
| if [[ -e "$temp_dir/source.log" ]]; then | |
| cat "$temp_dir/source.log" | grep "^! LaTeX Error\|^l\.\d" 1>&2 | |
| fi | |
| exit 1 | |
| } | |
| cd $temp_dir | |
| echo "$(</dev/stdin)" >source.tex | |
| xelatex -interaction=nonstopmode -no-pdf -no-shell-escape -halt-on-error -output-directory=$temp_dir source.tex 1>/dev/null 2>&1 | |
| if [[ ! -e source.xdv ]]; then | |
| die | |
| fi | |
| if ! type svgo 1> /dev/null 2>&1; then | |
| dvisvgm -v 0 -s source.xdv | cat | |
| else | |
| dvisvgm -v 0 -s source.xdv | svgo -i - -o - | cat | |
| fi |
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