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numam-spdk/mk/spdk.common.mk
Lance Hartmann 3f6f569854 shared_lib: Update shared lib build and install 
Updates build and install of shared lib to conform with
standard naming conventions for shared libraries, including
the setting of the lib's soname.

Change-Id: Ib46d298ab5f77fd8c32b7c04022b546446189428
Signed-off-by: Lance Hartmann <lance.hartmann@oracle.com>
Reviewed-on: https://review.gerrithub.io/421936
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
2018-08-16 00:27:53 +00:00

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#
# BSD LICENSE
#
# Copyright (c) Intel Corporation.
# Copyright (c) 2017, IBM 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 $(SPDK_ROOT_DIR)/CONFIG.local
include $(SPDK_ROOT_DIR)/CONFIG
-include $(SPDK_ROOT_DIR)/mk/cc.mk
ifneq ($(V),1)
Q ?= @
endif
S ?= $(notdir $(CURDIR))
DESTDIR?=
ifneq ($(prefix),)
CONFIG_PREFIX=$(prefix)
endif
bindir?=$(CONFIG_PREFIX)/bin
libdir?=$(CONFIG_PREFIX)/lib
includedir?=$(CONFIG_PREFIX)/include
ifeq ($(MAKECMDGOALS),)
MAKECMDGOALS=$(.DEFAULT_GOAL)
endif
TARGET_TRIPLET := $(shell $(CC) -dumpmachine)
TARGET_TRIPLET_WORDS := $(subst -, ,$(TARGET_TRIPLET))
ifneq ($(filter linux%,$(TARGET_TRIPLET_WORDS)),)
OS = Linux
endif
ifneq ($(filter freebsd%,$(TARGET_TRIPLET_WORDS)),)
OS = FreeBSD
endif
TARGET_MACHINE := $(firstword $(TARGET_TRIPLET_WORDS))
COMMON_CFLAGS = -g $(C_OPT) -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations -fno-strict-aliasing -I$(SPDK_ROOT_DIR)/include
ifneq ($(filter powerpc%,$(TARGET_MACHINE)),)
COMMON_CFLAGS += -mcpu=native
endif
ifeq ($(TARGET_MACHINE),x86_64)
COMMON_CFLAGS += -march=native
endif
COMMON_CFLAGS += -include $(SPDK_ROOT_DIR)/config.h
ifeq ($(CONFIG_WERROR), y)
COMMON_CFLAGS += -Werror
endif
ifeq ($(CONFIG_LTO),y)
COMMON_CFLAGS += -flto
LDFLAGS += -flto
endif
COMMON_CFLAGS += -Wformat -Wformat-security
COMMON_CFLAGS += -D_GNU_SOURCE
# Always build PIC code so that objects can be used in shared libs and position-independent executables
COMMON_CFLAGS += -fPIC
# Enable stack buffer overflow checking
COMMON_CFLAGS += -fstack-protector
# Prevent accidental multiple definitions of global variables
COMMON_CFLAGS += -fno-common
# Enable full RELRO - no lazy relocation (resolve everything at load time).
# This allows the GOT to be made read-only early in the loading process.
LDFLAGS += -Wl,-z,relro,-z,now
# Make the stack non-executable.
# This is the default in most environments, but it doesn't hurt to set it explicitly.
LDFLAGS += -Wl,-z,noexecstack
ifeq ($(OS),FreeBSD)
LIBS += -L/usr/local/lib
COMMON_CFLAGS += -I/usr/local/include
endif
# Attach only if PMDK lib specified with configure
ifneq ($(CONFIG_PMDK_DIR),)
LIBS += -L$(CONFIG_PMDK_DIR)/src/nondebug
COMMON_CFLAGS += -I$(CONFIG_PMDK_DIR)/src/include
endif
ifneq ($(CONFIG_VPP_DIR),)
LIBS += -L$(CONFIG_VPP_DIR)/lib64
COMMON_CFLAGS += -I$(CONFIG_VPP_DIR)/include
endif
#Attach only if FreeBSD and RDMA is specified with configure
ifeq ($(OS),FreeBSD)
ifeq ($(CONFIG_RDMA),y)
# RDMA Userspace Verbs Library
ifneq ("$(wildcard /usr/lib/libibverbs.*)","")
LIBS += -libverbs
endif
# RDMA Connection Manager Library
ifneq ("$(wildcard /usr/lib/librdmacm.*)","")
LIBS += -lrdmacm
endif
# Mellanox - MLX4 HBA Userspace Library
ifneq ("$(wildcard /usr/lib/libmlx4.*)","")
LIBS += -lmlx4
endif
# Mellanox - MLX5 HBA Userspace Library
ifneq ("$(wildcard /usr/lib/libmlx5.*)","")
LIBS += -lmlx5
endif
# Chelsio HBA Userspace Library
ifneq ("$(wildcard /usr/lib/libcxgb4.*)","")
LIBS += -lcxgb4
endif
endif
endif
ifeq ($(CONFIG_DEBUG), y)
COMMON_CFLAGS += -DDEBUG -O0 -fno-omit-frame-pointer
else
COMMON_CFLAGS += -DNDEBUG -O2
# Enable _FORTIFY_SOURCE checks - these only work when optimizations are enabled.
COMMON_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
endif
ifeq ($(CONFIG_COVERAGE), y)
COMMON_CFLAGS += -fprofile-arcs -ftest-coverage
LDFLAGS += -fprofile-arcs -ftest-coverage
ifeq ($(OS),FreeBSD)
LDFLAGS += --coverage
endif
endif
include $(CONFIG_ENV)/env.mk
ifeq ($(CONFIG_ASAN),y)
COMMON_CFLAGS += -fsanitize=address
LDFLAGS += -fsanitize=address
endif
ifeq ($(CONFIG_UBSAN),y)
COMMON_CFLAGS += -fsanitize=undefined
LDFLAGS += -fsanitize=undefined
endif
ifeq ($(CONFIG_TSAN),y)
COMMON_CFLAGS += -fsanitize=thread
LDFLAGS += -fsanitize=thread
endif
COMMON_CFLAGS += -pthread
LDFLAGS += -pthread
CFLAGS += $(COMMON_CFLAGS) -Wno-pointer-sign -Wstrict-prototypes -Wold-style-definition -std=gnu99
CXXFLAGS += $(COMMON_CFLAGS) -std=c++0x
SYS_LIBS += -lrt
SYS_LIBS += -luuid
SYS_LIBS += -lcrypto
ifneq ($(CONFIG_LOG_BACKTRACE),)
SYS_LIBS += -lunwind
COMMON_CFLAGS += -DSPDK_LOG_BACKTRACE_LVL=SPDK_LOG_$(CONFIG_LOG_BACKTRACE)
endif
MAKEFLAGS += --no-print-directory
C_SRCS += $(C_SRCS-y)
CXX_SRCS += $(CXX_SRCS-y)
OBJS = $(C_SRCS:.c=.o) $(CXX_SRCS:.cpp=.o)
DEPFLAGS = -MMD -MP -MF $*.d.tmp
# Compile first input $< (.c) into $@ (.o)
COMPILE_C=\
$(Q)echo " CC $S/$@"; \
$(CC) -o $@ $(DEPFLAGS) $(CFLAGS) -c $< && \
mv -f $*.d.tmp $*.d && touch -c $@
COMPILE_CXX=\
$(Q)echo " CXX $S/$@"; \
$(CXX) -o $@ $(DEPFLAGS) $(CXXFLAGS) -c $< && \
mv -f $*.d.tmp $*.d && touch -c $@
# Link $(OBJS) and $(LIBS) into $@ (app)
LINK_C=\
$(Q)echo " LINK $S/$@"; \
$(CC) -o $@ $(CPPFLAGS) $(LDFLAGS) $(OBJS) $(LIBS) $(SYS_LIBS)
LINK_CXX=\
$(Q)echo " LINK $S/$@"; \
$(CXX) -o $@ $(CPPFLAGS) $(LDFLAGS) $(OBJS) $(LIBS) $(SYS_LIBS)
#
# Variables to use for versioning shared libs
#
SO_VER := 1
SO_MINOR := 0
SO_SUFFIX_ALL := $(SO_VER).$(SO_MINOR)
# Provide function to ease build of a shared lib
define spdk_build_realname_shared_lib
$(CC) -o $@ -shared $(CPPFLAGS) $(LDFLAGS) \
-Wl,--soname,$(patsubst %.so.$(SO_SUFFIX_ALL),%.so.$(SO_VER),$(notdir $@)) \
-Wl,--whole-archive $(1) -Wl,--no-whole-archive \
-Wl,--version-script=$(2) \
$(3)
endef
BUILD_LINKERNAME_LIB=\
ln -sf $(notdir $<) $@
# Archive $(OBJS) into $@ (.a)
LIB_C=\
$(Q)echo " LIB $(notdir $@)"; \
rm -f $@; \
$(CCAR) crDs $@ $(OBJS)
# Clean up generated files listed as arguments plus a default list
CLEAN_C=\
$(Q)rm -f *.a *.o *.d *.d.tmp *.gcno *.gcda
# Install a library
INSTALL_LIB=\
$(Q)echo " INSTALL $(DESTDIR)$(libdir)/$(notdir $(LIB))"; \
install -d -m 755 "$(DESTDIR)$(libdir)"; \
install -m 644 "$(LIB)" "$(DESTDIR)$(libdir)/"
ifeq ($(OS),FreeBSD)
INSTALL_REL_SYMLINK := install -l rs
else
INSTALL_REL_SYMLINK := ln -sf -r
endif
define spdk_install_lib_symlink
$(INSTALL_REL_SYMLINK) $(DESTDIR)$(libdir)/$(1).$(SO_SUFFIX_ALL) $(DESTDIR)$(libdir)/$(1)
endef
# Install shared library(s)
define spdk_install_shared_libs
$(Q)echo " INSTALL $(DESTDIR)$(libdir)/$(notdir $(1))"
install -d -m 755 $(DESTDIR)$(libdir)
@for l in $(1); do \
bln=$${l##*/}; \
rn=$$l.$(SO_SUFFIX_ALL); \
install -m 755 $$rn $(DESTDIR)$(libdir)/; \
$(call spdk_install_lib_symlink,$$bln); \
done
endef
# Install an app binary
INSTALL_APP=\
$(Q)echo " INSTALL $(DESTDIR)$(bindir)/$(APP)"; \
install -d -m 755 "$(DESTDIR)$(bindir)"; \
install -m 755 "$(APP)" "$(DESTDIR)$(bindir)/"
# Install a header
INSTALL_HEADER=\
$(Q)echo " INSTALL $@"; \
install -d -m 755 "$(DESTDIR)$(includedir)/$(dir $(patsubst $(DESTDIR)$(includedir)/%,%,$@))"; \
install -m 644 "$(patsubst $(DESTDIR)$(includedir)/%,%,$@)" "$(DESTDIR)$(includedir)/$(dir $(patsubst $(DESTDIR)$(includedir)/%,%,$@))/"
%.o: %.c %.d $(MAKEFILE_LIST)
$(COMPILE_C)
%.o: %.cpp %.d $(MAKEFILE_LIST)
$(COMPILE_CXX)
%.d: ;
define spdk_lib_list_to_files
$(1:%=$(SPDK_ROOT_DIR)/build/lib/libspdk_%.a)
endef
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