VirtualBox

source: vbox/trunk/src/VBox/Additions/linux/module/Makefile.module@ 8155

Last change on this file since 8155 was 8155, checked in by vboxsync, 17 years ago

The Big Sun Rebranding Header Change

  • Property svn:eol-style set to LF
  • Property svn:keywords set to Author Date Id Revision
File size: 4.9 KB
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1#
2# VirtualBox Guest Additions Module Makefile.
3#
4# (For 2.6.x this file must be 'Makefile'!)
5#
6# Copyright (C) 2006-2007 Sun Microsystems, Inc.
7#
8# This file is part of VirtualBox Open Source Edition (OSE), as
9# available from http://www.virtualbox.org. This file is free software;
10# you can redistribute it and/or modify it under the terms of the GNU
11# General Public License (GPL) as published by the Free Software
12# Foundation, in version 2 as it comes in the "COPYING" file of the
13# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15#
16# Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
17# Clara, CA 95054 USA or visit http://www.sun.com if you need
18# additional information or have any questions.
19#
20
21# override is required by the Debian guys
22override MODULE = vboxadd
23OBJS = \
24 cmc.o \
25 hgcmcall.o \
26 vboxmod.o \
27 GenericRequest.o \
28 HGCMInternal.o \
29 Init.o \
30 PhysHeap.o \
31 SysHlp.o \
32 VMMDev.o \
33 r0drv/alloc-r0drv.o \
34 r0drv/linux/alloc-r0drv-linux.o \
35 r0drv/linux/semevent-r0drv-linux.o \
36 r0drv/linux/semfastmutex-r0drv-linux.o \
37 RTErrConvertToErrno.o \
38 divdi3.o \
39 moddi3.o \
40 udivdi3.o \
41 umoddi3.o \
42 qdivrem.o \
43 assert.o \
44 logbackdoor.o \
45 logformat.o \
46 strformat.o \
47 strformatrt.o \
48 strformattype.o \
49 strformat-vbox.o
50
51ifneq ($(MAKECMDGOALS),clean)
52
53ifeq ($(KERNELRELEASE),)
54
55 #
56 # building from this directory
57 #
58
59 # kernel base directory
60 ifndef KERN_DIR
61 KERN_DIR := /lib/modules/$(shell uname -r)/build
62 ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
63 KERN_DIR := /usr/src/linux
64 ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
65 $(error Error: unable to find the sources of your current Linux kernel. \
66 Specify KERN_DIR=<directory> and run Make again)
67 endif
68 $(warning Warning: using /usr/src/linux as the source directory of your \
69 Linux kernel. If this is not correct, specify \
70 KERN_DIR=<directory> and run Make again.)
71 endif
72 else
73 ifneq ($(shell if test -d $(KERN_DIR); then echo yes; fi),yes)
74 $(error Error: KERN_DIR does not point to a directory)
75 endif
76 endif
77
78 # includes
79 ifndef KERN_INCL
80 KERN_INCL = $(KERN_DIR)/include
81 endif
82 ifneq ($(shell if test -d $(KERN_INCL); then echo yes; fi),yes)
83 $(error Error: unable to find the include directory for your current Linux \
84 kernel. Specify KERN_INCL=<directory> and run Make again)
85 endif
86
87 # module install dir.
88 ifneq ($(filter install install_rpm,$(MAKECMDGOALS)),)
89 ifndef MODULE_DIR
90 MODULE_DIR_TST := /lib/modules/$(shell uname -r)
91 ifeq ($(shell if test -d $(MODULE_DIR_TST); then echo yes; fi),yes)
92 MODULE_DIR := $(MODULE_DIR_TST)/misc
93 else
94 $(error Unable to find the folder to install the additions driver to)
95 endif
96 endif # MODULE_DIR unspecified
97 endif
98
99 # guess kernel version (24 or 26)
100 ifeq ($(shell if grep '"2\.4\.' $(KERN_INCL)/linux/version.h > /dev/null; then echo yes; fi),yes)
101 KERN_VERSION := 24
102 else
103 KERN_VERSION := 26
104 endif
105
106else # neq($(KERNELRELEASE),)
107
108 #
109 # building from kbuild (make -C <kernel_directory> M=`pwd`)
110 #
111
112 # guess kernel version (24 or 26)
113 ifeq ($(shell if grep '"2\.4\.' $(PWD)/include/linux/version.h > /dev/null; then echo yes; fi),yes)
114 KERN_VERSION := 24
115 else
116 KERN_VERSION := 26
117 endif
118
119endif # neq($(KERNELRELEASE),)
120
121# debug - show guesses.
122ifdef DEBUG
123$(warning dbg: KERN_DIR = $(KERN_DIR))
124$(warning dbg: KERN_INCL = $(KERN_INCL))
125$(warning dbg: MODULE_DIR = $(MODULE_DIR))
126$(warning dbg: KERN_VERSION = $(KERN_VERSION))
127endif
128
129
130#
131# Compiler options
132#
133ifndef INCL
134 INCL := $(addprefix -I,$(KERN_INCL) $(EXTRA_INCL))
135 ifndef KBUILD_EXTMOD
136 KBUILD_EXTMOD := $(shell pwd)
137 endif
138 INCL += $(addprefix -I$(KBUILD_EXTMOD),/ /include /r0drv/linux)
139 export INCL
140endif
141KFLAGS := -D__KERNEL__ -DMODULE -DRT_OS_LINUX -DIN_RING0 -D_X86_ \
142 -DIN_RT_R0 -DIN_SUP_R0 -DVBOX -DVBGL_VBOXGUEST -DVBOX_HGCM \
143 -DLOG_TO_BACKDOOR -DRT_WITH_VBOX -DIN_MODULE -DIN_GUEST_R0
144ifeq ($(BUILD_TYPE),debug)
145KFLAGS += -DDEBUG
146endif
147
148ifeq ($(KERN_VERSION), 24)
149#
150# 2.4
151#
152
153CFLAGS := -O2 -DVBOX_LINUX_2_4 -DEXPORT_SYMTAB $(INCL) $(KFLAGS) $(KDEBUG)
154MODULE_EXT := o
155
156# 2.4 Module linking
157$(MODULE).o: $(OBJS)
158 $(LD) -o $@ -r $(OBJS)
159
160.PHONY: $(MODULE)
161all: $(MODULE)
162$(MODULE): $(MODULE).o
163
164else
165#
166# 2.6 and later
167#
168
169MODULE_EXT := ko
170
171$(MODULE)-y := $(OBJS)
172
173# build defs
174EXTRA_CFLAGS += $(INCL) $(KFLAGS) $(KDEBUG)
175
176all: $(MODULE)
177
178obj-m += $(MODULE).o
179
180$(MODULE):
181 $(MAKE) KBUILD_VERBOSE=1 -C $(KERN_DIR) SUBDIRS=$(CURDIR) SRCROOT=$(CURDIR) modules
182
183endif
184
185install: $(MODULE)
186 @mkdir -p $(MODULE_DIR); \
187 install -m 0664 -o root -g root $(MODULE).$(MODULE_EXT) $(MODULE_DIR); \
188 PATH="$(PATH):/bin:/sbin" depmod -ae;
189
190endif # eq($(MAKECMDGOALS),clean)
191
192clean:
193 for f in . linux r0drv r0drv/linux; do rm -f $$f/*.o $$f/.*.cmd $$f/.*.flags; done
194 rm -rf .vboxadd* .tmp_ver* vboxadd.* Module.symvers Modules.symvers
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