CPPFLAGS = -Wall -Werror
CXXFLAGS = -std=c++14

rule cpp_compiler
  deps = gcc
  depfile = $out.d
  command = g++ $CPPFLAGS $CXXFLAGS -MD -MF $out.d -o $out -c $in
rule cpp_linker
  command = g++ $CPPFLAGS $CXXFLAGS -o $out $in

build main: cpp_linker ld_main.o ld.o
build ld.o: cpp_compiler ld.cpp
build ld_main.o: cpp_compiler ld_main.cpp