# -*- Mode: makefile -*-

# These tell gmake where to look for .h, .c and .S files.  Mostly for
# building the binary outside of the src tree.

PATH1 = ../../src/lisp
vpath %.h $(PATH1)
vpath %.c $(PATH1)
vpath %.S $(PATH1)

CMULOCALE = ../../src/i18n/locale
vpath %.pot $(CMULOCALE)
vpath %.po  $(CMULOCALE)
vpath %.mo  $(CMULOCALE)

CPP_DEFINE_OPTIONS := -Di386

# Enable support for :linkage-table feature.
ifdef FEATURE_LINKAGE_TABLE

CPP_DEFINE_OPTIONS += -DLINKAGE_TABLE

endif

# Enable support for generational GC
ifdef FEATURE_GENCGC

CPP_DEFINE_OPTIONS += -DGENCGC

GC_SRC := gencgc.c

else
GC_SRC := cgc.c
CPP_DEFINE_OPTIONS += -DWANT_CGC

endif

# Enable support for SSE2.  If FEATURE_X87 is set, we want SSE2
# support in the C code too so that the same binary is built in both
# cases.  If neither is set, then we don't want any SSE2 support at
# all.
ifdef FEATURE_X87

CPP_DEFINE_OPTIONS += -DFEATURE_SSE2

else
ifdef FEATURE_SSE2
CPP_DEFINE_OPTIONS += -DFEATURE_SSE2
endif

endif

ifdef FEATURE_UNICODE
CPP_DEFINE_OPTIONS += -DUNICODE
endif

# Default to using gcc.  But clang also works.

CC = gcc

LD = ld

ifeq ($(filter 2% 3%, $(shell $(CC) -dumpversion)),)
CPP_INCLUDE_OPTIONS := -iquote . -iquote $(PATH1)
else
CPP_INCLUDE_OPTIONS := -I. -I$(PATH1) -I-
endif

CPPFLAGS := $(CPP_DEFINE_OPTIONS) $(CPP_INCLUDE_OPTIONS) 

CFLAGS += -Wstrict-prototypes -Wall -O2 -g

ASFLAGS = -g 

ASSEM_SRC = x86-assem.S
ARCH_SRC = x86-arch.c

OS_SRC = os-common.c e_rem_pio2.c k_rem_pio2.c 

NM = nm -gp

DEPEND = $(CC) -MM -E
DEPEND_FLAGS = 

# This no longer has aliasing problems, so no need to use
# -ffloat-store and -fno-strict-aliasing anymore.

e_rem_pio2.o : e_rem_pio2.c

	$(CC) -c $(CFLAGS) $(CPPFLAGS) $<