ubuntu/vbox/vboxsf/Makefile.include.footer

   1 # $Id: Makefile.include.footer $
   2 ## @file
   3 # VirtualBox Guest Additions kernel module Makefile, common parts.
   4 #
   5 # See Makefile.include.header for details of how to use this.
   6 #
   7
   8 #
   9 # Copyright (C) 2006-2017 Oracle Corporation
  10 #
  11 # This file is part of VirtualBox Open Source Edition (OSE), as
  12 # available from http://www.virtualbox.org. This file is free software;
  13 # you can redistribute it and/or modify it under the terms of the GNU
  14 # General Public License (GPL) as published by the Free Software
  15 # Foundation, in version 2 as it comes in the "COPYING" file of the
  16 # VirtualBox OSE distribution. VirtualBox OSE is distributed in the
  17 # hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
  18 #
  19
  20 # override is required by the Debian guys
  21 override MODULE = $(MOD_NAME)
  22 OBJS   = $(MOD_OBJS)
  23
  24 KBUILD_VERBOSE ?= 1
  25 LINUX_VERBOSE = $(if $(KBUILD_VERBOSE),1,)
  26
  27 #
  28 # Compiler options
  29 #
  30 ifndef INCL
  31  INCL    := $(addprefix -I,$(KERN_INCL) $(EXTRA_INCL))
  32  ifndef KBUILD_EXTMOD
  33   KBUILD_EXTMOD := $(shell pwd)
  34  endif
  35  INCL    += $(MOD_INCL)
  36  export INCL
  37 endif
  38 KFLAGS   := -D__KERNEL__ -DMODULE $(MOD_DEFS)
  39 ifeq ($(BUILD_TYPE),debug)
  40  KFLAGS  += -DDEBUG -DDEBUG_$(subst $(subst _, ,_),_,$(USERNAME)) -DDEBUG_USERNAME=$(subst $(subst _, ,_),_,$(USERNAME))
  41 endif
  42
  43 ifeq ($(KERN_VERSION), 24)
  44 #
  45 # 2.4
  46 #
  47
  48 # Note: while 2.4 kernels could also do "proper" builds from kbuild, the make
  49 # script needed to support it was somewhat different from 2.6.  Since this
  50 # script works and 2.4 is not a moving target we will not try do do things the
  51 # "proper" way.
  52
  53 ifeq ($(BUILD_TARGET_ARCH),amd64)
  54  KFLAGS  += -mcmodel=kernel
  55 endif
  56
  57 CFLAGS := -O2 -DVBOX_LINUX_2_4 $(MOD_CFLAGS) $(INCL) $(KFLAGS) $(MOD_EXTRA) $(KDEBUG)
  58 MODULE_EXT := o
  59
  60 # 2.4 Module linking
  61 $(MODULE).o: $(OBJS)
  62         $(LD) -o $@ -r $(OBJS)
  63
  64 .PHONY: $(MODULE)
  65 all: $(MODULE)
  66 $(MODULE): $(MODULE).o
  67
  68 install: $(MODULE)
  69         @mkdir -p $(MODULE_DIR); \
  70         install -m 0644 -o root -g root $(MODULE).$(MODULE_EXT) $(MODULE_DIR); \
  71         PATH="$(PATH):/bin:/sbin" depmod -a;
  72
  73 clean:
  74         for f in $(sort $(dir $(OBJS))); do rm -f $$f/*.o $$f/.*.cmd $$f/.*.flags; done
  75         rm -rf .$(MOD_NAME)* .tmp_ver* $(MOD_NAME).* Modules.symvers modules.order
  76
  77 else  # ! $(KERN_VERSION), 24
  78 #
  79 # 2.6 and later
  80 #
  81
  82 MODULE_EXT := ko
  83
  84 $(MODULE)-y  := $(OBJS)
  85
  86 # build defs
  87 EXTRA_CFLAGS += $(MOD_CFLAGS) $(INCL) $(KFLAGS) $(MOD_EXTRA) $(KDEBUG)
  88
  89 .PHONY: $(MODULE)
  90 all: $(MODULE)
  91
  92 obj-m += $(MODULE).o
  93
  94 JOBS := $(shell (getconf _NPROCESSORS_ONLN || grep -Ec '^processor|^CPU[0-9]' /proc/cpuinfo) 2>/dev/null)
  95 ifeq ($(JOBS),0)
  96   JOBS := 1
  97 endif
  98
  99 # OL/UEK: disable module signing for external modules -- we don't have any private key
 100 $(MODULE):
 101         $(MAKE) V=$(LINUX_VERBOSE) CONFIG_MODULE_SIG= -C $(KERN_DIR) SUBDIRS=$(CURDIR) SRCROOT=$(CURDIR) $(if $(JOBS),-j$(JOBS),) modules
 102
 103 install: $(MODULE)
 104         $(MAKE) V=$(LINUX_VERBOSE) CONFIG_MODULE_SIG= -C $(KERN_DIR) SUBDIRS=$(CURDIR) SRCROOT=$(CURDIR) INSTALL_MOD_PATH=$(INSTALL_MOD_PATH) INSTALL_MOD_DIR=$(INSTALL_MOD_DIR) modules_install
 105
 106 modules_install: install
 107
 108 clean:
 109         $(MAKE) V=$(LINUX_VERBOSE) CONFIG_MODULE_SIG= -C $(KERN_DIR) SUBDIRS=$(CURDIR) SRCROOT=$(CURDIR) clean
 110
 111 .PHONY: $(MODULE) install modules_install clean
 112 endif