prenaux

pathenv_add() {
    if [ ! -d "$1" ]; then
        return 0
    fi
    DIR=$(unxpath "$1")
    if [ -z "$PATH" ]; then
      PATH=$DIR
    elif [ -d "$DIR" ] && [[ ":$PATH:" != *":$DIR:"* ]] ; then
        if [ "$2" = "after" ] ; then
            export PATH=$PATH:$DIR

prenaux

# ProtocToCpp TARGET : input.proto ;
rule ProtocToCpp {
  local genDir = _pb ;
  local input = [ FGristFiles $(2) ] ;
  local cpp = [ FGristFiles [ FDirName $(input:D) $(genDir) $(input:B).pb.cc ] ] ;
  local h = [ FGristFiles [ FDirName $(input:D) $(genDir) $(input:B).pb.h ] ] ;
  local outDir = [ FGetAbsolutePath [ FDirName $(input:D) $(genDir) ] ]  ;
  ProtocRun_ $(cpp) $(h) : $(input) : $(genDir) : $(outDir) ;
  DEPENDS protoc-to-cpp : $(cpp) $(h) ;