3 # Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; version 2 of the License.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 # Set the following to `true' to make a debuggable build.
20 # Leave this set to `false' for production use.
26 INSTALL_DIR = /usr/local/bin
27 RELEASE_NAME = $(ROOT)-$(VERSION)
30 # override this to make udev look in a different location for it's config files
32 exec_prefix = ${prefix}
33 etcdir = ${prefix}/etc
34 sbindir = ${exec_prefix}/sbin
35 mandir = ${prefix}/usr/share/man
36 hotplugdir = ${etcdir}/hotplug.d/default
37 configdir = ${etcdir}/udev/
40 INSTALL = /usr/bin/install -c
41 INSTALL_PROGRAM = ${INSTALL}
42 INSTALL_DATA = ${INSTALL} -m 644
43 INSTALL_SCRIPT = ${INSTALL_PROGRAM}
45 # To build any of the extras programs, run with:
46 # make EXTRAS="extras/a extras/b"
49 # place to put our device nodes
50 udevdir = ${prefix}/udev/
52 # Comment out this line to build with something other
53 # than the local version of klibc
56 # If you are running a cross compiler, you may want to set this
57 # to something more interesting, like "arm-linux-". I you want
58 # to compile vs uClibc, that can be done here as well.
59 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
64 RANLIB = $(CROSS)ranlib
66 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
68 # code taken from uClibc to determine the current arch
69 ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
70 -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
72 # code taken from uClibc to determine the gcc include dir
73 GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
75 # code taken from uClibc to determine the libgcc.a filename
76 GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
78 # use '-Os' optimization if available, else use -O2
79 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
80 then echo "-Os"; else echo "-O2" ; fi}
82 # add -Wredundant-decls when libsysfs gets cleaned up
83 WARNINGS := -Wall -Wshadow -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
85 # Some nice architecture specific optimizations
86 ifeq ($(strip $(TARGET_ARCH)),arm)
87 OPTIMIZATION+=-fstrict-aliasing
89 ifeq ($(strip $(TARGET_ARCH)),i386)
90 OPTIMIZATION+=-march=i386
91 OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
92 /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
93 OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
94 /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
100 # if DEBUG is enabled, then we do not strip or optimize
101 ifeq ($(strip $(DEBUG)),true)
102 CFLAGS += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
103 LDFLAGS += -Wl,-warn-common
104 STRIPCMD = /bin/true -Since_we_are_debugging
106 CFLAGS += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
107 LDFLAGS += -s -Wl,-warn-common
108 STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
111 # If we are using our version of klibc, then we need to build and link it.
112 # Otherwise, use glibc and link statically.
113 ifeq ($(strip $(KLIBC)),true)
114 KLIBC_BASE = $(PWD)/klibc
115 KLIBC_DIR = $(KLIBC_BASE)/klibc
116 INCLUDE_DIR := $(KLIBC_DIR)/include
117 LINUX_INCLUDE_DIR := $(KLIBC_BASE)/linux/include
118 include $(KLIBC_DIR)/arch/$(ARCH)/MCONFIG
119 # arch specific objects
124 CRT0 = $(KLIBC_DIR)/crt0.o
125 LIBC = $(ARCH_LIB_OBJS) $(LIB_OBJS) $(CRT0)
126 CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(KLIBC_DIR)/arch/$(ARCH)/include \
127 -I$(INCLUDE_DIR)/bits$(BITSIZE) -I$(GCCINCDIR) -I$(LINUX_INCLUDE_DIR) \
130 LDFLAGS = --static --nostdlib -nostartfiles -nodefaultlibs
134 CFLAGS += -I$(GCCINCDIR)
139 CFLAGS += -I$(PWD)/libsysfs
142 @for target in $(EXTRAS) ; do \
144 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
150 $(ARCH_LIB_OBJS) : $(CRT0)
158 SYSFS = $(PWD)/libsysfs/sysfs_bus.o \
159 $(PWD)/libsysfs/sysfs_class.o \
160 $(PWD)/libsysfs/sysfs_device.o \
161 $(PWD)/libsysfs/sysfs_dir.o \
162 $(PWD)/libsysfs/sysfs_driver.o \
163 $(PWD)/libsysfs/sysfs_utils.o \
164 $(PWD)/libsysfs/dlist.o
177 ifeq ($(strip $(KLIBC)),true)
178 OBJS += klibc_fixups.o
181 # header files automatically generated
182 GEN_HEADERS = udev_version.h
184 # Rules on how to create the generated header files
186 @echo \#define UDEV_VERSION \"$(VERSION)\" > $@
187 @echo \#define UDEV_ROOT \"$(udevdir)\" >> $@
188 @echo \#define UDEV_DB \"$(udevdir)\.udev.tdb\" >> $@
189 @echo \#define UDEV_CONFIG_DIR \"$(configdir)\" >> $@
190 @echo \#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
191 @echo \#define UDEV_RULES_FILE \"$(configdir)\udev.rules\" >> $@
192 @echo \#define UDEV_PERMISSION_FILE \"$(configdir)\udev.permissions\" >> $@
194 $(OBJS): $(GEN_HEADERS)
197 $(LD) $(LDFLAGS) -o $(ROOT) $(CRT0) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
201 -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
203 -rm -f core $(ROOT) $(GEN_HEADERS)
204 $(MAKE) -C klibc clean
205 @for target in $(EXTRAS) ; do \
207 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
211 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 )
212 DISTDIR := $(RELEASE_NAME)
215 @echo "--------------------------cut here------------------------"
217 @echo "rm -rf $(DISTDIR)"
218 @echo "mkdir $(DISTDIR)"
219 @echo "chmod 777 $(DISTDIR)"
220 @echo "cp -avr udev/* $(DISTDIR)"
221 @echo "tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
222 @echo "rm -rf $(DISTDIR)"
223 @echo "--------------------------cut here------------------------"
226 small_release: $(DISTFILES) clean
230 @-chmod 777 $(DISTDIR)
231 @for file in $(DISTFILES); do \
232 if test -d $$file; then \
233 mkdir $(DISTDIR)/$$file; \
235 cp -p $$file $(DISTDIR)/$$file; \
238 @tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
240 @echo "Built $(RELEASE_NAME).tar.gz"
244 $(INSTALL) -d $(DESTDIR)$(udevdir)
245 $(INSTALL) -d $(DESTDIR)$(configdir)
246 $(INSTALL) -d $(DESTDIR)$(hotplugdir)
247 $(INSTALL_PROGRAM) -D $(ROOT) $(DESTDIR)$(sbindir)/$(ROOT)
248 $(INSTALL_DATA) -D udev.8 $(DESTDIR)$(mandir)/man8/udev.8
249 $(INSTALL_DATA) udev.conf $(DESTDIR)$(configdir)
250 $(INSTALL_DATA) udev.rules $(DESTDIR)$(configdir)
251 $(INSTALL_DATA) udev.permissions $(DESTDIR)$(configdir)
252 - rm -f $(DESTDIR)$(hotplugdir)/udev.hotplug
253 - ln -s $(sbindir)/$(ROOT) $(DESTDIR)$(hotplugdir)/udev.hotplug
254 @for target in $(EXTRAS) ; do \
256 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \
261 - rm $(hotplugdir)/udev.hotplug
262 - rm $(configdir)/udev.permissions
263 - rm $(configdir)/udev.rules
264 - rm $(configdir)/udev.conf
265 - rm $(mandir)/man8/udev.8
266 - rm $(sbindir)/$(ROOT)
267 - rmdir $(hotplugdir)
270 @for target in $(EXTRAS) ; do \
272 $(MAKE) prefix=$(prefix) LD="$(LD)" SYSFS="$(SYSFS)" \