# Include directories
INCLUDES += ../include
CFLAGS += $(foreach DIR,$(INCLUDES),-I$(DIR))

LIB_NAME = libhsakmt.so
LIB_MAJOR_VER = 1

# Compiler options
CFLAGS += -fPIC # Position-independent code required to build shared library
CFLAGS += -W -Wall -Wextra -Werror -Wno-unused-parameter
CFLAGS += -Wformat-security -Wswitch-default -Wundef \
	  -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-qual \
	  -Wlogical-op -Wstrict-prototypes -Wmissing-prototypes    \
	  -Wmissing-declarations -Wredundant-decls                 \
	  -Wunreachable-code
CFLAGS += -std=gnu99 -pthread -fvisibility=hidden -O2

# If this is not a release build, add debug-specific flags
ifneq ($(REL),1)
  CFLAGS += -ggdb
endif

LDFLAGS += -lrt -pthread -Wl,--version-script=libhsakmt.ver -Wl,-soname=$(LIB_NAME).$(LIB_MAJOR_VER)

OBJS = debug.o globals.o memory.o perfctr.o time.o version.o \
    events.o openclose.o queues.o topology.o fmm.o pmc_table.o \
    libhsakmt.o

.PHONY: all lnx lnx64a clean

# Default target
all: lnx lnx64a

# To relocate build output, set "O=target/dir/"
# otherwise it defaults to a local directory

ifdef O
  BUILD_ROOT := $(O)
else
  BUILD_ROOT := ../build
endif

BUILDDIR = $(BUILD_ROOT)/$(MAKECMDGOALS)
TARGET = $(addprefix $(BUILDDIR)/,$(OBJS))

$(BUILDDIR)/$(LIB_NAME).$(LIB_MAJOR_VER): $(TARGET)
	gcc -shared $(LDFLAGS) -o $@ $^

$(BUILDDIR)/$(LIB_NAME): $(BUILDDIR)/$(LIB_NAME).$(LIB_MAJOR_VER)
	@ln -sf $(LIB_NAME).$(LIB_MAJOR_VER) $(BUILDDIR)/$(LIB_NAME)

lnx: CFLAGS += -m32
lnx: LDFLAGS += -m32
lnx: $(BUILDDIR)/$(LIB_NAME)

PACKAGE_DIR = $(BUILDDIR)/libhsakmt
INSTALL_DIR_DEB = $(PACKAGE_DIR)/usr/lib/x86_64-linux-gnu
INSTALL_DIR_RPM = $(PACKAGE_DIR)/usr/lib64

deb: lnx64a
	@mkdir -p $(INSTALL_DIR_DEB)
	@cp $(BUILDDIR)/libhsakmt.so* $(INSTALL_DIR_DEB)
	@cp -r ../DEBIAN $(PACKAGE_DIR)
	@fakeroot dpkg-deb --build $(PACKAGE_DIR) $(BUILDDIR)/libhsakmt.deb

rpm: lnx64a
	mkdir -p $(INSTALL_DIR_RPM)
	@cp $(BUILDDIR)/libhsakmt.so* $(INSTALL_DIR_RPM)
	@rpmbuild --define '_topdir $(BUILD_ROOT)/rpm' -ba $(THUNK_ROOT)/RPM/libhsakmt.spec

lnx64a: $(BUILDDIR)/$(LIB_NAME)

clean:
	rm -rf $(BUILD_ROOT)

#Rule
$(BUILDDIR)/%.o: %.c ../include/hsakmt.h ../include/hsakmttypes.h ../include/linux/kfd_ioctl.h
	@echo Compiling $^
	@mkdir -p $(dir $@)
	gcc $(CFLAGS) -c $< -o $@