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}
46 # place to put our device nodes
47 udevdir
= ${prefix}/udev
/
49 # Comment out this line to build with something other
50 # than the local version of klibc
53 # If you are running a cross compiler, you may want to set this
54 # to something more interesting, like "arm-linux-". I you want
55 # to compile vs uClibc, that can be done here as well.
56 CROSS
= #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
61 RANLIB
= $(CROSS
)ranlib
63 export CROSS CC AR STRIP RANLIB
65 # code taken from uClibc to determine the current arch
66 ARCH
:= ${shell $(CC
) -dumpmachine | sed
-e s
'/-.*//' -e
's/i.86/i386/' -e
's/sparc.*/sparc/' \
67 -e
's/arm.*/arm/g' -e
's/m68k.*/m68k/' -e
's/powerpc/ppc/g'}
69 # code taken from uClibc to determine the gcc include dir
70 GCCINCDIR
:= ${shell $(CC
) -print-search-dirs | sed
-ne
"s/install: \(.*\)/\1include/gp"}
72 # code taken from uClibc to determine the libgcc.a filename
73 GCC_LIB
:= $(shell $(CC
) -print-libgcc-file-name
)
75 # use '-Os' optimization if available, else use -O2
76 OPTIMIZATION
:= ${shell if
$(CC
) -Os
-S
-o
/dev
/null
-xc
/dev
/null
>/dev
/null
2>&1; \
77 then echo
"-Os"; else echo
"-O2" ; fi
}
79 # add -Wredundant-decls when libsysfs gets cleaned up
80 WARNINGS
:= -Wall
-Wshadow
-Wstrict-prototypes
-Wmissing-prototypes
-Wmissing-declarations
82 # Some nice architecture specific optimizations
83 ifeq ($(strip $(TARGET_ARCH
)),arm
)
84 OPTIMIZATION
+=-fstrict-aliasing
86 ifeq ($(strip $(TARGET_ARCH
)),i386
)
87 OPTIMIZATION
+=-march
=i386
88 OPTIMIZATION
+= ${shell if
$(CC
) -mpreferred-stack-boundary
=2 -S
-o
/dev
/null
-xc \
89 /dev
/null
>/dev
/null
2>&1; then echo
"-mpreferred-stack-boundary=2"; fi
}
90 OPTIMIZATION
+= ${shell if
$(CC
) -malign-functions
=0 -malign-jumps
=0 -S
-o
/dev
/null
-xc \
91 /dev
/null
>/dev
/null
2>&1; then echo
"-malign-functions=0 -malign-jumps=0"; fi
}
97 # if DEBUG is enabled, then we do not strip or optimize
98 ifeq ($(strip $(DEBUG
)),true
)
99 CFLAGS
+= $(WARNINGS
) -O1
-g
-DDEBUG
-D_GNU_SOURCE
100 LDFLAGS
+= -Wl
,-warn-common
101 STRIPCMD
= /bin
/true
-Since_we_are_debugging
103 CFLAGS
+= $(WARNINGS
) $(OPTIMIZATION
) -fomit-frame-pointer
-D_GNU_SOURCE
104 LDFLAGS
+= -s
-Wl
,-warn-common
105 STRIPCMD
= $(STRIP
) -s
--remove-section
=.note
--remove-section
=.comment
108 # If we are using our version of klibc, then we need to build and link it.
109 # Otherwise, use glibc and link statically.
110 ifeq ($(strip $(KLIBC
)),true
)
111 KLIBC_DIR
= klibc
/klibc
112 INCLUDE_DIR
:= $(KLIBC_DIR
)/include
113 include $(KLIBC_DIR
)/arch
/$(ARCH
)/MCONFIG
114 # arch specific objects
115 LIBGCC
= $(shell $(CC
) --print-libgcc
)
117 $(KLIBC_DIR
)/libc.a \
121 CRT0
= $(KLIBC_DIR
)/crt0.o
122 LIBC
= $(ARCH_LIB_OBJS
) $(LIB_OBJS
) $(CRT0
)
123 CFLAGS
+= -nostdinc
-I
$(INCLUDE_DIR
) -I
$(KLIBC_DIR
)/arch
/$(ARCH
)/include \
124 -I
$(INCLUDE_DIR
)/bits
$(BITSIZE
) -I
$(GCCINCDIR
) -Iklibc
/linux
/include \
127 LDFLAGS
= --static
--nostdlib
-nostartfiles
-nodefaultlibs
131 CFLAGS
+= -I
$(GCCINCDIR
)
140 $(ARCH_LIB_OBJS
) : $(CRT0
)
148 SYSFS
= libsysfs
/sysfs_bus.o \
149 libsysfs
/sysfs_class.o \
150 libsysfs
/sysfs_device.o \
151 libsysfs
/sysfs_dir.o \
152 libsysfs
/sysfs_driver.o \
153 libsysfs
/sysfs_utils.o \
167 ifeq ($(strip $(KLIBC
)),true
)
168 OBJS
+= klibc_fixups.o
171 # header files automatically generated
172 GEN_HEADERS
= udev_version.h
174 # Rules on how to create the generated header files
176 @echo \
#define UDEV_VERSION \"$(VERSION)\" > $@
177 @echo \
#define UDEV_ROOT \"$(udevdir)\" >> $@
178 @echo \
#define UDEV_DB \"$(udevdir)\.udev.tdb\" >> $@
179 @echo \
#define UDEV_CONFIG_DIR \"$(configdir)\" >> $@
180 @echo \
#define UDEV_CONFIG_FILE \"$(configdir)\udev.conf\" >> $@
181 @echo \
#define UDEV_RULES_FILE \"$(configdir)\udev.rules\" >> $@
182 @echo \
#define UDEV_PERMISSION_FILE \"$(configdir)\udev.permissions\" >> $@
184 $(OBJS
): $(GEN_HEADERS
)
187 $(LD
) $(LDFLAGS
) -o
$(ROOT
) $(CRT0
) $(OBJS
) $(LIB_OBJS
) $(ARCH_LIB_OBJS
)
191 -find . \
( -not
-type d \
) -and \
( -name
'*~' -o
-name
'*.[oas]' \
) -type f
-print \
193 -rm -f core
$(ROOT
) $(GEN_HEADERS
)
194 $(MAKE
) -C klibc
clean
196 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 )
197 DISTDIR
:= $(RELEASE_NAME
)
200 @echo
"--------------------------cut here------------------------"
202 @echo
"rm -rf $(DISTDIR)"
203 @echo
"mkdir $(DISTDIR)"
204 @echo
"chmod 777 $(DISTDIR)"
205 @echo
"cp -avr udev/* $(DISTDIR)"
206 @echo
"tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz"
207 @echo
"rm -rf $(DISTDIR)"
208 @echo
"--------------------------cut here------------------------"
211 small_release
: $(DISTFILES
) clean
215 @
-chmod
777 $(DISTDIR
)
216 @for file in
$(DISTFILES
); do \
217 if
test -d
$$file; then \
218 mkdir
$(DISTDIR
)/$$file; \
220 cp
-p
$$file $(DISTDIR
)/$$file; \
223 @
tar -c
$(DISTDIR
) | gzip
-9 > $(RELEASE_NAME
).
tar.gz
225 @echo
"Built $(RELEASE_NAME).tar.gz"
229 $(INSTALL
) -d
$(DESTDIR
)$(udevdir
)
230 $(INSTALL
) -d
$(DESTDIR
)$(configdir
)
231 $(INSTALL
) -d
$(DESTDIR
)$(hotplugdir
)
232 $(INSTALL_PROGRAM
) -D
$(ROOT
) $(DESTDIR
)$(sbindir
)/$(ROOT
)
233 $(INSTALL_DATA
) -D udev
.8 $(DESTDIR
)$(mandir)/man8
/udev
.8
234 $(INSTALL_DATA
) udev.conf
$(DESTDIR
)$(configdir
)
235 $(INSTALL_DATA
) udev.rules
$(DESTDIR
)$(configdir
)
236 $(INSTALL_DATA
) udev.permissions
$(DESTDIR
)$(configdir
)
237 - rm -f
$(DESTDIR
)$(hotplugdir
)/udev.hotplug
238 - ln
-s
$(sbindir
)/$(ROOT
) $(DESTDIR
)$(hotplugdir
)/udev.hotplug
241 - rm $(hotplugdir
)/udev.hotplug
242 - rm $(configdir
)/udev.permissions
243 - rm $(configdir
)/udev.rules
244 - rm $(configdir
)/udev.conf
245 - rm $(mandir)/man8
/udev
.8
246 - rm $(sbindir
)/$(ROOT
)
247 - rmdir
$(hotplugdir
)