scripts/prereq.sh

   1 #!/bin/sh
   2 # This file is part of the OpenADK project. OpenADK is copyrighted
   3 # material, please see the LICENCE file in the top-level directory.
   4
   5 #set -x
   6
   7 # resolve prerequisites for OpenADK build
   8
   9 topdir=$(pwd)
  10 target="$@"
  11 flags="$MAKEFLAGS"
  12 out=0
  13
  14 mirror=https://distfiles.openadk.org
  15 makever=4.2.1
  16 bashver=4.4.18
  17
  18 # detect operating system
  19 os=$(env uname)
  20 osver=$(env uname -r)
  21 printf " --->  $os $osver for build detected.\n"
  22
  23 # check if the filesystem is case sensitive
  24 rm -f foo
  25 echo >FOO
  26 if [ -e foo ]; then
  27   printf "ERROR: OpenADK cannot be built in a case-insensitive file system.\n"
  28   case $os in
  29     CYG*)
  30       printf "Building OpenADK on $os needs a small registry change.\n"
  31       printf "http://cygwin.com/cygwin-ug-net/using-specialnames.html\n"
  32       ;;
  33     Darwin*)
  34       printf "Building OpenADK on $os needs a case-sensitive disk partition.\n"
  35       printf "For Snow Leopard and above you can use diskutil to resize your existing disk.\n"
  36       printf "Example: sudo diskutil resizeVolume disk0s2 90G 1 jhfsx adk 30G\n"
  37       printf "For older versions you might consider to use a disk image:\n"
  38       printf "hdiutil create -type SPARSE -fs 'Case-sensitive Journaled HFS+' -size 30g ~/openadk.dmg\n"
  39       ;;
  40   esac
  41   rm -f FOO
  42   exit 1
  43 fi
  44 rm -f FOO
  45
  46 # do we have a download tool?
  47 tools="curl wget"
  48 for tool in $tools; do
  49   printf " --->  checking if $tool is installed.. "
  50   if which $tool >/dev/null; then
  51     printf "found\n"
  52     case $tool in
  53       curl)
  54           FETCHCMD="$(which $tool) --progress-bar -L -k -f -o "
  55         ;;
  56       wget)
  57           FETCHCMD="$(which $tool) -t2 --no-check-certificate -O "
  58         ;;
  59     esac
  60     break
  61   else
  62     printf "not found\n"
  63     continue
  64   fi
  65 done
  66 if [ -z "$FETCHCMD" ]; then
  67   printf "ERROR: no download tool found. Fatal error.\n"
  68   exit 1
  69 fi
  70
  71 # do we have a checksum tool?
  72 tools="sha256sum sha256 cksum shasum"
  73 for tool in $tools; do
  74   printf " --->  checking if $tool is installed.. "
  75   if which $tool >/dev/null 2>/dev/null; then
  76     printf "found\n"
  77     # check if cksum is usable
  78     case $tool in
  79       sha256sum)
  80         SHA256=$(which $tool)
  81         ;;
  82       sha256)
  83         SHA256="$(which $tool) -q"
  84         ;;
  85       cksum)
  86         if cksum -t >/dev/null 2>/dev/null; then
  87           SHA256="$(which $tool) -q -a sha256"
  88         else
  89           continue
  90         fi
  91         ;;
  92       shasum)
  93         SHA256="$(which $tool) -a 256"
  94         ;;
  95     esac
  96     break
  97   else
  98     printf "not found\n"
  99     continue
 100   fi
 101 done
 102 if [ -z "$SHA256" ]; then
 103   printf "ERROR: no checksum tool found. Fatal error.\n"
 104   exit 1
 105 fi
 106
 107 # create download dir
 108 if [ ! -d $topdir/dl ]; then
 109   mkdir -p $topdir/dl
 110 fi
 111
 112 # check for c compiler
 113 if [ $os = "Darwin" ]; then
 114   compilerbins="clang cc gcc"
 115 else
 116   compilerbins="cc gcc clang"
 117 fi
 118 for compilerbin in $compilerbins; do
 119   printf " --->  checking if $compilerbin is installed.. "
 120   if which $compilerbin >/dev/null; then
 121     printf "found\n"
 122     CC=$compilerbin
 123     CCFOUND=1
 124     break
 125   else
 126     printf "not found\n"
 127     continue
 128   fi
 129 done
 130 if [ -z "$CCFOUND" ]; then
 131   printf "ERROR: no C compiler found. Fatal error.\n"
 132   exit 1
 133 fi
 134
 135 # check for c++ compiler
 136 if [ $os = "Darwin" ]; then
 137   compilerbins="clang++ c++ g++"
 138 else
 139   compilerbins="c++ g++ clang++"
 140 fi
 141 for compilerbin in $compilerbins; do
 142   printf " --->  checking if $compilerbin is installed.. "
 143   if which $compilerbin >/dev/null; then
 144     printf "found\n"
 145     CXX=$compilerbin
 146     CXXFOUND=1
 147     break
 148   else
 149     printf "not found\n"
 150     continue
 151   fi
 152 done
 153 if [ -z "$CXXFOUND" ]; then
 154   printf "ERROR: no C++ compiler found. Fatal error.\n"
 155   exit 1
 156 fi
 157
 158 gnu_host_name=$(${CC} -dumpmachine)
 159
 160 # relocation of topdir?
 161 olddir=$(grep "^ADK_TOPDIR" prereq.mk 2>/dev/null |cut -d '=' -f 2)
 162 newdir=$(pwd)
 163
 164 if [ ! -z "$olddir" ]; then
 165   if [ "$olddir" != "$newdir" ]; then
 166     printf " --->  adk directory was relocated, fixing .."
 167     sed -i -e "s#$olddir#$newdir#g" $(find target_* -name \*.pc 2>/dev/null|xargs) 2>/dev/null
 168     sed -i -e "s#$olddir#$newdir#g" $(find host_${gnu_host_name} -type f 2>/dev/null|xargs) 2>/dev/null
 169     sed -i -e "s#$olddir#$newdir#g" $(find target_*/scripts -type f 2>/dev/null|xargs) 2>/dev/null
 170     sed -i -e "s#$olddir#$newdir#" target_*/etc/ipkg.conf 2>/dev/null
 171     sleep 1
 172     printf "done\n"
 173   fi
 174 fi
 175
 176
 177 case :$PATH: in
 178   (*:$topdir/host_${gnu_host_name}/bin:*) ;;
 179   (*) export PATH=$topdir/host_${gnu_host_name}/bin:$PATH ;;
 180 esac
 181
 182 # check for GNU make
 183 makebins="gmake make"
 184 for makebin in $makebins; do
 185   printf " --->  checking if $makebin is installed.. "
 186   if which $makebin >/dev/null 2>/dev/null; then
 187     printf "found\n"
 188     printf " --->  checking if it is GNU make.. "
 189     $makebin --version 2>/dev/null| grep GNU >/dev/null
 190     if [ $? -eq 0 ]; then
 191       printf "yes\n"
 192       MAKE=$(which $makebin)
 193     fi
 194       printf " --->  checking if it is make 4.x.. "
 195       LC_ALL=C $makebin --version 2>/dev/null| grep -i "Make 4" >/dev/null
 196       if [ $? -eq 0 ]; then
 197         printf "yes\n"
 198         break
 199       else
 200       # we need to build GNU make
 201       printf "no\n"
 202       printf " --->  compiling missing GNU make.. "
 203       cd dl
 204       $FETCHCMD make-${makever}.tar.gz $mirror/make-${makever}.tar.gz
 205       if [ $? -ne 0 ]; then
 206         printf "ERROR: failed to download make from $mirror\n"
 207         exit 1
 208       fi
 209       cd ..
 210       mkdir tmp
 211       cd tmp
 212       tar xzf ../dl/make-${makever}.tar.gz
 213       cd make-$makever
 214       ./configure --prefix=$topdir/host_$gnu_host_name
 215       make
 216       make install
 217       cd ..
 218       cd ..
 219       rm -rf tmp
 220       (cd $topdir/host_$gnu_host_name/bin/; ln -sf make gnumake)
 221       MAKE=$topdir/host_$gnu_host_name/bin/make
 222       makebin=$topdir/host_$gnu_host_name/bin/make
 223       printf " done\n"
 224     fi
 225   else
 226     printf "not found\n"
 227     continue
 228   fi
 229 done
 230
 231 # check for bash
 232 printf " --->  checking if bash is installed.. "
 233 if which bash >/dev/null; then
 234   printf "found\n"
 235   printf " --->  checking if it is bash 4.x or 5.x.. "
 236   LC_ALL=C bash --version 2>/dev/null| grep -E -i 'version 4|5' >/dev/null
 237   if [ $? -eq 0 ]; then
 238     printf "yes\n"
 239   else
 240     # we need to build GNU bash 4.x
 241     printf "not found\n"
 242     printf " --->  compiling missing GNU bash.. "
 243     cd dl
 244     $FETCHCMD bash-${bashver}.tar.gz $mirror/bash-${bashver}.tar.gz
 245     if [ $? -ne 0 ]; then
 246       printf "ERROR: failed to download make from $mirror\n"
 247       exit 1
 248     fi
 249     cd ..
 250     mkdir tmp
 251     cd tmp
 252     tar xzf ../dl/bash-${bashver}.tar.gz
 253     cd bash-${bashver}
 254     ./configure --prefix=$topdir/host_$gnu_host_name/
 255     make
 256     make install
 257     cd ..
 258     cd ..
 259     rm -rf tmp
 260     printf " done\n"
 261   fi
 262 fi
 263
 264 # skip the script if distclean / cleandir
 265 if [ "$target" = "distclean" -o "$target" = "cleandir" ]; then
 266   touch prereq.mk
 267   $makebin ADK_TOPDIR=$topdir -s -f Makefile.adk $flags $target
 268   exit 0
 269 fi
 270
 271 printf " --->  checking if strings is installed.. "
 272 if ! which strings >/dev/null 2>&1; then
 273   echo You must install strings to continue.
 274   echo
 275   out=1
 276   printf "not found\n"
 277 fi
 278 printf "found\n"
 279
 280 printf " --->  checking if perl is installed.. "
 281 if ! which perl >/dev/null 2>&1; then
 282   echo You must install perl to continue.
 283   echo
 284   out=1
 285   printf "not found\n"
 286 fi
 287 printf "found\n"
 288
 289 printf " --->  checking if gzip is installed.. "
 290 if ! which gzip >/dev/null 2>&1; then
 291   echo You must install gzip to continue.
 292   echo
 293   out=1
 294   printf "not found\n"
 295 fi
 296 printf "found\n"
 297
 298 printf " --->  checking if git is installed.. "
 299 if ! which git >/dev/null 2>&1; then
 300   echo You must install git to continue.
 301   echo
 302   out=1
 303   printf "not found\n"
 304 fi
 305 printf "found\n"
 306
 307 printf " --->  checking if xz is installed.. "
 308 if ! which xz >/dev/null 2>&1; then
 309   echo You must install xz to continue.
 310   echo
 311   out=1
 312   printf "not found\n"
 313 fi
 314 printf "found\n"
 315
 316 printf " --->  checking if ncurses is installed.. "
 317 check_lxdialog=${topdir}/adk/config/lxdialog/check-lxdialog.sh
 318 CURSES_CFLAGS=$(/bin/sh ${check_lxdialog} -ccflags | tr '\n' ' ')
 319 CURSES_LIBS=$(/bin/sh ${check_lxdialog} -ldflags ${CC})
 320 if [ $? -eq 0 ]; then
 321         printf "found\n"
 322 else
 323         printf "not found\n"
 324         out=1
 325 fi
 326
 327 # creating prereq.mk
 328 echo "ADK_TOPDIR:=$(readlink -nf . 2>/dev/null || pwd -P)" > $topdir/prereq.mk
 329 echo "BASH:=$(which bash)" >> $topdir/prereq.mk
 330 echo "SHELL:=$(which bash)" >> $topdir/prereq.mk
 331 echo "GMAKE:=$MAKE" >> $topdir/prereq.mk
 332 echo "MAKE:=$MAKE" >> $topdir/prereq.mk
 333 echo "FETCHCMD:=$FETCHCMD" >> $topdir/prereq.mk
 334 echo "SHA256:=$SHA256" >> $topdir/prereq.mk
 335 echo "GNU_HOST_NAME:=${gnu_host_name}" >> $topdir/prereq.mk
 336 echo "OS_FOR_BUILD:=${os}" >> $topdir/prereq.mk
 337 echo "ARCH_FOR_BUILD:=$(${CC} -dumpmachine | sed \
 338     -e 's/x86_64-linux-gnux32/x32/' \
 339     -e s'/-.*//' \
 340     -e 's/sparc.*/sparc/' \
 341     -e 's/armeb.*/armeb/g' \
 342     -e 's/arm.*/arm/g' \
 343     -e 's/m68k.*/m68k/' \
 344     -e 's/sh[234]/sh/' \
 345     -e 's/mips-.*/mips/' \
 346     -e 's/mipsel-.*/mipsel/' \
 347     -e 's/i[3-9]86/x86/' \
 348     )" >>prereq.mk
 349 echo "CURSES_LIBS:=${CURSES_LIBS}" >> $topdir/prereq.mk
 350 echo "CURSES_CFLAGS:=${CURSES_CFLAGS}" >> $topdir/prereq.mk
 351
 352 if [ "$CC" = "clang" ]; then
 353   echo "HOST_CC:=${CC} -fbracket-depth=1024" >> $topdir/prereq.mk
 354 else
 355   echo "HOST_CC:=${CC}" >> $topdir/prereq.mk
 356 fi
 357 if [ "$CXX" = "clang++" ]; then
 358   echo "HOST_CXX:=${CXX} -fbracket-depth=1024" >> $topdir/prereq.mk
 359 else
 360   echo "HOST_CXX:=${CXX}" >> $topdir/prereq.mk
 361 fi
 362
 363 echo "HOST_CFLAGS:=-O0 -g0 -fcommon" >> $topdir/prereq.mk
 364 echo "HOST_CXXFLAGS:=-O0 -g0 -fcommon" >> $topdir/prereq.mk
 365 echo 'LANGUAGE:=C' >> $topdir/prereq.mk
 366 echo 'LC_ALL:=C' >> $topdir/prereq.mk
 367 echo "_PATH:=$PATH" >> $topdir/prereq.mk
 368 echo "PATH:=${topdir}/scripts:/usr/sbin:$PATH" >> $topdir/prereq.mk
 369 echo "GIT:=$(which git 2>/dev/null)" >> $topdir/prereq.mk
 370 echo "export ADK_TOPDIR GIT SHA256 BASH SHELL" >> $topdir/prereq.mk
 371
 372 # create temporary Makefile
 373 cat >Makefile.tmp <<'EOF'
 374 include ${ADK_TOPDIR}/prereq.mk
 375 all: test
 376
 377 test: test.c
 378         @${HOST_CC} ${HOST_CFLAGS} -o $@ $^ ${LDADD}
 379 EOF
 380
 381 # check if compiler works
 382 cat >test.c <<-'EOF'
 383         #include <stdio.h>
 384         int
 385         main()
 386         {
 387                 printf("YES");
 388                 return (0);
 389         }
 390 EOF
 391
 392 printf " --->  checking if compiler is working.. "
 393 $MAKE --no-print-directory ADK_TOPDIR=$topdir -f Makefile.tmp >/dev/null 2>&1
 394 X=$(./test 2>/dev/null)
 395 if [ X$X != XYES ]; then
 396   echo Cannot compile a simple test programme.
 397   echo You must install a host make and C compiler.
 398   echo
 399   out=1
 400 else
 401   printf "okay\n"
 402 fi
 403 rm test.c test 2>/dev/null
 404
 405 printf " --->  checking if zlib is installed.. "
 406 # check for zlib
 407 cat >test.c <<-'EOF'
 408         #include <stdio.h>
 409         #include <zlib.h>
 410
 411         #ifndef STDIN_FILENO
 412         #define STDIN_FILENO 0
 413         #endif
 414
 415         int
 416         main()
 417         {
 418                 gzFile zstdin;
 419                 char buf[1024];
 420                 int i;
 421
 422                 zstdin = gzdopen(STDIN_FILENO, "rb");
 423                 i = gzread(zstdin, buf, sizeof (buf));
 424                 if ((i > 0) && (i < sizeof (buf)))
 425                         buf[i] = '\0';
 426                 buf[sizeof (buf) - 1] = '\0';
 427                 printf("%s\n", buf);
 428                 return (0);
 429         }
 430 EOF
 431
 432 $MAKE --no-print-directory LDADD=-lz ADK_TOPDIR=$topdir -f Makefile.tmp >/dev/null 2>&1
 433 X=$(echo YES | gzip | ./test 2>/dev/null)
 434 if [ X$X != XYES ]; then
 435   echo Cannot compile a libz test program.
 436   echo You must install the zlib development package,
 437   echo usually called libz-dev, and the run-time library.
 438   echo
 439   out=1
 440 else
 441   printf "found\n"
 442 fi
 443
 444 rm test.c test 2>/dev/null
 445 rm Makefile.tmp 2>/dev/null
 446
 447 # error out on any required prerequisite
 448 if [ $out -ne 0 ]; then
 449   exit
 450 fi
 451
 452 printf " --->  checking if bc is installed.. "
 453 host_build_bc=0
 454 if which bc >/dev/null 2>&1; then
 455   if ! echo quit|bc -q 2>/dev/null >/dev/null; then
 456     printf "not usable\n"
 457     host_build_bc=1
 458   else
 459     if bc -v 2>&1| grep -q BSD >/dev/null 2>&1; then
 460       host_build_bc=1
 461       printf "not usable\n"
 462     fi
 463     printf "found\n"
 464   fi
 465 else
 466   printf "not found\n"
 467   host_build_bc=1
 468 fi
 469
 470 printf " --->  checking if bison is installed.. "
 471 host_build_bison=0
 472 if ! which bison >/dev/null 2>&1; then
 473   printf "not found\n"
 474   host_build_bison=1
 475 else
 476   printf "found\n"
 477 fi
 478
 479 printf " --->  checking if bzip2 is installed.. "
 480 host_build_bzip2=0
 481 if ! which bzip2 >/dev/null 2>&1; then
 482   printf "not found\n"
 483   host_build_bzip2=1
 484 else
 485   printf "found\n"
 486 fi
 487
 488 printf " --->  checking if file is installed.. "
 489 host_build_file=0
 490 if ! which file >/dev/null 2>&1; then
 491   printf "not found\n"
 492   host_build_file=1
 493 else
 494   printf "found\n"
 495 fi
 496
 497 printf " --->  checking if flex is installed.. "
 498 host_build_flex=0
 499 if ! which flex >/dev/null 2>&1; then
 500   printf "not found\n"
 501   host_build_flex=1
 502 else
 503   printf "found\n"
 504 fi
 505
 506 host_build_m4=0
 507 if ! which m4 >/dev/null 2>&1; then
 508   host_build_m4=1
 509 fi
 510
 511 host_build_mkimage=0
 512 if ! which mkimage >/dev/null 2>&1; then
 513   host_build_mkimage=1
 514 fi
 515
 516 printf " --->  checking if mksh is installed.. "
 517 host_build_mksh=0
 518 if ! which mksh >/dev/null 2>&1; then
 519   printf "not found\n"
 520   host_build_mksh=1
 521 else
 522   printf "found\n"
 523 fi
 524
 525 printf " --->  checking if patch is installed.. "
 526 host_build_patch=0
 527 if ! which patch >/dev/null 2>&1; then
 528   printf "not found\n"
 529   host_build_patch=1
 530 else
 531   printf "found\n"
 532 fi
 533
 534 printf " --->  checking if rsync is installed.. "
 535 host_build_rsync=0
 536 if ! which rsync >/dev/null 2>&1; then
 537   printf "not found\n"
 538   host_build_rsync=1
 539 else
 540   printf "found\n"
 541 fi
 542
 543 host_build_tar=0
 544 if which tar >/dev/null 2>&1; then
 545   if ! tar --version 2>/dev/null|grep GNU >/dev/null;then
 546     host_build_tar=1
 547   fi
 548 else
 549   host_build_tar=1
 550 fi
 551
 552 printf " --->  checking if xargs is installed.. "
 553 host_build_findutils=0
 554 if which xargs >/dev/null 2>&1; then
 555   if ! xargs --version 2>/dev/null|grep GNU >/dev/null;then
 556     printf "found but not usable\n"
 557     host_build_findutils=1
 558   else
 559     printf "found\n"
 560   fi
 561 else
 562   printf "not found\n"
 563   host_build_findutils=1
 564 fi
 565
 566 printf " --->  checking if find is installed.. "
 567 if which find >/dev/null 2>&1; then
 568   if ! find --version 2>/dev/null|grep GNU >/dev/null;then
 569     printf "found but not usable\n"
 570     host_build_findutils=1
 571   else
 572     printf "found\n"
 573   fi
 574 else
 575   printf "not found\n"
 576   host_build_findutils=1
 577 fi
 578
 579 printf " --->  checking if grep is installed.. "
 580 host_build_grep=0
 581 if which grep >/dev/null 2>&1; then
 582   if ! grep --version 2>/dev/null|grep GNU >/dev/null;then
 583     printf "found but not usable\n"
 584     host_build_grep=1
 585   else
 586     printf "found\n"
 587   fi
 588 else
 589   printf "not found\n"
 590   host_build_grep=1
 591 fi
 592
 593 printf " --->  checking if gawk is installed.. "
 594 host_build_gawk=0
 595 if ! which gawk >/dev/null 2>&1; then
 596   printf "not found\n"
 597   host_build_gawk=1
 598 else
 599   printf "found\n"
 600 fi
 601
 602 printf " --->  checking if sed is installed.. "
 603 host_build_sed=0
 604 if which sed >/dev/null 2>&1; then
 605   if ! sed --version 2>/dev/null|grep GNU >/dev/null;then
 606     printf "found but not usable\n"
 607     host_build_sed=1
 608   else
 609     printf "found\n"
 610   fi
 611 else
 612   printf "not found\n"
 613   host_build_sed=1
 614 fi
 615
 616 printf " --->  checking if cpio is installed.. "
 617 host_build_cpio=0
 618 if which cpio >/dev/null 2>&1; then
 619   if ! cpio --version 2>/dev/null|grep GNU >/dev/null;then
 620     printf "found but not usable\n"
 621     host_build_cpio=1
 622   else
 623     printf "found\n"
 624   fi
 625 else
 626   printf "not found\n"
 627   host_build_cpio=1
 628 fi
 629
 630 # optional
 631 host_build_cdrtools=0
 632 if ! which mkisofs >/dev/null 2>&1; then
 633   host_build_cdrtools=1
 634 fi
 635
 636 host_build_genext2fs=0
 637 if ! which genext2fs >/dev/null 2>&1; then
 638   host_build_genext2fs=1
 639 fi
 640
 641 host_build_lzma=0
 642 if ! which lzma >/dev/null 2>&1; then
 643   host_build_lzma=1
 644 fi
 645
 646 host_build_zstd=0
 647 if ! which zstd >/dev/null 2>&1; then
 648   host_build_zstd=1
 649 fi
 650
 651 host_build_lz4=0
 652 if ! which lz4c >/dev/null 2>&1; then
 653   host_build_lz4=1
 654 fi
 655
 656 host_build_lzop=0
 657 if ! which lzop >/dev/null 2>&1; then
 658   host_build_lzop=1
 659 fi
 660
 661 host_build_qemu=0
 662 if ! which qemu-img >/dev/null 2>&1; then
 663   host_build_qemu=1
 664 fi
 665
 666 host_build_coreutils=0
 667 if which tr >/dev/null 2>&1; then
 668   if ! tr --version 2>/dev/null|grep GNU >/dev/null;then
 669     host_build_coreutils=1
 670   fi
 671 fi
 672
 673 echo "config ADK_HOST_BUILD_TOOLS" > $topdir/target/config/Config.in.prereq
 674 printf "\t%s\n" "bool" >> $topdir/target/config/Config.in.prereq
 675 printf "\t%s\n" "default y" >> $topdir/target/config/Config.in.prereq
 676 # always required
 677 if [ $host_build_bc -eq 1 ]; then
 678   printf "\t%s\n" "select ADK_HOST_BUILD_BC" >> $topdir/target/config/Config.in.prereq
 679 fi
 680 if [ $host_build_bison -eq 1 ]; then
 681   printf "\t%s\n" "select ADK_HOST_BUILD_BISON" >> $topdir/target/config/Config.in.prereq
 682 fi
 683 if [ $host_build_bzip2 -eq 1 ]; then
 684   printf "\t%s\n" "select ADK_HOST_BUILD_BZIP2" >> $topdir/target/config/Config.in.prereq
 685 fi
 686 if [ $host_build_file -eq 1 ]; then
 687   printf "\t%s\n" "select ADK_HOST_BUILD_FILE" >> $topdir/target/config/Config.in.prereq
 688 fi
 689 if [ $host_build_flex -eq 1 ]; then
 690   printf "\t%s\n" "select ADK_HOST_BUILD_FLEX" >> $topdir/target/config/Config.in.prereq
 691 fi
 692 if [ $host_build_gawk -eq 1 ]; then
 693   printf "\t%s\n" "select ADK_HOST_BUILD_GAWK" >> $topdir/target/config/Config.in.prereq
 694 fi
 695 if [ $host_build_grep -eq 1 ]; then
 696   printf "\t%s\n" "select ADK_HOST_BUILD_GREP" >> $topdir/target/config/Config.in.prereq
 697 fi
 698 if [ $host_build_m4 -eq 1 ]; then
 699   printf "\t%s\n" "select ADK_HOST_BUILD_M4" >> $topdir/target/config/Config.in.prereq
 700 fi
 701 if [ $host_build_mkimage -eq 1 ]; then
 702   printf "\t%s\n" "select ADK_HOST_NEED_U_BOOT" >> $topdir/target/config/Config.in.prereq
 703 fi
 704 if [ $host_build_mksh -eq 1 ]; then
 705   printf "\t%s\n" "select ADK_HOST_BUILD_MKSH" >> $topdir/target/config/Config.in.prereq
 706 fi
 707 if [ $host_build_patch -eq 1 ]; then
 708   printf "\t%s\n" "select ADK_HOST_BUILD_PATCH" >> $topdir/target/config/Config.in.prereq
 709 fi
 710 if [ $host_build_rsync -eq 1 ]; then
 711   printf "\t%s\n" "select ADK_HOST_BUILD_RSYNC" >> $topdir/target/config/Config.in.prereq
 712 fi
 713 if [ $host_build_findutils -eq 1 ]; then
 714   printf "\t%s\n" "select ADK_HOST_BUILD_FINDUTILS" >> $topdir/target/config/Config.in.prereq
 715 fi
 716 if [ $host_build_sed -eq 1 ]; then
 717   printf "\t%s\n" "select ADK_HOST_BUILD_SED" >> $topdir/target/config/Config.in.prereq
 718 fi
 719 if [ $host_build_tar -eq 1 ]; then
 720   printf "\t%s\n" "select ADK_HOST_BUILD_TAR" >> $topdir/target/config/Config.in.prereq
 721 fi
 722 if [ $host_build_coreutils -eq 1 ]; then
 723   printf "\t%s\n" "select ADK_HOST_BUILD_COREUTILS" >> $topdir/target/config/Config.in.prereq
 724 fi
 725 if [ $host_build_cpio -eq 1 ]; then
 726   printf "\t%s\n" "select ADK_HOST_BUILD_CPIO" >> $topdir/target/config/Config.in.prereq
 727 fi
 728 # optional
 729 if [ $host_build_cdrtools -eq 1 ]; then
 730   printf "\t%s\n" "select ADK_HOST_BUILD_CDRTOOLS if ADK_HOST_NEED_CDRTOOLS" >> $topdir/target/config/Config.in.prereq
 731 fi
 732 if [ $host_build_genext2fs -eq 1 ]; then
 733   printf "\t%s\n" "select ADK_HOST_BUILD_GENEXT2FS if ADK_HOST_NEED_GENEXT2FS" >> $topdir/target/config/Config.in.prereq
 734 fi
 735 if [ $host_build_lzma -eq 1 ]; then
 736   printf "\t%s\n" "select ADK_HOST_BUILD_LZMA if ADK_HOST_NEED_LZMA" >> $topdir/target/config/Config.in.prereq
 737 fi
 738 if [ $host_build_zstd -eq 1 ]; then
 739   printf "\t%s\n" "select ADK_HOST_BUILD_ZSTD if ADK_HOST_NEED_ZSTD" >> $topdir/target/config/Config.in.prereq
 740 fi
 741 if [ $host_build_lz4 -eq 1 ]; then
 742   printf "\t%s\n" "select ADK_HOST_BUILD_LZ4 if ADK_HOST_NEED_LZ4" >> $topdir/target/config/Config.in.prereq
 743 fi
 744 if [ $host_build_lzop -eq 1 ]; then
 745   printf "\t%s\n" "select ADK_HOST_BUILD_LZOP if ADK_HOST_NEED_LZOP" >> $topdir/target/config/Config.in.prereq
 746 fi
 747 if [ $host_build_qemu -eq 1 ]; then
 748   printf "\t%s\n" "select ADK_HOST_BUILD_QEMU if ADK_HOST_NEED_QEMU" >> $topdir/target/config/Config.in.prereq
 749 fi
 750
 751 # create Host OS symbols
 752 case $os in
 753   Linux)
 754     printf "\nconfig ADK_HOST_LINUX\n" >> $topdir/target/config/Config.in.prereq
 755     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 756     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 757     ;;
 758   Darwin)
 759     printf "\nconfig ADK_HOST_DARWIN\n" >> $topdir/target/config/Config.in.prereq
 760     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 761     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 762     ;;
 763   OpenBSD)
 764     printf "\nconfig ADK_HOST_OPENBSD\n" >> $topdir/target/config/Config.in.prereq
 765     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 766     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 767     ;;
 768   FreeBSD)
 769     printf "\nconfig ADK_HOST_FREEBSD\n" >> $topdir/target/config/Config.in.prereq
 770     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 771     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 772     ;;
 773   NetBSD)
 774     printf "\nconfig ADK_HOST_NETBSD\n" >> $topdir/target/config/Config.in.prereq
 775     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 776     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 777     ;;
 778   MirBSD)
 779     printf "\nconfig ADK_HOST_MIRBSD\n" >> $topdir/target/config/Config.in.prereq
 780     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 781     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 782     ;;
 783   Cygwin*)
 784     printf "\nconfig ADK_HOST_CYGWIN\n" >> $topdir/target/config/Config.in.prereq
 785     printf "\tbool\n" >> $topdir/target/config/Config.in.prereq
 786     printf "\tdefault y\n" >> $topdir/target/config/Config.in.prereq
 787     ;;
 788 esac
 789
 790 if [ "$target" = "defconfig" ]; then
 791   $makebin ADK_TOPDIR=$topdir --no-print-directory -f Makefile.adk $flags $target
 792   exit 0
 793 fi
 794
 795 if [ ! -f $topdir/.config ]; then
 796     # create a config if no exist
 797     touch .firstrun
 798     $makebin ADK_TOPDIR=$topdir --no-print-directory -f Makefile.adk menuconfig
 799 else
 800   # scan host-tool prerequisites of certain packages before building.
 801   . $topdir/.config
 802
 803   if [ -n "$ADK_PACKAGE_FIREFOX" ]; then
 804     NEED_RUST="$NEED_RUST firefox"
 805   fi
 806   if [ -n "$ADK_PACKAGE_FIREFOX" ]; then
 807     NEED_CARGO="$NEED_CARGO firefox"
 808   fi
 809   if [ -n "$ADK_PACKAGE_FIREFOX" ]; then
 810     NEED_CLANG="$NEED_CLANG firefox"
 811   fi
 812   if [ -n "$ADK_PACKAGE_FIREFOX" ]; then
 813     NEED_CBINDGEN="$NEED_CBINDGEN firefox"
 814   fi
 815   if [ -n "$ADK_PACKAGE_KODI" ]; then
 816     NEED_JAVA="$NEED_JAVA kodi"
 817   fi
 818
 819   if [ -n "$ADK_PACKAGE_ICU4C" ]; then
 820     NEED_STATIC_LIBSTDCXX="$NEED_STATIC_LIBSTDCXX icu4c"
 821   fi
 822
 823   if [ -n "$ADK_PACKAGE_XKEYBOARD_CONFIG" ]; then
 824     NEED_XKBCOMP="$NEED_XKBCOMP xkeyboard-config"
 825   fi
 826
 827   if [ -n "$ADK_PACKAGE_FONT_BH_100DPI" ]; then
 828     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-100dpi"
 829   fi
 830
 831   if [ -n "$ADK_PACKAGE_FONT_BH_75DPI" ]; then
 832     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-75dpi"
 833   fi
 834
 835   if [ -n "$ADK_PACKAGE_FONT_BH_TYPE1" ]; then
 836     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-type1"
 837   fi
 838
 839   if [ -n "$ADK_PACKAGE_FONT_BH_TTF" ]; then
 840     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-ttf"
 841   fi
 842
 843   if [ -n "$ADK_PACKAGE_FONT_BH_LUCIDATYPEWRITER_100DPI" ]; then
 844     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-lucidatypewriter-100dpi"
 845   fi
 846
 847   if [ -n "$ADK_PACKAGE_FONT_BH_LUCIDATYPEWRITER_75DPI" ]; then
 848     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bh-lucidatypewriter-75dpi"
 849   fi
 850
 851   if [ -n "$ADK_PACKAGE_FONT_BITSTREAM_100DPI" ]; then
 852     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bitstream-100dpi"
 853   fi
 854
 855   if [ -n "$ADK_PACKAGE_FONT_BITSTREAM_75DPI" ]; then
 856     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bitstream-75dpi"
 857   fi
 858
 859   if [ -n "$ADK_PACKAGE_FONT_BITSTREAM_TYPE1" ]; then
 860     NEED_MKFONTDIR="$NEED_MKFONTDIR font-bitstream-type1"
 861   fi
 862
 863   if [ -n "$ADK_PACKAGE_FONT_ADOBE_100DPI" ]; then
 864     NEED_MKFONTDIR="$NEED_MKFONTDIR font-adobe-100dpi"
 865   fi
 866
 867   if [ -n "$ADK_PACKAGE_FONT_ADOBE_75DPI" ]; then
 868     NEED_MKFONTDIR="$NEED_MKFONTDIR font-adobe-75dpi"
 869   fi
 870
 871   if [ -n "$ADK_PACKAGE_FONT_XFREE86_TYPE1" ]; then
 872     NEED_MKFONTDIR="$NEED_MKFONTDIR font-xfree86-type1"
 873   fi
 874
 875   if [ -n "$ADK_PACKAGE_FONT_MISC_MISC" ]; then
 876     NEED_MKFONTDIR="$NEED_MKFONTDIR font-misc-misc"
 877   fi
 878
 879   if [ -n "$ADK_PACKAGE_LIBERATION_FONTS_TTF" ]; then
 880     NEED_MKFONTSCALE="$NEED_MKFONTSCALE liberation-fonts-ttf"
 881   fi
 882
 883   if [ -n "$NEED_MKFONTDIR" ]; then
 884     if ! which mkfontdir >/dev/null 2>&1; then
 885       printf "You need mkfontdir to build $NEED_MKFONTDIR \n"
 886       out=1
 887     fi
 888   fi
 889
 890   if [ -n "$NEED_MKFONTSCALE" ]; then
 891     if ! which mkfontscale >/dev/null 2>&1; then
 892       printf "You need mkfontscale to build $NEED_MKFONTSCALE \n"
 893       out=1
 894     fi
 895   fi
 896
 897   if [ -n "$NEED_XKBCOMP" ]; then
 898     if ! which xkbcomp >/dev/null 2>&1; then
 899       printf "You need xkbcomp to build $NEED_XKBCOMP \n"
 900       out=1
 901     fi
 902   fi
 903
 904   if [ -n "$NEED_JAVA" ]; then
 905     if ! which java >/dev/null 2>&1; then
 906       printf "You need java to build $NEED_JAVA \n"
 907       out=1
 908     fi
 909   fi
 910
 911   if [ -n "$NEED_RUST" ]; then
 912     if ! which rustc >/dev/null 2>&1; then
 913       printf "You need rustc to build $NEED_RUST \n"
 914       out=1
 915     fi
 916   fi
 917
 918   if [ -n "$NEED_CARGO" ]; then
 919     if ! which cargo >/dev/null 2>&1; then
 920       printf "You need cargo to build $NEED_CARGO \n"
 921       out=1
 922     fi
 923   fi
 924
 925   if [ -n "$NEED_CLANG" ]; then
 926     if ! which clang-18 >/dev/null 2>&1; then
 927       printf "You need clang-13 to build $NEED_CLANG \n"
 928       out=1
 929     fi
 930   fi
 931
 932   if [ -n "$NEED_CBINDGEN" ]; then
 933     if ! which cbindgen >/dev/null 2>&1; then
 934       printf "You need cbindgen to build $NEED_CBINDGEN \n"
 935       out=1
 936     fi
 937   fi
 938
 939   if [ -n "$NEED_STATIC_LIBSTDCXX" ]; then
 940 cat >test.c <<-'EOF'
 941         #include <stdio.h>
 942         int
 943         main()
 944         {
 945                 return (0);
 946         }
 947 EOF
 948     if ! $CXX -static-libstdc++ -o test test.c 2>/dev/null ; then
 949       printf "You need static version of libstdc++ installed to build $NEED_STATIC_LIBSTDCXX \n"
 950       out=1
 951       rm test test.c 2>/dev/null
 952     fi
 953   fi
 954
 955   # error out
 956   if [ $out -ne 0 ]; then
 957     exit $out
 958   fi
 959
 960   # start build
 961   $makebin ADK_TOPDIR=$topdir --no-print-directory -f Makefile.adk $flags $target
 962 fi