#!/bin/sh

## This function will clean TeX/LaTeX project folders recursively.
if [ -z "$1" ]; then
    WORKDIR="$PWD"
else
    WORKDIR="$1"
fi

## First we need to get the name of a .tex file, and then we can remove
## associated extensions in current folder. We proceed this way so that we do
## not remove incidentally files matching these extensions even if they are not
## linked to a TeX file in any manner.
while read -r FILE; do
    FILE_NOEXT="${FILE##*/}"
    FILE_NOEXT="${FILE_NOEXT%.*}"
    FILE_PATH="${FILE%/*}"
    find "$FILE_PATH" -maxdepth 1 -type f \( \
	    -name "$FILE_NOEXT.aux" -o \
        -name "$FILE_NOEXT.glg" -o \
        -name "$FILE_NOEXT.glo" -o \
        -name "$FILE_NOEXT.gls" -o \
        -name "$FILE_NOEXT.idx" -o \
        -name "$FILE_NOEXT.ilg" -o \
        -name "$FILE_NOEXT.ind" -o \
        -name "$FILE_NOEXT.lof" -o \
        -name "$FILE_NOEXT.log" -o \
        -name "$FILE_NOEXT.maf" -o \
        -name "$FILE_NOEXT.mtc" -o \
        -name "$FILE_NOEXT.mtc?" -o \
        -name "$FILE_NOEXT.nav" -o \
        -name "$FILE_NOEXT.out" -o \
        -name "$FILE_NOEXT.snm" -o \
        -name "$FILE_NOEXT.synctex" -o \
        -name "$FILE_NOEXT.synctex.gz" -o \
        -name "$FILE_NOEXT.tns" -o \
        -name "$FILE_NOEXT.toc" -o \
        -name "$FILE_NOEXT.xdy" \) \
        -print \
        -delete
done <<EOF
$(find "$WORKDIR" -type f -name "*.tex")
EOF