From bcaed97d55d753be16f31e2fee676fbc603e8999 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Thu, 23 Mar 2017 09:21:17 +0100
Subject: Makefile: Only link fltk on gui builds

---
 Makefile | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index cd34801..23cc199 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,13 @@
 CXX = g++
 CXXFLAGS = -Wall -Wextra -std=gnu++11 -g -fwrapv -I$(FLTK)/include
-LDFLAGS = -L$(FLTK)/lib -lfltk
+LDFLAGS =
 TARGETS = sim gui
 
 FLTK = /usr/local/opt/fltk
 
+# Disable automatic rules
+.SUFFIXES:
+
 .PHONY: all clean remake
 
 all: $(TARGETS)
@@ -16,8 +19,11 @@ remake: clean
 	$(MAKE) all
 
 
-$(TARGETS): %: %.o $(filter-out $(addsuffix .o,$(TARGETS)),$(patsubst %.cpp,%.o,$(wildcard *.cpp)))
+sim: %: %.o $(filter-out $(addsuffix .o,$(TARGETS)),$(patsubst %.cpp,%.o,$(wildcard *.cpp)))
 	$(CXX) -o $@ $^ $(LDFLAGS)
 
+gui: %: %.o $(filter-out $(addsuffix .o,$(TARGETS)),$(patsubst %.cpp,%.o,$(wildcard *.cpp)))
+	$(CXX) -o $@ $^ $(LDFLAGS) -L$(FLTK)/lib -lfltk
+
 %.o: %.cpp $(wildcard *.h)
 	$(CXX) $(CXXFLAGS) -c -o $@ $<
-- 
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