# Shave and a Haircut
# (c) 2019 Epic Games
# US Patent 6720962

thisMakefile := $(lastword $(MAKEFILE_LIST))

ifeq ($(thisMakefile),)
  $(error It looks you have a broken 'make'. If you are on an FC4 system try copying utils/make-3.81-fc4 into /usr/local/bin and renaming it 'make')
endif

#
# Linux
#
arch = $(shell ../utils/getarch.sh)
osVersion = $(shell ../utils/getos.sh)
CC = gcc
XLIBS_L = -L/usr/X11R6/lib -lXi -lXmu

ifdef SHAVE_PROFILE
profile := 1
endif

ifdef profile
PROF_FLAGS = -g
endif

ifndef SHAVE_OPT
SHAVE_OPT = -O3
endif

VARIANT_FLAGS=

# This is a space-seprated list of source files which do not affect the
# compilation of the shave library.
NON_LIB_SOURCES =

LIB_SOURCES = $(filter-out $(NON_LIB_SOURCES),$(wildcard *.c) $(wildcard *.cpp) $(wildcard *.h))

default:
	@echo "Specify which flavour of library to build."

libAWLINUX-x64:
	$(MAKE) -f $(thisMakefile) shavelibAW-x64.a VARIANT_FLAGS="$(SHAVE_OPT) -m64 -fPIC"

libAWLINUX2-x64:
	$(MAKE) -f $(thisMakefile) shavelibAW2-x64.a VARIANT_FLAGS="$(SHAVE_OPT) -m64 -fPIC -DALTERNATE_DEFS"

libAWLINUXdbg-x64:
	$(MAKE) -f $(thisMakefile) shavelibAW-x64.a VARIANT_FLAGS="-O0 -g -ggdb -fno-inline -m64 -fPIC"

libAWLINUX2dbg-x64:
	$(MAKE) -f $(thisMakefile) shavelibAW2-x64.a VARIANT_FLAGS="-O0 -g -ggdb -fno-inline -m64 -fPIC -DALTERNATE_DEFS"


ifneq ($(VARIANT_FLAGS),)
shavelibAW-x64.a:	shavelib1forAWLINUX.o
	rm -f $@
	ar r $@ $^

shavelibAW2-x64.a:	shavelib1forAWLINUX.o
	rm -f $@
	ar r $@ $^

shavelib1forAWLINUX.o:	$(LIB_SOURCES)
	$(CC) -fvisibility=hidden shavelib1forAWLINUX.c -c $(PROF_FLAGS) $(VARIANT_FLAGS)
endif

libAWLINUXEXT-x64:
	$(CC) -shared -fPIC shavelib1forAWLINUX.c -m64 -fPIC \
		$(SHAVE_OPT) -lGL -DEXTPRIM -o libShaveEngine-x64.so

libAWLINUXEXTdbg-x64:
	$(CC) -shared -fPIC shavelib1forAWLINUX.c -m64 -fPIC -O0 \
		-g -lGL -DEXTPRIM -o libShaveEngine-x64.so

cleanIntermediates:
	rm -f *.o

cleanAll-x64:
	rm -f *.o shavelibAW-x64.a shavelibAW2-x64.a libShaveEngine-x64.so