From e5f30c2294b31b9042b43ea876b6063fea4dec29 Mon Sep 17 00:00:00 2001
From: Julian Blake Kongslie
Date: Sat, 25 Jun 2022 19:19:01 -0700
Subject: Reorganize Makefile.

---
 Makefile | 40 +++++++++++++++++++++++-----------------
 1 file changed, 23 insertions(+), 17 deletions(-)

diff --git a/Makefile b/Makefile
index c8286f5..91a92e4 100644
--- a/Makefile
+++ b/Makefile
@@ -6,38 +6,46 @@ CXX ?= g++
 
 CXXFLAGS := -Wall -Werror -std=c++20 -fPIC -iquote . ${OPTIMIZE} ${DEBUG}
 
-libname = $(shell realpath --canonicalize-missing --relative-to . build/$(dir $(1))/lib$(notdir $(1)))
-
-PARTS := $(shell find * -type d -\( -name build -prune -o -name tools -prune -o -print -\))
-PARTARS :=
-PARTSOS :=
+.DEFAULT: issim
 
-MAINOBJS := $(patsubst %.cpp, build/%.o, $(wildcard *.cpp))
-MAINOBJS += build/git-tag.o
-
-HEADERS := $(find -type f -name \*.h)
-
-.DEFAULT: issim issim-static
+libname = $(shell realpath --canonicalize-missing --relative-to . build/$(dir $(1))/lib$(notdir $(1)))
 
 define mklib =
 
 ifneq ($(wildcard $(1)/*.cpp),)
 
-$(call libname, $(1).a): $(patsubst %.cpp, build/%.o, $(wildcard $(1)/*.cpp))
+$$(info Component $(call libname,$(1)))
+
+$(call libname,$(1).a): $(patsubst %.cpp,build/%.o,$(wildcard $(1)/*.cpp))
 	@mkdir -p $$(dir $$@)
 	$${AR} cr $$@ $$+
 
-$(call libname, $(1).so): $(patsubst %.cpp, build/%.o, $(wildcard $(1)/*.cpp))
+$(call libname,$(1).so): $(patsubst %.cpp,build/%.o,$(wildcard $(1)/*.cpp))
 	@mkdir -p $$(dir $$@)
 	$${CXX} $${CXXFLAGS} -shared -o $$@ $$+
 
-PARTARS += $(call libname, $(1).a)
-PARTSOS += $(call libname, $(1).so)
+PARTARS += $(call libname,$(1).a)
+PARTSOS += $(call libname,$(1).so)
+
+else
+
+$$(info Header-only component $(1))
 
 endif
 
 endef
 
+PARTS := $(shell find * -type d -\( -name build -prune -o -name tools -prune -o -print -\))
+PARTARS :=
+PARTSOS :=
+
+$(foreach part,${PARTS},$(eval $(call mklib,${part})))
+
+MAINOBJS := $(patsubst %.cpp,build/%.o,$(wildcard *.cpp))
+MAINOBJS += build/git-tag.o
+
+$(info )
+
 issim: build/issim-dynamic
 	@ln -sf $< $@
 .PHONY: issim
@@ -73,7 +81,5 @@ build/%.o: build/%.cpp
 	@mkdir -p $(dir $@)
 	${CXX} ${CXXFLAGS} -MMD -c -o $@ $<
 
-$(foreach part, ${PARTS}, $(eval $(call mklib, ${part})))
-
 .SUFFIXES:
 .SECONDARY:
-- 
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