summaryrefslogtreecommitdiff
path: root/util/crossgcc/buildgcc
blob: 657df2cc134465d586a8b5dd71f968ba7bdb1a10 (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
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
#!/bin/sh
#
# Copyright (C) 2008-2010 by coresystems GmbH
# written by Patrick Georgi <patrick.georgi@coresystems.de> and
#            Stefan Reinauer <stefan.reinauer@coresystems.de>
#
# Copyright (C) 2011 by Sage Electronic Engineering
#
# 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.
#

cd $(dirname $0)

CROSSGCC_DATE="June 17th, 2015"
CROSSGCC_VERSION="1.31"

# default settings
PACKAGE=GCC
TARGETDIR=$(pwd)/xgcc
TARGETARCH=i386-elf
DESTDIR=
SAVETEMPS=0
SKIPPYTHON=1

# GCC toolchain version numbers
GMP_VERSION=6.0.0
MPFR_VERSION=3.1.2
MPC_VERSION=1.0.3
LIBELF_VERSION=0.8.13
GCC_VERSION=4.9.2
GCC_AUTOCONF_VERSION=2.69
BINUTILS_VERSION=2.25
GDB_VERSION=7.9.1
IASL_VERSION=20150204
PYTHON_VERSION=3.4.3
EXPAT_VERSION=2.1.0
# CLANG version number
CLANG_VERSION=3.6.1

# GCC toolchain archive locations
GMP_ARCHIVE="http://ftpmirror.gnu.org/gmp/gmp-${GMP_VERSION}a.tar.bz2"
MPFR_ARCHIVE="http://ftpmirror.gnu.org/mpfr/mpfr-${MPFR_VERSION}.tar.bz2"
MPC_ARCHIVE="http://ftpmirror.gnu.org/mpc/mpc-${MPC_VERSION}.tar.gz"
LIBELF_ARCHIVE="http://www.mr511.de/software/libelf-${LIBELF_VERSION}.tar.gz"
GCC_ARCHIVE="http://ftpmirror.gnu.org/gcc/gcc-${GCC_VERSION}/gcc-${GCC_VERSION}.tar.bz2"
BINUTILS_ARCHIVE="http://ftpmirror.gnu.org/binutils/binutils-${BINUTILS_VERSION}.tar.bz2"
GDB_ARCHIVE="http://ftpmirror.gnu.org/gdb/gdb-${GDB_VERSION}.tar.xz"
IASL_ARCHIVE="https://acpica.org/sites/acpica/files/acpica-unix-${IASL_VERSION}.tar.gz"
PYTHON_ARCHIVE="http://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tar.xz"
EXPAT_ARCHIVE="http://downloads.sourceforge.net/sourceforge/expat/expat-${EXPAT_VERSION}.tar.gz"
# CLANG toolchain archive locations
LLVM_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/llvm-${CLANG_VERSION}.src.tar.xz"
CFE_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/cfe-${CLANG_VERSION}.src.tar.xz"
CRT_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/compiler-rt-${CLANG_VERSION}.src.tar.xz"
CTE_ARCHIVE="http://llvm.org/releases/${CLANG_VERSION}/clang-tools-extra-${CLANG_VERSION}.src.tar.xz"

# GCC toolchain directories
GMP_DIR="gmp-${GMP_VERSION}"
MPFR_DIR="mpfr-${MPFR_VERSION}"
MPC_DIR="mpc-${MPC_VERSION}"
LIBELF_DIR="libelf-${LIBELF_VERSION}"
GCC_DIR="gcc-${GCC_VERSION}"
BINUTILS_DIR="binutils-${BINUTILS_VERSION}"
GDB_DIR="gdb-${GDB_VERSION}"
IASL_DIR="acpica-unix-${IASL_VERSION}"
PYTHON_DIR="Python-${PYTHON_VERSION}"
EXPAT_DIR="expat-${EXPAT_VERSION}"
# CLANG toolchain directories
LLVM_DIR="llvm-${CLANG_VERSION}.src"
CFE_DIR="cfe-${CLANG_VERSION}.src"
CRT_DIR="compiler-rt-${CLANG_VERSION}.src"
CTE_DIR="clang-tools-extra-${CLANG_VERSION}.src"

unset MAKELEVEL MAKEFLAGS

red='\033[0;31m'
RED='\033[1;31m'
green='\033[0;32m'
GREEN='\033[1;32m'
blue='\033[0;34m'
BLUE='\033[1;34m'
cyan='\033[0;36m'
CYAN='\033[1;36m'
NC='\033[0m' # No Color

UNAME=$(uname)

normalize_dirs()
{
	mkdir -p $DESTDIR$TARGETDIR/lib
	test -d $DESTDIR$TARGETDIR/lib32 && mv $DESTDIR$TARGETDIR/lib32/* $DESTDIR$TARGETDIR/lib
	test -d $DESTDIR$TARGETDIR/lib64 && mv $DESTDIR$TARGETDIR/lib64/* $DESTDIR$TARGETDIR/lib
	rmdir -p $DESTDIR$TARGETDIR/lib32 $DESTDIR$TARGETDIR/lib64

	perl -pi -e "s,/lib32,/lib," $DESTDIR$TARGETDIR/lib/*.la
	perl -pi -e "s,/lib64,/lib," $DESTDIR$TARGETDIR/lib/*.la
}

please_install()
{
	test -r /etc/os-release && source /etc/os-release
	case "$ID_LIKE" in
	debian) solution="sudo apt-get install $1" ;;
	suse) solution="sudo zypper install $1" ;;
	*) solution="using your OS packaging system" ;;
	esac

	printf "${RED}ERROR:${red} Missing tool: Please install \'$1\' utility. (eg $solution)${NC}\n" >&2
}

searchtool()
{
	# $1 short name
	# $2 search string
	# $3 soft fail if set
	# result: file name of that tool on stdout
	#         or no output if nothing suitable was found
	search=GNU
	if [ -n "$2" ]; then
		search="$2"
	fi
	for i in "$1" "g$1" "gnu$1"; do
		if [ -x "$(which $i 2>/dev/null)" ]; then
			if [ "$(cat /dev/null | $i --version 2>&1 | grep -c "$search")" \
			    -gt 0 ]; then
				echo $i
				return
			fi
		fi
	done
	# A workaround for OSX 10.9 and some BSDs, whose nongnu
	# patch and tar also work.
	if [ $UNAME = "Darwin" -o $UNAME = "FreeBSD" -o $UNAME = "NetBSD" -o $UNAME = "OpenBSD" ]; then
		if [ "$1" = "patch" -o "$1" = "tar" ]; then
			if [ -x "$(which $1 2>/dev/null)" ]; then
				echo $1
				return
			fi
		fi
	fi
	if [ "$(echo $1 | cut -b -3)" = "sha" ]; then
		if [ $UNAME = "FreeBSD" ]; then
			if [ -x "$(which sha1 2>/dev/null)" ]; then
				echo sha1
				return
			fi
		fi
		if [ $UNAME = "NetBSD" ]; then
			if [ -x "$(which cksum 2>/dev/null)" ]; then
				echo cksum -a $(echo $1 | sed -e 's,sum,,')
				return
			fi
		fi
		if [ $UNAME = "Darwin" ]; then
			if [ -x "$(which openssl 2>/dev/null)" ]; then
				echo openssl $(echo $1 | sed -e 's,sum,,')
				return
			fi
		fi
	fi
	please_install $1
	[ -z "$3" ] && exit 1
	false
}

download() {
	package=$1
	archive="$(eval echo \$$package"_ARCHIVE")"

	FILE=$(basename $archive)
	printf " * $FILE "

	test -f tarballs/$FILE && \
		( test -z "$CHECKSUM" || \
		  test "$(cat sum/$FILE.cksum 2>/dev/null | \
				sed -e 's,.*\([0-9a-f]\{40\}\).*,\1,')" = \
			"$($CHECKSUM tarballs/$FILE 2>/dev/null | \
				sed -e 's,.*\([0-9a-f]\{40\}\).*,\1,')" ) && \
			printf "(cached)" || (
		printf "(downloading)"
		rm -f tarballs/$FILE
		cd tarballs
		wget --no-check-certificate -q $archive
		cd ..
		test ! -f sum/$FILE.cksum && test -f tarballs/$FILE && \
			(test -z "$CHECKSUM" || $CHECKSUM tarballs/$FILE > sum/$FILE.cksum ) && \
			printf "(checksum created. ${RED}Note. Please upload sum/$FILE.cksum if the corresponding archive is upgraded.${NC})"
	)
	if [ ! -f tarballs/$FILE ]; then
		printf "\n${RED}Failed to download $FILE.${NC}\n"
		exit 1
	fi
	printf "\n"
}

unpack_and_patch() {
	package=$1
	archive="$(eval echo \$$package"_ARCHIVE")"
	dir="$(eval echo \$$package"_DIR")"
	test -d ${dir} && test -f ${dir}/.unpack_success || (
		printf " * $(basename $archive)\n"
		FLAGS=zxf
		suffix=$(echo $archive | sed 's,.*\.,,')
		test "$suffix" = "gz" && FLAGS=zxf
		test "$suffix" = "bz2" && FLAGS=jxf
		test "$suffix" = "xz" && FLAGS="--xz -xf"
		test "$suffix" = "lzma" && FLAGS="--lzma -xf"
		$TAR $FLAGS tarballs/$(basename $archive)
		for patch in patches/${dir}_*.patch; do
			test -r $patch || continue
			printf "   o $(basename $patch)\n"
			$PATCH -s -N -p0 < $(echo $patch) || {
				printf "\n${RED}Failed $patch.${NC}\n"
				exit 1
			}
		done
		touch ${dir}/.unpack_success
	)
}

fn_exists()
{
	type $1 >/dev/null 2>&1
}

is_package_enabled()
{
	echo "$PACKAGES" |grep -q "\<$1\>"
}

build() {
	package=$1

	fn_exists build_$package || return

	version="$(eval echo \$$package"_VERSION")"
	BUILDDIR=build-${TARGETARCH}-$package

	mkdir -p ${BUILDDIR}

	is_package_enabled "$package" && \
	if [ -f ${BUILDDIR}/.success ]; then
		printf "Skipping $package as it is already built\n"
	else
		printf "Building $package $version ... "
		DIR=$PWD
		cd ${BUILDDIR}
		rm -f .failed
		build_${package} > build.log 2>&1
		cd $DIR/${BUILDDIR}
		if [ ! -f .failed ]; then touch .success; fi
		cd ..

		if [ -r "${BUILDDIR}/.failed" ]; then
			printf "${RED}failed${NC}. Check ${BUILDDIR}/build.log.\n"
			exit 1
		fi
		printf "${green}ok${NC}\n"
	fi
}

cleanup()
{
	printf "Cleaning up temporary files... "
	for package in $PACKAGES; do
		rm -rf build-${TARGETARCH}-$package $(eval echo \$$package"_DIR")
	done
	printf "${green}ok${NC}\n"
}

myhelp()
{
	printf "Usage: $0 [-V] [-c] [-p <platform>] [-d <target directory>] [-D <dest dir>] [-C] [-G] [-S]\n"
	printf "       $0 [-V|--version]\n"
	printf "       $0 [-h|--help]\n\n"

	printf "Options:\n"
	printf "    [-V|--version]                print version number and exit\n"
	printf "    [-h|--help]                   print this help and exit\n"
	printf "    [-c|--clean]                  remove temporary files before build\n"
	printf "    [-t|--savetemps]              don't remove temporary files after build\n"
	printf "    [-y|--ccache]                 Use ccache when building cross compiler\n"
	printf "    [-j|--jobs <num>]             run <num> jobs in parallel in make\n"
	printf "    [-d|--directory <target dir>] target directory to install cross compiler to\n"
	printf "                                  (defaults to $TARGETDIR)\n\n"
	printf "    [-D|--destdir <dest dir>]     destination directory to install cross compiler to\n"
	printf "                                  (for RPM builds, default unset)\n"
	printf "    [-P|--package <package>]      Build a specific package: GCC, CLANG, IASL, GDB\n"
	printf "                                  (defaults to $PACKAGE)\n"
	printf "GCC specific options:\n"
	printf "    [-p|--platform <platform>]    target platform to build cross compiler for\n"
	printf "                                  (defaults to $TARGETARCH)\n"
	printf "GDB specific options:\n"
	printf "    [-p|--platform <platform>]    target platform to build cross compiler for\n"
	printf "                                  (defaults to $TARGETARCH)\n"
	printf "    [-S|--scripting]              build scripting support for GDB\n\n"
}

myversion()
{
	# version tag is always printed, so just print the license here

	cat << EOF
Copyright (C) 2008-2010 by coresystems GmbH
Copyright (C) 2011 by Sage Electronic Engineering

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.

EOF
}

build_GMP() {
	CC="$CC" CFLAGS="-Os" ../${GMP_DIR}/configure --disable-shared --enable-fat --prefix=$TARGETDIR $OPTIONS \
		|| touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed

	normalize_dirs

	# Now set CFLAGS to match GMP CFLAGS but strip out -pedantic
	# as GCC 4.6.x fails if it's there.
	export HOSTCFLAGS=$(grep __GMP_CFLAGS $DESTDIR$TARGETDIR/include/gmp.h |cut -d\" -f2 |\
	    sed s,-pedantic,,)
}

build_MPFR() {
	test $UNAME = "Darwin" && CFLAGS="$CFLAGS -force_cpusubtype_ALL"
	CC="$CC" ../${MPFR_DIR}/configure --disable-shared --prefix=$TARGETDIR \
		--infodir=$TARGETDIR/info \
		--with-gmp=$DESTDIR$TARGETDIR CFLAGS="$HOSTCFLAGS" || \
		touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed

	normalize_dirs

	# work around build problem of libgmp.la
	if [ "$DESTDIR" != "" ]; then
	    perl -pi -e "s,$DESTDIR,," $DESTDIR$TARGETDIR/libgmp.la
	fi
}

build_MPC() {
	CC="$CC" ../${MPC_DIR}/configure --disable-shared --prefix=$TARGETDIR \
		--infodir=$TARGETDIR/info --with-mpfr=$DESTDIR$TARGETDIR \
		--with-gmp=$DESTDIR$TARGETDIR CFLAGS="$HOSTCFLAGS" || \
		touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed

	normalize_dirs
}

build_LIBELF() {
	CC="$CC" CFLAGS="$HOSTCFLAGS" libelf_cv_elf_h_works=no \
	../${LIBELF_DIR}/configure --disable-shared --prefix=$TARGETDIR \
		--infodir=$TARGETDIR/info CFLAGS="$HOSTCFLAGS" || touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install prefix=$DESTDIR$TARGETDIR || touch .failed

	normalize_dirs
}

build_BINUTILS() {
	if [ $TARGETARCH == "x86_64-elf" ]; then
		ADDITIONALTARGET=",i386-elf"
	fi
	CC="$CC" ../binutils-${BINUTILS_VERSION}/configure --prefix=$TARGETDIR \
		--target=${TARGETARCH} --enable-targets=${TARGETARCH}${ADDITIONALTARGET} \
		--disable-werror --disable-nls --enable-lto --enable-gold \
		--enable-plugins --enable-multilibs CFLAGS="$HOSTCFLAGS" || touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed
}


build_GCC() {
	# GCC does not honor HOSTCFLAGS at all. CFLAGS are used for
	# both target and host object files.
	# There's a work-around called CFLAGS_FOR_BUILD and CFLAGS_FOR_TARGET
	# but it does not seem to work properly. At least the host library
	# libiberty is not compiled with CFLAGS_FOR_BUILD.
	CC="$CC" CFLAGS_FOR_TARGET="-O2" CFLAGS="$HOSTCFLAGS" \
		CFLAGS_FOR_BUILD="$HOSTCFLAGS" ../gcc-${GCC_VERSION}/configure \
		--prefix=$TARGETDIR --libexecdir=$TARGETDIR/lib \
		--target=${TARGETARCH} --disable-werror --disable-shared \
		--enable-lto --enable-plugins --enable-gold --enable-ld=default \
		--disable-libssp --disable-bootstrap --disable-nls \
		--disable-libquadmath --without-headers \
		${GCC_OPTIONS} --enable-languages="c" \
		--with-gmp=$DESTDIR$TARGETDIR --with-mpfr=$DESTDIR$TARGETDIR \
		--with-mpc=$DESTDIR$TARGETDIR --with-libelf=$DESTDIR$TARGETDIR \
		--with-pkgversion="coreboot toolchain v$CROSSGCC_VERSION $CROSSGCC_DATE" \
		|| touch .failed
	$MAKE $JOBS CFLAGS_FOR_BUILD="$HOSTCFLAGS" all-gcc || touch .failed
	$MAKE install-gcc DESTDIR=$DESTDIR || touch .failed

	if [ "$(echo $TARGETARCH | grep -c -- -mingw32)" -eq 0 ]; then
		$MAKE $JOBS CFLAGS_FOR_BUILD="$HOSTCFLAGS" all-target-libgcc || touch .failed
		$MAKE install-target-libgcc DESTDIR=$DESTDIR || touch .failed
	fi
}

build_EXPAT() {
	CC="$CC" CFLAGS="$HOSTCFLAGS" ../${EXPAT_DIR}/configure --disable-shared \
		--prefix=$TARGETDIR --target=${TARGETARCH} || touch .failed
	$MAKE || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed

	normalize_dirs
}

build_PYTHON() {
	CC="$CC" CFLAGS="$HOSTCFLAGS" ../${PYTHON_DIR}/configure --prefix=$TARGETDIR \
		--target=${TARGETARCH} || touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed

	normalize_dirs
}

build_GDB() {
	export PYTHONHOME=$DESTDIR$TARGETDIR
	if [ $(uname) != "FreeBSD" -a $(uname) != "NetBSD" ]; then
		LIBDL="-ldl"
	fi
	LDFLAGS="-Wl,-rpath,\$\$ORIGIN/../lib/ -L$DESTDIR$TARGETDIR/lib \
		 -lpthread $LIBDL -lutil" \
	CC="$CC" CFLAGS="$HOSTCFLAGS -I$DESTDIR$TARGETDIR/include" \
	../${GDB_DIR}/configure --prefix=$TARGETDIR \
		--target=${TARGETARCH} --disable-werror --disable-nls
	$MAKE $JOBS || touch .failed
	$MAKE install DESTDIR=$DESTDIR || touch .failed
}

build_IASL() {
	RDIR=$PWD
	cd ../$IASL_DIR/generate/unix
	CFLAGS="$HOSTCFLAGS"
	HOST="_LINUX"
	test $UNAME = "Darwin" && HOST="_APPLE"
	test $UNAME = "FreeBSD" && HOST="_FreeBSD"
	test $UNAME = "Cygwin" && HOST="_CYGWIN"
	HOST="$HOST" OPT_CFLAGS="-O -D_FORTIFY_SOURCE=2" CFLAGS="$CFLAGS" $MAKE CC="$CC" iasl || touch $RDIR/.failed
	rm -f $DESTDIR$TARGETDIR/bin/iasl || touch $RDIR/.failed
	cp bin/iasl $DESTDIR$TARGETDIR/bin || touch $RDIR/.failed
}

build_LLVM() {
	cd ..
	ln -sf $PWD/$CFE_DIR  $LLVM_DIR/tools/clang
	ln -sf $PWD/$CTE_DIR  $LLVM_DIR/tools/clang/tools/extra
	ln -sf $PWD/$CRT_DIR  $LLVM_DIR/projects/compiler-rt
	cd -

	$CMAKE -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX=$DESTDIR$TARGETDIR \
		-DCMAKE_BUILD_TYPE=Release ../$LLVM_DIR || touch .failed
	$MAKE $JOBS || touch .failed
	$MAKE install || touch .failed

	cp -a ../$CFE_DIR/tools/scan-build/* $DESTDIR$TARGETDIR/bin
	cp -a ../$CFE_DIR/tools/scan-view/* $DESTDIR$TARGETDIR/bin
}

printf "${blue}Welcome to the ${red}coreboot${blue} cross toolchain builder v$CROSSGCC_VERSION ($CROSSGCC_DATE)${NC}\n\n"

# Look if we have getopt. If not, build it.
export PATH=$PATH:.
getopt - > /dev/null 2>/dev/null || gcc -o getopt getopt.c

# parse parameters.. try to find out whether we're running GNU getopt
getoptbrand="$(getopt -V | sed -e '1!d' -e 's,^\(......\).*,\1,')"
if [ "${getoptbrand}" = "getopt" ]; then
	# Detected GNU getopt that supports long options.
	args=$(getopt -l version,help,clean,directory:,platform:,jobs:,destdir:,savetemps,skip-gdb,ccache,clang Vhcd:p:j:D:tGyC -- "$@")
	eval set "$args"
else
	# Detected non-GNU getopt
	args=$(getopt Vhcd:p:j:D:tGyC $*)
	set -- $args
fi

if [ $? != 0 ]; then
	myhelp
	exit 1
fi

while true ; do
        case "$1" in
		-V|--version)	shift; myversion; exit 0;;
		-h|--help)	shift; myhelp; exit 0;;
		-c|--clean)	shift; clean=1;;
		-t|--savetemps)	shift; SAVETEMPS=1;;
		-d|--directory)	shift; TARGETDIR="$1"; shift;;
		-p|--platform)	shift; TARGETARCH="$1"; shift;;
		-D|--destdir)	shift; DESTDIR="$1"; shift;;
		-j|--jobs)	shift; JOBS="-j $1"; shift;;
		-P|--package)   shift; PACKAGE="$1"; shift;;
		-S|--scripting) shift; SKIPPYTHON=0;;
		-y|--ccache)	shift; USECCACHE=1;;
		--)		shift; break;;
		-*)		printf "Invalid option\n\n"; myhelp; exit 1;;
		*)		break;;
	esac
done

case "$TARGETARCH" in
	x86_64-elf)	;;
	x86_64*)	TARGETARCH=x86_64-elf;;
	i386-elf)	;;
	i386-mingw32)	;;
	mipsel-elf)	;;
	riscv-elf)	;;
	i386*)		TARGETARCH=i386-elf;;
	arm*)		TARGETARCH=armv7-a-eabi;;
	aarch64*)	TARGETARCH=aarch64-elf;;
	*)		printf "${red}WARNING: Unsupported architecture $TARGETARCH.${NC}\n\n"; ;;
esac

# Figure out which packages to build

case "$PACKAGE" in
	GCC|gcc)
		echo "Target architecture is now $TARGETARCH"
		NAME="${TARGETARCH} cross GCC"
		PACKAGES="GMP MPFR MPC LIBELF BINUTILS GCC"
		;;
	GDB|gdb)
		NAME="${TARGETARCH} cross GDB"
		PACKAGES="GDB"
		if [ $SKIPPYTHON -eq 0 ]; then
			PACKAGES="EXPAT PYTHON $PACKAGES"
		fi
		;;
	CLANG|clang)
		NAME=clang
		PACKAGES="LLVM CFE CRT CTE"
		CMAKE=$(searchtool cmake "cmake") || exit $?
		;;
	IASL|iasl)
		NAME="IASL ACPI compiler"
		PACKAGES=IASL
		;;
	*)
		printf "${red}ERROR: Unsupported package $PACKAGE. (Supported packages are GCC, GDB, CLANG, IASL)${NC}\n\n";
		exit 1
		;;
esac

# Find all the required tools:

TAR=$(searchtool tar) || exit $?
PATCH=$(searchtool patch) || exit $?
MAKE=$(searchtool make) || exit $?
SHA1SUM=$(searchtool sha1sum)
SHA512SUM=$(searchtool sha512sum)
CHECKSUM=$SHA1SUM

searchtool m4 > /dev/null
searchtool bison > /dev/null
searchtool flex flex > /dev/null
searchtool g++ "Free Software Foundation" nofail > /dev/null || \
searchtool clang "clang version" > /dev/null
searchtool wget > /dev/null
searchtool bzip2 "bzip2," > /dev/null

# This initial cleanup is useful when updating the toolchain script.

if [ "$clean" = "1" ]; then
	cleanup
fi

# Set up host compiler and flags needed for various OSes

CC=cc
if is_package_enabled "GCC"; then
if [ $UNAME = "Darwin" ]; then
	#GCC_OPTIONS="$GCC_OPTIONS --enable-threads=posix"

	# generally the OS X compiler can create x64 binaries.
	# Per default it generated i386 binaries in 10.5 and x64
	# binaries in 10.6 (even if the kernel is 32bit)
	# For some weird reason, 10.5 autodetects an ABI=64 though
	# so we're setting the ABI explicitly here.
	if [ $(sysctl -n hw.optional.x86_64 2>/dev/null) -eq 1 ] 2>/dev/null; then
		OPTIONS="ABI=64"
	else
		OPTIONS="ABI=32"
	fi

	# In Xcode 4.5.2 the default compiler is clang.
	# However, this compiler fails to compile gcc 4.7.x. As a
	# workaround it's possible to compile gcc with llvm-gcc.
	if $CC -v 2>&1 | grep -q LLVM; then
		CC=llvm-gcc
	fi
fi
fi # GCC

if [ "$USECCACHE" = 1 ]; then
	CC="ccache $CC"
fi

# Prepare target directory for building GCC
# (dependencies must be in the PATH)
mkdir -p $DESTDIR$TARGETDIR/bin
export PATH=$DESTDIR$TARGETDIR/bin:$PATH

# Download, unpack, patch and build all packages

printf "Downloading tar balls ... \n"
mkdir -p tarballs
for P in $PACKAGES; do
	download $P
done
printf "Downloaded tar balls ... ${green}ok${NC}\n"

printf "Unpacking and patching ... \n"
for P in $PACKAGES; do
	unpack_and_patch $P || exit 1
done
printf "Unpacked and patched ... ${green}ok${NC}\n"

printf "Building packages ... \n"
for package in $PACKAGES; do
	build $package
done
printf "Packages built ... ${green}ok${NC}\n"

# Adding git information of current tree to target directory
# for reproducibility
PROGNAME=$(basename "$0")
rm -f "$DESTDIR$TARGETDIR/$PROGNAME".commit.*
cp "$PROGNAME" $DESTDIR$TARGETDIR/"$PROGNAME.commit.$(git describe)"

if [ $SAVETEMPS -eq 0 ]; then
	cleanup
else
	printf "Leaving temporary files around... ${green}ok${NC}\n"
fi

printf "\n${green}You can now run your $NAME toolchain from $TARGETDIR.${NC}\n"