projects / ceph.git / blame
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|---|---|---|
| 7c673cae FG |
1 | # BSD LICENSE |
| 2 | # | |
| 3 | # Copyright(c) 2010-2014 Intel Corporation. All rights reserved. | |
| 4 | # All rights reserved. | |
| 5 | # | |
| 6 | # Redistribution and use in source and binary forms, with or without | |
| 7 | # modification, are permitted provided that the following conditions | |
| 8 | # are met: | |
| 9 | # | |
| 10 | # * Redistributions of source code must retain the above copyright | |
| 11 | # notice, this list of conditions and the following disclaimer. | |
| 12 | # * Redistributions in binary form must reproduce the above copyright | |
| 13 | # notice, this list of conditions and the following disclaimer in | |
| 14 | # the documentation and/or other materials provided with the | |
| 15 | # distribution. | |
| 16 | # * Neither the name of Intel Corporation nor the names of its | |
| 17 | # contributors may be used to endorse or promote products derived | |
| 18 | # from this software without specific prior written permission. | |
| 19 | # | |
| 20 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 21 | # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 22 | # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 23 | # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 24 | # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 25 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 26 | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 27 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 28 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 29 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 30 | # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 | ||
| 32 | ##### if sourced from kernel Kbuild system | |
| 33 | ifneq ($(KERNELRELEASE),) | |
| 34 | override EXTRA_CFLAGS = $(MODULE_CFLAGS) $(EXTRA_KERNEL_CFLAGS) | |
| 35 | obj-m += $(MODULE).o | |
| 36 | ifneq ($(MODULE),$(notdir $(SRCS-y:%.c=%))) | |
| 37 | $(MODULE)-objs += $(notdir $(SRCS-y:%.c=%.o)) | |
| 38 | endif | |
| 39 | ||
| 40 | ##### if launched from rte build system | |
| 41 | else | |
| 42 | ||
| 43 | include $(RTE_SDK)/mk/internal/rte.install-pre.mk | |
| 44 | include $(RTE_SDK)/mk/internal/rte.clean-pre.mk | |
| 45 | include $(RTE_SDK)/mk/internal/rte.build-pre.mk | |
| 46 | include $(RTE_SDK)/mk/internal/rte.depdirs-pre.mk | |
| 47 | ||
| 48 | # DPDK uses a more up-to-date gcc, so clear the override here. | |
| 49 | unexport CC | |
| 50 | override CFLAGS = $(MODULE_CFLAGS) | |
| 51 | ||
| 52 | # VPATH contains at least SRCDIR | |
| 53 | VPATH += $(SRCDIR) | |
| 54 | ||
| 55 | _BUILD = $(MODULE).ko | |
| 56 | _INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y) \ | |
| 57 | $(RTE_OUTPUT)/kmod/$(MODULE).ko | |
| 58 | _CLEAN = doclean | |
| 59 | ||
| 60 | SRCS_LINKS = $(addsuffix _link,$(SRCS-y)) | |
| 61 | ||
| 62 | compare = $(strip $(subst $(1),,$(2)) $(subst $(2),,$(1))) | |
| 63 | ||
| 64 | .PHONY: all | |
| 65 | all: install | |
| 66 | ||
| 67 | .PHONY: install | |
| 68 | install: build _postinstall | |
| 69 | ||
| 70 | _postinstall: build | |
| 71 | ||
| 72 | .PHONY: build | |
| 73 | build: _postbuild | |
| 74 | ||
| 75 | # Link all sources in build directory | |
| 76 | %_link: FORCE | |
| 77 | $(if $(call compare,$(notdir $*),$*),\ | |
| 78 | $(Q)if [ ! -f $(notdir $(*)) ]; then ln -nfs $(SRCDIR)/$(*) . ; fi,\ | |
| 79 | $(Q)if [ ! -f $(notdir $(*)) ]; then ln -nfs $(SRCDIR)/$(*) . ; fi) | |
| 80 | ||
| 81 | # build module | |
| 82 | $(MODULE).ko: $(SRCS_LINKS) | |
| 83 | $(Q)if [ ! -f $(notdir Makefile) ]; then ln -nfs $(SRCDIR)/Makefile . ; fi | |
| 84 | $(Q)if [ ! -f $(notdir BSDmakefile) ]; then ln -nfs $(SRCDIR)/BSDmakefile . ; fi | |
| 85 | $(Q)MAKEFLAGS= $(BSDMAKE) | |
| 86 | ||
| 87 | # install module in $(RTE_OUTPUT)/kmod | |
| 88 | $(RTE_OUTPUT)/kmod/$(MODULE).ko: $(MODULE).ko | |
| 89 | $(Q)echo INSTALL-MODULE $(MODULE).ko | |
| 90 | $(Q)[ -d $(RTE_OUTPUT)/kmod ] || mkdir -p $(RTE_OUTPUT)/kmod | |
| 91 | $(Q)cp -f $(MODULE).ko $(RTE_OUTPUT)/kmod | |
| 92 | ||
| 93 | # install module | |
| 94 | modules_install: | |
| 95 | $(Q)MAKEFLAGS= $(BSDMAKE) install | |
| 96 | ||
| 97 | .PHONY: clean | |
| 98 | clean: _postclean | |
| 99 | ||
| 100 | # do a make clean and remove links | |
| 101 | .PHONY: doclean | |
| 102 | doclean: | |
| 103 | $(Q)if [ ! -f $(notdir Makefile) ]; then ln -nfs $(SRCDIR)/Makefile . ; fi | |
| 104 | $(Q)$(MAKE) -C $(RTE_KERNELDIR) M=$(CURDIR) O=$(RTE_KERNELDIR) clean | |
| 105 | $(Q)$(foreach FILE,$(SRCS-y) $(SRCS-n) $(SRCS-),\ | |
| 106 | if [ -h $(notdir $(FILE)) ]; then rm -f $(notdir $(FILE)) ; fi ;) | |
| 107 | $(Q)if [ -h $(notdir Makefile) ]; then rm -f $(notdir Makefile) ; fi | |
| 108 | $(Q)rm -f $(_BUILD_TARGETS) $(_INSTALL_TARGETS) $(_CLEAN_TARGETS) \ | |
| 109 | $(INSTALL-FILES-all) | |
| 110 | ||
| 111 | include $(RTE_SDK)/mk/internal/rte.install-post.mk | |
| 112 | include $(RTE_SDK)/mk/internal/rte.clean-post.mk | |
| 113 | include $(RTE_SDK)/mk/internal/rte.build-post.mk | |
| 114 | include $(RTE_SDK)/mk/internal/rte.depdirs-post.mk | |
| 115 | ||
| 116 | .PHONY: FORCE | |
| 117 | FORCE: | |
| 118 | ||
| 119 | endif |