summaryrefslogtreecommitdiff
path: root/Makefile
blob: ae9d2767210dfc8ffd8ce3cd837ae820efe6e687 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
# Makefile for udev
#
# Copyright (C) 2003  Greg Kroah-Hartman <greg@kroah.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#

# Set the following to `true' to make a debuggable build.
# Leave this set to `false' for production use.
DEBUG = false

# Set the following to `true' to make udev emit a D-BUS signal when a
# new node is created.
DBUS = false


ROOT =		udev
VERSION =	008_bk
INSTALL_DIR =	/usr/local/bin
RELEASE_NAME =	$(ROOT)-$(VERSION)

DESTDIR =
# override this to make udev look in a different location for it's config files
prefix =
exec_prefix =	${prefix}
etcdir =	${prefix}/etc
sbindir =	${exec_prefix}/sbin
mandir =	${prefix}/usr/share/man
hotplugdir =	${etcdir}/hotplug.d/default
dbusdir =	${etcdir}/dbus-1/system.d
configdir =	${etcdir}/udev/
srcdir = .

INSTALL = /usr/bin/install -c
INSTALL_PROGRAM = ${INSTALL}
INSTALL_DATA  = ${INSTALL} -m 644
INSTALL_SCRIPT = ${INSTALL_PROGRAM}

# To build any of the extras programs, run with:
# 	make EXTRAS="extras/a extras/b" 
EXTRAS=

# place to put our device nodes
udevdir = ${prefix}/udev/

# Comment out this line to build with something other 
# than the local version of klibc
#KLIBC = true

# If you are running a cross compiler, you may want to set this
# to something more interesting, like "arm-linux-".  I you want
# to compile vs uClibc, that can be done here as well.
CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
CC = $(CROSS)gcc
LD = $(CROSS)gcc
AR = $(CROSS)ar
STRIP = $(CROSS)strip
RANLIB = $(CROSS)ranlib

export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0

# code taken from uClibc to determine the current arch
ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
	-e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}

# code taken from uClibc to determine the gcc include dir
GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}

# code taken from uClibc to determine the libgcc.a filename
GCC_LIB := $(shell $(CC) -print-libgcc-file-name )

# use '-Os' optimization if available, else use -O2
OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
		then echo "-Os"; else echo "-O2" ; fi}

# add -Wredundant-decls when libsysfs gets cleaned up
WARNINGS := -Wall -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations

# Some nice architecture specific optimizations
ifeq ($(strip $(TARGET_ARCH)),arm)
	OPTIMIZATION+=-fstrict-aliasing
endif
ifeq ($(strip $(TARGET_ARCH)),i386)
	OPTIMIZATION+=-march=i386
	OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
		/dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
	OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
		/dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
	CFLAGS+=-pipe
else
	CFLAGS+=-pipe
endif

# if DEBUG is enabled, then we do not strip or optimize
ifeq ($(strip $(DEBUG)),true)
	CFLAGS  += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
	LDFLAGS += -Wl,-warn-common
	STRIPCMD = /bin/true -Since_we_are_debugging
else
	CFLAGS  += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
	LDFLAGS += -s -Wl,-warn-common
	STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
endif

# If we are using our version of klibc, then we need to build and link it.
# Otherwise, use glibc and link statically.
ifeq ($(strip $(KLIBC)),true)
	KLIBC_BASE	= $(PWD)/klibc
	KLIBC_DIR	= $(KLIBC_BASE)/klibc
	INCLUDE_DIR	:= $(KLIBC_DIR)/include
	LINUX_INCLUDE_DIR	:= $(KLIBC_BASE)/linux/include
	include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
	# arch specific objects
	ARCH_LIB_OBJS =	\
			$(KLIBC_DIR)/libc.a


	CRT0 = $(KLIBC_DIR)/crt0.o
	LIBC =	$(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
	CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(KLIBC_DIR)/arch/$(ARCH)/include \
		-I$(INCLUDE_DIR)/bits$(BITSIZE) -I$(GCCINCDIR) -I$(LINUX_INCLUDE_DIR) \
		-D__KLIBC__
	LIB_OBJS =
	LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
else
	CRT0 =
	LIBC = 
	CFLAGS += -I$(GCCINCDIR)
	LIB_OBJS = -lc
	LDFLAGS = --static 
endif

CFLAGS += -I$(PWD)/libsysfs

all: $(ROOT)
	@for target in $(EXTRAS) ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \

$(ROOT): $(LIBC)

$(ARCH_LIB_OBJS) : $(CRT0)

$(CRT0):
	$(MAKE) -C klibc

TDB =	tdb/tdb.o	\
	tdb/spinlock.o

SYSFS =	$(PWD)/libsysfs/sysfs_bus.o	\
	$(PWD)/libsysfs/sysfs_class.o	\
	$(PWD)/libsysfs/sysfs_device.o	\
	$(PWD)/libsysfs/sysfs_dir.o	\
	$(PWD)/libsysfs/sysfs_driver.o	\
	$(PWD)/libsysfs/sysfs_utils.o	\
	$(PWD)/libsysfs/dlist.o

OBJS =	udev.o		\
	udev_config.o	\
	udev-add.o	\
	udev-remove.o	\
	udevdb.o	\
	logging.o	\
	namedev.o	\
	namedev_parse.o	\
	$(SYSFS)	\
	$(TDB)

ifeq ($(strip $(KLIBC)),true)
	OBJS += klibc_fixups.o
endif

ifeq ($(DBUS), true)
	CFLAGS += -DUSE_DBUS
	CFLAGS += $(shell pkg-config --cflags dbus-1)
	LIB_OBJS += $(shell pkg-config --libs-only-l dbus-1)
	OBJS += udev_dbus.o
endif

# header files automatically generated
GEN_HEADERS =	udev_version.h

# Rules on how to create the generated header files
udev_version.h:
	@echo \#define UDEV_VERSION	\"$(VERSION)\" > $@
	@echo \#define UDEV_ROOT	\"$(udevdir)\" >> $@
	@echo \#define UDEV_DB		\"$(udevdir)\.udev.tdb\" >> $@
	@echo \#define UDEV_CONFIG_DIR	\"$(configdir)\" >> $@
	@echo \#define UDEV_CONFIG_FILE	\"$(configdir)\udev.conf\" >> $@
	@echo \#define UDEV_RULES_FILE	\"$(configdir)\udev.rules\" >> $@
	@echo \#define UDEV_PERMISSION_FILE	\"$(configdir)\udev.permissions\" >> $@

$(OBJS): $(GEN_HEADERS)

$(ROOT): $(OBJS)
	$(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(STRIPCMD) $(ROOT)

clean:
	-find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
	 | xargs rm -f 
	-rm -f core $(ROOT) $(GEN_HEADERS)
	$(MAKE) -C klibc clean
	@for target in $(EXTRAS) ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \

DISTFILES = $(shell find . \( -not -name '.' \) -print | grep -v CVS | grep -v "\.tar\.gz" | grep -v "\/\." | grep -v releases | grep -v BitKeeper | grep -v SCCS | grep -v "\.tdb" | grep -v "test\/sys" | sort )
DISTDIR := $(RELEASE_NAME)
srcdir = .
release: clean
	@echo "--------------------------cut here------------------------"
	@echo "cd .."
	@echo "rm -rf $(DISTDIR)"
	@echo "mkdir $(DISTDIR)"
	@echo "chmod 777 $(DISTDIR)"
	@echo "cp -avr udev/* $(DISTDIR)"
	@echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
	@echo "rm -rf $(DISTDIR)"
	@echo "--------------------------cut here------------------------"


small_release: $(DISTFILES) clean
#	@echo $(DISTFILES)
	@-rm -rf $(DISTDIR)
	@mkdir $(DISTDIR)
	@-chmod 777 $(DISTDIR)
	@for file in $(DISTFILES); do			\
		if test -d $$file; then			\
		  	mkdir $(DISTDIR)/$$file;	\
		else					\
			cp -p $$file $(DISTDIR)/$$file;	\
		fi;					\
	done
	@tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
	@rm -rf $(DISTDIR)
	@echo "Built $(RELEASE_NAME).tar.gz"


ifeq ($(DBUS), true)
install-dbus-policy:
	$(INSTALL) -d $(DESTDIR)$(dbusdir)
	$(INSTALL_DATA) udev_sysbus_policy.conf $(DESTDIR)$(dbusdir)
uninstall-dbus-policy:
	- rm $(DESTDIR)$(dbusdir)/udev_sysbus_policy.conf
else
install-dbus-policy:
	-
uninstall-dbus-policy:
	-
endif

install: install-dbus-policy all
	$(INSTALL) -d $(DESTDIR)$(udevdir)
	$(INSTALL) -d $(DESTDIR)$(configdir)
	$(INSTALL) -d $(DESTDIR)$(hotplugdir)
	$(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
	$(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
	$(INSTALL_DATA) udev.conf $(DESTDIR)$(configdir)
	$(INSTALL_DATA) udev.rules $(DESTDIR)$(configdir)
	$(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir)
	- rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
	- ln -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
	@for target in $(EXTRAS) ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \

uninstall: uninstall-dbus-policy
	- rm $(hotplugdir)/udev.hotplug
	- rm $(configdir)/udev.permissions
	- rm $(configdir)/udev.rules
	- rm $(configdir)/udev.conf
	- rm $(mandir)/man8/udev.8
	- rm $(sbindir)/$(ROOT)
	- rmdir $(hotplugdir)
	- rmdir $(configdir)
	- rmdir $(udevdir)
	@for target in $(EXTRAS) ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \