#
# Copyright (C) 2011-2017 Intel Corporation. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
#   * Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#   * Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in
#     the documentation and/or other materials provided with the
#     distribution.
#   * Neither the name of Intel Corporation nor the names of its
#     contributors may be used to endorse or promote products derived
#     from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#

include ../../../buildenv.mk

CFLAGS += -Werror $(ENCLAVE_CFLAGS)          \
          -I$(LINUX_SDK_DIR)/trts            \
          -I$(COMMON_DIR)/inc                \
          -I$(COMMON_DIR)/inc/internal       \
          -I$(COMMON_DIR)/inc/internal/linux \
          -I$(LINUX_SDK_DIR)/simulation/assembly/

CXXFLAGS += -Werror $(ENCLAVE_CXXFLAGS)      \
          -I$(LINUX_SDK_DIR)/trts            \
          -I$(COMMON_DIR)/inc                \
          -I$(COMMON_DIR)/inc/internal/ 

TCFLAGS   += -nostdinc \
             -I$(COMMON_DIR)/inc/tlibc/

LDCFLAGS  := -shared -nostdlib -nodefaultlibs -nostartfiles

CPP_SRCS  := $(wildcard ../*.cpp)
C_SRCS    := $(wildcard *.c)
ASM_SRCS  := $(wildcard *.S)
OBJS      := $(CPP_SRCS:.cpp=.o)
OBJS      += $(C_SRCS:.c=.o)
OBJS      += $(ASM_SRCS:.S=.o)
OBJS      := $(sort $(OBJS))

LIBTRTS = libsgx_trts.a

.PHONY: all
all: $(LIBTRTS) | $(BUILD_DIR)
	$(CP) $(LIBTRTS) $|

$(LIBTRTS): $(OBJS) setcontext.o
	$(AR) rsD $@ $(OBJS) 
	$(AR) rsD $@ $(ARCH)/setcontext.o

%.o: %.S
	$(CC) $(CFLAGS) $(TCFLAGS) -c $< -o $@

%.o: %.c
	$(CC) $(CFLAGS) $(TCFLAGS) -c $< -o $@

%.o: %.cpp
	$(CXX) $(CXXFLAGS) $(TCFLAGS) -c $< -o $@

$(BUILD_DIR):
	@$(MKDIR) $@

.PHONY: setcontext.o
setcontext.o:
	$(MAKE) -C $(ARCH)

.PHONY: clean
clean:
	@$(RM) $(OBJS) $(LIBTRTS) $(BUILD_DIR)/$(LIBTRTS) 
	$(MAKE) -C $(ARCH) clean

.PHONY: rebuild
rebuild:
	$(MAKE) clean
	$(MAKE) all

