xref: /netbsd-src/tools/gcc/mknative-gcc (revision 3a3e6990384b2af1a56c22ba3f01e411ac093da4)
1#!/bin/sh
2#	$NetBSD: mknative-gcc,v 1.41 2009/11/30 14:34:17 uebayasi Exp $
3#
4# Shell script for generating all the constants needed for a native
5# platform build of src/gnu/dist/gcc.
6#
7
8# initialise
9
10_TMPDIR=$2
11_TOP=$3
12_PLATFORM=$4
13_VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*=[ 	]*,,'`
14_GNU_DIST=`cd ${_VPATH}; pwd`
15
16. $_TOP/tools/gcc/mknative.common
17
18##### gnu/lib/crtstuff #####
19
20get_crtstuff () {
21	_subdir="$1"
22	mkdir -p $_TOP/gnu/lib/$_subdir/arch
23
24	getvars gcc/Makefile \
25		INCLUDES CRTSTUFF_CFLAGS CRTSTUFF_T_CFLAGS \
26		tm_defines xm_file xm_defines \
27		| write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH.mk
28}
29
30##### gnu/lib/libg2c #####
31
32get_libg2c () {
33	mkdir -p $_TOP/gnu/lib/libg2c3/arch/$MACHINE_ARCH
34
35	write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/config.h <$_TMPDIR/$_PLATFORM/libf2c/libU77/config.h
36	write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/g2c.h <$_TMPDIR/$_PLATFORM/libf2c/g2c.h
37
38	{
39		getvars $_PLATFORM/libf2c/Makefile \
40			F2CEXT
41		getvars $_PLATFORM/libf2c/libF77/Makefile \
42			ALL_CFLAGS OBJS
43		getvars $_PLATFORM/libf2c/libI77/Makefile \
44			ALL_CFLAGS OBJS | sed 's,=,+=,'
45		getvars $_PLATFORM/libf2c/libU77/Makefile \
46			ALL_CFLAGS OBJS | sed 's,=,+=,'
47	} | write_mk gnu/lib/libg2c3/arch/$MACHINE_ARCH/defs.mk
48}
49
50##### gnu/lib/libgcc #####
51
52get_libgcc_list_funcs_asm () {
53	getvars gcc/Makefile LIB1ASMFUNCS | {
54		# print newline separated list
55		sed -e '
56			s,^.*=,,
57			s, *$,,
58			s,  *, ,g
59			s, ,\
60,g'
61	} | {
62		# print foo and foo_s
63		sed -ne '
64			/./ {
65				p
66				s,$,_s,
67				p
68			}
69		'
70	} | sort
71}
72
73get_libgcc_list_funcs_lib () {
74	local _lib=$1
75	local _lib_prefix=${_lib%.*}
76	local _lib_suffix=${_lib#*.}
77
78	sed -ne '
79		/^\.\/'${_lib_prefix}'\.'${_lib_suffix}': .*\.o$/ {
80			s,^.*/,,
81			s,\.o$,,
82			p
83		}
84	' build/gcc/libgcc.mk | sort
85}
86
87get_libgcc_list_objs_libs () {
88	cat build/gcc/libgcc.mk | \
89	egrep '^\.\/(libgcc_s\.so|libgcc\.a|libgcc_eh\.a|libgcov\.a): (libgcc_s|libgcc|libgcc_eh|libgcov)\/.*\.o$' | \
90	sed -e '
91		s,^\.\/,,
92		s,: .*/,	,
93		s,^\(.*\)	\(.*\)$,\2	\1,
94	' | sort
95}
96
97get_libgcc_list_objs_srcs () {
98	if [ -e $_TOP/${libgcc_db_funcs}.S ]; then
99		cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
100		comm -23 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
101		sed -e 's,\(.*\),\1.o	\1.c,'
102
103		cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
104		comm -12 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
105		sed -e 's,\(.*\),\1.o	\1.S,'
106	else
107		cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
108		sed -e 's,\(.*\),\1.o	\1.c,'
109	fi | sort
110}
111
112get_libgcc_list_objs_tmplsrcs () {
113	grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
114	sed -ne '
115		s,^.* -c \([^ ]*\).* -o .*/\([^ ]*\.o\)$,\2	\1,
116		# basename
117		/\$/ { s,\$.*/,,; }
118		/\// { s,\/.*/,,; }
119		p
120	' | sort
121}
122
123get_libgcc_list_objs_xflags () {
124	local _flags=$1
125
126	grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
127	sed -n '
128		x
129	:loop
130		g
131		s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\5	\2/p
132		g
133		s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\1 \3 \4\/\5/
134		h
135		t loop
136	' | sort
137}
138
139get_libgcc_list_objs_cppflags () {
140	get_libgcc_list_objs_xflags D
141}
142
143get_libgcc_list_objs_copts () {
144	get_libgcc_list_objs_xflags fmx
145}
146
147get_libgcc_list_tmplsrcs () {
148	local _lib=$1
149	local _tmplallsrcs=$( mktemp /tmp/mknative-gcc._tmplallsrcs.XXXXXX )
150
151	touch $_TOP/${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
152	touch $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
153	touch $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*}
154
155	# all files
156	local _lib_prefix=${_lib%.*}
157	local _lib_suffix=${_lib#*.}
158	join $_TOP/$libgcc_db_objs_libs $_TOP/$libgcc_db_objs_tmplsrcs | \
159	grep ${_lib_prefix}'\.'${_lib_suffix} | cut -d' ' -f 3 | sort -u > \
160	$_tmplallsrcs
161
162	# TMPLFPSRCS = [fdp]p-bit.c
163	grep '[fdt]p-bit\.c' <$_tmplallsrcs | sort -u | \
164	writefile ${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
165
166	# TMPLASMSRCS = $(LIB1ASMSRC)
167	grep '\$(LIB1ASMSRC)' <$_tmplallsrcs | sort -u | \
168	writefile ${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*}
169
170	# TMPLSRCS is anything else; exclude TMPLFPSRCS and TMPLASMSRCS
171	cat $_tmplallsrcs | \
172	comm -23 /dev/stdin $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*} | \
173	comm -23 /dev/stdin $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*} | \
174	writefile ${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
175
176	rm -f $_tmplallsrcs
177}
178
179get_libgcc_new_analyze () {
180	mkdir -p $_TOP/${_machine_arch_subdir}
181
182	touch $_TOP/${libgcc_db_funcs}.S
183	get_libgcc_list_funcs_asm | \
184	writefile ${libgcc_db_funcs}.S
185
186	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
187		touch $_TOP/${libgcc_db_funcs}.${_lib%.*}
188		get_libgcc_list_funcs_lib $_lib | \
189		writefile ${libgcc_db_funcs}.${_lib%.*}
190	done
191
192	get_libgcc_list_objs_libs | writefile ${libgcc_db_objs_libs}
193	get_libgcc_list_objs_srcs | writefile ${libgcc_db_objs_srcs}
194	get_libgcc_list_objs_tmplsrcs | writefile ${libgcc_db_objs_tmplsrcs}
195	get_libgcc_list_objs_cppflags | writefile ${libgcc_db_objs_cppflags}
196	get_libgcc_list_objs_copts | writefile ${libgcc_db_objs_copts}
197
198	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
199		get_libgcc_list_tmplsrcs $_lib
200	done
201}
202
203#####
204
205get_libgcc_gen_tmplsrcs_tmplsrcs () {
206	local _lib=$1
207
208	printf '\n'
209	printf 'TMPLSRCS.%s = \\\n' $_lib
210	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplsrcs.${_lib%.*}
211}
212
213get_libgcc_gen_tmplsrcs_tmplfpsrcs () {
214	local _lib=$1
215
216	printf '\n'
217	printf 'TMPLFPSRCS.%s = \\\n' $_lib
218	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplfpsrcs.${_lib%.*}
219}
220
221get_libgcc_gen_tmplsrcs_tmplasmsrcs () {
222	local _lib=$1
223
224	printf '\n'
225	printf 'TMPLASMSRCS.%s = \\\n' $_lib
226	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmplsrcs}.tmplasmsrcs.${_lib%.*} | \
227	sed -e 's,LIB1ASMSRC,G_&,'
228}
229
230get_libgcc_gen_srcs () {
231	local _lib=$1
232
233	printf '\n'
234	printf 'SRCS.%s = \\\n' $_lib
235	if [ -e $_TOP/${libgcc_db_funcs}.S ]; then
236		comm -23 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
237		sed -e 's,$,.c,; s,^,tmp_,'
238		comm -12 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
239		sed -e 's,$,.S,; s,^,tmp_,'
240	else
241		cat $_TOP/${libgcc_db_funcs}.${_lib%.*} | \
242		sed -e 's,$,.c,; s,^,tmp_,'
243	fi | sort | \
244	sed -e 's,^,	,; s,$, \\,'
245}
246
247_lookup_objs () {
248	local _obj=$1; local _key=$2
249
250	eval grep \^$_obj\\\	 \$_TOP/\${libgcc_db_objs_${_key}} | cut -f2
251}
252
253get_libgcc_gen_srcs_tmplsrcs () {
254	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
255	while read _obj; do
256		printf 'SRCS.tmp_%s=%s\n' \
257			"$( _lookup_objs $_obj srcs )" \
258			"$( _lookup_objs $_obj tmplsrcs )"
259	done | \
260	sed -e 's,\$(\(.*\)),${G_\1},'
261}
262
263get_libgcc_gen_srcs_cppflags () {
264	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
265	while read _obj; do
266		printf '_CPPFLAGS.tmp_%s=%s\n' \
267			"$( _lookup_objs $_obj srcs )" \
268			"$( _lookup_objs $_obj cppflags | xargs )"
269	done
270}
271
272get_libgcc_gen_srcs_copts () {
273	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
274	while read _obj; do
275		printf 'COPTS.tmp_%s=%s\n' \
276			"$( _lookup_objs $_obj srcs )" \
277			"$( _lookup_objs $_obj copts | xargs )"
278	done
279}
280
281get_libgcc_new_generate () {
282	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
283		for _tmpl in tmplsrcs tmplfpsrcs tmplasmsrcs; do
284			eval get_libgcc_gen_tmplsrcs_${_tmpl} $_lib | \
285			write_mk ${libgcc_libs_mk}.${_lib%.*}.tmplsrcs.${_tmpl}.mk
286		done
287
288		get_libgcc_gen_srcs $_lib | \
289		write_mk ${libgcc_libs_mk}.${_lib%.*}.srcs.mk
290	done
291
292	for _arg in tmplsrcs cppflags copts; do
293		eval get_libgcc_gen_srcs_${_arg} | \
294		eval writefile \$libgcc_srcs_mk_${_arg}
295	done
296}
297
298#####
299
300get_libgcc_new () {
301	_subdir="$1"
302
303	# List of generated files.
304
305	_machine_arch_subdir=gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH
306
307	libgcc_db_funcs=${_machine_arch_subdir}/funcs
308	libgcc_db_tmplsrcs=${_machine_arch_subdir}/tmplsrcs
309	libgcc_db_objs_libs=${_machine_arch_subdir}/objs.libs
310	libgcc_db_objs_srcs=${_machine_arch_subdir}/objs.srcs
311	libgcc_db_objs_tmplsrcs=${_machine_arch_subdir}/objs.tmplsrcs
312	libgcc_db_objs_cppflags=${_machine_arch_subdir}/objs.cppflags
313	libgcc_db_objs_copts=${_machine_arch_subdir}/objs.copts
314
315	get_libgcc_new_analyze
316
317	libgcc_libs_mk=${_machine_arch_subdir}/libs
318	libgcc_srcs_mk=${_machine_arch_subdir}/srcs.mk
319	libgcc_srcs_mk_tmplsrcs=${_machine_arch_subdir}/srcs.tmplsrcs.mk
320	libgcc_srcs_mk_cppflags=${_machine_arch_subdir}/srcs.cppflags.mk
321	libgcc_srcs_mk_copts=${_machine_arch_subdir}/srcs.copts.mk
322
323	get_libgcc_new_generate
324}
325
326get_libgcc () {
327	_subdir="$1"
328	mkdir -p $_TOP/gnu/lib/lib$_subdir/arch
329
330	case "$_subdir" in
331	gcc3)
332		_extravars="USE_COLLECT2 LIB2FUNCS_1 LIB2FUNCS_2 xm_file"
333		_archsubdir=""
334		;;
335	gcc4)
336		_extravars="COLLECT2 UNWIND_H xm_include_list"
337		_archsubdir=""
338		;;
339	esac
340
341	# DPBIT, FPBIT only used on mn10[23]00, we don't need them.
342	# XXX we should probably grab everything Just In Case for
343	# the future.
344	{
345		getvars gcc/Makefile \
346			INCLUDES LIB2ADD LIB2ADDEH \
347			LIB1ASMFUNCS LIB1ASMSRC \
348			LIB2_DIVMOD_FUNCS LIB2FUNCS_ST \
349			LIBGCC2_CFLAGS \
350			SHLIB_MKMAP SHLIB_MKMAP_OPTS \
351			SHLIB_MAPFILES SHLIB_NM_FLAGS \
352			EXTRA_HEADERS xm_defines \
353			tm_defines ${_extravars}
354	} | write_mk gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH.mk
355
356	# Generate new style files.
357	if [ -n "${MKNATIVE_LIBGCC_NEW}" ]; then
358		get_libgcc_new $_subdir
359	fi
360}
361
362##### gnu/lib/libgcov #####
363
364get_libgcov () {
365	_subdir="$1"
366
367	mkdir -p $_TOP/gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH
368
369	{
370		getvars gcc/Makefile \
371			LIBGCOV
372	} | write_mk gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/defs.mk
373
374	write_c gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/gcov-iov.h \
375	   <$_TMPDIR/gcc/gcov-iov.h
376
377}
378
379##### gnu/usr.bin/gcc[34]/libiberty #####
380
381get_gcc_libiberty () {
382	_subdir="$1"
383	mkdir -p $_TOP/gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH
384
385	getvars libiberty/Makefile \
386		ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
387		| write_mk gnu/usr.bin/$_subdir/libiberty/defs.mk
388
389	write_c gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH/config.h \
390		<$_TMPDIR/libiberty/config.h
391}
392
393##### gnu/lib/libobjc #####
394
395get_libobjc () {
396	case "$1" in
397	*4)
398		_subdir="$1/arch/$MACHINE_ARCH"
399		_options="ALL_OPT_FILES"
400		_unwind="UNWIND_H"
401		;;
402	*)
403		_subdir="$1"
404		_options=""
405		_unwind=""
406		;;
407	esac
408
409	mkdir -p $_TOP/gnu/lib/$_subdir
410
411	{
412		if [ -n "$_options" ]; then
413			getvars gcc/Makefile $_options
414		fi
415		getvars $_PLATFORM/libobjc/Makefile \
416			ALL_CFLAGS INCLUDES OBJS OBJC_H \
417			| sed "s,$_GNU_DIST,\${GNUHOSTDIST},g"
418		if [ -n "$_unwind" ]; then
419			getvars gcc/Makefile $_unwind
420		fi
421	} | write_mk gnu/lib/$_subdir/defs.mk
422
423	write_c gnu/lib/$_subdir/config.h \
424		<$_TMPDIR/$_PLATFORM/libobjc/config.h
425}
426
427##### gnu/lib/libstdc++-v3 #####
428
429get_libstdcxx_v3 () {
430	_subdir="$1"
431	mkdir -p $_TOP/gnu/lib/$_subdir/arch/$MACHINE_ARCH
432
433	case ${_subdir} in
434	*4)
435		_src_CC_files="atomicity_file CCODECVT_CC CCOLLATE_CC CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_CC CLOCALE_CC BASIC_FILE_CC"
436		_headers1="host_headers debug_headers tr1_headers c_compatibility_headers_extra"
437		_headers2="thread_host_headers host_headers_extra"
438		_build_headers="c++allocator.h c++config.h cxxabi_tweaks.h gthr-default.h gthr-posix.h gthr-single.h gthr-tpf.h gthr.h"
439		_unwind="UNWIND_H"
440		;;
441	*)
442		_src_CC_files=""
443		_headers1="target_headers"
444		_headers2="thread_target_headers target_headers_extra"
445		_build_headers="c++config.h gthr-default.h gthr-posix.h gthr-single.h gthr.h"
446		_unwind=""
447		;;
448	esac
449
450	# build files
451	for h in $_build_headers; do
452		write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/$h \
453			<$_TMPDIR/$_PLATFORM/libstdc++-v3/include/$_PLATFORM/bits/$h
454	done
455
456	write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/config.h \
457		<$_TMPDIR/$_PLATFORM/libstdc++-v3/config.h
458
459	{
460		# libmath
461		getvars $_PLATFORM/libstdc++-v3/libmath/Makefile \
462			libmath_la_SOURCES libmath_la_LIBADD
463
464		# libsupc++
465		getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
466			sources | sed 's/^G_sources=/G_LIBSUPCXX_SOURCES=/'
467		getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
468			c_sources | sed 's/^G_c_sources=/G_LIBSUPCXX_C_SOURCES=/'
469
470		# src
471		getvars $_PLATFORM/libstdc++-v3/src/Makefile \
472			sources $_src_CC_files SECTION_FLAGS | sed 's/^G_sources=/G_SRC_SOURCES=/'
473
474		# include
475		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
476			c_base_headers_rename std_headers_rename
477		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
478			bits_headers backward_headers ext_headers c_base_headers_extra \
479			$_headers1 | sed -e 's#/[^ 	][^ 	]*/##g' -e 's/\${GNUHOSTDIST}//g'
480		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
481			$_headers2 | sed -e 's#\./[^ 	][^ 	]*/##g' -e 's/\${GNUHOSTDIST}//g'
482
483		if [ -n "$_unwind" ]; then
484			getvars gcc/Makefile $_unwind
485		fi
486	} | write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH/defs.mk
487}
488
489##### gnu/usr.bin/gcc3 #####
490
491get_gcc () {
492	_subdir="$1"
493	mkdir -p $_TOP/gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH
494	case ${_subdir} in
495	gcc4)
496		mkdir -p $_TOP/gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH
497		_buildname="BUILD_"
498		_libcppsubdir=""
499		_extravars="TM_H ALL_OPT_FILES"
500		_hconfig_h=""
501		_extravars2="tm_file_list build_xm_include_list"
502		_extravars3="tm_p_include_list"
503
504		;;
505	*)
506		_buildname="HOST_"
507		_libcppsubdir="gcc/"
508		_extravars=""
509		_hconfig_h="HCONFIG_H"
510		_extravars2=""
511		_extravars3=""
512		;;
513	esac
514
515	{
516		getvars gcc/Makefile \
517			${_buildname}EARLY_SUPPORT ${_buildname}ERRORS ${_buildname}PRINT \
518			${_buildname}RTL ${_buildname}SUPPORT ${_buildname}VARRAY | \
519		    sed -e 's#build/errors.o#build-errors.o#g' \
520			-e 's#build/print-rtl.o#build-print-rtl.o#g' \
521			-e 's#build/rtl.o#build-rtl.o#g' \
522			-e 's#build/varray.o#build-varray.o#g' \
523			-e 's#build/ggc-none.o#build-ggc-none.o#g' \
524			-e 's#build/##g'
525		getvars gcc/Makefile \
526			ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS CCCP_OBJS \
527			GCOV_OBJS PROTO_OBJS ${_extravars1} \
528			INCLUDES md_file OBJC_OBJS OBJS out_file version \
529			BUILD_PREFIX RTL_H TREE_H ${_hconfig_h} BASIC_BLOCK_H GCC_H \
530			GTFILES_SRCDIR GTFILES_FILES_FILES GTFILES_FILES_LANGS \
531			GTFILES GTFILES_LANG_DIR_NAMES \
532			tm_defines host_xm_file host_xm_defines tm_p_file \
533			target_cpu_default ${_extravars} ${_extravars2} \
534			lang_specs_files ${_extravars3}
535		getvars gcc/Makefile \
536			LIB2ADDEHDEP | sed 's/unwind.inc//'
537		getvars gcc/Makefile \
538			CXX_OBJS CXX_C_OBJS | sed 's/cp\///g'
539		getvars gcc/Makefile \
540			F77_OBJS | sed 's/f\///g'
541		case ${_subdir} in
542		gcc4)
543			getvars libcpp/Makefile \
544				libcpp_a_OBJS
545			;;
546		gcc3)
547			getvars gcc/Makefile \
548				LIBCPP_OBJS LIBCPP_H
549			;;
550		esac
551		getvars gcc/Makefile \
552			ENABLE_SHARED
553		case ${_subdir} in
554		gcc4)
555			echo G_SHLIB_LINK="$CC -shared"
556			echo G_SHLIB_MULTILIB=.
557			;;
558		gcc3)
559			getvars gcc/Makefile \
560				SHLIB_LINK SHLIB_MULTILIB
561			;;
562		esac
563	} | write_mk gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/defs.mk
564
565	case "$_subdir" in
566	gcc3)
567		hfiles='auto-host configargs cs-hconfig gencheck hconfig gthr-default'
568		;;
569	gcc4)
570		write_c gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH/config.h <$_TMPDIR/libcpp/config.h
571		hfiles='auto-host configargs gencheck gthr-default tm bconfig config multilib'
572		;;
573	esac
574	for f in $hfiles; do
575		write_c gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h
576	done
577}
578
579##### main #####
580
581case "$1" in
582# .mk and .h files for libgcc bootstrap (from host build)
583libgcc)
584	get_libgcc gcc3
585	get_crtstuff crtstuff3
586	exit 0
587	;;
588
589libgcc4)
590	get_libgcc gcc4
591	get_crtstuff crtstuff4
592	exit 0
593	;;
594
595# gcc files
596gcc4)
597	get_gcc gcc4
598	get_libgcc gcc4
599	get_libgcov gcc4
600	get_crtstuff crtstuff4
601	get_gcc_libiberty gcc4
602	get_libobjc libobjc4
603	get_libstdcxx_v3 libstdc++-v3_4
604	exit 0
605	;;
606
607gcc3)
608	get_gcc gcc3
609	get_libg2c
610	get_libgcc gcc3
611	get_crtstuff crtstuff3
612	get_gcc_libiberty gcc3
613	get_libobjc libobjc3
614	get_libstdcxx_v3 libstdc++-v3
615	exit 0
616	;;
617
618*)	echo invalid arguments; exit 1;;
619esac
620