1# Common functions for all prebuilt-related scripts 2# This is included/sourced by other scripts 3# 4 5# ensure stable sort order 6export LC_ALL=C 7 8# NDK_BUILDTOOLS_PATH should point to the directory containing 9# this script. If it is not defined, assume that this is one of 10# the scripts in the same directory that sourced this file. 11# 12if [ -z "$NDK_BUILDTOOLS_PATH" ]; then 13 NDK_BUILDTOOLS_PATH=$(dirname $0) 14 if [ ! -f "$NDK_BUILDTOOLS_PATH/prebuilt-common.sh" ]; then 15 echo "INTERNAL ERROR: Please define NDK_BUILDTOOLS_PATH to point to $$NDK/build/tools" 16 exit 1 17 fi 18fi 19 20# Warn about /bin/sh ins't bash. 21if [ -z "$BASH_VERSION" ] ; then 22 echo "WARNING: The shell running this script isn't bash. Although we try to avoid bashism in scripts, things can happen." 23fi 24 25NDK_BUILDTOOLS_ABSPATH=$(cd $NDK_BUILDTOOLS_PATH && pwd) 26 27. $NDK_BUILDTOOLS_PATH/ndk-common.sh 28. $NDK_BUILDTOOLS_PATH/dev-defaults.sh 29 30#==================================================== 31# 32# UTILITY FUNCTIONS 33# 34#==================================================== 35 36# Return the maximum length of a series of strings 37# 38# Usage: len=`max_length <string1> <string2> ...` 39# 40max_length () 41{ 42 echo "$@" | tr ' ' '\n' | awk 'BEGIN {max=0} {len=length($1); if (len > max) max=len} END {print max}' 43} 44 45# Translate dashes to underscores 46# Usage: str=`dashes_to_underscores <values>` 47dashes_to_underscores () 48{ 49 echo "$@" | tr '-' '_' 50} 51 52# Translate underscores to dashes 53# Usage: str=`underscores_to_dashes <values>` 54underscores_to_dashes () 55{ 56 echo "$@" | tr '_' '-' 57} 58 59# Translate commas to spaces 60# Usage: str=`commas_to_spaces <list>` 61commas_to_spaces () 62{ 63 echo "$@" | tr ',' ' ' 64} 65 66# Translate spaces to commas 67# Usage: list=`spaces_to_commas <string>` 68spaces_to_commas () 69{ 70 echo "$@" | tr ' ' ',' 71} 72 73# Remove trailing path of a path 74# $1: path 75remove_trailing_slash () { 76 echo ${1%%/} 77} 78 79# Reverse a file path directory 80# foo -> . 81# foo/bar -> .. 82# foo/bar/zoo -> ../.. 83reverse_path () 84{ 85 local path cur item 86 path=${1%%/} # remove trailing slash 87 cur="." 88 if [ "$path" != "." ] ; then 89 for item in $(echo "$path" | tr '/' ' '); do 90 cur="../$cur" 91 done 92 fi 93 echo ${cur%%/.} 94} 95 96# test_reverse_path () 97# { 98# rr=`reverse_path $1` 99# if [ "$rr" != "$2" ] ; then 100# echo "ERROR: reverse_path '$1' -> '$rr' (expected '$2')" 101# fi 102# } 103# 104# test_reverse_path . . 105# test_reverse_path ./ . 106# test_reverse_path foo .. 107# test_reverse_path foo/ .. 108# test_reverse_path foo/bar ../.. 109# test_reverse_path foo/bar/ ../.. 110# test_reverse_path foo/bar/zoo ../../.. 111# test_reverse_path foo/bar/zoo/ ../../.. 112 113# Sort a space-separated list and remove duplicates 114# $1+: slist 115# Output: new slist 116sort_uniq () 117{ 118 local RET 119 RET=$(echo "$@" | tr ' ' '\n' | sort -u) 120 echo $RET 121} 122 123# Return the list of all regular files under a given directory 124# $1: Directory path 125# Output: list of files, relative to $1 126list_files_under () 127{ 128 if [ -d "$1" ]; then 129 (cd $1 && find . -type f | sed -e "s!./!!" | sort -u) 130 else 131 echo "" 132 fi 133} 134 135# Returns all words in text that do not match any of the pattern 136# $1: pattern 137# $2: text 138filter_out () 139{ 140 local PATTERN="$1" 141 local TEXT="$2" 142 for pat in $PATTERN; do 143 pat=$"${pat/\//\\/}" 144 TEXT=$(echo $TEXT | sed -e 's/'$pat' //g' -e 's/'$pat'$//g') 145 done 146 echo $TEXT 147} 148 149# Assign a value to a variable 150# $1: Variable name 151# $2: Value 152var_assign () 153{ 154 eval $1=\"$2\" 155} 156 157#==================================================== 158# 159# OPTION PROCESSING 160# 161#==================================================== 162 163# We recognize the following option formats: 164# 165# -f 166# --flag 167# 168# -s<value> 169# --setting=<value> 170# 171 172# NOTE: We translate '-' into '_' when storing the options in global variables 173# 174 175OPTIONS="" 176OPTION_FLAGS="" 177OPTION_SETTINGS="" 178 179# Set a given option attribute 180# $1: option name 181# $2: option attribute 182# $3: attribute value 183# 184option_set_attr () 185{ 186 eval OPTIONS_$1_$2=\"$3\" 187} 188 189# Get a given option attribute 190# $1: option name 191# $2: option attribute 192# 193option_get_attr () 194{ 195 echo `var_value OPTIONS_$1_$2` 196} 197 198# Register a new option 199# $1: option 200# $2: small abstract for the option 201# $3: optional. default value 202# 203register_option_internal () 204{ 205 optlabel= 206 optname= 207 optvalue= 208 opttype= 209 while [ -n "1" ] ; do 210 # Check for something like --setting=<value> 211 echo "$1" | grep -q -E -e '^--[^=]+=<.+>$' 212 if [ $? = 0 ] ; then 213 optlabel=`expr -- "$1" : '\(--[^=]*\)=.*'` 214 optvalue=`expr -- "$1" : '--[^=]*=\(<.*>\)'` 215 opttype="long_setting" 216 break 217 fi 218 219 # Check for something like --flag 220 echo "$1" | grep -q -E -e '^--[^=]+$' 221 if [ $? = 0 ] ; then 222 optlabel="$1" 223 opttype="long_flag" 224 break 225 fi 226 227 # Check for something like -f<value> 228 echo "$1" | grep -q -E -e '^-[A-Za-z0-9]<.+>$' 229 if [ $? = 0 ] ; then 230 optlabel=`expr -- "$1" : '\(-.\).*'` 231 optvalue=`expr -- "$1" : '-.\(<.+>\)'` 232 opttype="short_setting" 233 break 234 fi 235 236 # Check for something like -f 237 echo "$1" | grep -q -E -e '^-.$' 238 if [ $? = 0 ] ; then 239 optlabel="$1" 240 opttype="short_flag" 241 break 242 fi 243 244 echo "ERROR: Invalid option format: $1" 245 echo " Check register_option call" 246 exit 1 247 done 248 249 log "new option: type='$opttype' name='$optlabel' value='$optvalue'" 250 251 optname=`dashes_to_underscores $optlabel` 252 OPTIONS="$OPTIONS $optname" 253 OPTIONS_TEXT="$OPTIONS_TEXT $1" 254 option_set_attr $optname label "$optlabel" 255 option_set_attr $optname otype "$opttype" 256 option_set_attr $optname value "$optvalue" 257 option_set_attr $optname text "$1" 258 option_set_attr $optname abstract "$2" 259 option_set_attr $optname default "$3" 260} 261 262# Register a new option with a function callback. 263# 264# $1: option 265# $2: name of function that will be called when the option is parsed 266# $3: small abstract for the option 267# $4: optional. default value 268# 269register_option () 270{ 271 local optname optvalue opttype optlabel 272 register_option_internal "$1" "$3" "$4" 273 option_set_attr $optname funcname "$2" 274} 275 276# Register a new option with a variable store 277# 278# $1: option 279# $2: name of variable that will be set by this option 280# $3: small abstract for the option 281# 282# NOTE: The current value of $2 is used as the default 283# 284register_var_option () 285{ 286 local optname optvalue opttype optlabel 287 register_option_internal "$1" "$3" "`var_value $2`" 288 option_set_attr $optname varname "$2" 289} 290 291 292MINGW=no 293DARWIN=no 294do_mingw_option () 295{ 296 if [ "$DARWIN" = "yes" ]; then 297 echo "Can not have both --mingw and --darwin" 298 exit 1 299 fi 300 MINGW=yes; 301} 302do_darwin_option () 303{ 304 if [ "$MINGW" = "yes" ]; then 305 echo "Can not have both --mingw and --darwin" 306 exit 1 307 fi 308 DARWIN=yes; 309} 310 311register_canadian_option () 312{ 313 if [ "$HOST_OS" = "linux" ] ; then 314 register_option "--mingw" do_mingw_option "Generate windows binaries on Linux." 315 register_option "--darwin" do_darwin_option "Generate darwin binaries on Linux." 316 fi 317} 318 319TRY64=no 320do_try64_option () { TRY64=yes; } 321 322register_try64_option () 323{ 324 register_option "--try-64" do_try64_option "Generate 64-bit binaries." 325} 326 327 328register_jobs_option () 329{ 330 NUM_JOBS=$BUILD_NUM_CPUS 331 register_var_option "-j<number>" NUM_JOBS "Use <number> parallel build jobs" 332} 333 334# Print the help, including a list of registered options for this program 335# Note: Assumes PROGRAM_PARAMETERS and PROGRAM_DESCRIPTION exist and 336# correspond to the parameters list and the program description 337# 338print_help () 339{ 340 local opt text abstract default 341 342 echo "Usage: $PROGNAME [options] $PROGRAM_PARAMETERS" 343 echo "" 344 if [ -n "$PROGRAM_DESCRIPTION" ] ; then 345 echo "$PROGRAM_DESCRIPTION" 346 echo "" 347 fi 348 echo "Valid options (defaults are in brackets):" 349 echo "" 350 351 maxw=`max_length "$OPTIONS_TEXT"` 352 AWK_SCRIPT=`echo "{ printf \"%-${maxw}s\", \\$1 }"` 353 for opt in $OPTIONS; do 354 text=`option_get_attr $opt text | awk "$AWK_SCRIPT"` 355 abstract=`option_get_attr $opt abstract` 356 default=`option_get_attr $opt default` 357 if [ -n "$default" ] ; then 358 echo " $text $abstract [$default]" 359 else 360 echo " $text $abstract" 361 fi 362 done 363 echo "" 364} 365 366option_panic_no_args () 367{ 368 echo "ERROR: Option '$1' does not take arguments. See --help for usage." 369 exit 1 370} 371 372option_panic_missing_arg () 373{ 374 echo "ERROR: Option '$1' requires an argument. See --help for usage." 375 exit 1 376} 377 378extract_parameters () 379{ 380 local opt optname otype value name fin funcname 381 PARAMETERS="" 382 while [ -n "$1" ] ; do 383 # If the parameter does not begin with a dash 384 # it is not an option. 385 param=`expr -- "$1" : '^\([^\-].*\)$'` 386 if [ -n "$param" ] ; then 387 if [ -z "$PARAMETERS" ] ; then 388 PARAMETERS="$1" 389 else 390 PARAMETERS="$PARAMETERS $1" 391 fi 392 shift 393 continue 394 fi 395 396 while [ -n "1" ] ; do 397 # Try to match a long setting, i.e. --option=value 398 opt=`expr -- "$1" : '^\(--[^=]*\)=.*$'` 399 if [ -n "$opt" ] ; then 400 otype="long_setting" 401 value=`expr -- "$1" : '^--[^=]*=\(.*\)$'` 402 break 403 fi 404 405 # Try to match a long flag, i.e. --option 406 opt=`expr -- "$1" : '^\(--.*\)$'` 407 if [ -n "$opt" ] ; then 408 otype="long_flag" 409 value="yes" 410 break 411 fi 412 413 # Try to match a short setting, i.e. -o<value> 414 opt=`expr -- "$1" : '^\(-[A-Za-z0-9]\)..*$'` 415 if [ -n "$opt" ] ; then 416 otype="short_setting" 417 value=`expr -- "$1" : '^-.\(.*\)$'` 418 break 419 fi 420 421 # Try to match a short flag, i.e. -o 422 opt=`expr -- "$1" : '^\(-.\)$'` 423 if [ -n "$opt" ] ; then 424 otype="short_flag" 425 value="yes" 426 break 427 fi 428 429 echo "ERROR: Unknown option '$1'. Use --help for list of valid values." 430 exit 1 431 done 432 433 #echo "Found opt='$opt' otype='$otype' value='$value'" 434 435 name=`dashes_to_underscores $opt` 436 found=0 437 for xopt in $OPTIONS; do 438 if [ "$name" != "$xopt" ] ; then 439 continue 440 fi 441 # Check that the type is correct here 442 # 443 # This also allows us to handle -o <value> as -o<value> 444 # 445 xotype=`option_get_attr $name otype` 446 if [ "$otype" != "$xotype" ] ; then 447 case "$xotype" in 448 "short_flag") 449 option_panic_no_args $opt 450 ;; 451 "short_setting") 452 if [ -z "$2" ] ; then 453 option_panic_missing_arg $opt 454 fi 455 value="$2" 456 shift 457 ;; 458 "long_flag") 459 option_panic_no_args $opt 460 ;; 461 "long_setting") 462 option_panic_missing_arg $opt 463 ;; 464 esac 465 fi 466 found=1 467 break 468 break 469 done 470 if [ "$found" = "0" ] ; then 471 echo "ERROR: Unknown option '$opt'. See --help for usage." 472 exit 1 473 fi 474 # Set variable or launch option-specific function. 475 varname=`option_get_attr $name varname` 476 if [ -n "$varname" ] ; then 477 eval ${varname}=\"$value\" 478 else 479 eval `option_get_attr $name funcname` \"$value\" 480 fi 481 shift 482 done 483} 484 485do_option_help () 486{ 487 print_help 488 exit 0 489} 490 491VERBOSE=no 492VERBOSE2=no 493do_option_verbose () 494{ 495 if [ $VERBOSE = "yes" ] ; then 496 VERBOSE2=yes 497 else 498 VERBOSE=yes 499 fi 500} 501 502register_option "--help" do_option_help "Print this help." 503register_option "--verbose" do_option_verbose "Enable verbose mode." 504 505#==================================================== 506# 507# TOOLCHAIN AND ABI PROCESSING 508# 509#==================================================== 510 511# Determine optional variable value 512# $1: final variable name 513# $2: option variable name 514# $3: small description for the option 515fix_option () 516{ 517 if [ -n "$2" ] ; then 518 eval $1="$2" 519 log "Using specific $3: $2" 520 else 521 log "Using default $3: `var_value $1`" 522 fi 523} 524 525 526# If SYSROOT is empty, check that $1/$2 contains a sysroot 527# and set the variable to it. 528# 529# $1: sysroot path 530# $2: platform/arch suffix 531check_sysroot () 532{ 533 if [ -z "$SYSROOT" ] ; then 534 log "Probing directory for sysroot: $1/$2" 535 if [ -d $1/$2 ] ; then 536 SYSROOT=$1/$2 537 fi 538 fi 539} 540 541# Determine sysroot 542# $1: Option value (or empty) 543# 544fix_sysroot () 545{ 546 if [ -n "$1" ] ; then 547 eval SYSROOT="$1" 548 log "Using specified sysroot: $1" 549 else 550 SYSROOT_SUFFIX=$PLATFORM/arch-$ARCH 551 SYSROOT= 552 check_sysroot $NDK_DIR/platforms $SYSROOT_SUFFIX 553 check_sysroot $ANDROID_NDK_ROOT/platforms $SYSROOT_SUFFIX 554 check_sysroot `dirname $ANDROID_NDK_ROOT`/development/ndk/platforms $SYSROOT_SUFFIX 555 556 if [ -z "$SYSROOT" ] ; then 557 echo "ERROR: Could not find NDK sysroot path for $SYSROOT_SUFFIX." 558 echo " Use --sysroot=<path> to specify one." 559 exit 1 560 fi 561 fi 562 563 if [ ! -f $SYSROOT/usr/include/stdlib.h ] ; then 564 echo "ERROR: Invalid sysroot path: $SYSROOT" 565 echo " Use --sysroot=<path> to indicate a valid one." 566 exit 1 567 fi 568} 569 570# Check for the availability of a compatibility SDK in Darwin 571# this can be used to generate binaries compatible with either Tiger or 572# Leopard. 573# 574# $1: SDK root path 575# $2: Optional MacOS X minimum version (e.g. 10.5) 576DARWIN_MINVER=10.6 577check_darwin_sdk () 578{ 579 local MACSDK="$1" 580 local MINVER=$2 581 582 if [ -z "$MINVER" ] ; then 583 # expect SDK root path ended up with either MacOSX##.#.sdk or MacOSX##.#u.sdk 584 MINVER=${MACSDK##*MacOSX} 585 MINVER=${MINVER%%.sdk*} 586 if [ "$MINVER" = "10.4u" ]; then 587 MINVER=10.4 588 fi 589 fi 590 if [ -d "$MACSDK" ] ; then 591 HOST_CFLAGS=$HOST_CFLAGS" -isysroot $MACSDK -mmacosx-version-min=$MINVER -DMAXOSX_DEPLOYEMENT_TARGET=$MINVER" 592 HOST_LDFLAGS=$HOST_LDFLAGS" -Wl,-syslibroot,$MACSDK -mmacosx-version-min=$MINVER" 593 DARWIN_MINVER=$MINVER 594 return 0 # success 595 fi 596 return 1 597} 598 599# Probe Darwin SDK in specified diectory $DARWIN_SYSROOT, or 600# /Developer/SDKs/MacOSX10.6.sdk 601# 602probe_darwin_sdk () 603{ 604 if [ -n "$DARWIN_SYSROOT" ]; then 605 if check_darwin_sdk "$DARWIN_SYSROOT"; then 606 log "Use darwin sysroot $DARWIN_SYSROOT" 607 else 608 echo "darwin sysroot $DARWIN_SYSROOT is not valid" 609 exit 1 610 fi 611 elif check_darwin_sdk /Developer/SDKs/MacOSX10.6.sdk 10.6; then 612 log "Generating Snow Leopard-compatible binaries!" 613 else 614 local version=`sw_vers -productVersion` 615 log "Generating $version-compatible binaries!" 616 fi 617} 618 619handle_canadian_build () 620{ 621 HOST_EXE= 622 if [ "$MINGW" = "yes" -o "$DARWIN" = "yes" ] ; then 623 case $HOST_TAG in 624 linux-*) 625 ;; 626 *) 627 echo "ERROR: Can only enable --mingw or --darwin on Linux platforms !" 628 exit 1 629 ;; 630 esac 631 if [ "$MINGW" = "yes" ] ; then 632 # NOTE: Use x86_64-pc-mingw32msvc or i586-pc-mingw32msvc because wrappers are generated 633 # using these names 634 if [ "$TRY64" = "yes" ]; then 635 ABI_CONFIGURE_HOST=x86_64-pc-mingw32msvc 636 HOST_TAG=windows-x86_64 637 else 638 ABI_CONFIGURE_HOST=i586-pc-mingw32msvc 639 HOST_TAG=windows 640 fi 641 HOST_OS=windows 642 HOST_EXE=.exe 643 else 644 if [ "$TRY64" = "yes" ]; then 645 ABI_CONFIGURE_HOST=x86_64-apple-darwin 646 HOST_TAG=darwin-x86_64 647 else 648 ABI_CONFIGURE_HOST=i686-apple-darwin 649 HOST_TAG=darwin-x86 650 fi 651 HOST_OS=darwin 652 fi 653 fi 654} 655 656# Find mingw toolchain 657# 658# Set MINGW_GCC to the found mingw toolchain 659# 660find_mingw_toolchain () 661{ 662 # IMPORTANT NOTE: binutils 2.21 requires a cross toolchain named 663 # i585-pc-mingw32msvc-gcc, or it will fail its configure step late 664 # in the toolchain build. Note that binutils 2.19 can build properly 665 # with i585-mingw32mvsc-gcc, which is the name used by the 'mingw32' 666 # toolchain install on Debian/Ubuntu. 667 # 668 # To solve this dilemma, we create a wrapper toolchain named 669 # i586-pc-mingw32msvc-gcc that really calls i586-mingw32msvc-gcc, 670 # this works with all versions of binutils. 671 # 672 # We apply the same logic to the 64-bit Windows cross-toolchain 673 # 674 # Fedora note: On Fedora it's x86_64-w64-mingw32- or i686-w64-mingw32- 675 # On older Fedora it's 32-bit only and called i686-pc-mingw32- 676 # so we just add more prefixes to the list to check. 677 if [ "$HOST_ARCH" = "x86_64" -a "$TRY64" = "yes" ]; then 678 BINPREFIX=x86_64-pc-mingw32msvc- 679 BINPREFIXLST="x86_64-pc-mingw32msvc- x86_64-w64-mingw32- amd64-mingw32msvc-" 680 DEBIAN_NAME=mingw64 681 else 682 # we are trying 32 bit anyway, so forcing it to avoid build issues 683 force_32bit_binaries 684 BINPREFIX=i586-pc-mingw32msvc- 685 BINPREFIXLST="i586-pc-mingw32msvc- i686-pc-mingw32- i586-mingw32msvc- i686-w64-mingw32-" 686 DEBIAN_NAME=mingw32 687 fi 688 689 # Scan $BINPREFIXLST list to find installed mingw toolchain. It will be 690 # wrapped later with $BINPREFIX. 691 for i in $BINPREFIXLST; do 692 find_program MINGW_GCC ${i}gcc 693 if [ -n "$MINGW_GCC" ]; then 694 dump "Found mingw toolchain: $MINGW_GCC" 695 break 696 fi 697 done 698} 699 700# Check there is a working cross-toolchain installed. 701# 702# $1: install directory for mingw/darwin wrapper toolchain 703# 704prepare_canadian_toolchain () 705{ 706 if [ "$MINGW" != "yes" -a "$DARWIN" != "yes" ]; then 707 return 708 fi 709 CROSS_GCC= 710 if [ "$MINGW" = "yes" ]; then 711 find_mingw_toolchain 712 if [ -z "$MINGW_GCC" ]; then 713 echo "ERROR: Could not find in your PATH any of:" 714 for i in $BINPREFIXLST; do echo " ${i}gcc"; done 715 echo "Please install the corresponding cross-toolchain and re-run this script" 716 echo "TIP: On Debian or Ubuntu, try: sudo apt-get install $DEBIAN_NAME" 717 exit 1 718 fi 719 CROSS_GCC=$MINGW_GCC 720 else 721 if [ -z "$DARWIN_TOOLCHAIN" ]; then 722 echo "Please set DARWIN_TOOLCHAIN to darwin cross-toolchain" 723 exit 1 724 fi 725 if [ ! -f "${DARWIN_TOOLCHAIN}-gcc" ]; then 726 echo "darwin cross-toolchain $DARWIN_TOOLCHAIN-gcc doesn't exist" 727 exit 1 728 fi 729 if [ "$HOST_ARCH" = "x86_64" -a "$TRY64" = "yes" ]; then 730 BINPREFIX=x86_64-apple-darwin- 731 DEBIAN_NAME=darwin64 732 HOST_CFLAGS=$HOST_CFLAGS" -m64" 733 else 734 force_32bit_binaries 735 BINPREFIX=i686-apple-darwin- 736 DEBIAN_NAME=darwin32 737 HOST_CFLAGS=$HOST_CFLAGS" -m32" 738 fi 739 CROSS_GCC=${DARWIN_TOOLCHAIN}-gcc 740 probe_darwin_sdk 741 fi 742 743 # Create a wrapper toolchain, and prepend its dir to our PATH 744 CROSS_WRAP_DIR="$1"/$DEBIAN_NAME-wrapper 745 rm -rf "$CROSS_WRAP_DIR" 746 mkdir -p "$CROSS_WRAP_DIR" 747 748 if [ "$DARWIN" = "yes" ] ; then 749 cat > "$CROSS_WRAP_DIR/sw_vers" <<EOF 750#!/bin/sh 751# Tiny utility for the real sw_vers some Makefiles need 752case \$1 in 753 -productVersion) 754 echo $DARWIN_MINVER 755 ;; 756 *) 757 echo "ERROR: Unknown switch \$1" 758 exit 1 759esac 760EOF 761 chmod 0755 "$CROSS_WRAP_DIR/sw_vers" 762 fi 763 764 DST_PREFIX=${CROSS_GCC%gcc} 765 if [ "$NDK_CCACHE" ]; then 766 DST_PREFIX="$NDK_CCACHE $DST_PREFIX" 767 fi 768 $NDK_BUILDTOOLS_PATH/gen-toolchain-wrapper.sh --src-prefix=$BINPREFIX --dst-prefix="$DST_PREFIX" "$CROSS_WRAP_DIR" \ 769 --cflags="$HOST_CFLAGS" --cxxflags="$HOST_CFLAGS" --ldflags="$HOST_LDFLAGS" 770 # generate wrappers for BUILD toolchain 771 # this is required for mingw/darwin build to avoid tools canadian cross configuration issues 772 # 32-bit BUILD toolchain 773 LEGACY_TOOLCHAIN_DIR="$ANDROID_NDK_ROOT/../prebuilts/gcc/linux-x86/host/i686-linux-glibc2.7-4.6" 774 $NDK_BUILDTOOLS_PATH/gen-toolchain-wrapper.sh --src-prefix=i386-linux-gnu- \ 775 --dst-prefix="$LEGACY_TOOLCHAIN_DIR/bin/i686-linux-" "$CROSS_WRAP_DIR" 776 $NDK_BUILDTOOLS_PATH/gen-toolchain-wrapper.sh --src-prefix=i386-pc-linux-gnu- \ 777 --dst-prefix="$LEGACY_TOOLCHAIN_DIR/bin/i686-linux-" "$CROSS_WRAP_DIR" 778 # 64-bit BUILD toolchain. libbfd is still built in 32-bit. Use gcc-sdk instead 779 # of x86_64-linux-glibc2.7-4.6 which is a 64-bit-only tool 780 LEGACY_TOOLCHAIN_DIR="$ANDROID_NDK_ROOT/../prebuilts/tools/gcc-sdk" 781 $NDK_BUILDTOOLS_PATH/gen-toolchain-wrapper.sh --src-prefix=x86_64-linux-gnu- \ 782 --dst-prefix="$LEGACY_TOOLCHAIN_DIR/" "$CROSS_WRAP_DIR" 783 $NDK_BUILDTOOLS_PATH/gen-toolchain-wrapper.sh --src-prefix=x86_64-pc-linux-gnu- \ 784 --dst-prefix="$LEGACY_TOOLCHAIN_DIR/" "$CROSS_WRAP_DIR" 785 fail_panic "Could not create $DEBIAN_NAME wrapper toolchain in $CROSS_WRAP_DIR" 786 787 export PATH=$CROSS_WRAP_DIR:$PATH 788 dump "Using $DEBIAN_NAME wrapper: $CROSS_WRAP_DIR/${BINPREFIX}gcc" 789} 790 791handle_host () 792{ 793 if [ "$TRY64" != "yes" ]; then 794 force_32bit_binaries # to modify HOST_TAG and others 795 HOST_BITS=32 796 fi 797 handle_canadian_build 798} 799 800setup_ccache () 801{ 802 # Support for ccache compilation 803 # We can't use this here when building Windows/darwin binaries on Linux with 804 # binutils 2.21, because defining CC/CXX in the environment makes the 805 # configure script fail later 806 # 807 if [ "$NDK_CCACHE" -a "$MINGW" != "yes" -a "$DARWIN" != "yes" ]; then 808 NDK_CCACHE_CC=$CC 809 NDK_CCACHE_CXX=$CXX 810 # Unfortunately, we can just do CC="$NDK_CCACHE $CC" because some 811 # configure scripts are not capable of dealing with this properly 812 # E.g. the ones used to rebuild the GCC toolchain from scratch. 813 # So instead, use a wrapper script 814 CC=$NDK_BUILDTOOLS_ABSPATH/ndk-ccache-gcc.sh 815 CXX=$NDK_BUILDTOOLS_ABSPATH/ndk-ccache-g++.sh 816 export NDK_CCACHE_CC NDK_CCACHE_CXX 817 log "Using ccache compilation" 818 log "NDK_CCACHE_CC=$NDK_CCACHE_CC" 819 log "NDK_CCACHE_CXX=$NDK_CCACHE_CXX" 820 fi 821} 822 823prepare_common_build () 824{ 825 if [ "$MINGW" = "yes" -o "$DARWIN" = "yes" ]; then 826 if [ "$TRY64" = "yes" ]; then 827 HOST_BITS=64 828 else 829 HOST_BITS=32 830 fi 831 if [ "$MINGW" = "yes" ]; then 832 log "Generating $HOST_BITS-bit Windows binaries" 833 else 834 log "Generating $HOST_BITS-bit Darwin binaries" 835 fi 836 # Do *not* set CC and CXX when building the Windows/Darwin binaries in canadian build. 837 # Otherwise, the GCC configure/build script will mess that Canadian cross 838 # build in weird ways. Instead we rely on the toolchain detected or generated 839 # previously in prepare_canadian_toolchain. 840 unset CC CXX 841 return 842 fi 843 844 # On Linux, detect our legacy-compatible toolchain when in the Android 845 # source tree, and use it to force the generation of glibc-2.7 compatible 846 # binaries. 847 # 848 # We only do this if the CC variable is not defined to a given value 849 if [ -z "$CC" ]; then 850 LEGACY_TOOLCHAIN_DIR= 851 if [ "$HOST_OS" = "linux" ]; then 852 LEGACY_TOOLCHAIN_DIR="$ANDROID_NDK_ROOT/../prebuilts/tools/gcc-sdk" 853 LEGACY_TOOLCHAIN_PREFIX="$LEGACY_TOOLCHAIN_DIR/" 854 elif [ "$HOST_OS" = "darwin" ]; then 855 LEGACY_TOOLCHAIN_DIR="$ANDROID_NDK_ROOT/../prebuilts/gcc/darwin-x86/host/i686-apple-darwin-4.2.1/bin" 856 LEGACY_TOOLCHAIN_PREFIX="$LEGACY_TOOLCHAIN_DIR/i686-apple-darwin10-" 857 fi 858 if [ -d "$LEGACY_TOOLCHAIN_DIR" ] ; then 859 log "Forcing generation of $HOST_OS binaries with legacy toolchain" 860 CC="${LEGACY_TOOLCHAIN_PREFIX}gcc" 861 CXX="${LEGACY_TOOLCHAIN_PREFIX}g++" 862 fi 863 fi 864 865 CC=${CC:-gcc} 866 CXX=${CXX:-g++} 867 STRIP=${STRIP:-strip} 868 case $HOST_TAG in 869 darwin-*) 870 probe_darwin_sdk 871 ;; 872 esac 873 874 # Force generation of 32-bit binaries on 64-bit systems. 875 # We used to test the value of $HOST_TAG for *-x86_64, but this is 876 # not sufficient on certain systems. 877 # 878 # For example, Snow Leopard can be booted with a 32-bit kernel, running 879 # a 64-bit userland, with a compiler that generates 64-bit binaries by 880 # default *even* though "gcc -v" will report --target=i686-apple-darwin10! 881 # 882 # So know, simply probe for the size of void* by performing a small runtime 883 # compilation test. 884 # 885 cat > $TMPC <<EOF 886 /* this test should fail if the compiler generates 64-bit machine code */ 887 int test_array[1-2*(sizeof(void*) != 4)]; 888EOF 889 log_n "Checking whether the compiler generates 32-bit binaries..." 890 log2 $CC $HOST_CFLAGS -c -o $TMPO $TMPC 891 $NDK_CCACHE $CC $HOST_CFLAGS -c -o $TMPO $TMPC >$TMPL 2>&1 892 if [ $? != 0 ] ; then 893 log "no" 894 if [ "$TRY64" != "yes" ]; then 895 # NOTE: We need to modify the definitions of CC and CXX directly 896 # here. Just changing the value of CFLAGS / HOST_CFLAGS 897 # will not work well with the GCC toolchain scripts. 898 CC="$CC -m32" 899 CXX="$CXX -m32" 900 fi 901 else 902 log "yes" 903 if [ "$TRY64" = "yes" ]; then 904 CC="$CC -m64" 905 CXX="$CXX -m64" 906 fi 907 fi 908 909 if [ "$TRY64" = "yes" ]; then 910 HOST_BITS=64 911 else 912 force_32bit_binaries # to modify HOST_TAG and others 913 HOST_BITS=32 914 fi 915} 916 917prepare_host_build () 918{ 919 prepare_common_build 920 921 # Now deal with mingw or darwin 922 if [ "$MINGW" = "yes" -o "$DARWIN" = "yes" ]; then 923 handle_canadian_build 924 CC=$ABI_CONFIGURE_HOST-gcc 925 CXX=$ABI_CONFIGURE_HOST-g++ 926 CPP=$ABI_CONFIGURE_HOST-cpp 927 LD=$ABI_CONFIGURE_HOST-ld 928 AR=$ABI_CONFIGURE_HOST-ar 929 AS=$ABI_CONFIGURE_HOST-as 930 RANLIB=$ABI_CONFIGURE_HOST-ranlib 931 STRIP=$ABI_CONFIGURE_HOST-strip 932 export CC CXX CPP LD AR AS RANLIB STRIP 933 fi 934 935 setup_ccache 936} 937 938prepare_abi_configure_build () 939{ 940 # detect build tag 941 case $HOST_TAG in 942 linux-x86) 943 ABI_CONFIGURE_BUILD=i386-linux-gnu 944 ;; 945 linux-x86_64) 946 ABI_CONFIGURE_BUILD=x86_64-linux-gnu 947 ;; 948 darwin-x86) 949 ABI_CONFIGURE_BUILD=i686-apple-darwin 950 ;; 951 darwin-x86_64) 952 ABI_CONFIGURE_BUILD=x86_64-apple-darwin 953 ;; 954 windows) 955 ABI_CONFIGURE_BUILD=i686-pc-cygwin 956 ;; 957 *) 958 echo "ERROR: Unsupported HOST_TAG: $HOST_TAG" 959 echo "Please update 'prepare_host_flags' in build/tools/prebuilt-common.sh" 960 ;; 961 esac 962} 963 964prepare_target_build () 965{ 966 prepare_abi_configure_build 967 968 # By default, assume host == build 969 ABI_CONFIGURE_HOST="$ABI_CONFIGURE_BUILD" 970 971 prepare_common_build 972 HOST_GMP_ABI=$HOST_BITS 973 974 # Now handle the --mingw/--darwin flag 975 if [ "$MINGW" = "yes" -o "$DARWIN" = "yes" ] ; then 976 handle_canadian_build 977 STRIP=$ABI_CONFIGURE_HOST-strip 978 if [ "$MINGW" = "yes" ] ; then 979 # It turns out that we need to undefine this to be able to 980 # perform a canadian-cross build with mingw. Otherwise, the 981 # GMP configure scripts will not be called with the right options 982 HOST_GMP_ABI= 983 fi 984 fi 985 986 setup_ccache 987} 988 989# $1: Toolchain name 990# 991parse_toolchain_name () 992{ 993 TOOLCHAIN=$1 994 if [ -z "$TOOLCHAIN" ] ; then 995 echo "ERROR: Missing toolchain name!" 996 exit 1 997 fi 998 999 ABI_CFLAGS_FOR_TARGET= 1000 ABI_CXXFLAGS_FOR_TARGET= 1001 1002 # Determine ABI based on toolchain name 1003 # 1004 case "$TOOLCHAIN" in 1005 arm-linux-androideabi-*) 1006 ARCH="arm" 1007 ABI="armeabi" 1008 ABI_CONFIGURE_TARGET="arm-linux-androideabi" 1009 ABI_CONFIGURE_EXTRA_FLAGS="--with-arch=armv5te" 1010 ;; 1011 arm-eabi-*) 1012 ARCH="arm" 1013 ABI="armeabi" 1014 ABI_CONFIGURE_TARGET="arm-eabi" 1015 ABI_CONFIGURE_EXTRA_FLAGS="--with-arch=armv5te --disable-gold" 1016 ;; 1017 aarch64-linux-androideabi-*) 1018 ARCH="arm" 1019 ABI="aarch64" 1020 ABI_CONFIGURE_TARGET="aarch64-linux-androideabi" 1021 # Note: 1022 # --disable-libgomp because libgomp/configure tries to link when we don't have crt*.o for aarch64 yet. 1023 # --disable-gold because gold doesn't support aarch64 yet 1024 # 1025 ABI_CONFIGURE_EXTRA_FLAGS="--disable-gold --disable-libgomp" 1026 ;; 1027 x86-*) 1028 ARCH="x86" 1029 ABI=$ARCH 1030 ABI_INSTALL_NAME="x86" 1031 ABI_CONFIGURE_TARGET="i686-linux-android" 1032 # Enable C++ exceptions, RTTI and GNU libstdc++ at the same time 1033 # You can't really build these separately at the moment. 1034 ABI_CFLAGS_FOR_TARGET="-fPIC" 1035 ;; 1036 x86_64-*) 1037 ARCH="x86_64" 1038 ABI=$ARCH 1039 ABI_INSTALL_NAME="x86_64" 1040 ABI_CONFIGURE_TARGET="x86_64-linux-android" 1041 # Enable C++ exceptions, RTTI and GNU libstdc++ at the same time 1042 # You can't really build these separately at the moment. 1043 ABI_CFLAGS_FOR_TARGET="-fPIC" 1044 ;; 1045 mips*) 1046 ARCH="mips" 1047 ABI=$ARCH 1048 ABI_INSTALL_NAME="mips" 1049 ABI_CONFIGURE_TARGET="mipsel-linux-android" 1050 # Set default to mips32 1051 ABI_CONFIGURE_EXTRA_FLAGS="--with-arch=mips32" 1052 # Enable C++ exceptions, RTTI and GNU libstdc++ at the same time 1053 # You can't really build these separately at the moment. 1054 # Add -fpic, because MIPS NDK will need to link .a into .so. 1055 ABI_CFLAGS_FOR_TARGET="-fexceptions -fpic" 1056 ABI_CXXFLAGS_FOR_TARGET="-frtti -fpic" 1057 # Add --disable-fixed-point to disable fixed-point support 1058 # Add --disable-threads for eh_frame handling in a single thread 1059 ABI_CONFIGURE_EXTRA_FLAGS="$ABI_CONFIGURE_EXTRA_FLAGS --disable-fixed-point" 1060 ;; 1061 * ) 1062 echo "Invalid toolchain specified. Expected (arm-linux-androideabi-*|arm-eabi-*|x86-*|mips*)" 1063 echo "" 1064 print_help 1065 exit 1 1066 ;; 1067 esac 1068 1069 log "Targetting CPU: $ARCH" 1070 1071 GCC_VERSION=`expr -- "$TOOLCHAIN" : '.*-\([0-9x\.]*\)'` 1072 log "Using GCC version: $GCC_VERSION" 1073 1074 # Determine --host value when building gdbserver 1075 case "$TOOLCHAIN" in 1076 arm-*) 1077 GDBSERVER_HOST=arm-eabi-linux 1078 GDBSERVER_CFLAGS="-fno-short-enums" 1079 GDBSERVER_LDFLAGS= 1080 ;; 1081 x86-*) 1082 GDBSERVER_HOST=i686-linux-android 1083 GDBSERVER_CFLAGS= 1084 GDBSERVER_LDFLAGS= 1085 ;; 1086 x86_64-*) 1087 GDBSERVER_HOST=x86_64-linux-android 1088 GDBSERVER_CFLAGS= 1089 GDBSERVER_LDFLAGS= 1090 ;; 1091 mips*) 1092 GDBSERVER_HOST=mipsel-linux-android 1093 GDBSERVER_CFLAGS= 1094 GDBSERVER_LDFLAGS= 1095 ;; 1096 esac 1097 1098} 1099 1100# Return the host "tag" used to identify prebuilt host binaries. 1101# NOTE: Handles the case where '$MINGW = true' or '$DARWIN = true' 1102# For now, valid values are: linux-x86, darwin-x86 and windows 1103get_prebuilt_host_tag () 1104{ 1105 local RET=$HOST_TAG 1106 if [ "$MINGW" = "yes" ]; then 1107 if [ "$TRY64" = "no" ]; then 1108 RET=windows 1109 else 1110 RET=windows-x86_64 1111 fi 1112 fi 1113 if [ "$DARWIN" = "yes" ]; then 1114 RET=darwin-x86_64 # let the following handles 32-bit case 1115 fi 1116 case $RET in 1117 linux-x86_64) 1118 if [ "$TRY64" = "no" ]; then 1119 RET=linux-x86 1120 fi 1121 ;; 1122 darwin-x86_64) 1123 if [ "$TRY64" = "no" ]; then 1124 RET=darwin-x86 1125 fi 1126 ;; 1127 esac 1128 echo $RET 1129} 1130 1131# Return the executable suffix corresponding to host executables 1132get_prebuilt_host_exe_ext () 1133{ 1134 if [ "$MINGW" = "yes" ]; then 1135 echo ".exe" 1136 else 1137 echo "" 1138 fi 1139} 1140 1141# Find all archs from $NDK_DIR/platforms/android-* 1142# Return: the list of found arch names 1143find_ndk_archs () 1144{ 1145 local RESULT FOUND_ARCHS 1146 if [ ! -d $NDK_DIR/platforms ]; then 1147 echo "ERROR: Cannot find directory '$NDK_DIR/platforms'!" 1148 exit 1 1149 fi 1150 RESULT=$(ls $NDK_DIR/platforms/android-* | grep "arch-") 1151 for arch in $RESULT; do 1152 arch=$(basename $arch | sed -e 's/^arch-//') 1153 FOUND_ARCHS="$FOUND_ARCHS $arch" 1154 done 1155 echo "$(sort_uniq $FOUND_ARCHS)" 1156} 1157 1158# Find unknown archs from $NDK_DIR/platforms 1159# Return: arch names not in ndk default archs 1160find_ndk_unknown_archs() 1161{ 1162 local FOUND_ARCHS=$(find_ndk_archs) 1163 # TODO: x86_64 is here just to be found as known arch. 1164 # It can be removed as soon as it is added into $DEFAULT_ARCHS 1165 echo "$(filter_out "$DEFAULT_ARCHS x86_64" "$FOUND_ARCHS")" 1166} 1167 1168# Determine whether given arch is in unknown archs list 1169# $1: arch 1170# Return: yes or no 1171arch_in_unknown_archs() 1172{ 1173 local UNKNOWN_ARCH=$(find_ndk_unknown_archs | grep $1) 1174 if [ -z $UNKNOWN_ARCH ]; then 1175 echo "no" 1176 else 1177 echo "yes" 1178 fi 1179} 1180 1181# Convert an ABI name into an Architecture name 1182# $1: ABI name 1183# Result: Arch name 1184convert_abi_to_arch () 1185{ 1186 local RET 1187 local ABI=$1 1188 case $ABI in 1189 armeabi|armeabi-v7a) 1190 RET=arm 1191 ;; 1192 x86) 1193 RET=x86 1194 ;; 1195 mips) 1196 RET=mips 1197 ;; 1198 *) 1199 if [ "$(arch_in_unknown_archs $ABI)" = "yes" ]; then 1200 RET=$ABI 1201 else 1202 >&2 echo "ERROR: Unsupported ABI name: $ABI, use one of: armeabi, armeabi-v7a or x86 or mips" 1203 exit 1 1204 fi 1205 ;; 1206 esac 1207 echo "$RET" 1208} 1209 1210# Take architecture name as input, and output the list of corresponding ABIs 1211# Inverse for convert_abi_to_arch 1212# $1: ARCH name 1213# Out: ABI names list (comma-separated) 1214convert_arch_to_abi () 1215{ 1216 local RET 1217 local ARCH=$1 1218 case $ARCH in 1219 arm) 1220 RET=armeabi,armeabi-v7a 1221 ;; 1222 x86) 1223 RET=x86 1224 ;; 1225 mips) 1226 RET=mips 1227 ;; 1228 *) 1229 if [ "$(arch_in_unknown_archs $ARCH)" = "yes" ]; then 1230 RET=$ARCH 1231 else 1232 >&2 echo "ERROR: Unsupported ARCH name: $ARCH, use one of: arm, x86, mips" 1233 exit 1 1234 fi 1235 ;; 1236 esac 1237 echo "$RET" 1238} 1239 1240# Take a list of architecture names as input, and output the list of corresponding ABIs 1241# $1: ARCH names list (separated by spaces or commas) 1242# Out: ABI names list (comma-separated) 1243convert_archs_to_abis () 1244{ 1245 local RET 1246 for ARCH in $(commas_to_spaces $@); do 1247 ABI=$(convert_arch_to_abi $ARCH) 1248 if [ -n "$ABI" ]; then 1249 if [ -n "$RET" ]; then 1250 RET=$RET",$ABI" 1251 else 1252 RET=$ABI 1253 fi 1254 else # Error message is printed by convert_arch_to_abi 1255 exit 1 1256 fi 1257 done 1258 echo "$RET" 1259} 1260 1261# Return the default toolchain binary path prefix for given architecture and gcc version 1262# For example: arm 4.6 -> toolchains/arm-linux-androideabi-4.6/prebuilt/<system>/bin/arm-linux-androideabi- 1263# $1: Architecture name 1264# $2: GCC version 1265# $3: optional, system name, defaults to $HOST_TAG 1266get_toolchain_binprefix_for_arch () 1267{ 1268 local NAME PREFIX DIR BINPREFIX 1269 local SYSTEM=${3:-$(get_prebuilt_host_tag)} 1270 NAME=$(get_toolchain_name_for_arch $1 $2) 1271 PREFIX=$(get_default_toolchain_prefix_for_arch $1) 1272 DIR=$(get_toolchain_install . $NAME $SYSTEM) 1273 BINPREFIX=${DIR#./}/bin/$PREFIX- 1274 echo "$BINPREFIX" 1275} 1276 1277# Return llvm toolchain binary path prefix for given llvm version 1278# $1: llvm version 1279# $2: optional, system name, defaults to $HOST_TAG 1280get_llvm_toolchain_binprefix () 1281{ 1282 local NAME DIR BINPREFIX 1283 local SYSTEM=${2:-$(get_prebuilt_host_tag)} 1284 NAME=llvm-$1 1285 DIR=$(get_toolchain_install . $NAME $SYSTEM) 1286 BINPREFIX=${DIR#./}/bin/ 1287 echo "$BINPREFIX" 1288} 1289 1290# Return the default toochain binary path prefix for a given architecture 1291# For example: arm -> toolchains/arm-linux-androideabi-4.6/prebuilt/<system>/bin/arm-linux-androideabi- 1292# $1: Architecture name 1293# $2: optional, system name, defaults to $HOST_TAG 1294get_default_toolchain_binprefix_for_arch () 1295{ 1296 get_toolchain_binprefix_for_arch $1 $DEFAULT_GCC_VERSION $2 1297} 1298 1299# Return default API level for a given arch 1300# This is the level used to build the toolchains. 1301# 1302# $1: Architecture name 1303get_default_api_level_for_arch () 1304{ 1305 # For now, always build the toolchain against API level 9 1306 # (We have local toolchain patches under build/tools/toolchain-patches 1307 # to ensure that the result works on previous platforms properly). 1308 local LEVEL=9 1309 echo $LEVEL 1310} 1311 1312# Return the default platform sysroot corresponding to a given architecture 1313# This is the sysroot used to build the toolchain and other binaries like 1314# the STLport libraries. 1315# $1: Architecture name 1316get_default_platform_sysroot_for_arch () 1317{ 1318 local LEVEL=$(get_default_api_level_for_arch $1) 1319 echo "platforms/android-$LEVEL/arch-$1" 1320} 1321 1322# Guess what? 1323get_default_platform_sysroot_for_abi () 1324{ 1325 local ARCH=$(convert_abi_to_arch $1) 1326 $(get_default_platform_sysroot_for_arch $ARCH) 1327} 1328 1329 1330 1331# Return the host/build specific path for prebuilt toolchain binaries 1332# relative to $1. 1333# 1334# $1: target root NDK directory 1335# $2: toolchain name 1336# $3: optional, host system name 1337# 1338get_toolchain_install () 1339{ 1340 local NDK="$1" 1341 shift 1342 echo "$NDK/$(get_toolchain_install_subdir "$@")" 1343} 1344 1345# $1: toolchain name 1346# $2: optional, host system name 1347get_toolchain_install_subdir () 1348{ 1349 local SYSTEM=${2:-$(get_prebuilt_host_tag)} 1350 echo "toolchains/$1/prebuilt/$SYSTEM" 1351} 1352 1353# Return the relative install prefix for prebuilt host 1354# executables (relative to the NDK top directory). 1355# NOTE: This deals with MINGW==yes or DARWIN==yes appropriately 1356# 1357# $1: optional, system name 1358# Out: relative path to prebuilt install prefix 1359get_prebuilt_install_prefix () 1360{ 1361 local TAG=${1:-$(get_prebuilt_host_tag)} 1362 echo "prebuilt/$TAG" 1363} 1364 1365# Return the relative path of an installed prebuilt host 1366# executable 1367# NOTE: This deals with MINGW==yes or DARWIN==yes appropriately. 1368# 1369# $1: executable name 1370# $2: optional, host system name 1371# Out: path to prebuilt host executable, relative 1372get_prebuilt_host_exec () 1373{ 1374 local PREFIX EXE 1375 PREFIX=$(get_prebuilt_install_prefix $2) 1376 EXE=$(get_prebuilt_host_exe_ext) 1377 echo "$PREFIX/bin/$1$EXE" 1378} 1379 1380# Return the name of a given host executable 1381# $1: executable base name 1382# Out: executable name, with optional suffix (e.g. .exe for windows) 1383get_host_exec_name () 1384{ 1385 local EXE=$(get_prebuilt_host_exe_ext) 1386 echo "$1$EXE" 1387} 1388 1389# Return the directory where host-specific binaries are installed. 1390# $1: target root NDK directory 1391get_host_install () 1392{ 1393 echo "$1/$(get_prebuilt_install_prefix)" 1394} 1395 1396# Set the toolchain target NDK location. 1397# this sets TOOLCHAIN_PATH and TOOLCHAIN_PREFIX 1398# $1: target NDK path 1399# $2: toolchain name 1400set_toolchain_ndk () 1401{ 1402 TOOLCHAIN_PATH=`get_toolchain_install "$1" $2` 1403 log "Using toolchain path: $TOOLCHAIN_PATH" 1404 1405 TOOLCHAIN_PREFIX=$TOOLCHAIN_PATH/bin/$ABI_CONFIGURE_TARGET 1406 log "Using toolchain prefix: $TOOLCHAIN_PREFIX" 1407} 1408 1409# Check that a toolchain is properly installed at a target NDK location 1410# 1411# $1: target root NDK directory 1412# $2: toolchain name 1413# 1414check_toolchain_install () 1415{ 1416 TOOLCHAIN_PATH=`get_toolchain_install "$1" $2` 1417 if [ ! -d "$TOOLCHAIN_PATH" ] ; then 1418 echo "ERROR: Cannot find directory '$TOOLCHAIN_PATH'!" 1419 echo " Toolchain '$2' not installed in '$NDK_DIR'!" 1420 echo " Ensure that the toolchain has been installed there before." 1421 exit 1 1422 fi 1423 1424 set_toolchain_ndk $1 $2 1425} 1426 1427# $1: toolchain source directory 1428check_toolchain_src_dir () 1429{ 1430 local SRC_DIR="$1" 1431 if [ -z "$SRC_DIR" ]; then 1432 echo "ERROR: Please provide the path to the toolchain source tree. See --help" 1433 exit 1 1434 fi 1435 1436 if [ ! -d "$SRC_DIR" ]; then 1437 echo "ERROR: Not a directory: '$SRC_DIR'" 1438 exit 1 1439 fi 1440 1441 if [ ! -f "$SRC_DIR/build/configure" -o ! -d "$SRC_DIR/gcc" ]; then 1442 echo "ERROR: Either the file $SRC_DIR/build/configure or" 1443 echo " the directory $SRC_DIR/gcc does not exist." 1444 echo "This is not the top of a toolchain tree: $SRC_DIR" 1445 echo "You must give the path to a copy of the toolchain source directories" 1446 echo "created by 'download-toolchain-sources.sh." 1447 exit 1 1448 fi 1449} 1450 1451# 1452# The NDK_TMPDIR variable is used to specify a root temporary directory 1453# when invoking toolchain build scripts. If it is not defined, we will 1454# create one here, and export the value to ensure that any scripts we 1455# call after that use the same one. 1456# 1457if [ -z "$NDK_TMPDIR" ]; then 1458 NDK_TMPDIR=/tmp/ndk-$USER/tmp/build-$$ 1459 mkdir -p $NDK_TMPDIR 1460 if [ $? != 0 ]; then 1461 echo "ERROR: Could not create NDK_TMPDIR: $NDK_TMPDIR" 1462 exit 1 1463 fi 1464 export NDK_TMPDIR 1465fi 1466 1467# Define HOST_TAG32, as the 32-bit version of HOST_TAG 1468# We do this by replacing an -x86_64 suffix by -x86 1469HOST_TAG32=$HOST_TAG 1470case $HOST_TAG32 in 1471 *-x86_64) 1472 HOST_TAG32=${HOST_TAG%%_64} 1473 ;; 1474esac 1475