chiark - git - mdw - termux-packages/blob - build-package.sh

   1 #!/bin/bash
   2
   3 set -e -o pipefail -u
   4
   5 # Utility function to log an error message and exit with an error code.
   6 termux_error_exit() {
   7         echo "ERROR: $*" 1>&2
   8         exit 1
   9 }
  10
  11 # Utility function to download a resource, optionally checking against a checksum.
  12 termux_download() {
  13         local URL="$1"
  14         local DESTINATION="$2"
  15         local TMPFILE
  16         TMPFILE=$(mktemp "$TERMUX_PKG_TMPDIR/download.$TERMUX_PKG_NAME.XXXXXXXXX")
  17         echo "Downloading ${URL}"
  18         local TRYMAX=6
  19         for try in $(seq 1 $TRYMAX); do
  20                 if curl -L --fail --retry 2 -o "$TMPFILE" "$URL"; then
  21                         local ACTUAL_CHECKSUM
  22                         ACTUAL_CHECKSUM=$(sha256sum "$TMPFILE" | cut -f 1 -d ' ')
  23                         if [ $# = 3 ] && [ -n "$3" ]; then
  24                                 # Optional checksum argument:
  25                                 local EXPECTED=$3
  26                                 if [ "$EXPECTED" != "$ACTUAL_CHECKSUM" ]; then
  27                                         >&2 printf "Wrong checksum for %s:\nExpected: %s\nActual:   %s\n" \
  28                                                    "$URL" "$EXPECTED" "$ACTUAL_CHECKSUM"
  29                                         exit 1
  30                                 fi
  31                         else
  32                                 printf "No validation of checksum for %s:\nActual: %s\n" \
  33                                        "$URL" "$ACTUAL_CHECKSUM"
  34                         fi
  35                         mv "$TMPFILE" "$DESTINATION"
  36                         return
  37                 else
  38                         echo "Download of $URL failed (attempt $try/$TRYMAX)" 1>&2
  39                         sleep 45
  40                 fi
  41         done
  42
  43         termux_error_exit "Failed to download $URL"
  44 }
  45
  46 # Utility function for golang-using packages to setup a go toolchain.
  47 termux_setup_golang () {
  48         export GOOS=android
  49         export CGO_ENABLED=1
  50         export GO_LDFLAGS="-extldflags=-pie"
  51         if [ "$TERMUX_ARCH" = "arm" ]; then
  52                 export GOARCH=arm
  53                 export GOARM=7
  54         elif [ "$TERMUX_ARCH" = "i686" ]; then
  55                 export GOARCH=386
  56                 export GO386=sse2
  57         elif [ "$TERMUX_ARCH" = "aarch64" ]; then
  58                 export GOARCH=arm64
  59         elif [ "$TERMUX_ARCH" = "x86_64" ]; then
  60                 export GOARCH=amd64
  61         else
  62                 termux_error_exit "Unsupported arch: $TERMUX_ARCH"
  63         fi
  64
  65         local TERMUX_GO_VERSION=go1.7.4
  66         local TERMUX_GO_PLATFORM=linux-amd64
  67         test "$(uname)" = "Darwin" && TERMUX_GO_PLATFORM=darwin-amd64
  68
  69         export TERMUX_BUILDGO_FOLDER=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}
  70         export GOROOT=$TERMUX_BUILDGO_FOLDER
  71         export PATH=$GOROOT/bin:$PATH
  72
  73         if [ -d "$TERMUX_BUILDGO_FOLDER" ]; then return; fi
  74
  75         local TERMUX_BUILDGO_TAR=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz
  76         rm -Rf "$TERMUX_COMMON_CACHEDIR/go" "$TERMUX_BUILDGO_FOLDER"
  77         termux_download https://storage.googleapis.com/golang/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz \
  78                         "$TERMUX_BUILDGO_TAR"
  79         ( cd "$TERMUX_COMMON_CACHEDIR"; tar xf "$TERMUX_BUILDGO_TAR"; mv go "$TERMUX_BUILDGO_FOLDER"; rm "$TERMUX_BUILDGO_TAR" )
  80 }
  81
  82 # First step is to handle command-line arguments. Not to be overridden by packages.
  83 termux_step_handle_arguments() {
  84         # shellcheck source=/dev/null
  85         test -f "$HOME/.termuxrc" && source "$HOME/.termuxrc"
  86
  87         # Handle command-line arguments:
  88         _show_usage () {
  89             echo "Usage: ./build-package.sh [-a ARCH] [-d] [-D] PACKAGE"
  90             echo "Build a package by creating a .deb file in the debs/ folder."
  91             echo "  -a The architecture to build for: aarch64(default), arm, i686, x86_64 or all."
  92             echo "  -d Build with debug symbols."
  93             echo "  -D Build a disabled package in disabled-packages/."
  94             echo "  -s Skip dependency check."
  95             exit 1
  96         }
  97         while getopts :a:hdDs option; do
  98                 case "$option" in
  99                 a) TERMUX_ARCH="$OPTARG";;
 100                 h) _show_usage;;
 101                 d) TERMUX_DEBUG=true;;
 102                 D) local TERMUX_IS_DISABLED=true;;
 103                 s) export TERMUX_SKIP_DEPCHECK=true;;
 104                 ?) termux_error_exit "./build-package.sh: illegal option -$OPTARG";;
 105                 esac
 106         done
 107         shift $((OPTIND-1))
 108
 109         if [ "$#" -ne 1 ]; then _show_usage; fi
 110         unset -f _show_usage
 111
 112         # Handle 'all' arch:
 113         if [ -n "${TERMUX_ARCH+x}" ] && [ "${TERMUX_ARCH}" = 'all' ]; then
 114                 for arch in 'arm' 'i686' 'aarch64' 'x86_64'; do
 115                         ./build-package.sh -a $arch "$1"
 116                 done
 117                 exit
 118         fi
 119
 120         # Check the package to build:
 121         TERMUX_PKG_NAME=$(basename "$1")
 122         export TERMUX_SCRIPTDIR
 123         TERMUX_SCRIPTDIR=$(cd "$(dirname "$0")"; pwd)
 124         if [[ $1 == *"/"* ]]; then
 125                 # Path to directory which may be outside this repo:
 126                 if [ ! -d "$1" ]; then termux_error_exit "'$1' seems to be a path but is not a directory"; fi
 127                 export TERMUX_PKG_BUILDER_DIR
 128                 TERMUX_PKG_BUILDER_DIR=$(realpath "$1")
 129         else
 130                 # Package name:
 131                 if [ -n "${TERMUX_IS_DISABLED=""}" ]; then
 132                         export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/disabled-packages/$TERMUX_PKG_NAME
 133                 else
 134                         export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/packages/$TERMUX_PKG_NAME
 135                 fi
 136         fi
 137         TERMUX_PKG_BUILDER_SCRIPT=$TERMUX_PKG_BUILDER_DIR/build.sh
 138         if test ! -f "$TERMUX_PKG_BUILDER_SCRIPT"; then
 139                 termux_error_exit "No build.sh script at package dir $TERMUX_PKG_BUILDER_DIR!"
 140         fi
 141 }
 142
 143 # Setup variables used by the build. Not to be overridden by packages.
 144 termux_step_setup_variables() {
 145         : "${ANDROID_HOME:="${HOME}/lib/android-sdk"}"
 146         : "${NDK:="${HOME}/lib/android-ndk"}"
 147         : "${TERMUX_MAKE_PROCESSES:="4"}"
 148         : "${TERMUX_TOPDIR:="$HOME/.termux-build"}"
 149         : "${TERMUX_ARCH:="aarch64"}" # arm, aarch64, i686 or x86_64.
 150         : "${TERMUX_PREFIX:="/data/data/com.termux/files/usr"}"
 151         : "${TERMUX_ANDROID_HOME:="/data/data/com.termux/files/home"}"
 152         : "${TERMUX_DEBUG:=""}"
 153         : "${TERMUX_API_LEVEL:="21"}"
 154         : "${TERMUX_ANDROID_BUILD_TOOLS_VERSION:="24.0.1"}"
 155         : "${TERMUX_NDK_VERSION:="13"}"
 156
 157         if [ "x86_64" = "$TERMUX_ARCH" -o "aarch64" = "$TERMUX_ARCH" ]; then
 158                 TERMUX_ARCH_BITS=64
 159         else
 160                 TERMUX_ARCH_BITS=32
 161         fi
 162
 163         TERMUX_HOST_PLATFORM="${TERMUX_ARCH}-linux-android"
 164         if [ "$TERMUX_ARCH" = "arm" ]; then TERMUX_HOST_PLATFORM="${TERMUX_HOST_PLATFORM}eabi"; fi
 165
 166         if [ ! -d "$NDK" ]; then
 167                 termux_error_exit 'NDK not pointing at a directory!'
 168         fi
 169         if ! grep -s -q "Pkg.Revision = $TERMUX_NDK_VERSION" "$NDK/source.properties"; then
 170                 termux_error_exit "Wrong NDK version - we need $TERMUX_NDK_VERSION"
 171         fi
 172
 173         # The build tuple that may be given to --build configure flag:
 174         TERMUX_BUILD_TUPLE=$(sh "$TERMUX_SCRIPTDIR/scripts/config.guess")
 175
 176         # We do not put all of build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/ into PATH
 177         # to avoid stuff like arm-linux-androideabi-ld there to conflict with ones from
 178         # the standalone toolchain.
 179         TERMUX_DX=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/dx
 180         TERMUX_JACK=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/jack.jar
 181         TERMUX_JILL=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/jill.jar
 182
 183         TERMUX_COMMON_CACHEDIR="$TERMUX_TOPDIR/_cache"
 184         TERMUX_DEBDIR="$TERMUX_SCRIPTDIR/debs"
 185         TERMUX_ELF_CLEANER=$TERMUX_COMMON_CACHEDIR/termux-elf-cleaner
 186
 187         TERMUX_STANDALONE_TOOLCHAIN="$TERMUX_TOPDIR/_lib/toolchain-${TERMUX_ARCH}-ndk${TERMUX_NDK_VERSION}-api${TERMUX_API_LEVEL}"
 188         # Bump the below version if a change is made in toolchain setup to ensure
 189         # that everyone gets an updated toolchain:
 190         TERMUX_STANDALONE_TOOLCHAIN+="-v3"
 191
 192         export TERMUX_TAR="tar"
 193         export TERMUX_TOUCH="touch"
 194         test "$(uname)" = "Darwin" && TERMUX_TAR=gtar
 195         test "$(uname)" = "Darwin" && TERMUX_TOUCH=gtouch
 196         export prefix=${TERMUX_PREFIX}
 197         export PREFIX=${TERMUX_PREFIX}
 198         export PKG_CONFIG_LIBDIR=$TERMUX_PREFIX/lib/pkgconfig
 199
 200         TERMUX_PKG_BUILDDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/build
 201         TERMUX_PKG_CACHEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/cache
 202         TERMUX_PKG_MASSAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/massage
 203         TERMUX_PKG_PACKAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/package
 204         TERMUX_PKG_SRCDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/src
 205         TERMUX_PKG_SHA256=""
 206         TERMUX_PKG_TMPDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/tmp
 207         TERMUX_PKG_HOSTBUILD_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/host-build
 208         TERMUX_PKG_PLATFORM_INDEPENDENT=""
 209         TERMUX_PKG_NO_DEVELSPLIT=""
 210         TERMUX_PKG_BUILD_REVISION="0" # http://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-Version
 211         TERMUX_PKG_EXTRA_CONFIGURE_ARGS=""
 212         TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS=""
 213         TERMUX_PKG_EXTRA_MAKE_ARGS=""
 214         TERMUX_PKG_BUILD_IN_SRC=""
 215         TERMUX_PKG_RM_AFTER_INSTALL=""
 216         TERMUX_PKG_DEPENDS=""
 217         TERMUX_PKG_HOMEPAGE=""
 218         TERMUX_PKG_DESCRIPTION="FIXME:Add description"
 219         TERMUX_PKG_FOLDERNAME=""
 220         TERMUX_PKG_KEEP_STATIC_LIBRARIES="false"
 221         TERMUX_PKG_ESSENTIAL=""
 222         TERMUX_PKG_CONFLICTS="" # https://www.debian.org/doc/debian-policy/ch-relationships.html#s-conflicts
 223         TERMUX_PKG_REPLACES=""
 224         TERMUX_PKG_CONFFILES=""
 225         TERMUX_PKG_INCLUDE_IN_DEVPACKAGE=""
 226         TERMUX_PKG_DEVPACKAGE_DEPENDS=""
 227         # Set if a host build should be done in TERMUX_PKG_HOSTBUILD_DIR:
 228         TERMUX_PKG_HOSTBUILD=""
 229         TERMUX_PKG_MAINTAINER="Fredrik Fornwall @fornwall"
 230         TERMUX_PKG_CLANG=no
 231
 232         unset CFLAGS CPPFLAGS LDFLAGS CXXFLAGS
 233 }
 234
 235 # Save away and restore build setups which may change between builds.
 236 termux_step_handle_buildarch() {
 237         # If $TERMUX_PREFIX already exists, it may have been built for a different arch
 238         local TERMUX_ARCH_FILE=/data/TERMUX_ARCH
 239         if [ -f "${TERMUX_ARCH_FILE}" ]; then
 240                 local TERMUX_PREVIOUS_ARCH
 241                 TERMUX_PREVIOUS_ARCH=$(cat $TERMUX_ARCH_FILE)
 242                 if [ "$TERMUX_PREVIOUS_ARCH" != "$TERMUX_ARCH" ]; then
 243                         local TERMUX_DATA_BACKUPDIRS=$TERMUX_TOPDIR/_databackups
 244                         mkdir -p "$TERMUX_DATA_BACKUPDIRS"
 245                         local TERMUX_DATA_PREVIOUS_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_PREVIOUS_ARCH
 246                         local TERMUX_DATA_CURRENT_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_ARCH
 247                         # Save current /data (removing old backup if any)
 248                         if test -e "$TERMUX_DATA_PREVIOUS_BACKUPDIR"; then
 249                                 termux_error_exit "Directory already exists"
 250                         fi
 251                         mv /data/data "$TERMUX_DATA_PREVIOUS_BACKUPDIR"
 252                         # Restore new one (if any)
 253                         if [ -d "$TERMUX_DATA_CURRENT_BACKUPDIR" ]; then
 254                                 mv "$TERMUX_DATA_CURRENT_BACKUPDIR" /data/data
 255                         fi
 256                 fi
 257         fi
 258
 259         # Keep track of current arch we are building for.
 260         echo "$TERMUX_ARCH" > $TERMUX_ARCH_FILE
 261 }
 262
 263 # Source the package build script and start building. No to be overridden by packages.
 264 termux_step_start_build() {
 265         # shellcheck source=/dev/null
 266         source "$TERMUX_PKG_BUILDER_SCRIPT"
 267
 268         if [ -n "${TERMUX_PKG_BLACKLISTED_ARCHES:=""}" ] && [ "$TERMUX_PKG_BLACKLISTED_ARCHES" != "${TERMUX_PKG_BLACKLISTED_ARCHES/$TERMUX_ARCH/}" ]; then
 269                 echo "Skipping building $TERMUX_PKG_NAME for arch $TERMUX_ARCH"
 270                 exit 0
 271         fi
 272
 273         if [ -z "${TERMUX_SKIP_DEPCHECK:=""}" ]; then
 274                 for p in $(./scripts/buildorder.py "$TERMUX_PKG_NAME"); do
 275                         if [ "$p" != "$TERMUX_PKG_NAME" ]; then
 276                                 echo "Building dependency $p if necessary..."
 277                                 ./build-package.sh -a $TERMUX_ARCH -s "$p"
 278                         fi
 279                 done
 280         fi
 281
 282         TERMUX_PKG_FULLVERSION=$TERMUX_PKG_VERSION
 283         if [ "$TERMUX_PKG_BUILD_REVISION" != "0" ] || [ "$TERMUX_PKG_FULLVERSION" != "${TERMUX_PKG_FULLVERSION/-/}" ]; then
 284                 # "0" is the default revision, so only include it if the upstream versions contains "-" itself
 285                 TERMUX_PKG_FULLVERSION+="-$TERMUX_PKG_BUILD_REVISION"
 286         fi
 287
 288         if [ -z "$TERMUX_DEBUG" ] && [ -e "/data/data/.built-packages/$TERMUX_PKG_NAME" ]; then
 289                 if [ "$(cat "/data/data/.built-packages/$TERMUX_PKG_NAME")" = "$TERMUX_PKG_FULLVERSION" ]; then
 290                         echo "$TERMUX_PKG_NAME@$TERMUX_PKG_FULLVERSION built - skipping (rm /data/data/.built-packages/$TERMUX_PKG_NAME to force rebuild)"
 291                         exit 0
 292                 fi
 293         fi
 294
 295         # Cleanup old state:
 296         rm -Rf "$TERMUX_PKG_BUILDDIR" \
 297                 "$TERMUX_PKG_PACKAGEDIR" \
 298                 "$TERMUX_PKG_SRCDIR" \
 299                 "$TERMUX_PKG_TMPDIR" \
 300                 "$TERMUX_PKG_MASSAGEDIR"
 301
 302         # Ensure folders present (but not $TERMUX_PKG_SRCDIR, it will be created in build)
 303         mkdir -p "$TERMUX_COMMON_CACHEDIR" \
 304                 "$TERMUX_DEBDIR" \
 305                  "$TERMUX_PKG_BUILDDIR" \
 306                  "$TERMUX_PKG_PACKAGEDIR" \
 307                  "$TERMUX_PKG_TMPDIR" \
 308                  "$TERMUX_PKG_CACHEDIR" \
 309                  "$TERMUX_PKG_MASSAGEDIR" \
 310                  $PKG_CONFIG_LIBDIR \
 311                  $TERMUX_PREFIX/{bin,etc,lib,libexec,share,tmp,include}
 312
 313         # Make $TERMUX_PREFIX/bin/sh executable on the builder, so that build
 314         # scripts can assume that it works on both builder and host later on:
 315         ln -f -s /bin/sh "$TERMUX_PREFIX/bin/sh"
 316
 317         TERMUX_ELF_CLEANER_SRC=$TERMUX_SCRIPTDIR/packages/termux-elf-cleaner/termux-elf-cleaner.cpp
 318         if [ "$TERMUX_ELF_CLEANER_SRC" -nt "$TERMUX_ELF_CLEANER" ]; then
 319                 g++ -std=c++11 -Wall -Wextra -pedantic -Os "$TERMUX_ELF_CLEANER_SRC" -o "$TERMUX_ELF_CLEANER"
 320         fi
 321
 322         if [ -n "$TERMUX_PKG_BUILD_IN_SRC" ]; then
 323                 echo "Building in src due to TERMUX_PKG_BUILD_IN_SRC being set" > "$TERMUX_PKG_BUILDDIR/BUILDING_IN_SRC.txt"
 324                 TERMUX_PKG_BUILDDIR=$TERMUX_PKG_SRCDIR
 325         fi
 326
 327         echo "termux - building $TERMUX_PKG_NAME for arch $TERMUX_ARCH..."
 328         test -t 1 && printf "\033]0;%s...\007" "$TERMUX_PKG_NAME"
 329
 330         # Add a pkg-config file for the system zlib
 331         cat > "$PKG_CONFIG_LIBDIR/zlib.pc" <<-HERE
 332                 Name: zlib
 333                 Description: zlib compression library
 334                 Version: 1.2.8
 335                 Requires:
 336                 Libs: -lz
 337         HERE
 338
 339         # Keep track of when build started so we can see what files have been created.
 340         # We start by sleeping so that any generated files above (such as zlib.pc) get
 341         # an older timestamp than the TERMUX_BUILD_TS_FILE.
 342         sleep 1
 343         TERMUX_BUILD_TS_FILE=$TERMUX_PKG_TMPDIR/timestamp_$TERMUX_PKG_NAME
 344         touch "$TERMUX_BUILD_TS_FILE"
 345 }
 346
 347 # Run just after sourcing $TERMUX_PKG_BUILDER_SCRIPT. May be overridden by packages.
 348 termux_step_extract_package () {
 349         if [ -z "${TERMUX_PKG_SRCURL:=""}" ]; then
 350                 mkdir -p "$TERMUX_PKG_SRCDIR"
 351                 return
 352         fi
 353         cd "$TERMUX_PKG_TMPDIR"
 354         local filename
 355         filename=$(basename "$TERMUX_PKG_SRCURL")
 356         local file="$TERMUX_PKG_CACHEDIR/$filename"
 357         test ! -f "$file" && termux_download "$TERMUX_PKG_SRCURL" "$file" "$TERMUX_PKG_SHA256"
 358
 359         if [ "x$TERMUX_PKG_FOLDERNAME" = "x" ]; then
 360                 folder=`basename $filename .tar.bz2` && folder=`basename $folder .tar.gz` && folder=`basename $folder .tar.xz` && folder=`basename $folder .tar.lz` && folder=`basename $folder .tgz` && folder=`basename $folder .zip`
 361                 folder=`echo $folder | sed 's/_/-/'` # dpkg uses _ in tar filename, but - in folder
 362         else
 363                 folder=$TERMUX_PKG_FOLDERNAME
 364         fi
 365         rm -Rf $folder
 366         if [ "${file##*.}" = zip ]; then
 367                 unzip -q "$file"
 368         else
 369                 $TERMUX_TAR xf "$file"
 370         fi
 371         mv $folder "$TERMUX_PKG_SRCDIR"
 372 }
 373
 374 # Hook for packages to act just after the package has been extracted.
 375 termux_step_post_extract_package () {
 376         return
 377 }
 378
 379 # Optional host build. Not to be overridden by packages.
 380 termux_step_handle_hostbuild() {
 381         if [ "x$TERMUX_PKG_HOSTBUILD" = "x" ]; then return; fi
 382         cd "$TERMUX_PKG_SRCDIR"
 383         for patch in $TERMUX_PKG_BUILDER_DIR/*.patch.beforehostbuild; do
 384                 test -f "$patch" && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$patch" | patch --silent -p1
 385         done
 386         mkdir -p "$TERMUX_PKG_HOSTBUILD_DIR"
 387         if [ -f "$TERMUX_PKG_HOSTBUILD_DIR/TERMUX_BUILT_FOR_$TERMUX_PKG_VERSION" ]; then
 388                 echo "Using already built host build"
 389         else
 390                 cd "$TERMUX_PKG_HOSTBUILD_DIR"
 391                 termux_step_host_build
 392                 touch $TERMUX_PKG_HOSTBUILD_DIR/TERMUX_BUILT_FOR_$TERMUX_PKG_VERSION
 393         fi
 394 }
 395
 396 # Perform a host build. Will be called in $TERMUX_PKG_HOSTBUILD_DIR.
 397 # After termux_step_post_extract_package() and before termux_step_patch_package()
 398 termux_step_host_build () {
 399         "$TERMUX_PKG_SRCDIR/configure" ${TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS}
 400         make -j $TERMUX_MAKE_PROCESSES
 401 }
 402
 403 # Setup a standalone Android NDK toolchain. Not to be overridden by packages.
 404 termux_step_setup_toolchain() {
 405         # We put this after system PATH to avoid picking up toolchain stripped python
 406         export PATH=$PATH:$TERMUX_STANDALONE_TOOLCHAIN/bin
 407
 408         export AR=$TERMUX_HOST_PLATFORM-ar
 409         if [ "$TERMUX_PKG_CLANG" = "no" ]; then
 410                 export AS=${TERMUX_HOST_PLATFORM}-gcc
 411                 export CC=$TERMUX_HOST_PLATFORM-gcc
 412                 export CXX=$TERMUX_HOST_PLATFORM-g++
 413                 _SPECSFLAG=" -specs=$TERMUX_SCRIPTDIR/termux.spec"
 414         else
 415                 export AS=${TERMUX_HOST_PLATFORM}-gcc
 416                 export CC=$TERMUX_HOST_PLATFORM-clang
 417                 export CXX=$TERMUX_HOST_PLATFORM-clang++
 418                 # TODO: clang does not have specs file, how to ensure pie
 419                 # binaries gets built?
 420                 _SPECSFLAG=""
 421         fi
 422         export CPP=${TERMUX_HOST_PLATFORM}-cpp
 423         export CC_FOR_BUILD=gcc
 424         export LD=$TERMUX_HOST_PLATFORM-ld
 425         export OBJDUMP=$TERMUX_HOST_PLATFORM-objdump
 426         # Setup pkg-config for cross-compiling:
 427         export PKG_CONFIG=$TERMUX_STANDALONE_TOOLCHAIN/bin/${TERMUX_HOST_PLATFORM}-pkg-config
 428         export RANLIB=$TERMUX_HOST_PLATFORM-ranlib
 429         export READELF=$TERMUX_HOST_PLATFORM-readelf
 430         export STRIP=$TERMUX_HOST_PLATFORM-strip
 431
 432         export CFLAGS="$_SPECSFLAG"
 433         export LDFLAGS="$_SPECSFLAG -L${TERMUX_PREFIX}/lib"
 434         # Android 7 started to support DT_RUNPATH (but not DT_RPATH), so we may want
 435         # LDFLAGS+="-Wl,-rpath=$TERMUX_PREFIX/lib -Wl,--enable-new-dtags"
 436         # and no longer remove DT_RUNPATH in termux-elf-cleaner.
 437
 438         if [ "$TERMUX_ARCH" = "arm" ]; then
 439                 CFLAGS+=" -march=armv7-a -mfpu=neon -mfloat-abi=softfp"
 440                 # "first flag instructs the linker to pick libgcc.a, libgcov.a, and
 441                 # crt*.o, which are tailored for armv7-a"
 442                 # - https://developer.android.com/ndk/guides/standalone_toolchain.html
 443                 LDFLAGS+=" -march=armv7-a -Wl,--fix-cortex-a8"
 444         elif [ "$TERMUX_ARCH" = "i686" ]; then
 445                 # From $NDK/docs/CPU-ARCH-ABIS.html:
 446                 CFLAGS+=" -march=i686 -msse3 -mstackrealign -mfpmath=sse"
 447         elif [ "$TERMUX_ARCH" = "aarch64" ]; then
 448                 LDFLAGS+=" -Wl,-rpath-link,$TERMUX_PREFIX/lib"
 449                 LDFLAGS+=" -Wl,-rpath-link,$TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/lib"
 450         elif [ "$TERMUX_ARCH" = "x86_64" ]; then
 451                 :
 452         else
 453                 termux_error_exit "Invalid arch '$TERMUX_ARCH' - support arches are 'arm', 'i686', 'aarch64', 'x86_64'"
 454         fi
 455
 456         if [ -n "$TERMUX_DEBUG" ]; then
 457                 CFLAGS+=" -g3 -O1 -fstack-protector --param ssp-buffer-size=4 -D_FORTIFY_SOURCE=2"
 458         else
 459                 CFLAGS+=" -Os"
 460         fi
 461
 462         export CXXFLAGS="$CFLAGS"
 463         export CPPFLAGS="-I${TERMUX_PREFIX}/include"
 464
 465         if [ "$TERMUX_PKG_DEPENDS" != "${TERMUX_PKG_DEPENDS/libandroid-support/}" ]; then
 466                 # If using the android support library, link to it and include its headers as system headers:
 467                 CPPFLAGS+=" -isystem $TERMUX_PREFIX/include/libandroid-support"
 468                 LDFLAGS+=" -landroid-support"
 469         fi
 470
 471         export ac_cv_func_getpwent=no
 472         export ac_cv_func_getpwnam=no
 473         export ac_cv_func_getpwuid=no
 474
 475         if [ ! -d $TERMUX_STANDALONE_TOOLCHAIN ]; then
 476                 # Do not put toolchain in place until we are done with setup, to avoid having a half setup
 477                 # toolchain left in place if something goes wrong (or process is just aborted):
 478                 _TERMUX_TOOLCHAIN_TMPDIR=${TERMUX_STANDALONE_TOOLCHAIN}-tmp
 479                 rm -Rf $_TERMUX_TOOLCHAIN_TMPDIR
 480
 481                 local _NDK_ARCHNAME=$TERMUX_ARCH
 482                 if [ "$TERMUX_ARCH" = "aarch64" ]; then
 483                         _NDK_ARCHNAME=arm64
 484                 elif [ "$TERMUX_ARCH" = "i686" ]; then
 485                         _NDK_ARCHNAME=x86
 486                 fi
 487                 "$NDK/build/tools/make_standalone_toolchain.py" \
 488                         --api "$TERMUX_API_LEVEL" \
 489                         --arch $_NDK_ARCHNAME \
 490                         --install-dir $_TERMUX_TOOLCHAIN_TMPDIR
 491
 492                 if [ "$TERMUX_ARCH" = "arm" ]; then
 493                         # Fix to allow e.g. <bits/c++config.h> to be included:
 494                         cp $_TERMUX_TOOLCHAIN_TMPDIR/include/c++/4.9.x/arm-linux-androideabi/armv7-a/bits/* \
 495                                 $_TERMUX_TOOLCHAIN_TMPDIR/include/c++/4.9.x/bits
 496                 fi
 497
 498                 cd $_TERMUX_TOOLCHAIN_TMPDIR/sysroot
 499
 500                 for f in $TERMUX_SCRIPTDIR/ndk_patches/*.patch; do
 501                         sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$f" | \
 502                                 sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
 503                                 patch --silent -p1;
 504                 done
 505                 # elf.h is taken from glibc since the elf.h in the NDK is lacking.
 506                 # sysexits.h is header-only and used by a few programs.
 507                 cp "$TERMUX_SCRIPTDIR"/ndk_patches/{elf.h,sysexits.h} $_TERMUX_TOOLCHAIN_TMPDIR/sysroot/usr/include
 508
 509                 $TERMUX_ELF_CLEANER usr/lib/*.so
 510
 511                 # zlib is really version 1.2.8 in the Android platform (at least
 512                 # starting from Android 5), not older as the NDK headers claim.
 513                 for file in zconf.h zlib.h; do
 514                         curl -o $_TERMUX_TOOLCHAIN_TMPDIR/sysroot/usr/include/$file \
 515                                 https://raw.githubusercontent.com/madler/zlib/v1.2.8/$file
 516                 done
 517                 unset file
 518
 519                 mv $_TERMUX_TOOLCHAIN_TMPDIR $TERMUX_STANDALONE_TOOLCHAIN
 520         fi
 521
 522         if [ ! -f $TERMUX_PREFIX/lib/libstdc++.so ]; then
 523                 # Setup libgnustl_shared.so in $PREFIX/lib and libstdc++.so as a symlink to it,
 524                 # so that other C++ using packages links to it instead of the default android
 525                 # C++ library which does not support exceptions or STL:
 526                 # https://developer.android.com/ndk/guides/cpp-support.html
 527                 # We do however want to avoid installing this, to avoid problems where e.g.
 528                 # libm.so on some i686 devices links against libstdc++.so.
 529                 # The libgnustl_shared.so library will be packaged in the libgnustl package
 530                 # which is part of the base Termux installation.
 531                 mkdir -p "$TERMUX_PREFIX/lib"
 532                 cd "$TERMUX_PREFIX/lib"
 533                 _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/libgnustl_shared.so
 534                 if [ "$TERMUX_ARCH" = arm ]; then
 535                         _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/armv7-a/libgnustl_shared.so
 536                 elif [ "$TERMUX_ARCH" = x86_64 ]; then
 537                         _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib64/libgnustl_shared.so
 538                 fi
 539                 cp "$_STL_LIBFILE" .
 540                 ln -f -s libgnustl_shared.so libstdc++.so
 541         fi
 542
 543         # Create a pkg-config wrapper. We use path to host pkg-config to
 544         # avoid picking up a cross-compiled pkg-config later on.
 545         local _HOST_PKGCONFIG
 546         _HOST_PKGCONFIG=$(which pkg-config)
 547         mkdir -p $TERMUX_STANDALONE_TOOLCHAIN/bin "$PKG_CONFIG_LIBDIR"
 548         cat > "$PKG_CONFIG" <<-HERE
 549                 #!/bin/sh
 550                 export PKG_CONFIG_DIR=
 551                 export PKG_CONFIG_LIBDIR=$PKG_CONFIG_LIBDIR
 552                 exec $_HOST_PKGCONFIG "\$@"
 553         HERE
 554         chmod +x "$PKG_CONFIG"
 555 }
 556
 557 # Apply all *.patch files for the package. Not to be overridden by packages.
 558 termux_step_patch_package () {
 559         cd "$TERMUX_PKG_SRCDIR"
 560         # Suffix patch with ".patch32" or ".patch64" to only apply for these bitnesses:
 561         for patch in $TERMUX_PKG_BUILDER_DIR/*.patch{$TERMUX_ARCH_BITS,}; do
 562                 test -f "$patch" && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$patch" | \
 563                         sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
 564                         patch --silent -p1
 565         done
 566
 567         find . -name config.sub -exec chmod u+w '{}' \; -exec cp "$TERMUX_SCRIPTDIR/scripts/config.sub" '{}' \;
 568         find . -name config.guess -exec chmod u+w '{}' \; -exec cp "$TERMUX_SCRIPTDIR/scripts/config.guess" '{}' \;
 569 }
 570
 571 # For package scripts to override. Called in $TERMUX_PKG_BUILDDIR.
 572 termux_step_pre_configure () {
 573         return
 574 }
 575
 576 termux_step_configure () {
 577         if [ ! -e "$TERMUX_PKG_SRCDIR/configure" ]; then return; fi
 578
 579         DISABLE_STATIC="--disable-static"
 580         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--enable-static/}" ]; then
 581                 # Do not --disable-static if package explicitly enables it (e.g. gdb needs enable-static to build)
 582                 DISABLE_STATIC=""
 583         fi
 584
 585         DISABLE_NLS="--disable-nls"
 586         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--enable-nls/}" ]; then
 587                 # Do not --disable-nls if package explicitly enables it (for gettext itself)
 588                 DISABLE_NLS=""
 589         fi
 590
 591         ENABLE_SHARED="--enable-shared"
 592         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--disable-shared/}" ]; then
 593                 ENABLE_SHARED=""
 594         fi
 595         HOST_FLAG="--host=$TERMUX_HOST_PLATFORM"
 596         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--host=/}" ]; then
 597                 HOST_FLAG=""
 598         fi
 599
 600         # Some packages provides a $PKG-config script which some configure scripts pickup instead of pkg-config:
 601         mkdir "$TERMUX_PKG_TMPDIR/config-scripts"
 602         for f in $TERMUX_PREFIX/bin/*config; do
 603                 test -f "$f" && cp "$f" "$TERMUX_PKG_TMPDIR/config-scripts"
 604         done
 605         export PATH=$TERMUX_PKG_TMPDIR/config-scripts:$PATH
 606
 607         # See http://wiki.buici.com/xwiki/bin/view/Programing+C+and+C%2B%2B/Autoconf+and+RPL_MALLOC
 608         # about this problem which may cause linker errors in test scripts not undef:ing malloc and
 609         # also cause problems with e.g. malloc interceptors such as libgc:
 610         local AVOID_AUTOCONF_WRAPPERS="ac_cv_func_malloc_0_nonnull=yes ac_cv_func_realloc_0_nonnull=yes"
 611         # Similarly, disable gnulib's rpl_getcwd(). It returns the wrong value, affecting zile. See
 612         # <https://github.com/termux/termux-packages/issues/76>.
 613         AVOID_AUTOCONF_WRAPPERS+=" gl_cv_func_getcwd_null=yes gl_cv_func_getcwd_posix_signature=yes gl_cv_func_getcwd_path_max=yes gl_cv_func_getcwd_abort_bug=no"
 614         AVOID_AUTOCONF_WRAPPERS+=" gl_cv_header_working_fcntl_h=yes gl_cv_func_fcntl_f_dupfd_cloexec=yes gl_cv_func_fcntl_f_dupfd_works=yes"
 615         # Remove rpl_gettimeofday reference when building at least coreutils:
 616         AVOID_AUTOCONF_WRAPPERS+=" gl_cv_func_tzset_clobber=no gl_cv_func_gettimeofday_clobber=no gl_cv_func_gettimeofday_posix_signature=yes"
 617
 618         # NOTE: We do not want to quote AVOID_AUTOCONF_WRAPPERS as we want word expansion.
 619         env $AVOID_AUTOCONF_WRAPPERS "$TERMUX_PKG_SRCDIR/configure" \
 620                 --disable-dependency-tracking \
 621                 --prefix=$TERMUX_PREFIX \
 622                 --disable-rpath --disable-rpath-hack \
 623                 $HOST_FLAG \
 624                 $TERMUX_PKG_EXTRA_CONFIGURE_ARGS \
 625                 $DISABLE_NLS \
 626                 $ENABLE_SHARED \
 627                 $DISABLE_STATIC \
 628                 --libexecdir=$TERMUX_PREFIX/libexec
 629 }
 630
 631 termux_step_post_configure () {
 632         return
 633 }
 634
 635 termux_step_make () {
 636         if ls *akefile &> /dev/null; then
 637                 if [ -z "$TERMUX_PKG_EXTRA_MAKE_ARGS" ]; then
 638                         make -j $TERMUX_MAKE_PROCESSES
 639                 else
 640                 make -j $TERMUX_MAKE_PROCESSES ${TERMUX_PKG_EXTRA_MAKE_ARGS}
 641                 fi
 642         fi
 643 }
 644
 645 termux_step_make_install () {
 646         if ls *akefile &> /dev/null; then
 647                 : ${TERMUX_PKG_MAKE_INSTALL_TARGET:="install"}:
 648                 # Some packages have problem with parallell install, and it does not buy much, so use -j 1.
 649                 if [ -z "$TERMUX_PKG_EXTRA_MAKE_ARGS" ]; then
 650                         make -j 1 ${TERMUX_PKG_MAKE_INSTALL_TARGET}
 651                 else
 652                         make -j 1 ${TERMUX_PKG_EXTRA_MAKE_ARGS} ${TERMUX_PKG_MAKE_INSTALL_TARGET}
 653                 fi
 654         fi
 655 }
 656
 657 # Hook function for package scripts to override.
 658 termux_step_post_make_install () {
 659         return
 660 }
 661
 662 termux_step_extract_into_massagedir () {
 663         local TARBALL_ORIG=$TERMUX_PKG_PACKAGEDIR/${TERMUX_PKG_NAME}_orig.tar.gz
 664
 665         # Build diff tar with what has changed during the build:
 666         cd $TERMUX_PREFIX
 667         $TERMUX_TAR -N "$TERMUX_BUILD_TS_FILE" -czf "$TARBALL_ORIG" .
 668
 669         # Extract tar in order to massage it
 670         mkdir -p "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
 671         cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
 672         $TERMUX_TAR xf "$TARBALL_ORIG"
 673         rm "$TARBALL_ORIG"
 674 }
 675
 676 termux_step_massage () {
 677         cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
 678
 679         # Remove lib/charset.alias which is installed by gettext-using packages:
 680         rm -f lib/charset.alias
 681
 682         # Remove non-english man pages:
 683         test -d share/man && (cd share/man; for f in `ls | grep -v man`; do rm -Rf $f; done )
 684
 685         if [ -z "${TERMUX_PKG_KEEP_INFOPAGES+x}" ]; then
 686                 # Remove info pages:
 687                 rm -Rf share/info
 688         fi
 689
 690         # Remove locale files we're not interested in::
 691         rm -Rf share/locale
 692         if [ -z "${TERMUX_PKG_KEEP_SHARE_DOC+x}" ]; then
 693                 # Remove info pages:
 694                 rm -Rf share/doc
 695         fi
 696
 697         # Remove old kept libraries (readline):
 698         find . -name '*.old' -delete
 699
 700         # Remove static libraries:
 701         if [ $TERMUX_PKG_KEEP_STATIC_LIBRARIES = "false" ]; then
 702                 find . -name '*.a' -delete
 703                 find . -name '*.la' -delete
 704         fi
 705
 706         # Move over sbin to bin:
 707         for file in sbin/*; do if test -f "$file"; then mv "$file" bin/; fi; done
 708
 709         # Remove world permissions and add write permissions.
 710         # The -f flag is used to suppress warnings about dangling symlinks (such
 711         # as ones to /system/... which may not exist on the build machine):
 712         find . -exec chmod -f u+w,o-rwx \{\} \;
 713         if [ "$TERMUX_DEBUG" = "" ]; then
 714                 # Strip binaries. file(1) may fail for certain unusual files, so disable pipefail.
 715                 set +e +o pipefail
 716                 find . -type f | xargs -r file | grep -E "(executable|shared object)" | grep ELF | cut -f 1 -d : | \
 717                         xargs -r "$STRIP" --strip-unneeded --preserve-dates
 718                 set -e -o pipefail
 719         fi
 720         # Remove DT_ entries which the android 5.1 linker warns about:
 721         find . -type f -print0 | xargs -r -0 "$TERMUX_ELF_CLEANER"
 722
 723         # Fix shebang paths:
 724         for file in `find -L . -type f`; do
 725                 head -c 100 $file | grep -E "^#\!.*\\/bin\\/.*" | grep -q -E -v "^#\! ?\\/system" && sed --follow-symlinks -i -E "1 s@^#\!(.*)/bin/(.*)@#\!$TERMUX_PREFIX/bin/\2@" $file
 726         done
 727
 728         test ! -z "$TERMUX_PKG_RM_AFTER_INSTALL" && rm -Rf $TERMUX_PKG_RM_AFTER_INSTALL
 729
 730         find . -type d -empty -delete # Remove empty directories
 731
 732         # Sub packages:
 733         if [ -d include ] && [ -z "${TERMUX_PKG_NO_DEVELSPLIT}" ]; then
 734                 # Add virtual -dev sub package if there are include files:
 735                 local _DEVEL_SUBPACKAGE_FILE=$TERMUX_PKG_TMPDIR/${TERMUX_PKG_NAME}-dev.subpackage.sh
 736                 echo TERMUX_SUBPKG_INCLUDE=\"include share/man/man3 lib/pkgconfig share/aclocal $TERMUX_PKG_INCLUDE_IN_DEVPACKAGE\" > $_DEVEL_SUBPACKAGE_FILE
 737                 echo TERMUX_SUBPKG_DESCRIPTION=\"Development files for ${TERMUX_PKG_NAME}\" >> $_DEVEL_SUBPACKAGE_FILE
 738                 if [ -n "$TERMUX_PKG_DEVPACKAGE_DEPENDS" ]; then
 739                         echo TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME,$TERMUX_PKG_DEVPACKAGE_DEPENDS\" >> $_DEVEL_SUBPACKAGE_FILE
 740                 else
 741                         echo TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME\" >> "$_DEVEL_SUBPACKAGE_FILE"
 742                 fi
 743                 if [ x$TERMUX_PKG_CONFLICTS != x ]; then
 744                         # Assume that dev packages conflicts as well.
 745                         echo "TERMUX_SUBPKG_CONFLICTS=${TERMUX_PKG_CONFLICTS}-dev" >> "$_DEVEL_SUBPACKAGE_FILE"
 746                 fi
 747         fi
 748         # Now build all sub packages
 749         rm -Rf "$TERMUX_TOPDIR/$TERMUX_PKG_NAME/subpackages"
 750         for subpackage in $TERMUX_PKG_BUILDER_DIR/*.subpackage.sh $TERMUX_PKG_TMPDIR/*subpackage.sh; do
 751                 test ! -f "$subpackage" && continue
 752                 local SUB_PKG_NAME
 753                 SUB_PKG_NAME=$(basename "$subpackage" .subpackage.sh)
 754                 # Default value is same as main package, but sub package may override:
 755                 local TERMUX_SUBPKG_PLATFORM_INDEPENDENT=$TERMUX_PKG_PLATFORM_INDEPENDENT
 756                 local SUB_PKG_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/subpackages/$SUB_PKG_NAME
 757                 local TERMUX_SUBPKG_DEPENDS=""
 758                 local TERMUX_SUBPKG_CONFLICTS=""
 759                 local SUB_PKG_MASSAGE_DIR=$SUB_PKG_DIR/massage/$TERMUX_PREFIX
 760                 local SUB_PKG_PACKAGE_DIR=$SUB_PKG_DIR/package
 761                 mkdir -p "$SUB_PKG_MASSAGE_DIR" "$SUB_PKG_PACKAGE_DIR"
 762
 763                 # shellcheck source=/dev/null
 764                 source $subpackage
 765
 766                 for includeset in $TERMUX_SUBPKG_INCLUDE; do
 767                         local _INCLUDE_DIRSET
 768                         _INCLUDE_DIRSET=$(dirname "$includeset")
 769                         test "$_INCLUDE_DIRSET" = "." && _INCLUDE_DIRSET=""
 770                         if [ -e "$includeset" ] || [ -L "$includeset" ]; then
 771                                 # Add the -L clause to handle relative symbolic links:
 772                                 mkdir -p "$SUB_PKG_MASSAGE_DIR/$_INCLUDE_DIRSET"
 773                                 mv "$includeset" "$SUB_PKG_MASSAGE_DIR/$_INCLUDE_DIRSET"
 774                         fi
 775                 done
 776
 777                 local SUB_PKG_ARCH=$TERMUX_ARCH
 778                 test -n "$TERMUX_SUBPKG_PLATFORM_INDEPENDENT" && SUB_PKG_ARCH=all
 779
 780                 cd "$SUB_PKG_DIR/massage"
 781                 local SUB_PKG_INSTALLSIZE
 782                 SUB_PKG_INSTALLSIZE=$(du -sk . | cut -f 1)
 783                 $TERMUX_TAR -cJf "$SUB_PKG_PACKAGE_DIR/data.tar.xz" .
 784
 785                 mkdir -p DEBIAN
 786                 cd DEBIAN
 787                 cat > control <<-HERE
 788                         Package: $SUB_PKG_NAME
 789                         Architecture: ${SUB_PKG_ARCH}
 790                         Installed-Size: ${SUB_PKG_INSTALLSIZE}
 791                         Maintainer: $TERMUX_PKG_MAINTAINER
 792                         Version: $TERMUX_PKG_FULLVERSION
 793                         Description: $TERMUX_SUBPKG_DESCRIPTION
 794                         Homepage: $TERMUX_PKG_HOMEPAGE
 795                 HERE
 796                 test ! -z "$TERMUX_SUBPKG_DEPENDS" && echo "Depends: $TERMUX_SUBPKG_DEPENDS" >> control
 797                 test ! -z "$TERMUX_SUBPKG_CONFLICTS" && echo "Conflicts: $TERMUX_SUBPKG_CONFLICTS" >> control
 798                 $TERMUX_TAR -cJf "$SUB_PKG_PACKAGE_DIR/control.tar.xz" .
 799
 800                 # Create the actual .deb file:
 801                 TERMUX_SUBPKG_DEBFILE=$TERMUX_DEBDIR/${SUB_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${SUB_PKG_ARCH}.deb
 802                 test ! -f "$TERMUX_COMMON_CACHEDIR/debian-binary" && echo "2.0" > "$TERMUX_COMMON_CACHEDIR/debian-binary"
 803                 ar cr "$TERMUX_SUBPKG_DEBFILE" \
 804                                    "$TERMUX_COMMON_CACHEDIR/debian-binary" \
 805                                    "$SUB_PKG_PACKAGE_DIR/control.tar.xz" \
 806                                    "$SUB_PKG_PACKAGE_DIR/data.tar.xz"
 807
 808                 # Go back to main package:
 809                 cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
 810         done
 811
 812         # .. remove empty directories (NOTE: keep this last):
 813         find . -type d -empty -delete
 814         # Make sure user can read and write all files (problem with dpkg otherwise):
 815         chmod -R u+rw .
 816 }
 817
 818 termux_step_post_massage () {
 819         return
 820 }
 821
 822 # Create data.tar.gz with files to package. Not to be overridden by package scripts.
 823 termux_step_create_datatar() {
 824         # Create data tarball containing files to package:
 825         cd "$TERMUX_PKG_MASSAGEDIR"
 826         if [ -z "${TERMUX_PKG_METAPACKAGE+x}" ] && [ "$(find . -type f)" = "" ]; then
 827                 termux_error_exit "No files in package"
 828         fi
 829         $TERMUX_TAR -cJf "$TERMUX_PKG_PACKAGEDIR/data.tar.xz" .
 830 }
 831
 832 termux_step_create_debscripts () {
 833         return
 834 }
 835
 836 # Create the build deb file. Not to be overridden by package scripts.
 837 termux_step_create_debfile() {
 838         # Get install size. This will be written as the "Installed-Size" deb field so is measured in 1024-byte blocks:
 839         local TERMUX_PKG_INSTALLSIZE
 840         TERMUX_PKG_INSTALLSIZE=$(du -sk . | cut -f 1)
 841
 842         # From here on TERMUX_ARCH is set to "all" if TERMUX_PKG_PLATFORM_INDEPENDENT is set by the package
 843         test -n "$TERMUX_PKG_PLATFORM_INDEPENDENT" && TERMUX_ARCH=all
 844
 845         mkdir -p DEBIAN
 846         cat > DEBIAN/control <<-HERE
 847                 Package: $TERMUX_PKG_NAME
 848                 Architecture: ${TERMUX_ARCH}
 849                 Installed-Size: ${TERMUX_PKG_INSTALLSIZE}
 850                 Maintainer: $TERMUX_PKG_MAINTAINER
 851                 Version: $TERMUX_PKG_FULLVERSION
 852                 Description: $TERMUX_PKG_DESCRIPTION
 853                 Homepage: $TERMUX_PKG_HOMEPAGE
 854         HERE
 855         test ! -z "$TERMUX_PKG_DEPENDS" && echo "Depends: $TERMUX_PKG_DEPENDS" >> DEBIAN/control
 856         test ! -z "$TERMUX_PKG_ESSENTIAL" && echo "Essential: yes" >> DEBIAN/control
 857         test ! -z "$TERMUX_PKG_CONFLICTS" && echo "Conflicts: $TERMUX_PKG_CONFLICTS" >> DEBIAN/control
 858         test ! -z "$TERMUX_PKG_REPLACES" && echo "Replaces: $TERMUX_PKG_REPLACES" >> DEBIAN/control
 859
 860         # Create DEBIAN/conffiles (see https://www.debian.org/doc/debian-policy/ap-pkg-conffiles.html):
 861         for f in $TERMUX_PKG_CONFFILES; do echo "$TERMUX_PREFIX/$f" >> DEBIAN/conffiles; done
 862
 863         # Allow packages to create arbitrary control files.
 864         # XXX: Should be done in a better way without a function?
 865         cd DEBIAN
 866         termux_step_create_debscripts
 867
 868         # Create control.tar.xz
 869         $TERMUX_TAR -cJf "$TERMUX_PKG_PACKAGEDIR/control.tar.xz" .
 870
 871         test ! -f "$TERMUX_COMMON_CACHEDIR/debian-binary" && echo "2.0" > "$TERMUX_COMMON_CACHEDIR/debian-binary"
 872         TERMUX_PKG_DEBFILE=$TERMUX_DEBDIR/${TERMUX_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${TERMUX_ARCH}.deb
 873         # Create the actual .deb file:
 874         ar cr "$TERMUX_PKG_DEBFILE" \
 875                "$TERMUX_COMMON_CACHEDIR/debian-binary" \
 876                "$TERMUX_PKG_PACKAGEDIR/control.tar.xz" \
 877                "$TERMUX_PKG_PACKAGEDIR/data.tar.xz"
 878 }
 879
 880 # Finish the build. Not to be overridden by package scripts.
 881 termux_step_finish_build() {
 882         echo "termux - build of '$TERMUX_PKG_NAME' done"
 883         test -t 1 && printf "\033]0;%s - DONE\007" "$TERMUX_PKG_NAME"
 884         mkdir -p /data/data/.built-packages
 885         echo "$TERMUX_PKG_FULLVERSION" > "/data/data/.built-packages/$TERMUX_PKG_NAME"
 886         exit 0
 887 }
 888
 889 termux_step_handle_arguments "$@"
 890 termux_step_setup_variables
 891 termux_step_handle_buildarch
 892 termux_step_start_build
 893 termux_step_extract_package
 894 termux_step_post_extract_package
 895 termux_step_handle_hostbuild
 896 termux_step_setup_toolchain
 897 termux_step_patch_package
 898 cd "$TERMUX_PKG_BUILDDIR"
 899 termux_step_pre_configure
 900 cd "$TERMUX_PKG_BUILDDIR"
 901 termux_step_configure
 902 cd "$TERMUX_PKG_BUILDDIR"
 903 termux_step_post_configure
 904 cd "$TERMUX_PKG_BUILDDIR"
 905 termux_step_make
 906 cd "$TERMUX_PKG_BUILDDIR"
 907 termux_step_make_install
 908 cd "$TERMUX_PKG_BUILDDIR"
 909 termux_step_post_make_install
 910 cd "$TERMUX_PKG_MASSAGEDIR"
 911 termux_step_extract_into_massagedir
 912 cd "$TERMUX_PKG_MASSAGEDIR"
 913 termux_step_massage
 914 cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
 915 termux_step_post_massage
 916 termux_step_create_datatar
 917 termux_step_create_debfile
 918 termux_step_finish_build