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# Common Makefile definitions
RM=rm -f
# Get the latest swipl, built from head:
SWIPL:=$(realpath ../../../build/src/swipl)
PATH_WITH_SWIPL:=$(realpath ../../../build/src):$$PATH
# Where to find descriptor.proto:
PROTOC_DOTDOT:=$(realpath $(dir $(shell which protoc))/..)
PROTOC_INCLUDE=$(PROTOC_DOTDOT)/include
PROTOC_LIB:=$(PROTOC_DOTDOT)/lib
PROTOC_GEN_PROLOG_PB=gen_pb
# If SHELL is bash, can use `type -p protoc` instead of `which protoc`
# Requires having done "make" in ~/src/protobufs:
# PROTOC:=$(realpath $(HOME)/src/protobuf/src/protoc)
PROTOC:=$(shell which protoc)
# Requires having LD_LIBRARY_PATH=$(realpath ../../../../protobuf/src/.libs):
# PROTOC:=$(realpath $(HOME)/src/protobuf/src/.libs/protoc)
# If using $SRC/protobuf from git@github.com:protocolbuffers/protobuf.git:
# -I$(SRC)/protobuf/src/google/protobuf
PROTOC_I=-I. -I../demo -I../interop -I$(PROTOC_INCLUDE)
# This is essentially what GNU Make 4.2.1 uses as a built-in rule:
# CXX=g++
# %o: %.cpp
# $(CXX) $(CPPFLAGS) $(CXXFLAGS) -c $^
# Don't specify -Wall -- it produces warnings from the generated *.pb.cc files
CFLAGS=-O0
CXXFLAGS=-O0
# flags from pkg-config: -pthread -lprotobuf -lpthread
CPPFLAGS:=$(shell pkg-config --cflags protobuf)
LDFLAGS:=$(shell pkg-config --libs protobuf)
PYTHON:=$(shell which python3)
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