summaryrefslogtreecommitdiff
path: root/Makefile
blob: 11f4781e0e7ae241571fb7ea03c24abbbce461b6 (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
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
# Makefile for udev
#
# Copyright (C) 2003,2004 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 control the use of syslog
# Set it to `false' to remove all logging
USE_LOG = true

# Set the following to `true' to log the debug
# and make a unstripped, unoptimized  binary.
# Leave this set to `false' for production use.
DEBUG = false

# Set this to compile with Security-Enhanced Linux support.
USE_SELINUX = false

ROOT =		udev
DAEMON =	udevd
SENDER =	udevsend
INFO =		udevinfo
TESTER =	udevtest
STARTER =	udevstart
WAIT =		wait_for_sysfs
VERSION =	039
INSTALL_DIR =	/usr/local/bin
RELEASE_NAME =	$(ROOT)-$(VERSION)
LOCAL_CFG_DIR =	etc/udev
HOTPLUG_EXEC =	$(ROOT)

DESTDIR =

KERNEL_DIR = /lib/modules/${shell uname -r}/build

# 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
usrbindir =	${exec_prefix}/usr/bin
mandir =	${prefix}/usr/share/man
hotplugdir =	${etcdir}/hotplug.d/default
configdir =	${etcdir}/udev
initdir = 	${etcdir}/init.d
dev_ddir =	${etcdir}/dev.d
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
#USE_KLIBC = true

# make the build silent (well, at least the udev part)  Set this
# to something else to make it noisy again.
V=false

# set up PWD so that older versions of make will work with our build.
PWD = $(shell pwd)

# If you are running a cross compiler, you may want to set this
# to something more interesting, like "arm-linux-".  If 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
HOSTCC = gcc

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 LC_ALL=C $(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 

CFLAGS := -pipe

# set up the proper tdb spinlock code if we can
ifeq ($(strip $(ARCH)),i386)
	CFLAGS += -DUSE_SPINLOCKS -DINTEL_SPINLOCKS
endif

ifeq ($(strip $(USE_LOG)),true)
	CFLAGS  += -DLOG
endif

# if DEBUG is enabled, then we do not strip or optimize
ifeq ($(strip $(DEBUG)),true)
	CFLAGS  += -O1 -g -DDEBUG -D_GNU_SOURCE
	LDFLAGS += -Wl,-warn-common
	STRIPCMD = /bin/true -Since_we_are_debugging
else
	CFLAGS  += $(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, link it, and then
# link udev against it statically.
# Otherwise, use glibc and link dynamically.
ifeq ($(strip $(USE_KLIBC)),true)
	KLIBC_BASE	= $(PWD)/klibc
	KLIBC_DIR	= $(KLIBC_BASE)/klibc
	INCLUDE_DIR	:= $(KLIBC_BASE)/include
	LINUX_INCLUDE_DIR	:= $(KERNEL_DIR)/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 += $(WARNINGS) -nostdinc			\
		$(OPTFLAGS)				\
		-D__KLIBC__ -fno-builtin-printf		\
		-I$(INCLUDE_DIR)			\
		-I$(INCLUDE_DIR)/arch/$(ARCH)		\
		-I$(INCLUDE_DIR)/bits$(BITSIZE)		\
		-I$(GCCINCDIR)				\
		-I$(LINUX_INCLUDE_DIR)
	LIB_OBJS =
	LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
else
	WARNINGS += -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
	CRT0 =
	LIBC =
	CFLAGS += $(WARNINGS) -I$(GCCINCDIR)
	LIB_OBJS = -lc
	LDFLAGS =
endif

ifeq ($(strip $(USE_SELINUX)),true)
	CFLAGS += -DUSE_SELINUX
	LIB_OBJS += -lselinux
endif

CFLAGS += -I$(PWD)/libsysfs

# config files automatically generated
GEN_CONFIGS =	$(LOCAL_CFG_DIR)/udev.conf

all: $(ROOT) $(SENDER) $(DAEMON) $(INFO) $(TESTER) $(WAIT) $(GEN_CONFIGS)
	@extras="$(EXTRAS)" ; for target in $$extras ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) \
			LD="$(LD)" \
			SYSFS="$(SYSFS)" \
			KERNEL_DIR="$(KERNEL_DIR)" \
			QUIET="@$(PWD)/ccdv" \
			-C $$target $@ ; \
	done ; \

$(ARCH_LIB_OBJS) : $(CRT0)

$(CRT0):
	@if [ ! -r klibc/linux ]; then \
		ln -f -s $(KERNEL_DIR) klibc/linux; \
	fi
	$(MAKE) -C klibc SUBDIRS=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_lib.o	\
	udev_config.o	\
	udev_add.o	\
	udev_remove.o	\
	udevdb.o	\
	namedev.o	\
	namedev_parse.o	\
	dev_d.o		\
	$(SYSFS)	\
	$(TDB)

HEADERS =	udev.h		\
		udev_lib.h	\
		namedev.h	\
		udev_version.h	\
		udevdb.h	\
		klibc_fixups.h	\
		logging.h	\
		selinux.h	\
		list.h

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

ifeq ($(strip $(V)),false)
	QUIET=@./ccdv
	HOST_PROGS=ccdv
else
	QUIET=
	HOST_PROGS=
endif

# header files automatically generated
GEN_HEADERS =	udev_version.h

ccdv:
	@echo "Building ccdv"
	@$(HOSTCC) -O1 ccdv.c -o ccdv

# Rules on how to create the generated header files
udev_version.h:
	@echo "Creating 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)/rules.d\" >> $@
	@echo \#define UDEV_PERMISSION_FILE	\"$(configdir)/permissions.d\" >> $@
	@echo \#define UDEV_LOG_DEFAULT 	\"yes\" >> $@
	@echo \#define UDEV_BIN			\"$(DESTDIR)$(sbindir)/udev\" >> $@
	@echo \#define UDEVD_BIN		\"$(DESTDIR)$(sbindir)/udevd\" >> $@

# Rules on how to create the generated config files
$(LOCAL_CFG_DIR)/udev.conf:
	sed -e "s:@udevdir@:$(udevdir):" -e "s:@configdir@:$(configdir):" < $(LOCAL_CFG_DIR)/udev.conf.in > $@

GEN_MANPAGES   = udev.8
GEN_MANPAGESIN = udev.8.in
# Rules on how to create the man pages
$(GEN_MANPAGES): $(GEN_MANPAGESIN)
	sed -e "s:@udevdir@:$(udevdir):" < $@.in > $@

$(OBJS): $(GEN_HEADERS) $(HOST_PROGS)
$(ROOT).o: $(GEN_HEADERS) $(HOST_PROGS)
$(TESTER).o: $(GEN_HEADERS) $(HOST_PROGS)
$(INFO).o: $(GEN_HEADERS) $(HOST_PROGS)
$(DAEMON).o: $(GEN_HEADERS) $(HOST_PROGS)
$(SENDER).o: $(GEN_HEADERS) $(HOST_PROGS)
$(STARTER).o: $(GEN_HEADERS) $(HOST_PROGS)
$(WAIT).o: $(GEN_HEADERS) $(HOST_PROGS)

$(ROOT): $(LIBC) $(ROOT).o $(STARTER).o $(OBJS) $(HEADERS) $(GEN_MANPAGES)
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udev.o udevstart.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

$(TESTER): $(LIBC) $(TESTER).o $(OBJS) $(HEADERS)
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevtest.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

$(INFO): $(LIBC) $(INFO).o $(OBJS) $(HEADERS)
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevinfo.o udev_lib.o udev_config.o udevdb.o $(SYSFS) $(TDB) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

$(DAEMON): $(LIBC) $(DAEMON).o $(OBJS) udevd.h
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevd.o udev_lib.o $(KLIBC_FIXUP) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

$(SENDER): $(LIBC) $(SENDER).o $(OBJS) udevd.h
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) udevsend.o udev_lib.o $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

$(WAIT): $(WAIT).o $(OBJS) $(HEADERS) $(LIBC)
	$(QUIET) $(LD) $(LDFLAGS) -o $@ $(CRT0) $(WAIT).o $(SYSFS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
	$(QUIET) $(STRIPCMD) $@

#.c.o:
#	$(CC) $(CFLAGS) $(DEFS) $(CPPFLAGS) -c -o $@ $<
.c.o:
	$(QUIET) $(CC) $(CFLAGS) -c -o $@ $<


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

spotless: clean
	$(MAKE) -C klibc spotless
	-rm -f klibc/linux

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


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"


install-initscript: etc/init.d/udev etc/init.d/udev.init.LSB
	@if [ -f /etc/redhat-release ]; then \
		$(INSTALL_DATA) -D etc/init.d/udev $(DESTDIR)$(initdir)/udev; \
	elif [ -f /etc/SuSE-release ]; then \
		$(INSTALL_DATA) -D etc/init.d/udev.init.LSB $(DESTDIR)$(initdir)/udev; \
	fi

install-config:
	$(INSTALL) -d $(DESTDIR)$(configdir)/rules.d
	$(INSTALL) -d $(DESTDIR)$(configdir)/permissions.d
	@if [ ! -r $(DESTDIR)$(configdir)/udev.conf ]; then \
		echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
		$(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.conf $(DESTDIR)$(configdir); \
	fi
	@if [ ! -r $(DESTDIR)$(configdir)/rules.d/50-udev.rules ]; then \
		echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
		$(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.rules $(DESTDIR)$(configdir)/rules.d/50-udev.rules; \
	fi
	@if [ ! -r $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions ]; then \
		echo $(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
		$(INSTALL_DATA) $(LOCAL_CFG_DIR)/udev.permissions $(DESTDIR)$(configdir)/permissions.d/50-udev.permissions; \
	fi

install-dev.d:
	$(INSTALL) -d $(DESTDIR)$(dev_ddir)/default
	$(INSTALL_PROGRAM) -D etc/dev.d/net/hotplug.dev $(DESTDIR)$(dev_ddir)/net/hotplug.dev

uninstall-dev.d:
	- rm $(dev_ddir)/net/hotplug.dev
	- rmdir $(dev_ddir)/net
	- rmdir $(dev_ddir)/default
	- rmdir $(dev_ddir)

install-man:
	$(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
	$(INSTALL_DATA) -D udevinfo.8 $(DESTDIR)$(mandir)/man8/udevinfo.8
	$(INSTALL_DATA) -D udevtest.8 $(DESTDIR)$(mandir)/man8/udevtest.8
	$(INSTALL_DATA) -D udevstart.8 $(DESTDIR)$(mandir)/man8/udevstart.8
	$(INSTALL_DATA) -D udevd.8 $(DESTDIR)$(mandir)/man8/udevd.8
	- ln -f -s udevd.8 $(DESTDIR)$(mandir)/man8/udevsend.8

uninstall-man:
	- rm $(mandir)/man8/udev.8
	- rm $(mandir)/man8/udevinfo.8
	- rm $(mandir)/man8/udevtest.8
	- rm $(mandir)/man8/udevstart.8
	- rm $(mandir)/man8/udevd.8
	- rm $(mandir)/man8/udevsend.8

install: install-initscript install-config install-man install-dev.d all
	$(INSTALL) -d $(DESTDIR)$(udevdir)
	$(INSTALL) -d $(DESTDIR)$(hotplugdir)
	$(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
	$(INSTALL_PROGRAM) -D $(DAEMON) $(DESTDIR)$(sbindir)/$(DAEMON)
	$(INSTALL_PROGRAM) -D $(SENDER) $(DESTDIR)$(sbindir)/$(SENDER)
	$(INSTALL_PROGRAM) -D $(INFO) $(DESTDIR)$(usrbindir)/$(INFO)
	$(INSTALL_PROGRAM) -D $(TESTER) $(DESTDIR)$(usrbindir)/$(TESTER)
	$(INSTALL_PROGRAM) -D $(WAIT) $(DESTDIR)$(sbindir)/$(WAIT)
	- ln -f -s $(sbindir)/udev $(DESTDIR)$(sbindir)/$(STARTER)
	- ln -f -s $(sbindir)/$(SENDER) $(DESTDIR)$(hotplugdir)/10-udev.hotplug
	- ln -f -s $(sbindir)/$(WAIT) $(DESTDIR)$(hotplugdir)/05-wait_for_sysfs.hotplug
ifndef DESTDIR
	- killall udevd
	- rm -f $(udevdir)/.udev.tdb
endif
	@extras="$(EXTRAS)" ; for target in $$extras ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \

uninstall: uninstall-man uninstall-dev.d
	- rm $(hotplugdir)/10-udev.hotplug
	- rm $(hotplugdir)/05-wait_for_sysfs.hotplug
	- rm $(configdir)/rules.d/50-udev.rules
	- rm $(configdir)/permissions.d/50-udev.permissions
	- rm $(configdir)/udev.conf
	- rmdir $(configdir)/rules.d
	- rmdir $(configdir)/permissions.d
	- rmdir $(configdir)
	- rm $(initdir)/udev
	- rm $(sbindir)/$(ROOT)
	- rm $(sbindir)/$(DAEMON)
	- rm $(sbindir)/$(SENDER)
	- rm $(sbindir)/$(STARTER)
	- rm $(usrbindir)/$(INFO)
	- rm $(usrbindir)/$(TESTER)
	- rm $(usrbindir)/$(WAIT)
	- rmdir $(hotplugdir)
	- rm $(udevdir)/.udev.tdb
	- rmdir $(udevdir)
	@extras="$(EXTRAS)" ; for target in $$extras ; do \
		echo $$target ; \
		$(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
			-C $$target $@ ; \
	done ; \