From 3ea3080a6f9da6adc8ad37f0aed6502cf845e9f4 Mon Sep 17 00:00:00 2001
From: Debian Multimedia Maintainers <debian-multimedia@lists.debian.org>
Date: Sat, 13 Apr 2019 14:15:23 -0400
Subject: Allow passing *FLAGS to make

Allow overriding of build parameters via the standard make variables

Forwarded: Yes

Gbp-Pq: Name Allow-passing-FLAGS-to-make.patch
---
 src/Makefile | 32 ++++++++++++++++++++------------
 1 file changed, 20 insertions(+), 12 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index c339524..bcd8966 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -15,10 +15,9 @@ INSTALL_BINARY_DIR	=	/usr/bin/
 
 INCLUDES	=	-I.
 LIBRARIES	=	-ldl -lm
-CFLAGS		=	$(INCLUDES) -Wall -Werror -O2 -fPIC 		\
-			-DDEFAULT_LADSPA_PATH=$(INSTALL_PLUGINS_DIR)
+MANDATORY	=	$(INCLUDES) -fPIC -DDEFAULT_LADSPA_PATH=$(INSTALL_PLUGINS_DIR)
+CFLAGS		?=	-Wall -Werror -O2
 BINFLAGS	=	-fPIE -pie
-CXXFLAGS	=	$(CFLAGS)
 PLUGINS		=	../plugins/amp.so				\
 			../plugins/delay.so				\
 			../plugins/filter.so				\
@@ -27,8 +26,8 @@ PLUGINS		=	../plugins/amp.so				\
 PROGRAMS	=	../bin/analyseplugin				\
 			../bin/applyplugin 				\
 			../bin/listplugins
-CC		=	cc
-CPP		=	c++
+CC		?=	cc
+CXX		?=	c++
 
 ###############################################################################
 #
@@ -36,22 +35,28 @@ CPP		=	c++
 #
 
 ../plugins/%.so:	plugins/%.c ladspa.h gcc_exports.map
-	$(CC) $(CFLAGS) -o plugins/$*.o -c plugins/$*.c
-	$(CC)	-o ../plugins/$*.so					\
+	$(CC) $(MANDATORY) $(CPPFLAGS) $(CFLAGS) -o plugins/$*.o -c plugins/$*.c
+	$(CC) -o ../plugins/$*.so 					\
 		plugins/$*.o						\
 		-shared							\
+		$(MANDATORY)						\
 		$(CFLAGS)						\
+		$(LDFLAGS)						\
+		$(LIBRARIES)						\
 		-fvisibility=hidden					\
 		-fvisibility-inlines-hidden				\
 		-s							\
 		-Wl,--version-script=gcc_exports.map			
 
 ../plugins/%.so:	plugins/%.cpp ladspa.h gcc_exports.map
-	$(CPP) $(CXXFLAGS) -o plugins/$*.o -c plugins/$*.cpp
-	$(CPP)	-o ../plugins/$*.so					\
+	$(CXX) $(MANDATORY) $(CPPFLAGS) $(CXXFLAGS) -o plugins/$*.o -c plugins/$*.cpp
+	$(CXX) -o ../plugins/$*.so -shared				\
 		plugins/$*.o						\
 		-shared							\
+		$(MANDATORY)						\
 		$(CXXFLAGS)						\
+		$(LDFLAGS)						\
+		$(LIBRARIES)						\
 		-fvisibility=hidden					\
 		-fvisibility-inlines-hidden				\
 		-s							\
@@ -109,19 +114,22 @@ targets:	$(PLUGINS) $(PROGRAMS)
 	$(CC) $(CFLAGS) $(BINFLAGS)					\
 		-o ../bin/applyplugin					\
 		applyplugin.o load.o default.o				\
-		$(LIBRARIES)
+		$(LIBRARIES)						\
+		$(LDFLAGS)
 
 ../bin/analyseplugin:	analyseplugin.o load.o default.o
 	$(CC) $(CFLAGS) $(BINFLAGS)					\
 		-o ../bin/analyseplugin 				\
 		analyseplugin.o load.o default.o			\
-		$(LIBRARIES)
+		$(LIBRARIES)						\
+		$(LDFLAGS)
 
 ../bin/listplugins:	listplugins.o search.o
 	$(CC) $(CFLAGS) $(BINFLAGS)					\
 		-o ../bin/listplugins	 				\
 		listplugins.o search.o					\
-		$(LIBRARIES)
+		$(LIBRARIES)						\
+		$(LDFLAGS)
 
 ###############################################################################
 #
-- 
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