Makefile: prefer using environment variables for compilers

PaNOSC-ViNYL · May 14, 2019 · 8188e60 · 8188e60
1 parent 34cae72
commit 8188e60
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/Makefile b/src/Makefile
@@ -73,7 +73,7 @@ endif
 #
 # customize compiler and flags
 #
-FC = gfortran
+FC ?= gfortran
 FFLAGS = -I ./def/ -cpp -fPIC -ffree-line-length-none $(32BITS) $(STATIC) -O2 -fomit-frame-pointer $(COMPILEOPT)
 LINKFLAGS = $(32BITS) $(STATIC)
 
@@ -94,11 +94,11 @@ LINKFLAGS = $(32BITS) $(STATIC)
 #STATIC=-static -static-libgfortran -static-libgcc
 #FFLAGS = -cpp -fPIC -ffree-line-length-none $(32BITS) $(STATIC) -O2 -fomit-frame-pointer $(COMPILEOPT)
 
-CC = gcc
+CC ?= gcc
 #CC = x86_64-w64-mingw32-gcc
 #CC = i686-w64-mingw32-gcc
 
-CXX = g++
+CXX ?= g++
 #CXX = x86_64-w64-mingw32-g++
 #CXX = i686-w64-mingw32-g++