cleanall

#!/bin/bash

# Simple hack to clean all Makefile projects in a directory
# Copyright (c) 2018 Benjamin Holt -- MIT License

if [ "$1" == "-h" -o "$1" == "--help" ]; then
    cat <<USAGE
usage: cleanall [DIR]      Cleans all projects with a Makefile immediately in
                           DIR or the current directory
       cleanall -h|--help  Print this message and exit
USAGE
    exit 0
fi

pushd "${1:-.}" >> /dev/null
for ProjMake in */Makefile; do
    Proj="${ProjMake%/Makefile}"
    if [ "$Proj" == "*" ]; then
      echo "cleanall: no Makefile projects found" >&2
      popd >> /dev/null
      exit 1
    fi
    echo "--  $Proj  --"
    if grep -E "^clean( ?):" "$ProjMake" >> /dev/null; then
      pushd "$Proj" >> /dev/null
      make clean
      echo
      popd >> /dev/null
    else
      echo "[ No 'clean:' target found ]"
      echo
    fi
done
popd >> /dev/null

###