1 # Makefile for to build a gcc/uClibc toolchain
3 # Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
4 # Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 ifeq ($(BR2_TOOLCHAIN_SOURCE
),y
)
22 # without sysroot support. Sysroot toolchain is gcc-uclibc-4.x.mk
23 ifneq ($(BR2_TOOLCHAIN_SYSROOT
),y
)
25 ifeq ($(GCC_SNAP_DATE
),)
26 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)
27 GCC_SITE
:=$(BR2_GNU_MIRROR
)/gcc
/gcc-
$(GCC_VERSION
)
28 #GCC_SITE:=ftp://ftp.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gcc/gcc-$(GCC_OFFICIAL_VER)
30 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)-$(GCC_SNAP_DATE
)
31 GCC_SITE
:=ftp
://sources.redhat.com
/pub
/gcc
/snapshots
/$(GCC_OFFICIAL_VER
)
35 # redefine if using an external prepatched gcc source
36 ifneq ($(BR2_TOOLCHAIN_BUILDROOT
),y
)
37 GCC_SITE
:=$(VENDOR_SITE
)
38 GCC_OFFICIAL_VER
:=$(GCC_VERSION
)$(VENDOR_SUFFIX
)$(VENDOR_GCC_RELEASE
)
39 GCC_PATCH_DIR
:=$(VENDOR_PATCH_DIR
)/gcc-
$(GCC_OFFICIAL_VER
)
42 GCC_SOURCE
:=gcc-
$(GCC_OFFICIAL_VER
).
tar.bz2
43 GCC_DIR
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_OFFICIAL_VER
)
45 ifeq ($(BR2_TOOLCHAIN_BUILDROOT
),y
)
46 ifeq ($(GCC_SNAP_DATE
),)
47 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_VERSION
)
49 ifneq ($(wildcard toolchain
/gcc
/$(GCC_OFFICIAL_VER
)),)
50 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_OFFICIAL_VER
)
52 GCC_PATCH_DIR
:=toolchain
/gcc
/$(GCC_VERSION
)
58 GCC_STRIP_HOST_BINARIES
:=true
60 ifeq ($(findstring x3.
,x
$(GCC_VERSION
)),x3.
)
63 ifneq ($(BR2_INSTALL_FORTRAN
),y
)
64 # fortran needs gmp and mpfr
65 ifeq ($(findstring 4.0.
,$(GCC_VERSION
)),4.0.
)
68 ifeq ($(findstring 4.1.
,$(GCC_VERSION
)),4.1.
)
74 #############################################################
76 # Setup some initial stuff
78 #############################################################
81 GCC_CROSS_LANGUAGES
:=c
82 ifeq ($(BR2_GCC_CROSS_CXX
),y
)
83 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),c
++
85 ifeq ($(BR2_GCC_CROSS_FORTRAN
),y
)
86 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),fortran
88 ifeq ($(BR2_GCC_CROSS_OBJC
),y
)
89 GCC_CROSS_LANGUAGES
:=$(GCC_CROSS_LANGUAGES
),objc
93 GCC_TARGET_LANGUAGES
:=c
94 ifeq ($(BR2_INSTALL_LIBSTDCPP
),y
)
95 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),c
++
97 ifeq ($(BR2_INSTALL_LIBGCJ
),y
)
98 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),java
100 ifeq ($(BR2_INSTALL_OBJC
),y
)
101 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),objc
105 GCC_STAGING_PREREQ
= $(STAGING_DIR
)/usr
/lib
/libc.a
108 GCC_WITH_HOST_GMP
=--with-gmp
=$(GMP_HOST_DIR
)
109 GCC_WITH_HOST_MPFR
=--with-mpfr
=$(MPFR_HOST_DIR
)
111 ifeq ($(BR2_INSTALL_FORTRAN
),y
)
112 GCC_TARGET_LANGUAGES
:=$(GCC_TARGET_LANGUAGES
),fortran
113 #GCC_TARGET_PREREQ += $(TARGET_DIR)/lib/libmpfr.so $(TARGET_DIR)/lib/libgmp.so
114 #GCC_STAGING_PREREQ+= $(TOOL_BUILD_DIR)/mpfr/lib/libmpfr.so
115 GCC_WITH_TARGET_GMP
=--with-gmp
="$(GMP_TARGET_DIR)"
116 GCC_WITH_TARGET_MPFR
=--with-mpfr
="$(MPFR_TARGET_DIR)"
118 endif # ifndef GCC_NO_MPFR
120 ifeq ($(BR2_GCC_SHARED_LIBGCC
),y
)
121 GCC_SHARED_LIBGCC
:=--enable-shared
123 GCC_SHARED_LIBGCC
:=--disable-shared
126 ifneq ($(BR2_ENABLE_LOCALE
),y
)
127 GCC_ENABLE_CLOCALE
:=--disable-clocale
131 #############################################################
133 # build the first pass gcc compiler
135 #############################################################
136 GCC_BUILD_DIR1
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_VERSION
)-initial
138 $(DL_DIR
)/$(GCC_SOURCE
):
140 $(WGET
) -P
$(DL_DIR
) $(GCC_SITE
)/$(GCC_SOURCE
)
142 gcc-unpacked
: $(GCC_DIR
)/.patched
143 $(GCC_DIR
)/.unpacked
: $(DL_DIR
)/$(GCC_SOURCE
)
144 mkdir
-p
$(TOOL_BUILD_DIR
)
145 $(GCC_CAT
) $(DL_DIR
)/$(GCC_SOURCE
) |
tar -C
$(TOOL_BUILD_DIR
) $(TAR_OPTIONS
) -
146 $(CONFIG_UPDATE
) $(@D
)
149 gcc-patched
: $(GCC_DIR
)/.patched
150 $(GCC_DIR
)/.patched
: $(GCC_DIR
)/.unpacked
151 # Apply any suitable patches to gcc
152 toolchain
/patch-kernel.sh
$(GCC_DIR
) $(GCC_PATCH_DIR
) \
*.patch
153 # Note: The soft float situation has improved considerably with gcc 3.4.x.
154 # We can dispense with the custom spec files, as well as libfloat for the arm case.
155 # However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
156 # which needs to be integrated so we can kill of libfloat for good, except for
157 # anyone (?) who might still be using gcc 2.95. mjn3
158 ifeq ($(BR2_SOFT_FLOAT
),y
)
159 ifeq ("$(strip $(ARCH))","arm")
160 toolchain
/patch-kernel.sh
$(GCC_DIR
) toolchain
/gcc
/$(GCC_VERSION
) arm-softfloat.patch.conditional
162 ifeq ("$(strip $(ARCH))","armeb")
163 toolchain
/patch-kernel.sh
$(GCC_DIR
) toolchain
/gcc
/$(GCC_VERSION
) arm-softfloat.patch.conditional
165 # Not yet updated to 3.4.1.
166 #ifeq ("$(strip $(ARCH))","i386")
167 #toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
172 # The --without-headers option stopped working with gcc 3.0 and has never been
173 # fixed, so we need to actually have working C library header files prior to
174 # the step or libgcc will not build...
176 $(GCC_BUILD_DIR1
)/.configured
: $(GCC_DIR
)/.patched
177 mkdir
-p
$(GCC_BUILD_DIR1
)
178 (cd
$(GCC_BUILD_DIR1
); PATH
=$(TARGET_PATH
) \
179 $(HOST_CONFIGURE_OPTS
) \
180 $(GCC_DIR
)/configure \
181 --prefix=$(STAGING_DIR
)/usr \
182 --build
=$(GNU_HOST_NAME
) \
183 --host
=$(GNU_HOST_NAME
) \
184 --target
=$(REAL_GNU_TARGET_NAME
) \
185 --enable-languages
=c \
186 --with-sysroot
=$(TOOL_BUILD_DIR
)/uClibc_dev
/ \
187 --disable-__cxa_atexit \
188 --enable-target-optspace \
191 $(GCC_WITH_HOST_GMP
) \
192 $(GCC_WITH_HOST_MPFR
) \
196 $(SOFT_FLOAT_CONFIG_OPTION
) \
197 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) $(GCC_WITH_TUNE
) \
198 $(EXTRA_GCC_CONFIG_OPTIONS
) \
202 $(GCC_BUILD_DIR1
)/.compiled
: $(GCC_BUILD_DIR1
)/.configured
203 PATH
=$(TARGET_PATH
) $(MAKE
) -C
$(GCC_BUILD_DIR1
) all-gcc
206 gcc_initial
=$(GCC_BUILD_DIR1
)/.installed
207 $(gcc_initial
) $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
: $(GCC_BUILD_DIR1
)/.compiled
208 PATH
=$(TARGET_PATH
) $(MAKE
) -C
$(GCC_BUILD_DIR1
) install-gcc
209 #rm -f $(STAGING_DIR)/bin/gccbug $(STAGING_DIR)/bin/gcov
210 #rm -rf $(STAGING_DIR)/info $(STAGING_DIR)/man $(STAGING_DIR)/share/doc $(STAGING_DIR)/share/locale
213 gcc_initial
: libc-configured binutils
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
216 rm -rf
$(GCC_BUILD_DIR1
)
218 gcc_initial-dirclean
:
219 rm -rf
$(GCC_BUILD_DIR1
) $(GCC_DIR
)
221 #############################################################
223 # second pass compiler build. Build the compiler targeting
224 # the newly built shared uClibc library.
226 #############################################################
228 # Sigh... I had to rework things because using --with-gxx-include-dir
229 # causes issues with include dir search order for g++. This seems to
230 # have something to do with "path translations" and possibly doesn't
231 # affect gcc-target. However, I haven't tested gcc-target yet so no
235 GCC_BUILD_DIR2
:=$(TOOL_BUILD_DIR
)/gcc-
$(GCC_VERSION
)-final
236 $(GCC_BUILD_DIR2
)/.configured
: $(GCC_DIR
)/.patched
$(GCC_STAGING_PREREQ
)
237 mkdir
-p
$(GCC_BUILD_DIR2
)
238 # Important! Required for limits.h to be fixed.
239 ln
-snf ..
/include $(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/sys-include
240 #-rmdir $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
241 #ln -snf ../lib/ $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
242 (cd
$(GCC_BUILD_DIR2
); rm -rf config.cache
; \
243 $(HOST_CONFIGURE_OPTS
) \
244 LDFLAGS_FOR_TARGET
="$(patsubst %,LDFLAGS+=-Wl$(comma)%,$(TARGET_LDFLAGS)) -L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
245 $(GCC_DIR
)/configure \
246 --prefix=$(STAGING_DIR
) \
247 --build
=$(GNU_HOST_NAME
) \
248 --host
=$(GNU_HOST_NAME
) \
249 --target
=$(REAL_GNU_TARGET_NAME
) \
250 --enable-languages
=$(GCC_CROSS_LANGUAGES
) \
251 --disable-__cxa_atexit \
252 --enable-target-optspace \
254 $(GCC_WITH_HOST_GMP
) \
255 $(GCC_WITH_HOST_MPFR
) \
256 $(GCC_SHARED_LIBGCC
) \
260 $(SOFT_FLOAT_CONFIG_OPTION
) \
261 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) $(GCC_WITH_TUNE
) \
262 $(GCC_USE_SJLJ_EXCEPTIONS
) \
263 $(DISABLE_LARGEFILE
) \
264 $(EXTRA_GCC_CONFIG_OPTIONS
) \
268 $(GCC_BUILD_DIR2
)/.compiled
: $(GCC_BUILD_DIR2
)/.configured
269 PATH
=$(TARGET_PATH
) $(MAKE
) $(HOST_CONFIGURE_OPTS
) -C
$(GCC_BUILD_DIR2
) all
272 $(GCC_BUILD_DIR2
)/.installed
: $(GCC_BUILD_DIR2
)/.compiled
273 PATH
=$(TARGET_PATH
) \
274 $(MAKE
) $(HOST_CONFIGURE_OPTS
) \
275 LDFLAGS_FOR_TARGET
="$(patsubst %,LDFLAGS+=-Wl$(comma)%,$(TARGET_LDFLAGS)) -L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
276 -C
$(GCC_BUILD_DIR2
) install
277 if
[ -d
"$(STAGING_DIR)/usr/lib64" ]; then \
278 if
[ ! -e
"$(STAGING_DIR)/usr/lib" ]; then \
279 mkdir
-p
"$(STAGING_DIR)/usr/lib"; \
281 mv
"$(STAGING_DIR)/usr/lib64/"* "$(STAGING_DIR)/usr/lib/"; \
282 rmdir
"$(STAGING_DIR)/usr/lib64"; \
284 # Strip the host binaries
285 ifeq ($(GCC_STRIP_HOST_BINARIES
),true
)
286 strip --strip-all
-R .note
-R .comment
$(filter-out %-gccbug
%-embedspu
,$(wildcard $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-*))
288 # Make sure we have 'cc'.
289 if
[ ! -e
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-cc ]; then \
290 ln
-snf
$(REAL_GNU_TARGET_NAME
)-gcc \
291 $(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-cc; \
293 if
[ ! -e
$(STAGING_DIR
)/usr
/bin
/gcc
]; then \
294 ln
-snf gcc
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-cc; \
296 # Set up the symlinks to enable lying about target name.
298 (cd
$(STAGING_DIR
)/usr
; \
299 ln
-snf
$(REAL_GNU_TARGET_NAME
) $(GNU_TARGET_NAME
); \
301 for app in
$(REAL_GNU_TARGET_NAME
)-*; do \
303 $(GNU_TARGET_NAME
)$${app
##$(REAL_GNU_TARGET_NAME)}; \
307 # Now for the ugly 3.3.x soft float hack...
309 ifeq ($(BR2_SOFT_FLOAT
),y
)
310 ifeq ($(findstring 3.3.
,$(GCC_VERSION
)),3.3.
)
311 # Make sure we have a soft float specs file for this arch
312 if
[ ! -f toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
]; then \
313 echo soft float configured but no specs file for this arch
; \
316 # Replace specs file with one that defaults to soft float mode.
317 if
[ ! -f
$(STAGING_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
]; then \
318 echo staging
dir specs file is missing
; \
321 cp toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
$(STAGING_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
325 # Ok... that's enough of that.
327 mkdir
-p
$(TARGET_DIR
)/usr
/lib
$(TARGET_DIR
)/usr
/sbin
330 $(GCC_BUILD_DIR2
)/.libs_installed
: $(GCC_BUILD_DIR2
)/.installed
331 ifeq ($(BR2_GCC_SHARED_LIBGCC
),y
)
332 # These are in /lib, so...
333 rm -rf
$(TARGET_DIR
)/usr
/lib
/libgcc_s
*.so
*
334 cp
-dpf
$(STAGING_DIR
)/usr
/$(REAL_GNU_TARGET_NAME
)/lib
/libgcc_s
* \
336 -strip --strip-unneeded
$(TARGET_DIR
)/lib
/libgcc_s
*
338 ifeq ($(BR2_INSTALL_LIBSTDCPP
),y
)
339 cp
-dpf
$(STAGING_DIR
)/lib
/libstdc
++.so
* $(TARGET_DIR
)/usr
/lib
/
340 -strip --strip-unneeded
$(TARGET_DIR
)/usr
/lib
/libstdc
++.so
*
342 ifeq ($(BR2_INSTALL_LIBGCJ
),y
)
343 cp
-dpf
$(STAGING_DIR
)/lib
/libgcj.so
* $(TARGET_DIR
)/usr
/lib
/
344 cp
-dpf
$(STAGING_DIR
)/lib
/lib-org-w3c-dom.so
* $(TARGET_DIR
)/usr
/lib
/
345 cp
-dpf
$(STAGING_DIR
)/lib
/lib-org-xml-sax.so
* $(TARGET_DIR
)/usr
/lib
/
346 mkdir
-p
$(TARGET_DIR
)/usr
/lib
/security
347 cp
-dpf
$(STAGING_DIR
)/usr
/lib
/security
/libgcj.security \
348 $(TARGET_DIR
)/usr
/lib
/security
/
349 cp
-dpf
$(STAGING_DIR
)/usr
/lib
/security
/classpath.security \
350 $(TARGET_DIR
)/usr
/lib
/security
/
354 cross_compiler
:=$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-gcc
355 cross_compiler gcc
: gcc-config
$(GCC_BUILD_DIR2
)/.installed
$(GCC_BUILD_DIR2
)/.libs_installed \
358 gcc-source
: $(DL_DIR
)/$(GCC_SOURCE
)
359 HOST_SOURCE
+=gcc-source
361 gcc-config
: libc-configured binutils gcc_initial
$(LIBFLOAT_TARGET
) \
362 libc
$(GCC_BUILD_DIR2
)/.configured
365 rm -rf
$(GCC_BUILD_DIR2
)
366 for prog in
cpp gcc gcc-
[0-9]* protoize unprotoize gcov gccbug
cc; do \
367 rm -f
$(STAGING_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)-$$prog; \
368 rm -f
$(STAGING_DIR
)/usr
/bin
/$(GNU_TARGET_NAME
)-$$prog; \
371 gcc-dirclean
: gcc_initial-dirclean
372 rm -rf
$(GCC_BUILD_DIR2
)
374 #############################################################
376 # Next build target gcc compiler
378 #############################################################
379 GCC_BUILD_DIR3
:=$(BUILD_DIR
)/gcc-
$(GCC_VERSION
)-target
381 $(GCC_BUILD_DIR3
)/.prepared
: $(GCC_BUILD_DIR2
)/.libs_installed
$(GCC_TARGET_PREREQ
)
382 mkdir
-p
$(GCC_BUILD_DIR3
)
385 $(GCC_BUILD_DIR3
)/.configured
: $(GCC_BUILD_DIR3
)/.prepared
386 (cd
$(GCC_BUILD_DIR3
); rm -rf config.cache
; \
387 $(TARGET_CONFIGURE_OPTS
) \
388 CFLAGS_FOR_BUILD
="-g -O2 $(HOST_CFLAGS)" \
389 $(TARGET_GCC_FLAGS
) \
390 $(GCC_DIR
)/configure \
392 --build
=$(GNU_HOST_NAME
) \
393 --host
=$(REAL_GNU_TARGET_NAME
) \
394 --target
=$(REAL_GNU_TARGET_NAME
) \
395 --enable-languages
=$(GCC_TARGET_LANGUAGES
) \
396 --with-gxx-include-dir
=/usr
/include/c
++ \
397 --disable-__cxa_atexit \
400 $(GCC_SHARED_LIBGCC
) \
401 $(GCC_WITH_TARGET_GMP
) \
402 $(GCC_WITH_TARGET_MPFR
) \
406 $(SOFT_FLOAT_CONFIG_OPTION
) \
407 $(GCC_WITH_ABI
) $(GCC_WITH_ARCH
) $(GCC_WITH_TUNE
) \
408 $(GCC_USE_SJLJ_EXCEPTIONS
) \
409 $(DISABLE_LARGEFILE
) \
410 $(EXTRA_GCC_CONFIG_OPTIONS
) \
411 $(EXTRA_TARGET_GCC_CONFIG_OPTIONS
) \
415 $(GCC_BUILD_DIR3
)/.compiled
: $(GCC_BUILD_DIR3
)/.configured
416 PATH
=$(TARGET_PATH
) \
417 $(MAKE
) $(TARGET_CONFIGURE_OPTS
) \
418 CFLAGS_FOR_BUILD
="-g -O2 $(HOST_CFLAGS)" \
419 $(TARGET_GCC_FLAGS
) \
420 -C
$(GCC_BUILD_DIR3
) all
424 # gcc-lib dir changes names to gcc with 3.4.mumble
426 ifeq ($(findstring 3.4.
,$(GCC_VERSION
)),3.4.
)
427 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
429 GCC_LIB_SUBDIR
=lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
431 # sigh... we need to find a better way
432 ifeq ($(findstring 4.0.
,$(GCC_VERSION
)),4.0.
)
433 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
435 ifeq ($(findstring 4.1.
,$(GCC_VERSION
)),4.1.
)
436 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
438 ifeq ($(findstring 4.2,$(GCC_VERSION
)),4.2)
439 ifneq ($(findstring 4.2.
,$(GCC_VERSION
)),4.2.
)
440 REAL_GCC_VERSION
=$(shell cat
$(GCC_DIR
)/gcc
/BASE-VER
)
441 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(REAL_GCC_VERSION
)
443 GCC_LIB_SUBDIR
=lib
/gcc
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)
447 $(TARGET_DIR
)/usr
/bin
/gcc
: $(GCC_BUILD_DIR3
)/.compiled
448 PATH
=$(TARGET_PATH
) \
449 $(MAKE
) $(TARGET_CONFIGURE_OPTS
) \
450 CFLAGS_FOR_BUILD
="-g -O2 $(HOST_CFLAGS)" \
451 $(TARGET_GCC_FLAGS
) \
452 DESTDIR
=$(TARGET_DIR
) \
453 -C
$(GCC_BUILD_DIR3
) install
454 # Remove broken specs file (cross compile flag is set).
455 rm -f
$(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
)/specs
457 # Now for the ugly 3.3.x soft float hack...
459 ifeq ($(BR2_SOFT_FLOAT
),y
)
460 ifeq ($(findstring 3.3.
,$(GCC_VERSION
)),3.3.
)
461 # Add a specs file that defaults to soft float mode.
462 cp toolchain
/gcc
/$(GCC_VERSION
)/specs-
$(ARCH
)-soft-float
$(TARGET_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
463 # Make sure gcc does not think we are cross compiling
464 $(SED
) "s/^1/0/;" $(TARGET_DIR
)/usr
/lib
/gcc-lib
/$(REAL_GNU_TARGET_NAME
)/$(GCC_VERSION
)/specs
468 # Ok... that's enough of that.
470 -(cd
$(TARGET_DIR
)/bin
&& find
-type f | xargs
$(STRIPCMD
) > /dev
/null
2>&1)
471 -(cd
$(TARGET_DIR
)/usr
/bin
&& find
-type f | xargs
$(STRIPCMD
) > /dev
/null
2>&1)
472 -(cd
$(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
) && $(STRIPCMD
) cc1 cc1plus collect2
> /dev
/null
2>&1)
473 -(cd
$(TARGET_DIR
)/usr
/lib
&& $(STRIPCMD
) libstdc
++.so.
*.
*.
* > /dev
/null
2>&1)
474 -(cd
$(TARGET_DIR
)/lib
&& $(STRIPCMD
) libgcc_s
*.so.
*.
*.
* > /dev
/null
2>&1)
476 rm -f
$(TARGET_DIR
)/usr
/lib
/*.la
*
477 #rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
478 # $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
479 # Work around problem of missing syslimits.h
480 if
[ ! -f
$(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
)/include/syslimits.h
]; then \
481 echo
"warning: working around missing syslimits.h"; \
482 cp
-f
$(STAGING_DIR
)/usr
/$(GCC_LIB_SUBDIR
)/include/syslimits.h \
483 $(TARGET_DIR
)/usr
/$(GCC_LIB_SUBDIR
)/include/; \
485 # Make sure we have 'cc'.
486 if
[ ! -e
$(TARGET_DIR
)/usr
/bin
/cc ]; then \
487 ln
-snf gcc
$(TARGET_DIR
)/usr
/bin
/cc; \
489 # These are in /lib, so...
490 #rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
491 #touch -c $(TARGET_DIR)/usr/bin/gcc
493 gcc_target
: libc_target binutils_target
$(TARGET_DIR
)/usr
/bin
/gcc
496 rm -rf
$(GCC_BUILD_DIR3
)
497 rm -f
$(TARGET_DIR
)/usr
/bin
/$(REAL_GNU_TARGET_NAME
)*
500 rm -rf
$(GCC_BUILD_DIR3
)