#!/bin/bash

set -e

if (($# < 4 )); then
    echo "Usage: $0 sphinx_build_exe source_dir pdf_output private_dir [extra_sphinx_options]" 2>&1
    exit 1
fi

sphinx_build_exe=$1
source_dir=$2
pdf_output=$3
private_dir=$4
shift 4

# NB: Ideally we would have called “sphinx-build -M latexpdf” (to combine the
# LaTeX creation and the PDF creation into a single step) but this breaks when
# -D options are passed, presumably due to a bug in sphinx-build.
# See: https://bugs.debian.org/933347

"$sphinx_build_exe" -b latex "$@" "$source_dir" "$private_dir"

make -C "$private_dir" all-pdf

pdf_basename=${pdf_output##*/}

mv "$private_dir"/"$pdf_basename" "$pdf_output"