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scst/iscsi-scst/Makefile
Bart Van Assche de28843d9f Makefiles: Simplify Module.symvers handling 
This patch does not change any functionality.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8122 d57e44dd-8a1f-0410-8b47-8ef2f437770f
2019-03-31 21:13:13 +00:00

315 lines
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Makefile
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#
# Makefile for iSCSI-SCST
#
# Note! Dependencies are done automatically by 'make dep', which also
# removes any old dependencies. DON'T put your own dependencies here
# unless it's something special (not a .c file).
ifndef PREFIX
PREFIX=/usr/local
endif
SHELL=/bin/bash
SCST_DIR := $(shell echo "$$PWD")/../scst/src
SBINDIR := $(PREFIX)/sbin
INITDIR := /etc/init.d
RCDIR := /etc/rc.d
MANDIR ?= $(PREFIX)/man
KMOD := $(shell pwd)/kernel
INCDIR := $(shell pwd)/include
ISERTMOD := $(KMOD)/isert-scst
ifeq ($(KVER),)
ifeq ($(KDIR),)
KVER := $(shell uname -r)
KDIR := /lib/modules/$(KVER)/build
else
ifeq ($(KERNELRELEASE),)
KVER := $(strip $(shell \
cat $(KDIR)/include/config/kernel.release 2>/dev/null || \
make -s -C $(KDIR) kernelversion))
else
KVER := $(KERNELRELEASE)
endif
endif
else
KDIR := /lib/modules/$(KVER)/build
endif
ifeq ($(INSTALL_MOD_PATH),)
export INSTALL_MOD_PATH := $(DESTDIR)
endif
INSTALL_DIR := $(INSTALL_MOD_PATH)/lib/modules/$(KVER)/extra
INFINIBAND_ENABLED = $(shell syms=$$(dirname "$(KDIR)")/modules.symbols; if [ -e "$$syms" ] && grep -wq 'ib_register_client' "$$syms" || grep -q "^CONFIG_INFINIBAND=[my]$$" "$(KDIR)/.config"; then echo true; else echo false; fi)
# The file Modules.symvers has been renamed in the 2.6.18 kernel to
# Module.symvers. Find out which name to use by looking in $(KDIR).
MODULE_SYMVERS:=$(shell if [ -e "$(KDIR)/Modules.symvers" ]; then \
echo Modules.symvers; else echo Module.symvers; fi)
all: progs mods
ISER_SYMVERS:=$(KMOD)/$(MODULE_SYMVERS)
OFED_CFLAGS:=
OFED_FLAVOR=$(shell if [ -e /usr/bin/ofed_info ]; then /usr/bin/ofed_info 2>/dev/null | head -n1 | sed -n 's/^\(MLNX_OFED\|OFED-internal\).*/MOFED/p;s/^OFED-.*/OFED/p'; else echo in-tree; fi)
ifeq ($(OFED_FLAVOR),MOFED)
ifeq ($(shell if dpkg -s mlnx-ofed-kernel-dkms >/dev/null 2>&1; then \
echo true; \
else \
echo false; \
fi),true)
OFED_VERS=$(shell dpkg-query -W --showformat='${Version}\n' mlnx-ofed-kernel-dkms)
else
ifeq ($(shell if { rpm -q mlnx-ofa_kernel-devel || \
rpm -q kernel-ib-devel; } >&/dev/null; then \
echo true; \
else \
echo false; \
fi),true)
OFED_VERS=$(shell rpm -q --qf '%{version}\n' mlnx-ofa_kernel-devel \
2>/dev/null)
else
echo := $(shell echo "Error: MLNX OFED has not been installed" >&2)
endif
endif
echo := $(shell echo "OFED_VERS = $(OFED_VERS)" >&2)
OFED_DIR:=/usr/src/ofa_kernel/default
OFED_CFLAGS:= -I$(OFED_DIR)/include \
-I$(OFED_DIR)/include/uapi \
-include $(OFED_DIR)/include/linux/compat-2.6.h
ISER_SYMVERS:="$(ISER_SYMVERS) $(OFED_DIR)/$(MODULE_SYMVERS)"
else
# Whether or not the OFED kernel-ib-devel RPM has been installed.
OFED_KERNEL_IB_DEVEL_RPM_INSTALLED:=$(shell if rpm -q kernel-ib-devel 2>/dev/null | grep -q $$(uname -r | sed 's/-/_/g'); then echo true; else echo false; fi)
# Whether or not the OFED compat-rdma-devel RPM has been installed.
OFED_COMPAT_RDMA_DEVEL_RPM_INSTALLED:=$(shell if rpm -q compat-rdma-devel 2>/dev/null | grep -q $$(uname -r | sed 's/-/_/g'); then echo true; else echo false; fi)
ifeq ($(OFED_KERNEL_IB_DEVEL_RPM_INSTALLED),true)
# Read OFED's config.mk, which contains the definition of the variable
# BACKPORT_INCLUDES.
include /usr/src/ofa_kernel/config.mk
OFED_CFLAGS:=$(shell echo $(BACKPORT_INCLUDES) -I/usr/src/ofa_kernel/include)
ISER_SYMVERS:="$(ISER_SYMVERS) /usr/src/ofa_kernel/$(MODULE_SYMVERS)"
endif
ifeq ($(OFED_COMPAT_RDMA_DEVEL_RPM_INSTALLED),true)
OFED_CFLAGS:=-I/usr/src/compat-rdma/include -include /usr/src/compat-rdma/include/linux/compat-2.6.h
ISER_SYMVERS:="$(ISER_SYMVERS) /usr/src/compat-rdma/$(MODULE_SYMVERS)"
endif
endif
# Use make instead of $(MAKE) to get rid of command-line option -i
run_conftest = $(shell if [ "0$(V)" -gt 0 ]; then output=/dev/stdout; else output=/dev/null; fi; if MAKEFLAGS= make -C $(KDIR) V=$(V) M="$(shell pwd)/conftest/$1" PRE_CFLAGS="-Werror $(OFED_CFLAGS)" 1>&2 2>$${output}; then echo "$(strip $2)"; else echo "$(strip $3)"; fi)
run_conftest_bool = $(call run_conftest,$1,-D$(strip $2)=1,-D$(strip $2)=0)
CONFTESTS = $(shell ls -d conftest/*)
CONFTEST_OUTPUTS = $(shell \
for t in $(CONFTESTS); do \
echo $$t/result-$(KVER).txt; \
done)
PRE_CFLAGS = $(shell \
for t in $(CONFTESTS); do \
cat $$t/result-$(KVER).txt 2>/dev/null; \
done)
ISER_CFLAGS = $(OFED_CFLAGS) -DOFED_FLAVOR=$(OFED_FLAVOR) $(PRE_CFLAGS)
mods: include/iscsi_scst_itf_ver.h $(MODULE_SYMVERS) $(CONFTEST_OUTPUTS)
$(MAKE) -C $(KDIR) M=$(KMOD) PRE_CFLAGS="$(PRE_CFLAGS)" modules
echo "$@: INFINIBAND_ENABLED = $(INFINIBAND_ENABLED)"
if $(INFINIBAND_ENABLED); then \
echo " Building against $(OFED_FLAVOR) InfiniBand kernel headers."; \
$(MAKE) -C $(KDIR) M=$(ISERTMOD) PRE_CFLAGS="$(ISER_CFLAGS)" \
KBUILD_EXTRA_SYMBOLS=$(ISER_SYMVERS) modules; \
fi
progs: include/iscsi_scst_itf_ver.h
$(MAKE) -C usr
include/iscsi_scst_itf_ver.h: include/iscsi_scst.h
echo "/* Autogenerated, don't edit */" >include/iscsi_scst_itf_ver.h
echo "" >>include/iscsi_scst_itf_ver.h
echo -n "#define ISCSI_SCST_INTERFACE_VERSION " >>include/iscsi_scst_itf_ver.h
echo -n "ISCSI_VERSION_STRING \"_" >>include/iscsi_scst_itf_ver.h
echo "`sha1sum include/iscsi_scst.h|awk '{printf $$1}'`\"" >>include/iscsi_scst_itf_ver.h
install: all
@install -vD -m 755 usr/iscsi-scstd $(DESTDIR)$(SBINDIR)/iscsi-scstd
@install -vD -m 644 doc/manpages/iscsi-scstd.conf.5 $(DESTDIR)$(MANDIR)/man5/iscsi-scstd.conf.5
@install -vD -m 644 doc/manpages/iscsi-scstd.8 $(DESTDIR)$(MANDIR)/man8/iscsi-scstd.8
@install -vD -m 755 usr/iscsi-scst-adm $(DESTDIR)$(SBINDIR)/iscsi-scst-adm
@install -vD -m 644 doc/manpages/iscsi-scst-adm.8 $(DESTDIR)$(MANDIR)/man8/iscsi-scst-adm.8
$(MAKE) -C $(KDIR) M=$(KMOD) \
$$([ -n "$(DESTDIR)$(INSTALL_MOD_PATH)" ] && echo DEPMOD=true) \
modules_install
echo "$@: INFINIBAND_ENABLED = $(INFINIBAND_ENABLED)"
if $(INFINIBAND_ENABLED); then \
$(MAKE) -C $(KDIR) M=$(ISERTMOD) \
$$([ -n "$(DESTDIR)$(INSTALL_MOD_PATH)" ] && echo DEPMOD=true) \
modules_install; \
fi
uninstall:
rm -f $(DESTDIR)$(SBINDIR)/iscsi-scstd \
$(DESTDIR)$(MANDIR)/man5/iscsi-scstd.conf.5 \
$(DESTDIR)$(MANDIR)/man8/iscsi-scstd.8 \
$(DESTDIR)$(SBINDIR)/iscsi-scst-adm \
$(DESTDIR)$(MANDIR)/man8/iscsi-scst-adm.8 \
$(INSTALL_DIR)/iscsi-scst.ko \
$(INSTALL_DIR)/isert-scst.ko
-/sbin/depmod -b $(INSTALL_MOD_PATH)/ -a $(KVER)
$(MODULE_SYMVERS): $(SCST_DIR)/$(MODULE_SYMVERS)
cp $< kernel/
$(INFINIBAND_ENABLED) && cp $< kernel/isert-scst
clean:
$(MAKE) -C usr $@
$(MAKE) -C $(KDIR) M=$(KMOD) $@
$(MAKE) -C $(KDIR) M=$(ISERTMOD) $@
rm -f kernel/$(MODULE_SYMVERS) \
kernel/Module.markers kernel/modules.order \
kernel/isert-scst/$(MODULE_SYMVERS) \
kernel/isert-scst/Module.markers kernel/isert-scst/modules.order \
include/iscsi_scst_itf_ver.h
rm -rf conftest/*/*.ko conftest/*/*.mod.c conftest/*/$(MODULE_SYMVERS) conftest/*/*.o \
conftest/*/*.o.cmd conftest/*/*.ko.cmd conftest/*/.*.o.cmd conftest/*/.*.ko.cmd \
conftest/*/*.order conftest/*/.*.o.d conftest/*/.tmp_versions/ \
conftest/*/result*.txt
extraclean: clean
rm -f kernel/*.orig kernel/*.rej \
kernel/isert-scst/*.orig kernel/isert-scst/*.rej
rm -rf conftest/*/*.rej conftest/*/*.orig
conftest/bad_wr_mod/result-$(KVER).txt: \
conftest/bad_wr_mod/bad_wr_mod.c \
conftest/bad_wr_mod/Makefile
echo "$(call run_conftest,bad_wr_mod, \
-DBAD_WR_MODIFIER=const,-DBAD_WR_MODIFIER=)" >"$@"
conftest/cm_event_mod/result-$(KVER).txt: \
conftest/cm_event_mod/cm_event_mod.c \
conftest/cm_event_mod/Makefile
echo "$(call run_conftest,cm_event_mod, \
-DCM_HANDLER_EVENT_MODIFIER=const,-DCM_HANDLER_EVENT_MODIFIER=)" >"$@"
conftest/cm_listen/result-$(KVER).txt: \
conftest/cm_listen/cm_listen.c \
conftest/cm_listen/Makefile
echo "$(call run_conftest,cm_listen, \
-DIB_CM_LISTEN_TAKES_FOURTH_ARG)" >"$@"
conftest/create_cq/result-$(KVER).txt: \
conftest/create_cq/create_cq.c \
conftest/create_cq/Makefile
echo "$(call run_conftest,create_cq, \
-DIB_CREATE_CQ_HAS_INIT_ATTR)" >"$@"
conftest/create_send_mad_ah/result-$(KVER).txt: \
conftest/create_send_mad_ah/create_send_mad_ah.c \
conftest/create_send_mad_ah/Makefile
echo "$(call run_conftest,create_send_mad_ah, \
-DCREATE_SEND_MAD_HAS_AH_ARG)" >"$@"
conftest/create_send_mad_base/result-$(KVER).txt: \
conftest/create_send_mad_base/create_send_mad_base.c \
conftest/create_send_mad_base/Makefile
echo "$(call run_conftest,create_send_mad_base, \
-DCREATE_SEND_MAD_HAS_BASE_ARG)" >"$@"
conftest/gid_change/result-$(KVER).txt: \
conftest/gid_change/gid_change.c \
conftest/gid_change/Makefile
echo "$(call run_conftest,gid_change,-DHAVE_IB_EVENT_GID_CHANGE)" >"$@"
conftest/ib_client_remove/result-$(KVER).txt: \
conftest/ib_client_remove/ib_client_remove.c \
conftest/ib_client_remove/Makefile
echo "$(call run_conftest,ib_client_remove, \
-DIB_CLIENT_REMOVE_TAKES_TWO_ARGS)" >"$@"
conftest/ib_dma_map_ops/result-$(KVER).txt: \
conftest/ib_dma_map_ops/ib_dma_map_ops.c \
conftest/ib_dma_map_ops/Makefile
echo "$(call run_conftest,ib_dma_map_ops,-DHAVE_IB_DMA_MAP_OPS)" >"$@"
conftest/ib_set_cpi_resp_time/result-$(KVER).txt: \
conftest/ib_set_cpi_resp_time/ib_set_cpi_resp_time.c \
conftest/ib_set_cpi_resp_time/Makefile
echo "$(call run_conftest,ib_set_cpi_resp_time, \
-DHAVE_IB_SET_CPI_RESP_TIME)" >"$@"
conftest/mad_handler_takes_send_buf/result-$(KVER).txt: \
conftest/mad_handler_takes_send_buf/mad_handler_takes_send_buf.c\
conftest/mad_handler_takes_send_buf/Makefile
echo "$(call run_conftest,mad_handler_takes_send_buf, \
-DMAD_HANDLER_TAKES_SEND_BUF)" >"$@"
conftest/pd_has_local_dma_lkey/result-$(KVER).txt: \
conftest/pd_has_local_dma_lkey/pd_has_local_dma_lkey.c \
conftest/pd_has_local_dma_lkey/Makefile
echo "$(call run_conftest,pd_has_local_dma_lkey, \
-DIB_PD_HAS_LOCAL_DMA_LKEY)" >"$@"
conftest/query_device/result-$(KVER).txt: \
conftest/query_device/query_device.c \
conftest/query_device/Makefile
echo "$(call run_conftest,query_device,-DHAVE_IB_QUERY_DEVICE)" >"$@"
conftest/query_device_attr_arg/result-$(KVER).txt: \
conftest/query_device_attr_arg/query_device_attr_arg.c \
conftest/query_device_attr_arg/Makefile
echo "$(call run_conftest,query_device_attr_arg, \
-DIB_QUERY_DEVICE_HAS_ATTR_ARG)" >"$@"
conftest/query_gid/result-$(KVER).txt: \
conftest/query_gid/query_gid.c \
conftest/query_gid/Makefile
echo "$(call run_conftest,query_gid,-DIB_QUERY_GID_HAS_ATTR_ARG)" >"$@"
conftest/rdma_create_id_net/result-$(KVER).txt: \
conftest/rdma_create_id_net/rdma_create_id_net.c \
conftest/rdma_create_id_net/Makefile
echo "$(call run_conftest_bool,rdma_create_id_net, \
RDMA_CREATE_ID_TAKES_NET_ARG)" >"$@"
conftest/register_mad_agent/result-$(KVER).txt: \
conftest/register_mad_agent/register_mad_agent.c \
conftest/register_mad_agent/Makefile
echo "$(call run_conftest,register_mad_agent, \
-DREGISTER_MAD_AGENT_HAS_FLAGS_ARG)" >"$@"
conftest/sock_recvmsg/result-$(KVER).txt: \
conftest/sock_recvmsg/sock_recvmsg.c \
conftest/sock_recvmsg/Makefile
echo "$(call run_conftest_bool,sock_recvmsg, \
SOCK_RECVMSG_HAS_FOUR_ARGS)" >"$@"
conftest/use_pre_440_wr_structure/result-$(KVER).txt: \
conftest/use_pre_440_wr_structure/use_pre_440_wr_structure.c \
conftest/use_pre_440_wr_structure/Makefile
echo "$(call run_conftest,use_pre_440_wr_structure, \
-DUSE_PRE_440_WR_STRUCTURE)" >"$@"
2release:
-$(MAKE) clean
2debug:
-$(MAKE) clean
2perf:
-$(MAKE) clean
release-archive:
../scripts/generate-release-archive iscsi-scst "$$(sed -n 's/^#define[[:blank:]]ISCSI_VERSION_STRING[[:blank:]]*\"\([^\"]*\)\".*/\1/p' include/iscsi_scst_ver.h)"
.PHONY: all mods progs install clean extraclean 2release 2debug 2perf
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