X-Git-Url: https://git.ao2.it/experiments/opencv_trail_effect.git/blobdiff_plain/125a069284c63b999824fc708869e137f84476bc..9c0fa72ef05f2cc8dde373376b733b6b67e76e97:/Makefile?ds=inline

diff --git a/Makefile b/Makefile
index a008ba9..75dde40 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-CXXFLAGS = -ansi -pedantic -pedantic-errors -Wall -g3 -O2 -D_ANSI_SOURCE_
+CXXFLAGS = -std=c++11 -pedantic -pedantic-errors -Wall -g3 -O2 -D_ANSI_SOURCE_
 CXXFLAGS += -fno-common \
 	    -fvisibility=hidden \
 	    -Wall \
@@ -18,15 +18,24 @@ CXXFLAGS += -fno-common \
 	    -Wswitch-enum \
 	    -Wundef \
 	    -Wunreachable-code \
-	    -Wunsafe-loop-optimizations \
-	    -Wunused-but-set-variable \
 	    -Wwrite-strings \
 	    -Wp,-D_FORTIFY_SOURCE=2 \
 	    -fstack-protector \
 	    --param=ssp-buffer-size=4
 
-CXXFLAGS += $(shell pkg-config --cflags opencv)
-LDLIBS += $(shell pkg-config --libs opencv)
+COMPILER = $(shell $(CXX) -v 2>&1 | grep -q "clang version" && echo clang || echo gcc)
+
+ifeq ($(COMPILER), gcc)
+  CXXFLAGS += -Wunsafe-loop-optimizations \
+	      -Wunused-but-set-variable
+endif
+
+ifeq ($(COMPILER), clang)
+  LDFLAGS += -Qunused-arguments
+endif
+
+CXXFLAGS += $(shell pkg-config --cflags opencv4)
+LDLIBS += $(shell pkg-config --libs opencv4)
 
 LINK.o = $(LINK.cpp)
 opencv_trail_effect: