###############################################################################

# Makefile script for PQoS sample application

#

# @par

# BSD LICENSE

#

# Copyright(c) 2014-2020 Intel Corporation. All rights reserved.

# 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.

#

###############################################################################

LIBDIR ?= ../lib

LDFLAGS = -L$(LIBDIR) -pie -z noexecstack -z relro -z now

LDLIBS = -lpqos -lpthread

CFLAGS = -I$(LIBDIR) \

	-W -Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes \

	-Wmissing-declarations -Wold-style-definition -Wpointer-arith \

	-Wcast-qual -Wundef -Wwrite-strings \

	-Wformat -Wformat-security -fstack-protector -fPIE \

	-Wunreachable-code -Wsign-compare -Wno-endif-labels

ifneq ($(EXTRA_CFLAGS),)

CFLAGS += $(EXTRA_CFLAGS)

endif

ifneq ($(EXTRA_LDFLAGS),)

LDFLAGS += $(EXTRA_LDFLAGS)

endif

# ICC and GCC options

ifeq ($(CC),icc)

else

CFLAGS += -Wcast-align \

    -Wnested-externs \

    -Wmissing-noreturn

endif

IS_GCC = $(shell $(CC) -v 2>&1 | grep -c "^gcc version ")

# GCC-only options

ifeq ($(IS_GCC),1)

CFLAGS += -fno-strict-overflow \

    -fno-delete-null-pointer-checks \

    -fwrapv

endif

# DEBUG build

ifeq ($(DEBUG),y)

CFLAGS += -g -ggdb -O0 -DDEBUG

else

CFLAGS += -g -O2 -D_FORTIFY_SOURCE=2

endif

# RMID CUSTOM

ifeq ($(RMID_CUSTOM),y)

CFLAGS += -DPQOS_RMID_CUSTOM

endif

# Build targets and dependencies

APP = pqos

MAN = pqos.8

# XXX: modify as desired

PREFIX ?= /usr/local

BIN_DIR = $(PREFIX)/bin

MAN_DIR = $(PREFIX)/man/man8

SRCS = $(sort $(wildcard *.c))

OBJS = $(SRCS:.c=.o)

DEPFILES = $(SRCS:.c=.d)

all: $(APP)

$(APP): $(OBJS)

	$(CC) $(LDFLAGS) $^ $(LDLIBS) -o $@

%.o: %.c %.d

%.d: %.c

	$(CC) -MM -MP -MF $@ $(CFLAGS) $<

	cat $@ | sed 's/$(@:.d=.o)/$@/' >> $@

.PHONY: clean install uninstall

install: $(APP) $(MAN)

ifeq ($(shell uname), FreeBSD)

	install -d $(BIN_DIR)

	install -d $(MAN_DIR)

	install -s $(APP) $(BIN_DIR)

	install $(APP)-msr $(BIN_DIR)

	install -m 0444 $(MAN) $(MAN_DIR)

	ln -f -s $(MAN) $(MAN_DIR)/$(APP)-msr.8

else

	install -D -s $(APP) $(BIN_DIR)/$(APP)

	install -D $(APP)-msr $(BIN_DIR)/$(APP)-msr

	install -D $(APP)-os $(BIN_DIR)/$(APP)-os

	install -m 0444 $(MAN) -D $(MAN_DIR)/$(MAN)

	ln -f -s $(MAN) $(MAN_DIR)/$(APP)-msr.8

	ln -f -s $(MAN) $(MAN_DIR)/$(APP)-os.8

endif

uninstall:

	-rm $(BIN_DIR)/$(APP)

	-rm $(MAN_DIR)/$(MAN)

	-rm $(BIN_DIR)/$(APP)-msr

	-rm $(MAN_DIR)/$(APP)-msr.8

ifneq ($(shell uname), FreeBSD)

	-rm $(BIN_DIR)/$(APP)-os

	-rm $(MAN_DIR)/$(APP)-os.8

endif

clean:

	-rm -f $(APP) $(OBJS) $(DEPFILES) ./*~

CHECKPATCH?=checkpatch.pl

.PHONY: checkpatch

checkpatch:

	$(CHECKPATCH) --no-tree --no-signoff --emacs \

	--ignore CODE_INDENT,INITIALISED_STATIC,LEADING_SPACE,SPLIT_STRING,UNSPECIFIED_INT,ARRAY_SIZE,\

	SPDX_LICENSE_TAG,CONST_STRUCT \

	 -f main.c -f main.h -f monitor.c -f monitor.h -f alloc.c -f alloc.h -f profiles.c -f profiles.h \

	 -f cap.h -f cap.c -f common.h -f common.c

CLANGFORMAT?=clang-format

.PHONY: clang-format

clang-format:

	@for file in "cap.c" "cap.h" "common.c"; do \

		echo "Checking style $$file"; \

		$(CLANGFORMAT) -style=file "$$file" | diff "$$file" - | tee /dev/stderr | [ $$(wc -c) -eq 0 ] || \

		{ echo "ERROR: $$file has style problems"; exit 1; } \

	done

.PHONY: style

style:

	$(MAKE) checkpatch

	$(MAKE) clang-format

CPPCHECK?=cppcheck

.PHONY: cppcheck

cppcheck:

	$(CPPCHECK) --enable=warning,portability,performance,unusedFunction,missingInclude \

	--std=c99 -I$(LIBDIR) --template=gcc \

	main.c main.h alloc.c alloc.h monitor.c monitor.h profiles.c profiles.h \

	cap.h cap.c common.h common.c

# if target not clean then make dependencies

ifneq ($(MAKECMDGOALS),clean)

-include $(DEPFILES)

endif