chiark / gitweb /
Remove TERMUX_JACK and TERMUX_JILL
[termux-packages] / 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="$2"
15
16         if [ -f "$DESTINATION" ] && [ $# = 3 ] && [ -n "$3" ]; then
17                 # Keep existing file if checksum matches.
18                 local EXISTING_CHECKSUM
19                 EXISTING_CHECKSUM=$(sha256sum "$DESTINATION" | cut -f 1 -d ' ')
20                 if [ "$EXISTING_CHECKSUM" = "$3" ]; then return; fi
21         fi
22
23         local TMPFILE
24         TMPFILE=$(mktemp "$TERMUX_PKG_TMPDIR/download.$TERMUX_PKG_NAME.XXXXXXXXX")
25         echo "Downloading ${URL}"
26         local TRYMAX=6
27         for try in $(seq 1 $TRYMAX); do
28                 if curl -L --fail --retry 2 -o "$TMPFILE" "$URL"; then
29                         local ACTUAL_CHECKSUM
30                         ACTUAL_CHECKSUM=$(sha256sum "$TMPFILE" | cut -f 1 -d ' ')
31                         if [ $# = 3 ] && [ -n "$3" ]; then
32                                 # Optional checksum argument:
33                                 local EXPECTED=$3
34                                 if [ "$EXPECTED" != "$ACTUAL_CHECKSUM" ]; then
35                                         >&2 printf "Wrong checksum for %s:\nExpected: %s\nActual:   %s\n" \
36                                                    "$URL" "$EXPECTED" "$ACTUAL_CHECKSUM"
37                                         exit 1
38                                 fi
39                         else
40                                 printf "No validation of checksum for %s:\nActual: %s\n" \
41                                        "$URL" "$ACTUAL_CHECKSUM"
42                         fi
43                         mv "$TMPFILE" "$DESTINATION"
44                         return
45                 else
46                         echo "Download of $URL failed (attempt $try/$TRYMAX)" 1>&2
47                         sleep 45
48                 fi
49         done
50
51         termux_error_exit "Failed to download $URL"
52 }
53
54 # Utility function for golang-using packages to setup a go toolchain.
55 termux_setup_golang() {
56         export GOOS=android
57         export CGO_ENABLED=1
58         export GO_LDFLAGS="-extldflags=-pie"
59         if [ "$TERMUX_ARCH" = "arm" ]; then
60                 export GOARCH=arm
61                 export GOARM=7
62         elif [ "$TERMUX_ARCH" = "i686" ]; then
63                 export GOARCH=386
64                 export GO386=sse2
65         elif [ "$TERMUX_ARCH" = "aarch64" ]; then
66                 export GOARCH=arm64
67         elif [ "$TERMUX_ARCH" = "x86_64" ]; then
68                 export GOARCH=amd64
69         else
70                 termux_error_exit "Unsupported arch: $TERMUX_ARCH"
71         fi
72
73         local TERMUX_GO_VERSION=go1.8.3
74         local TERMUX_GO_PLATFORM=linux-amd64
75
76         local TERMUX_BUILDGO_FOLDER=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}
77         export GOROOT=$TERMUX_BUILDGO_FOLDER
78         export PATH=$GOROOT/bin:$PATH
79
80         if [ -d "$TERMUX_BUILDGO_FOLDER" ]; then return; fi
81
82         local TERMUX_BUILDGO_TAR=$TERMUX_COMMON_CACHEDIR/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz
83         rm -Rf "$TERMUX_COMMON_CACHEDIR/go" "$TERMUX_BUILDGO_FOLDER"
84         termux_download https://storage.googleapis.com/golang/${TERMUX_GO_VERSION}.${TERMUX_GO_PLATFORM}.tar.gz \
85                         "$TERMUX_BUILDGO_TAR" \
86                         1862f4c3d3907e59b04a757cfda0ea7aa9ef39274af99a784f5be843c80c6772
87
88         ( cd "$TERMUX_COMMON_CACHEDIR"; tar xf "$TERMUX_BUILDGO_TAR"; mv go "$TERMUX_BUILDGO_FOLDER"; rm "$TERMUX_BUILDGO_TAR" )
89 }
90
91 # Utility function for cmake-built packages to setup a current ninja.
92 termux_setup_ninja() {
93         local NINJA_VERSION=1.7.2
94         local NINJA_FOLDER=$TERMUX_COMMON_CACHEDIR/ninja-$NINJA_VERSION
95         if [ ! -x $NINJA_FOLDER/ninja ]; then
96                 mkdir -p $NINJA_FOLDER
97                 local NINJA_ZIP_FILE=$TERMUX_PKG_TMPDIR/ninja-$NINJA_VERSION.zip
98                 termux_download https://github.com/ninja-build/ninja/releases/download/v$NINJA_VERSION/ninja-linux.zip \
99                         $NINJA_ZIP_FILE \
100                         38fa8cfb9c1632a5cdf7a32fe1a7c5aa89e96c1d492c28624f4cc018e68458b9
101                 unzip $NINJA_ZIP_FILE -d $NINJA_FOLDER
102         fi
103         export PATH=$NINJA_FOLDER:$PATH
104 }
105
106 # Utility function for cmake-built packages to setup a current meson.
107 termux_setup_meson() {
108         termux_setup_ninja
109         local MESON_VERSION=0.41.2
110         local MESON_FOLDER=$TERMUX_COMMON_CACHEDIR/meson-$MESON_VERSION
111         if [ ! -d "$MESON_FOLDER" ]; then
112                 local MESON_TAR_NAME=meson-$MESON_VERSION.tar.gz
113                 local MESON_TAR_FILE=$TERMUX_PKG_TMPDIR/$MESON_TAR_NAME
114                 termux_download \
115                         https://github.com/mesonbuild/meson/releases/download/$MESON_VERSION/meson-$MESON_VERSION.tar.gz \
116                         $MESON_TAR_FILE \
117                         074dd24fd068be0893e2e45bcc35c919d8e12777e9d6a7efdf72d4dc300867ca
118                 tar xf "$MESON_TAR_FILE" -C "$TERMUX_COMMON_CACHEDIR"
119                 (cd $MESON_FOLDER && patch -p1 < $TERMUX_SCRIPTDIR/scripts/meson-android.patch)
120         fi
121         TERMUX_MESON="$MESON_FOLDER/meson.py"
122         TERMUX_MESON_CROSSFILE=$TERMUX_COMMON_CACHEDIR/meson-crossfile-$TERMUX_ARCH-v1.txt
123         if [ ! -f $TERMUX_MESON_CROSSFILE ]; then
124                 local MESON_CPU MESON_CPU_FAMILY
125                 if [ $TERMUX_ARCH = "arm" ]; then
126                         MESON_CPU_FAMILY="arm"
127                         MESON_CPU="armv7"
128                 elif [ $TERMUX_ARCH = "i686" ]; then
129                         MESON_CPU_FAMILY="x86"
130                         MESON_CPU="i686"
131                 elif [ $TERMUX_ARCH = "x86_64" ]; then
132                         MESON_CPU_FAMILY="x86_64"
133                         MESON_CPU="x86_64"
134                 elif [ $TERMUX_ARCH = "aarch64" ]; then
135                         MESON_CPU_FAMILY="arm"
136                         MESON_CPU="aarch64"
137                 else
138                         termux_error_exit "Unsupported arch: $TERMUX_ARCH"
139                 fi
140
141                 cat > $TERMUX_MESON_CROSSFILE <<-HERE
142                         [binaries]
143                         ar = '$AR'
144                         c = '$CC'
145                         cpp = '$CXX'
146                         ld = '$LD'
147                         pkg-config = '$PKG_CONFIG'
148                         strip = '$STRIP'
149                         [properties]
150                         needs_exe_wrapper = true
151                         [host_machine]
152                         cpu_family = '$MESON_CPU_FAMILY'
153                         cpu = '$MESON_CPU'
154                         endian = 'little'
155                         system = 'android'
156                 HERE
157         fi
158 }
159
160 # Utility function for cmake-built packages to setup a current cmake.
161 termux_setup_cmake() {
162         local TERMUX_CMAKE_MAJORVESION=3.9
163         local TERMUX_CMAKE_MINORVERSION=1
164         local TERMUX_CMAKE_VERSION=$TERMUX_CMAKE_MAJORVESION.$TERMUX_CMAKE_MINORVERSION
165         local TERMUX_CMAKE_TARNAME=cmake-${TERMUX_CMAKE_VERSION}-Linux-x86_64.tar.gz
166         local TERMUX_CMAKE_TARFILE=$TERMUX_PKG_TMPDIR/$TERMUX_CMAKE_TARNAME
167         local TERMUX_CMAKE_FOLDER=$TERMUX_COMMON_CACHEDIR/cmake-$TERMUX_CMAKE_VERSION
168         if [ ! -d "$TERMUX_CMAKE_FOLDER" ]; then
169                 termux_download https://cmake.org/files/v$TERMUX_CMAKE_MAJORVESION/$TERMUX_CMAKE_TARNAME \
170                                 "$TERMUX_CMAKE_TARFILE" \
171                                 ecbaf72981ccd09d9dade6d580cf1213eef15ef95a675dd9d4f0d693f134644f
172                 rm -Rf "$TERMUX_PKG_TMPDIR/cmake-${TERMUX_CMAKE_VERSION}-Linux-x86_64"
173                 tar xf "$TERMUX_CMAKE_TARFILE" -C "$TERMUX_PKG_TMPDIR"
174                 mv "$TERMUX_PKG_TMPDIR/cmake-${TERMUX_CMAKE_VERSION}-Linux-x86_64" \
175                    "$TERMUX_CMAKE_FOLDER"
176         fi
177         export PATH=$TERMUX_CMAKE_FOLDER/bin:$PATH
178         export CMAKE_INSTALL_ALWAYS=1
179 }
180
181 # First step is to handle command-line arguments. Not to be overridden by packages.
182 termux_step_handle_arguments() {
183         # shellcheck source=/dev/null
184         test -f "$HOME/.termuxrc" && source "$HOME/.termuxrc"
185
186         # Handle command-line arguments:
187         _show_usage () {
188             echo "Usage: ./build-package.sh [-a ARCH] [-d] [-D] PACKAGE"
189             echo "Build a package by creating a .deb file in the debs/ folder."
190             echo "  -a The architecture to build for: aarch64(default), arm, i686, x86_64 or all."
191             echo "  -d Build with debug symbols."
192             echo "  -D Build a disabled package in disabled-packages/."
193             echo "  -f Force build even if package has already been built."
194             echo "  -s Skip dependency check."
195             exit 1
196         }
197         while getopts :a:hdDfs option; do
198                 case "$option" in
199                 a) TERMUX_ARCH="$OPTARG";;
200                 h) _show_usage;;
201                 d) TERMUX_DEBUG=true;;
202                 D) local TERMUX_IS_DISABLED=true;;
203                 f) TERMUX_FORCE_BUILD=true;;
204                 s) export TERMUX_SKIP_DEPCHECK=true;;
205                 ?) termux_error_exit "./build-package.sh: illegal option -$OPTARG";;
206                 esac
207         done
208         shift $((OPTIND-1))
209
210         if [ "$#" -ne 1 ]; then _show_usage; fi
211         unset -f _show_usage
212
213         # Handle 'all' arch:
214         if [ -n "${TERMUX_ARCH+x}" ] && [ "${TERMUX_ARCH}" = 'all' ]; then
215                 for arch in 'aarch64' 'arm' 'i686' 'x86_64'; do
216                         ./build-package.sh ${TERMUX_FORCE_BUILD+-f} -a $arch "$1"
217                 done
218                 exit
219         fi
220
221         # Check the package to build:
222         TERMUX_PKG_NAME=$(basename "$1")
223         export TERMUX_SCRIPTDIR
224         TERMUX_SCRIPTDIR=$(cd "$(dirname "$0")"; pwd)
225         if [[ $1 == *"/"* ]]; then
226                 # Path to directory which may be outside this repo:
227                 if [ ! -d "$1" ]; then termux_error_exit "'$1' seems to be a path but is not a directory"; fi
228                 export TERMUX_PKG_BUILDER_DIR
229                 TERMUX_PKG_BUILDER_DIR=$(realpath "$1")
230                 # Skip depcheck for external package:
231                 TERMUX_SKIP_DEPCHECK=true
232         else
233                 # Package name:
234                 if [ -n "${TERMUX_IS_DISABLED=""}" ]; then
235                         export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/disabled-packages/$TERMUX_PKG_NAME
236                 else
237                         export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/packages/$TERMUX_PKG_NAME
238                 fi
239         fi
240         TERMUX_PKG_BUILDER_SCRIPT=$TERMUX_PKG_BUILDER_DIR/build.sh
241         if test ! -f "$TERMUX_PKG_BUILDER_SCRIPT"; then
242                 termux_error_exit "No build.sh script at package dir $TERMUX_PKG_BUILDER_DIR!"
243         fi
244 }
245
246 # Setup variables used by the build. Not to be overridden by packages.
247 termux_step_setup_variables() {
248         : "${ANDROID_HOME:="${HOME}/lib/android-sdk"}"
249         : "${NDK:="${HOME}/lib/android-ndk"}"
250         : "${TERMUX_MAKE_PROCESSES:="$(nproc)"}"
251         : "${TERMUX_TOPDIR:="$HOME/.termux-build"}"
252         : "${TERMUX_ARCH:="aarch64"}" # arm, aarch64, i686 or x86_64.
253         : "${TERMUX_PREFIX:="/data/data/com.termux/files/usr"}"
254         : "${TERMUX_ANDROID_HOME:="/data/data/com.termux/files/home"}"
255         : "${TERMUX_DEBUG:=""}"
256         : "${TERMUX_PKG_API_LEVEL:="21"}"
257         : "${TERMUX_ANDROID_BUILD_TOOLS_VERSION:="26.0.1"}"
258         : "${TERMUX_NDK_VERSION:="15.2"}"
259
260         if [ "x86_64" = "$TERMUX_ARCH" ] || [ "aarch64" = "$TERMUX_ARCH" ]; then
261                 TERMUX_ARCH_BITS=64
262         else
263                 TERMUX_ARCH_BITS=32
264         fi
265
266         TERMUX_HOST_PLATFORM="${TERMUX_ARCH}-linux-android"
267         if [ "$TERMUX_ARCH" = "arm" ]; then TERMUX_HOST_PLATFORM="${TERMUX_HOST_PLATFORM}eabi"; fi
268
269         if [ ! -d "$NDK" ]; then
270                 termux_error_exit 'NDK not pointing at a directory!'
271         fi
272         if ! grep -s -q "Pkg.Revision = $TERMUX_NDK_VERSION" "$NDK/source.properties"; then
273                 termux_error_exit "Wrong NDK version - we need $TERMUX_NDK_VERSION"
274         fi
275
276         # The build tuple that may be given to --build configure flag:
277         TERMUX_BUILD_TUPLE=$(sh "$TERMUX_SCRIPTDIR/scripts/config.guess")
278
279         # We do not put all of build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/ into PATH
280         # to avoid stuff like arm-linux-androideabi-ld there to conflict with ones from
281         # the standalone toolchain.
282         TERMUX_DX=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/dx
283
284         TERMUX_COMMON_CACHEDIR="$TERMUX_TOPDIR/_cache"
285         TERMUX_DEBDIR="$TERMUX_SCRIPTDIR/debs"
286         TERMUX_ELF_CLEANER=$TERMUX_COMMON_CACHEDIR/termux-elf-cleaner
287
288         export prefix=${TERMUX_PREFIX}
289         export PREFIX=${TERMUX_PREFIX}
290
291         TERMUX_PKG_BUILDDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/build
292         TERMUX_PKG_CACHEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/cache
293         TERMUX_PKG_MASSAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/massage
294         TERMUX_PKG_PACKAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/package
295         TERMUX_PKG_SRCDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/src
296         TERMUX_PKG_SHA256=""
297         TERMUX_PKG_TMPDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/tmp
298         TERMUX_PKG_HOSTBUILD_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/host-build
299         TERMUX_PKG_PLATFORM_INDEPENDENT=""
300         TERMUX_PKG_NO_DEVELSPLIT=""
301         TERMUX_PKG_REVISION="0" # http://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-Version
302         TERMUX_PKG_EXTRA_CONFIGURE_ARGS=""
303         TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS=""
304         TERMUX_PKG_EXTRA_MAKE_ARGS=""
305         TERMUX_PKG_BUILD_IN_SRC=""
306         TERMUX_PKG_RM_AFTER_INSTALL=""
307         TERMUX_PKG_BREAKS="" # https://www.debian.org/doc/debian-policy/ch-relationships.html#s-binarydeps
308         TERMUX_PKG_DEPENDS=""
309         TERMUX_PKG_BUILD_DEPENDS=""
310         TERMUX_PKG_HOMEPAGE=""
311         TERMUX_PKG_DESCRIPTION="FIXME:Add description"
312         TERMUX_PKG_FOLDERNAME=""
313         TERMUX_PKG_KEEP_STATIC_LIBRARIES="false"
314         TERMUX_PKG_ESSENTIAL=""
315         TERMUX_PKG_CONFLICTS="" # https://www.debian.org/doc/debian-policy/ch-relationships.html#s-conflicts
316         TERMUX_PKG_RECOMMENDS="" # https://www.debian.org/doc/debian-policy/ch-relationships.html#s-binarydeps
317         TERMUX_PKG_REPLACES=""
318         TERMUX_PKG_CONFFILES=""
319         TERMUX_PKG_INCLUDE_IN_DEVPACKAGE=""
320         TERMUX_PKG_DEVPACKAGE_DEPENDS=""
321         # Set if a host build should be done in TERMUX_PKG_HOSTBUILD_DIR:
322         TERMUX_PKG_HOSTBUILD=""
323         TERMUX_PKG_MAINTAINER="Fredrik Fornwall @fornwall"
324         TERMUX_PKG_CLANG=yes # does nothing for cmake based packages. clang is chosen by cmake
325         TERMUX_PKG_FORCE_CMAKE=no # if the package has autotools as well as cmake, then set this to prefer cmake
326
327         unset CFLAGS CPPFLAGS LDFLAGS CXXFLAGS
328 }
329
330 # Save away and restore build setups which may change between builds.
331 termux_step_handle_buildarch() {
332         # If $TERMUX_PREFIX already exists, it may have been built for a different arch
333         local TERMUX_ARCH_FILE=/data/TERMUX_ARCH
334         if [ -f "${TERMUX_ARCH_FILE}" ]; then
335                 local TERMUX_PREVIOUS_ARCH
336                 TERMUX_PREVIOUS_ARCH=$(cat $TERMUX_ARCH_FILE)
337                 if [ "$TERMUX_PREVIOUS_ARCH" != "$TERMUX_ARCH" ]; then
338                         local TERMUX_DATA_BACKUPDIRS=$TERMUX_TOPDIR/_databackups
339                         mkdir -p "$TERMUX_DATA_BACKUPDIRS"
340                         local TERMUX_DATA_PREVIOUS_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_PREVIOUS_ARCH
341                         local TERMUX_DATA_CURRENT_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_ARCH
342                         # Save current /data (removing old backup if any)
343                         if test -e "$TERMUX_DATA_PREVIOUS_BACKUPDIR"; then
344                                 termux_error_exit "Directory already exists"
345                         fi
346                         if [ -d /data/data ]; then
347                                 mv /data/data "$TERMUX_DATA_PREVIOUS_BACKUPDIR"
348                         fi
349                         # Restore new one (if any)
350                         if [ -d "$TERMUX_DATA_CURRENT_BACKUPDIR" ]; then
351                                 mv "$TERMUX_DATA_CURRENT_BACKUPDIR" /data/data
352                         fi
353                 fi
354         fi
355
356         # Keep track of current arch we are building for.
357         echo "$TERMUX_ARCH" > $TERMUX_ARCH_FILE
358 }
359
360 # Source the package build script and start building. No to be overridden by packages.
361 termux_step_start_build() {
362         # shellcheck source=/dev/null
363         source "$TERMUX_PKG_BUILDER_SCRIPT"
364
365         TERMUX_STANDALONE_TOOLCHAIN="$TERMUX_TOPDIR/_lib/${TERMUX_NDK_VERSION}-${TERMUX_ARCH}-${TERMUX_PKG_API_LEVEL}"
366         # Bump the below version if a change is made in toolchain setup to ensure
367         # that everyone gets an updated toolchain:
368         TERMUX_STANDALONE_TOOLCHAIN+="-v11"
369
370         if [ -n "${TERMUX_PKG_BLACKLISTED_ARCHES:=""}" ] && [ "$TERMUX_PKG_BLACKLISTED_ARCHES" != "${TERMUX_PKG_BLACKLISTED_ARCHES/$TERMUX_ARCH/}" ]; then
371                 echo "Skipping building $TERMUX_PKG_NAME for arch $TERMUX_ARCH"
372                 exit 0
373         fi
374
375         if [ -z "${TERMUX_SKIP_DEPCHECK:=""}" ]; then
376                 local p TERMUX_ALL_DEPS
377                 TERMUX_ALL_DEPS=$(./scripts/buildorder.py "$TERMUX_PKG_NAME")
378                 for p in $TERMUX_ALL_DEPS; do
379                         if [ "$p" != "$TERMUX_PKG_NAME" ]; then
380                                 echo "Building dependency $p if necessary..."
381                                 ./build-package.sh -a $TERMUX_ARCH -s "$p"
382                         fi
383                 done
384         fi
385
386         TERMUX_PKG_FULLVERSION=$TERMUX_PKG_VERSION
387         if [ "$TERMUX_PKG_REVISION" != "0" ] || [ "$TERMUX_PKG_FULLVERSION" != "${TERMUX_PKG_FULLVERSION/-/}" ]; then
388                 # "0" is the default revision, so only include it if the upstream versions contains "-" itself
389                 TERMUX_PKG_FULLVERSION+="-$TERMUX_PKG_REVISION"
390         fi
391
392         if [ -z "$TERMUX_DEBUG" ] &&
393            [ -z "${TERMUX_FORCE_BUILD+x}" ] &&
394            [ -e "/data/data/.built-packages/$TERMUX_PKG_NAME" ]; then
395                 if [ "$(cat "/data/data/.built-packages/$TERMUX_PKG_NAME")" = "$TERMUX_PKG_FULLVERSION" ]; then
396                         echo "$TERMUX_PKG_NAME@$TERMUX_PKG_FULLVERSION built - skipping (rm /data/data/.built-packages/$TERMUX_PKG_NAME to force rebuild)"
397                         exit 0
398                 fi
399         fi
400
401         # Cleanup old state:
402         rm -Rf "$TERMUX_PKG_BUILDDIR" \
403                 "$TERMUX_PKG_PACKAGEDIR" \
404                 "$TERMUX_PKG_SRCDIR" \
405                 "$TERMUX_PKG_TMPDIR" \
406                 "$TERMUX_PKG_MASSAGEDIR"
407
408         # Ensure folders present (but not $TERMUX_PKG_SRCDIR, it will be created in build)
409         mkdir -p "$TERMUX_COMMON_CACHEDIR" \
410                 "$TERMUX_DEBDIR" \
411                  "$TERMUX_PKG_BUILDDIR" \
412                  "$TERMUX_PKG_PACKAGEDIR" \
413                  "$TERMUX_PKG_TMPDIR" \
414                  "$TERMUX_PKG_CACHEDIR" \
415                  "$TERMUX_PKG_MASSAGEDIR" \
416                  $TERMUX_PREFIX/{bin,etc,lib,libexec,share,tmp,include}
417
418         # Make $TERMUX_PREFIX/bin/sh executable on the builder, so that build
419         # scripts can assume that it works on both builder and host later on:
420         ln -f -s /bin/sh "$TERMUX_PREFIX/bin/sh"
421
422         local TERMUX_ELF_CLEANER_SRC=$TERMUX_COMMON_CACHEDIR/termux-elf-cleaner.cpp
423         local TERMUX_ELF_CLEANER_VERSION=$(bash -c ". $TERMUX_SCRIPTDIR/packages/termux-elf-cleaner/build.sh; echo \$TERMUX_PKG_VERSION")
424         termux_download \
425                 https://raw.githubusercontent.com/termux/termux-elf-cleaner/v$TERMUX_ELF_CLEANER_VERSION/termux-elf-cleaner.cpp \
426                 $TERMUX_ELF_CLEANER_SRC \
427                 11a38372f4d0e36b7556382c7ecffecae35cee8b68daaee2dbee025f758e17ee
428         if [ "$TERMUX_ELF_CLEANER_SRC" -nt "$TERMUX_ELF_CLEANER" ]; then
429                 g++ -std=c++11 -Wall -Wextra -pedantic -Os "$TERMUX_ELF_CLEANER_SRC" -o "$TERMUX_ELF_CLEANER"
430         fi
431
432         if [ -n "$TERMUX_PKG_BUILD_IN_SRC" ]; then
433                 echo "Building in src due to TERMUX_PKG_BUILD_IN_SRC being set" > "$TERMUX_PKG_BUILDDIR/BUILDING_IN_SRC.txt"
434                 TERMUX_PKG_BUILDDIR=$TERMUX_PKG_SRCDIR
435         fi
436
437         echo "termux - building $TERMUX_PKG_NAME for arch $TERMUX_ARCH..."
438         test -t 1 && printf "\033]0;%s...\007" "$TERMUX_PKG_NAME"
439
440         # Avoid exporting PKG_CONFIG_LIBDIR until after termux_step_host_build.
441         export TERMUX_PKG_CONFIG_LIBDIR=$TERMUX_PREFIX/lib/pkgconfig
442         # Add a pkg-config file for the system zlib.
443         mkdir -p "$TERMUX_PKG_CONFIG_LIBDIR"
444         cat > "$TERMUX_PKG_CONFIG_LIBDIR/zlib.pc" <<-HERE
445                 Name: zlib
446                 Description: zlib compression library
447                 Version: 1.2.8
448                 Requires:
449                 Libs: -lz
450         HERE
451
452         # Keep track of when build started so we can see what files have been created.
453         # We start by sleeping so that any generated files above (such as zlib.pc) get
454         # an older timestamp than the TERMUX_BUILD_TS_FILE.
455         sleep 1
456         TERMUX_BUILD_TS_FILE=$TERMUX_PKG_TMPDIR/timestamp_$TERMUX_PKG_NAME
457         touch "$TERMUX_BUILD_TS_FILE"
458 }
459
460 # Run just after sourcing $TERMUX_PKG_BUILDER_SCRIPT. May be overridden by packages.
461 termux_step_extract_package() {
462         if [ -z "${TERMUX_PKG_SRCURL:=""}" ]; then
463                 mkdir -p "$TERMUX_PKG_SRCDIR"
464                 return
465         fi
466         cd "$TERMUX_PKG_TMPDIR"
467         local filename
468         filename=$(basename "$TERMUX_PKG_SRCURL")
469         local file="$TERMUX_PKG_CACHEDIR/$filename"
470         termux_download "$TERMUX_PKG_SRCURL" "$file" "$TERMUX_PKG_SHA256"
471
472         if [ "x$TERMUX_PKG_FOLDERNAME" = "x" ]; then
473                 folder="${filename%%.t*}" && folder="${folder%%.zip}"
474                 folder="${folder/_/-}" # dpkg uses _ in tar filename, but - in folder
475         else
476                 folder=$TERMUX_PKG_FOLDERNAME
477         fi
478         rm -Rf $folder
479         if [ "${file##*.}" = zip ]; then
480                 unzip -q "$file"
481         else
482                 tar xf "$file"
483         fi
484         mv $folder "$TERMUX_PKG_SRCDIR"
485 }
486
487 # Hook for packages to act just after the package has been extracted.
488 # Invoked in $TERMUX_PKG_SRCDIR.
489 termux_step_post_extract_package() {
490         return
491 }
492
493 # Optional host build. Not to be overridden by packages.
494 termux_step_handle_hostbuild() {
495         if [ "x$TERMUX_PKG_HOSTBUILD" = "x" ]; then return; fi
496
497         cd "$TERMUX_PKG_SRCDIR"
498         for patch in $TERMUX_PKG_BUILDER_DIR/*.patch.beforehostbuild; do
499                 test -f "$patch" && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$patch" | patch --silent -p1
500         done
501
502         local TERMUX_HOSTBUILD_MARKER="$TERMUX_PKG_HOSTBUILD_DIR/TERMUX_BUILT_FOR_$TERMUX_PKG_VERSION"
503         if [ ! -f "$TERMUX_HOSTBUILD_MARKER" ]; then
504                 rm -Rf "$TERMUX_PKG_HOSTBUILD_DIR"
505                 mkdir -p "$TERMUX_PKG_HOSTBUILD_DIR"
506                 cd "$TERMUX_PKG_HOSTBUILD_DIR"
507                 termux_step_host_build
508                 touch "$TERMUX_HOSTBUILD_MARKER"
509         fi
510 }
511
512 # Perform a host build. Will be called in $TERMUX_PKG_HOSTBUILD_DIR.
513 # After termux_step_post_extract_package() and before termux_step_patch_package()
514 termux_step_host_build() {
515         "$TERMUX_PKG_SRCDIR/configure" ${TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS}
516         make -j $TERMUX_MAKE_PROCESSES
517 }
518
519 # Setup a standalone Android NDK toolchain. Not to be overridden by packages.
520 termux_step_setup_toolchain() {
521         # We put this after system PATH to avoid picking up toolchain stripped python
522         export PATH=$PATH:$TERMUX_STANDALONE_TOOLCHAIN/bin
523
524         export CFLAGS=""
525         export LDFLAGS="-L${TERMUX_PREFIX}/lib"
526
527         if [ "$TERMUX_PKG_CLANG" = "no" ]; then
528                 export AS=${TERMUX_HOST_PLATFORM}-gcc
529                 export CC=$TERMUX_HOST_PLATFORM-gcc
530                 export CXX=$TERMUX_HOST_PLATFORM-g++
531                 LDFLAGS+=" -specs=$TERMUX_SCRIPTDIR/termux.spec"
532                 CFLAGS+=" -specs=$TERMUX_SCRIPTDIR/termux.spec"
533         else
534                 export AS=${TERMUX_HOST_PLATFORM}-clang
535                 export CC=$TERMUX_HOST_PLATFORM-clang
536                 export CXX=$TERMUX_HOST_PLATFORM-clang++
537         fi
538
539         export AR=$TERMUX_HOST_PLATFORM-ar
540         export CPP=${TERMUX_HOST_PLATFORM}-cpp
541         export CC_FOR_BUILD=gcc
542         export LD=$TERMUX_HOST_PLATFORM-ld
543         export OBJDUMP=$TERMUX_HOST_PLATFORM-objdump
544         # Setup pkg-config for cross-compiling:
545         export PKG_CONFIG=$TERMUX_STANDALONE_TOOLCHAIN/bin/${TERMUX_HOST_PLATFORM}-pkg-config
546         export RANLIB=$TERMUX_HOST_PLATFORM-ranlib
547         export READELF=$TERMUX_HOST_PLATFORM-readelf
548         export STRIP=$TERMUX_HOST_PLATFORM-strip
549
550         # Android 7 started to support DT_RUNPATH (but not DT_RPATH), so we may want
551         # LDFLAGS+="-Wl,-rpath=$TERMUX_PREFIX/lib -Wl,--enable-new-dtags"
552         # and no longer remove DT_RUNPATH in termux-elf-cleaner.
553
554         if [ "$TERMUX_ARCH" = "arm" ]; then
555                 # https://developer.android.com/ndk/guides/standalone_toolchain.html#abi_compatibility:
556                 # "We recommend using the -mthumb compiler flag to force the generation of 16-bit Thumb-2 instructions".
557                 # With r13 of the ndk ruby 2.4.0 segfaults when built on arm with clang without -mthumb.
558                 CFLAGS+=" -march=armv7-a -mfpu=neon -mfloat-abi=softfp -mthumb"
559                 LDFLAGS+=" -march=armv7-a"
560         elif [ "$TERMUX_ARCH" = "i686" ]; then
561                 # From $NDK/docs/CPU-ARCH-ABIS.html:
562                 CFLAGS+=" -march=i686 -msse3 -mstackrealign -mfpmath=sse"
563         elif [ "$TERMUX_ARCH" = "aarch64" ]; then
564                 :
565         elif [ "$TERMUX_ARCH" = "x86_64" ]; then
566                 :
567         else
568                 termux_error_exit "Invalid arch '$TERMUX_ARCH' - support arches are 'arm', 'i686', 'aarch64', 'x86_64'"
569         fi
570
571         if [ -n "$TERMUX_DEBUG" ]; then
572                 CFLAGS+=" -g3 -O1 -fstack-protector --param ssp-buffer-size=4 -D_FORTIFY_SOURCE=2"
573         else
574                 CFLAGS+=" -Os"
575         fi
576
577         export CXXFLAGS="$CFLAGS"
578         export CPPFLAGS="-I${TERMUX_PREFIX}/include"
579
580         if [ "$TERMUX_PKG_DEPENDS" != "${TERMUX_PKG_DEPENDS/libandroid-support/}" ]; then
581                 # If using the android support library, link to it and include its headers as system headers:
582                 CPPFLAGS+=" -isystem $TERMUX_PREFIX/include/libandroid-support"
583                 LDFLAGS+=" -landroid-support"
584         fi
585
586         export ac_cv_func_getpwent=no
587         export ac_cv_func_getpwnam=no
588         export ac_cv_func_getpwuid=no
589         export ac_cv_func_sigsetmask=no
590
591         if [ ! -d $TERMUX_STANDALONE_TOOLCHAIN ]; then
592                 # Do not put toolchain in place until we are done with setup, to avoid having a half setup
593                 # toolchain left in place if something goes wrong (or process is just aborted):
594                 local _TERMUX_TOOLCHAIN_TMPDIR=${TERMUX_STANDALONE_TOOLCHAIN}-tmp
595                 rm -Rf $_TERMUX_TOOLCHAIN_TMPDIR
596
597                 local _NDK_ARCHNAME=$TERMUX_ARCH
598                 if [ "$TERMUX_ARCH" = "aarch64" ]; then
599                         _NDK_ARCHNAME=arm64
600                 elif [ "$TERMUX_ARCH" = "i686" ]; then
601                         _NDK_ARCHNAME=x86
602                 fi
603
604                 "$NDK/build/tools/make_standalone_toolchain.py" \
605                         --api "$TERMUX_PKG_API_LEVEL" \
606                         --arch $_NDK_ARCHNAME \
607                         --stl=libc++ \
608                         --install-dir $_TERMUX_TOOLCHAIN_TMPDIR
609
610                 # Remove android-support header wrapping not needed on android-21:
611                 rm -Rf $_TERMUX_TOOLCHAIN_TMPDIR/sysroot/usr/local
612
613                 local wrapped plusplus CLANG_TARGET=$TERMUX_HOST_PLATFORM
614                 if [ $TERMUX_ARCH = arm ]; then CLANG_TARGET=${CLANG_TARGET/arm-/armv7a-}; fi
615                 for wrapped in ${TERMUX_HOST_PLATFORM}-clang clang; do
616                         for plusplus in "" "++"; do
617                                 local FILE_TO_REPLACE=$_TERMUX_TOOLCHAIN_TMPDIR/bin/${wrapped}${plusplus}
618                                 if [ ! -f $FILE_TO_REPLACE ]; then
619                                         termux_error_exit "No toolchain file to override: $FILE_TO_REPLACE"
620                                 fi
621                                 cp "$TERMUX_SCRIPTDIR/scripts/clang-pie-wrapper" $FILE_TO_REPLACE
622                                 sed -i "s/COMPILER/clang50$plusplus/" $FILE_TO_REPLACE
623                                 sed -i "s/CLANG_TARGET/$CLANG_TARGET/" $FILE_TO_REPLACE
624                         done
625                 done
626
627                 if [ "$TERMUX_ARCH" = "aarch64" ]; then
628                         # Use gold by default to work around https://github.com/android-ndk/ndk/issues/148
629                         cp $_TERMUX_TOOLCHAIN_TMPDIR/bin/aarch64-linux-android-ld.gold \
630                            $_TERMUX_TOOLCHAIN_TMPDIR/bin/aarch64-linux-android-ld
631                         cp $_TERMUX_TOOLCHAIN_TMPDIR/aarch64-linux-android/bin/ld.gold \
632                            $_TERMUX_TOOLCHAIN_TMPDIR/aarch64-linux-android/bin/ld
633                 fi
634
635                 if [ "$TERMUX_ARCH" = "arm" ]; then
636                         # Linker wrapper script to add '--exclude-libs libgcc.a', see
637                         # https://github.com/android-ndk/ndk/issues/379
638                         # https://android-review.googlesource.com/#/c/389852/
639                         local linker
640                         for linker in ld ld.bfd ld.gold; do
641                                 local wrap_linker=$_TERMUX_TOOLCHAIN_TMPDIR/$TERMUX_HOST_PLATFORM/bin/$linker
642                                 local real_linker=$_TERMUX_TOOLCHAIN_TMPDIR/$TERMUX_HOST_PLATFORM/bin/$linker.real
643                                 cp $wrap_linker $real_linker
644                                 echo '#!/bin/bash' > $wrap_linker
645                                 echo -n '`dirname $0`/' >> $wrap_linker
646                                 echo -n $linker.real >> $wrap_linker
647                                 echo ' --exclude-libs libgcc.a "$@"' >> $wrap_linker
648                         done
649                 fi
650
651                 cd $_TERMUX_TOOLCHAIN_TMPDIR/sysroot
652
653                 for f in $TERMUX_SCRIPTDIR/ndk-patches/*.patch; do
654                         sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$f" | \
655                                 sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
656                                 patch --silent -p1;
657                 done
658                 # elf.h: Taken from glibc since the elf.h in the NDK is lacking.
659                 # sysexits.h: Header-only and used by a few programs.
660                 # ifaddrs.h: Added in android-24 unified headers, use a inline implementation for now.
661                 cp "$TERMUX_SCRIPTDIR"/ndk-patches/{elf.h,sysexits.h,ifaddrs.h} usr/include
662
663                 # Remove <sys/shm.h> from the NDK in favour of that from the libandroid-shmem.
664                 # Also remove <sys/sem.h> as it doesn't work for non-root.
665                 rm usr/include/sys/{shm.h,sem.h}
666
667                 sed -i "s/define __ANDROID_API__ __ANDROID_API_FUTURE__/define __ANDROID_API__ $TERMUX_PKG_API_LEVEL/" \
668                         usr/include/android/api-level.h
669
670                 local _LIBDIR=usr/lib
671                 if [ $TERMUX_ARCH = x86_64 ]; then _LIBDIR+=64; fi
672                 $TERMUX_ELF_CLEANER $_LIBDIR/*.so
673
674                 # zlib is really version 1.2.8 in the Android platform (at least
675                 # starting from Android 5), not older as the NDK headers claim.
676                 for file in zconf.h zlib.h; do
677                         curl -o usr/include/$file \
678                                 https://raw.githubusercontent.com/madler/zlib/v1.2.8/$file
679                 done
680                 unset file
681                 cd $_TERMUX_TOOLCHAIN_TMPDIR/include/c++/4.9.x
682                 sed "s%\@TERMUX_HOST_PLATFORM\@%${TERMUX_HOST_PLATFORM}%g" $TERMUX_SCRIPTDIR/ndk-patches/*.cpppatch | patch -p1
683                 mv $_TERMUX_TOOLCHAIN_TMPDIR $TERMUX_STANDALONE_TOOLCHAIN
684         fi
685
686         local _STL_LIBFILE_NAME=libc++_shared.so
687         if [ ! -f $TERMUX_PREFIX/lib/libstdc++.so ]; then
688                 # Setup libgnustl_shared.so in $PREFIX/lib and libstdc++.so as a link to it,
689                 # so that other C++ using packages links to it instead of the default android
690                 # C++ library which does not support exceptions or STL:
691                 # https://developer.android.com/ndk/guides/cpp-support.html
692                 # We do however want to avoid installing this, to avoid problems where e.g.
693                 # libm.so on some i686 devices links against libstdc++.so.
694                 # The libgnustl_shared.so library will be packaged in the libgnustl package
695                 # which is part of the base Termux installation.
696                 mkdir -p "$TERMUX_PREFIX/lib"
697                 cd "$TERMUX_PREFIX/lib"
698
699                 local _STL_LIBFILE=
700                 if [ "$TERMUX_ARCH" = arm ]; then
701                         local _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/armv7-a/$_STL_LIBFILE_NAME
702                 elif [ "$TERMUX_ARCH" = x86_64 ]; then
703                         local _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib64/$_STL_LIBFILE_NAME
704                 else
705                         local _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/$_STL_LIBFILE_NAME
706                 fi
707
708                 cp "$_STL_LIBFILE" .
709                 $STRIP --strip-unneeded $_STL_LIBFILE_NAME
710                 $TERMUX_ELF_CLEANER $_STL_LIBFILE_NAME
711                 if [ $TERMUX_ARCH = "arm" ]; then
712                         # Use a linker script to get libunwind.a.
713                         echo 'INPUT(-lunwind -lc++_shared)' > libstdc++.so
714                 else
715                         ln -f $_STL_LIBFILE_NAME libstdc++.so
716                 fi
717         fi
718
719         export PKG_CONFIG_LIBDIR="$TERMUX_PKG_CONFIG_LIBDIR"
720         # Create a pkg-config wrapper. We use path to host pkg-config to
721         # avoid picking up a cross-compiled pkg-config later on.
722         local _HOST_PKGCONFIG
723         _HOST_PKGCONFIG=$(which pkg-config)
724         mkdir -p $TERMUX_STANDALONE_TOOLCHAIN/bin "$PKG_CONFIG_LIBDIR"
725         cat > "$PKG_CONFIG" <<-HERE
726                 #!/bin/sh
727                 export PKG_CONFIG_DIR=
728                 export PKG_CONFIG_LIBDIR=$PKG_CONFIG_LIBDIR
729                 exec $_HOST_PKGCONFIG "\$@"
730         HERE
731         chmod +x "$PKG_CONFIG"
732 }
733
734 # Apply all *.patch files for the package. Not to be overridden by packages.
735 termux_step_patch_package() {
736         cd "$TERMUX_PKG_SRCDIR"
737         # Suffix patch with ".patch32" or ".patch64" to only apply for these bitnesses:
738         shopt -s nullglob
739         for patch in $TERMUX_PKG_BUILDER_DIR/*.patch{$TERMUX_ARCH_BITS,}; do
740                 test -f "$patch" && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" "$patch" | \
741                         sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
742                         patch --silent -p1
743         done
744         shopt -u nullglob
745 }
746
747 # Replace autotools build-aux/config.{sub,guess} with ours to add android targets.
748 termux_step_replace_guess_scripts () {
749         cd "$TERMUX_PKG_SRCDIR"
750         find . -name config.sub -exec chmod u+w '{}' \; -exec cp "$TERMUX_SCRIPTDIR/scripts/config.sub" '{}' \;
751         find . -name config.guess -exec chmod u+w '{}' \; -exec cp "$TERMUX_SCRIPTDIR/scripts/config.guess" '{}' \;
752 }
753
754 # For package scripts to override. Called in $TERMUX_PKG_BUILDDIR.
755 termux_step_pre_configure() {
756         return
757 }
758
759 termux_step_configure_autotools () {
760         if [ ! -e "$TERMUX_PKG_SRCDIR/configure" ]; then return; fi
761
762         DISABLE_STATIC="--disable-static"
763         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--enable-static/}" ]; then
764                 # Do not --disable-static if package explicitly enables it (e.g. gdb needs enable-static to build)
765                 DISABLE_STATIC=""
766         fi
767
768         DISABLE_NLS="--disable-nls"
769         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--enable-nls/}" ]; then
770                 # Do not --disable-nls if package explicitly enables it (for gettext itself)
771                 DISABLE_NLS=""
772         fi
773
774         ENABLE_SHARED="--enable-shared"
775         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--disable-shared/}" ]; then
776                 ENABLE_SHARED=""
777         fi
778         HOST_FLAG="--host=$TERMUX_HOST_PLATFORM"
779         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--host=/}" ]; then
780                 HOST_FLAG=""
781         fi
782         LIBEXEC_FLAG="--libexecdir=$TERMUX_PREFIX/libexec"
783         if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--libexecdir=/}" ]; then
784                 LIBEXEC_FLAG=""
785         fi
786
787         # Some packages provides a $PKG-config script which some configure scripts pickup instead of pkg-config:
788         mkdir "$TERMUX_PKG_TMPDIR/config-scripts"
789         for f in $TERMUX_PREFIX/bin/*config; do
790                 test -f "$f" && cp "$f" "$TERMUX_PKG_TMPDIR/config-scripts"
791         done
792         export PATH=$TERMUX_PKG_TMPDIR/config-scripts:$PATH
793
794         # Avoid gnulib wrapping of functions when cross compiling. See
795         # http://wiki.osdev.org/Cross-Porting_Software#Gnulib
796         # https://gitlab.com/sortix/sortix/wikis/Gnulib
797         # https://github.com/termux/termux-packages/issues/76
798         local AVOID_GNULIB=""
799         AVOID_GNULIB+=" ac_cv_func_calloc_0_nonnull=yes"
800         AVOID_GNULIB+=" ac_cv_func_chown_works=yes"
801         AVOID_GNULIB+=" ac_cv_func_getgroups_works=yes"
802         AVOID_GNULIB+=" ac_cv_func_malloc_0_nonnull=yes"
803         AVOID_GNULIB+=" ac_cv_func_realloc_0_nonnull=yes"
804         AVOID_GNULIB+=" am_cv_func_working_getline=yes"
805         AVOID_GNULIB+=" gl_cv_func_dup2_works=yes"
806         AVOID_GNULIB+=" gl_cv_func_fcntl_f_dupfd_cloexec=yes"
807         AVOID_GNULIB+=" gl_cv_func_fcntl_f_dupfd_works=yes"
808         AVOID_GNULIB+=" gl_cv_func_fnmatch_posix=yes"
809         AVOID_GNULIB+=" gl_cv_func_getcwd_abort_bug=no"
810         AVOID_GNULIB+=" gl_cv_func_getcwd_null=yes"
811         AVOID_GNULIB+=" gl_cv_func_getcwd_path_max=yes"
812         AVOID_GNULIB+=" gl_cv_func_getcwd_posix_signature=yes"
813         AVOID_GNULIB+=" gl_cv_func_gettimeofday_clobber=no"
814         AVOID_GNULIB+=" gl_cv_func_gettimeofday_posix_signature=yes"
815         AVOID_GNULIB+=" gl_cv_func_link_works=yes"
816         AVOID_GNULIB+=" gl_cv_func_lstat_dereferences_slashed_symlink=yes"
817         AVOID_GNULIB+=" gl_cv_func_malloc_0_nonnull=yes"
818         AVOID_GNULIB+=" gl_cv_func_memchr_works=yes"
819         AVOID_GNULIB+=" gl_cv_func_mkdir_trailing_dot_works=yes"
820         AVOID_GNULIB+=" gl_cv_func_mkdir_trailing_slash_works=yes"
821         AVOID_GNULIB+=" gl_cv_func_mkfifo_works=yes"
822         AVOID_GNULIB+=" gl_cv_func_realpath_works=yes"
823         AVOID_GNULIB+=" gl_cv_func_select_detects_ebadf=yes"
824         AVOID_GNULIB+=" gl_cv_func_snprintf_posix=yes"
825         AVOID_GNULIB+=" gl_cv_func_snprintf_retval_c99=yes"
826         AVOID_GNULIB+=" gl_cv_func_snprintf_truncation_c99=yes"
827         AVOID_GNULIB+=" gl_cv_func_stat_dir_slash=yes"
828         AVOID_GNULIB+=" gl_cv_func_stat_file_slash=yes"
829         AVOID_GNULIB+=" gl_cv_func_strerror_0_works=yes"
830         AVOID_GNULIB+=" gl_cv_func_symlink_works=yes"
831         AVOID_GNULIB+=" gl_cv_func_tzset_clobber=no"
832         AVOID_GNULIB+=" gl_cv_func_unlink_honors_slashes=yes"
833         AVOID_GNULIB+=" gl_cv_func_unlink_honors_slashes=yes"
834         AVOID_GNULIB+=" gl_cv_func_vsnprintf_posix=yes"
835         AVOID_GNULIB+=" gl_cv_func_vsnprintf_zerosize_c99=yes"
836         AVOID_GNULIB+=" gl_cv_func_wcwidth_works=yes"
837         AVOID_GNULIB+=" gl_cv_func_working_getdelim=yes"
838         AVOID_GNULIB+=" gl_cv_func_working_mkstemp=yes"
839         AVOID_GNULIB+=" gl_cv_func_working_mktime=yes"
840         AVOID_GNULIB+=" gl_cv_func_working_strerror=yes"
841         AVOID_GNULIB+=" gl_cv_header_working_fcntl_h=yes"
842         AVOID_GNULIB+=" gl_cv_C_locale_sans_EILSEQ=yes"
843
844         # NOTE: We do not want to quote AVOID_GNULIB as we want word expansion.
845         env $AVOID_GNULIB "$TERMUX_PKG_SRCDIR/configure" \
846                 --disable-dependency-tracking \
847                 --prefix=$TERMUX_PREFIX \
848                 --disable-rpath --disable-rpath-hack \
849                 $HOST_FLAG \
850                 $TERMUX_PKG_EXTRA_CONFIGURE_ARGS \
851                 $DISABLE_NLS \
852                 $ENABLE_SHARED \
853                 $DISABLE_STATIC \
854                 $LIBEXEC_FLAG
855 }
856
857 termux_step_configure_cmake () {
858         termux_setup_cmake
859
860         local TOOLCHAIN_ARGS="-DCMAKE_ANDROID_STANDALONE_TOOLCHAIN=$TERMUX_STANDALONE_TOOLCHAIN"
861         local BUILD_TYPE=MinSizeRel
862         test -n "$TERMUX_DEBUG" && BUILD_TYPE=Debug
863
864         local CMAKE_PROC=$TERMUX_ARCH
865         test $CMAKE_PROC == "arm" && CMAKE_PROC='armv7-a'
866
867         # XXX: CMAKE_{AR,RANLIB} needed for at least jsoncpp build to not
868         # pick up cross compiled binutils tool in $PREFIX/bin:
869         cmake -G 'Unix Makefiles' "$TERMUX_PKG_SRCDIR" \
870                 -DCMAKE_AR="$(which $AR)" \
871                 -DCMAKE_UNAME="$(which uname)" \
872                 -DCMAKE_RANLIB="$(which $RANLIB)" \
873                 -DCMAKE_BUILD_TYPE=$BUILD_TYPE \
874                 -DCMAKE_CROSSCOMPILING=True \
875                 -DCMAKE_C_FLAGS="$CFLAGS $CPPFLAGS" \
876                 -DCMAKE_CXX_FLAGS="$CXXFLAGS $CPPFLAGS" \
877                 -DCMAKE_LINKER="$TERMUX_STANDALONE_TOOLCHAIN/bin/$LD $LDFLAGS" \
878                 -DCMAKE_FIND_ROOT_PATH=$TERMUX_PREFIX \
879                 -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY \
880                 -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY \
881                 -DCMAKE_INSTALL_PREFIX=$TERMUX_PREFIX \
882                 -DCMAKE_MAKE_PROGRAM=`which make` \
883                 -DCMAKE_SYSTEM_PROCESSOR=$CMAKE_PROC \
884                 -DCMAKE_SYSTEM_NAME=Android \
885                 -DCMAKE_SYSTEM_VERSION=21 \
886                 -DCMAKE_SKIP_INSTALL_RPATH=ON \
887                 -DCMAKE_USE_SYSTEM_LIBRARIES=True \
888                 -DBUILD_TESTING=OFF \
889                 $TERMUX_PKG_EXTRA_CONFIGURE_ARGS $TOOLCHAIN_ARGS
890 }
891
892 termux_step_configure_meson () {
893         termux_setup_meson
894         CC=gcc CXX=g++ $TERMUX_MESON \
895                 $TERMUX_PKG_SRCDIR \
896                 $TERMUX_PKG_BUILDDIR \
897                 --cross-file $TERMUX_MESON_CROSSFILE \
898                 --prefix $TERMUX_PREFIX \
899                 --libdir lib \
900                 --buildtype minsize \
901                 --strip \
902                 $TERMUX_PKG_EXTRA_CONFIGURE_ARGS
903 }
904
905 termux_step_configure () {
906         if [ "$TERMUX_PKG_FORCE_CMAKE" == 'no' ] && [ -f "$TERMUX_PKG_SRCDIR/configure" ]; then
907                 termux_step_configure_autotools
908         elif [ -f "$TERMUX_PKG_SRCDIR/CMakeLists.txt" ]; then
909                 termux_step_configure_cmake
910         elif [ -f "$TERMUX_PKG_SRCDIR/meson.build" ]; then
911                 termux_step_configure_meson
912         fi
913 }
914
915 termux_step_post_configure () {
916         return
917 }
918
919 termux_step_make() {
920         if ls ./*akefile &> /dev/null; then
921                 if [ -z "$TERMUX_PKG_EXTRA_MAKE_ARGS" ]; then
922                         make -j $TERMUX_MAKE_PROCESSES
923                 else
924                         make -j $TERMUX_MAKE_PROCESSES ${TERMUX_PKG_EXTRA_MAKE_ARGS}
925                 fi
926         fi
927 }
928
929 termux_step_make_install() {
930         if ls ./*akefile &> /dev/null; then
931                 : "${TERMUX_PKG_MAKE_INSTALL_TARGET:="install"}"
932                 # Some packages have problem with parallell install, and it does not buy much, so use -j 1.
933                 if [ -z "$TERMUX_PKG_EXTRA_MAKE_ARGS" ]; then
934                         make -j 1 ${TERMUX_PKG_MAKE_INSTALL_TARGET}
935                 else
936                         make -j 1 ${TERMUX_PKG_EXTRA_MAKE_ARGS} ${TERMUX_PKG_MAKE_INSTALL_TARGET}
937                 fi
938         elif test -f build.ninja; then
939                 ninja install
940         fi
941 }
942
943 # Hook function for package scripts to override.
944 termux_step_post_make_install() {
945         return
946 }
947
948 termux_step_extract_into_massagedir() {
949         local TARBALL_ORIG=$TERMUX_PKG_PACKAGEDIR/${TERMUX_PKG_NAME}_orig.tar.gz
950
951         # Build diff tar with what has changed during the build:
952         cd $TERMUX_PREFIX
953         tar -N "$TERMUX_BUILD_TS_FILE" \
954                 --exclude='lib/libc++_shared.so' --exclude='lib/libstdc++.so' \
955                 -czf "$TARBALL_ORIG" .
956
957         # Extract tar in order to massage it
958         mkdir -p "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
959         cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
960         tar xf "$TARBALL_ORIG"
961         rm "$TARBALL_ORIG"
962 }
963
964 termux_step_massage() {
965         cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
966
967         # Remove lib/charset.alias which is installed by gettext-using packages:
968         rm -f lib/charset.alias
969
970         # Remove non-english man pages:
971         test -d share/man && (cd share/man; for f in `ls | grep -v man`; do rm -Rf $f; done )
972
973         if [ -z "${TERMUX_PKG_KEEP_INFOPAGES+x}" ]; then
974                 # Remove info pages:
975                 rm -Rf share/info
976         fi
977
978         # Remove locale files we're not interested in::
979         rm -Rf share/locale
980         if [ -z "${TERMUX_PKG_KEEP_SHARE_DOC+x}" ]; then
981                 # Remove info pages:
982                 rm -Rf share/doc
983         fi
984
985         # Remove old kept libraries (readline):
986         find . -name '*.old' -delete
987
988         # Remove static libraries:
989         if [ $TERMUX_PKG_KEEP_STATIC_LIBRARIES = "false" ]; then
990                 find . -name '*.a' -delete
991                 find . -name '*.la' -delete
992         fi
993
994         # Move over sbin to bin:
995         for file in sbin/*; do if test -f "$file"; then mv "$file" bin/; fi; done
996
997         # Remove world permissions and add write permissions.
998         # The -f flag is used to suppress warnings about dangling symlinks (such
999         # as ones to /system/... which may not exist on the build machine):
1000         find . -exec chmod -f u+w,g-rwx,o-rwx \{\} \;
1001
1002         if [ "$TERMUX_DEBUG" = "" ]; then
1003                 # Strip binaries. file(1) may fail for certain unusual files, so disable pipefail.
1004                 set +e +o pipefail
1005                 find . -type f | xargs -r file | grep -E "(executable|shared object)" | grep ELF | cut -f 1 -d : | \
1006                         xargs -r "$STRIP" --strip-unneeded --preserve-dates
1007                 set -e -o pipefail
1008         fi
1009         # Remove DT_ entries which the android 5.1 linker warns about:
1010         find . -type f -print0 | xargs -r -0 "$TERMUX_ELF_CLEANER"
1011
1012         # Fix shebang paths:
1013         while IFS= read -r -d '' file
1014         do
1015                 head -c 100 "$file" | grep -E "^#\!.*\\/bin\\/.*" | grep -q -E -v "^#\! ?\\/system" && sed --follow-symlinks -i -E "1 s@^#\!(.*)/bin/(.*)@#\!$TERMUX_PREFIX/bin/\2@" "$file"
1016         done < <(find -L . -type f -print0)
1017
1018         test ! -z "$TERMUX_PKG_RM_AFTER_INSTALL" && rm -Rf $TERMUX_PKG_RM_AFTER_INSTALL
1019
1020         find . -type d -empty -delete # Remove empty directories
1021
1022         # Sub packages:
1023         if [ -d include ] && [ -z "${TERMUX_PKG_NO_DEVELSPLIT}" ]; then
1024                 # Add virtual -dev sub package if there are include files:
1025                 local _DEVEL_SUBPACKAGE_FILE=$TERMUX_PKG_TMPDIR/${TERMUX_PKG_NAME}-dev.subpackage.sh
1026                 echo TERMUX_SUBPKG_INCLUDE=\"include share/vala share/man/man3 lib/pkgconfig share/aclocal lib/cmake $TERMUX_PKG_INCLUDE_IN_DEVPACKAGE\" > "$_DEVEL_SUBPACKAGE_FILE"
1027                 echo "TERMUX_SUBPKG_DESCRIPTION=\"Development files for ${TERMUX_PKG_NAME}\"" >> "$_DEVEL_SUBPACKAGE_FILE"
1028                 if [ -n "$TERMUX_PKG_DEVPACKAGE_DEPENDS" ]; then
1029                         echo "TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME,$TERMUX_PKG_DEVPACKAGE_DEPENDS\"" >> "$_DEVEL_SUBPACKAGE_FILE"
1030                 else
1031                         echo "TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME\"" >> "$_DEVEL_SUBPACKAGE_FILE"
1032                 fi
1033         fi
1034         # Now build all sub packages
1035         rm -Rf "$TERMUX_TOPDIR/$TERMUX_PKG_NAME/subpackages"
1036         for subpackage in $TERMUX_PKG_BUILDER_DIR/*.subpackage.sh $TERMUX_PKG_TMPDIR/*subpackage.sh; do
1037                 test ! -f "$subpackage" && continue
1038                 local SUB_PKG_NAME
1039                 SUB_PKG_NAME=$(basename "$subpackage" .subpackage.sh)
1040                 # Default value is same as main package, but sub package may override:
1041                 local TERMUX_SUBPKG_PLATFORM_INDEPENDENT=$TERMUX_PKG_PLATFORM_INDEPENDENT
1042                 local SUB_PKG_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/subpackages/$SUB_PKG_NAME
1043                 local TERMUX_SUBPKG_DEPENDS=""
1044                 local TERMUX_SUBPKG_CONFLICTS=""
1045                 local TERMUX_SUBPKG_REPLACES=""
1046                 local TERMUX_SUBPKG_CONFFILES=""
1047                 local SUB_PKG_MASSAGE_DIR=$SUB_PKG_DIR/massage/$TERMUX_PREFIX
1048                 local SUB_PKG_PACKAGE_DIR=$SUB_PKG_DIR/package
1049                 mkdir -p "$SUB_PKG_MASSAGE_DIR" "$SUB_PKG_PACKAGE_DIR"
1050
1051                 # shellcheck source=/dev/null
1052                 source $subpackage
1053
1054                 for includeset in $TERMUX_SUBPKG_INCLUDE; do
1055                         local _INCLUDE_DIRSET
1056                         _INCLUDE_DIRSET=$(dirname "$includeset")
1057                         test "$_INCLUDE_DIRSET" = "." && _INCLUDE_DIRSET=""
1058                         if [ -e "$includeset" ] || [ -L "$includeset" ]; then
1059                                 # Add the -L clause to handle relative symbolic links:
1060                                 mkdir -p "$SUB_PKG_MASSAGE_DIR/$_INCLUDE_DIRSET"
1061                                 mv "$includeset" "$SUB_PKG_MASSAGE_DIR/$_INCLUDE_DIRSET"
1062                         fi
1063                 done
1064
1065                 local SUB_PKG_ARCH=$TERMUX_ARCH
1066                 test -n "$TERMUX_SUBPKG_PLATFORM_INDEPENDENT" && SUB_PKG_ARCH=all
1067
1068                 cd "$SUB_PKG_DIR/massage"
1069                 local SUB_PKG_INSTALLSIZE
1070                 SUB_PKG_INSTALLSIZE=$(du -sk . | cut -f 1)
1071                 tar -cJf "$SUB_PKG_PACKAGE_DIR/data.tar.xz" .
1072
1073                 mkdir -p DEBIAN
1074                 cd DEBIAN
1075                 cat > control <<-HERE
1076                         Package: $SUB_PKG_NAME
1077                         Architecture: ${SUB_PKG_ARCH}
1078                         Installed-Size: ${SUB_PKG_INSTALLSIZE}
1079                         Maintainer: $TERMUX_PKG_MAINTAINER
1080                         Version: $TERMUX_PKG_FULLVERSION
1081                         Description: $TERMUX_SUBPKG_DESCRIPTION
1082                         Homepage: $TERMUX_PKG_HOMEPAGE
1083                 HERE
1084                 test ! -z "$TERMUX_SUBPKG_DEPENDS" && echo "Depends: $TERMUX_SUBPKG_DEPENDS" >> control
1085                 test ! -z "$TERMUX_SUBPKG_CONFLICTS" && echo "Conflicts: $TERMUX_SUBPKG_CONFLICTS" >> control
1086                 test ! -z "$TERMUX_SUBPKG_REPLACES" && echo "Replaces: $TERMUX_SUBPKG_REPLACES" >> control
1087                 tar -cJf "$SUB_PKG_PACKAGE_DIR/control.tar.xz" .
1088
1089                 for f in $TERMUX_SUBPKG_CONFFILES; do echo "$TERMUX_PREFIX/$f" >> conffiles; done
1090
1091                 # Create the actual .deb file:
1092                 TERMUX_SUBPKG_DEBFILE=$TERMUX_DEBDIR/${SUB_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${SUB_PKG_ARCH}.deb
1093                 test ! -f "$TERMUX_COMMON_CACHEDIR/debian-binary" && echo "2.0" > "$TERMUX_COMMON_CACHEDIR/debian-binary"
1094                 ar cr "$TERMUX_SUBPKG_DEBFILE" \
1095                                    "$TERMUX_COMMON_CACHEDIR/debian-binary" \
1096                                    "$SUB_PKG_PACKAGE_DIR/control.tar.xz" \
1097                                    "$SUB_PKG_PACKAGE_DIR/data.tar.xz"
1098
1099                 # Go back to main package:
1100                 cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
1101         done
1102
1103         # .. remove empty directories (NOTE: keep this last):
1104         find . -type d -empty -delete
1105         # Make sure user can read and write all files (problem with dpkg otherwise):
1106         chmod -R u+rw .
1107 }
1108
1109 termux_step_post_massage() {
1110         return
1111 }
1112
1113 # Create data.tar.gz with files to package. Not to be overridden by package scripts.
1114 termux_step_create_datatar() {
1115         # Create data tarball containing files to package:
1116         cd "$TERMUX_PKG_MASSAGEDIR"
1117
1118         local HARDLINKS="$(find . -type f -links +1)"
1119         if [ -n "$HARDLINKS" ]; then
1120                 termux_error_exit "Package contains hard links: $HARDLINKS"
1121         fi
1122
1123         if [ -z "${TERMUX_PKG_METAPACKAGE+x}" ] && [ "$(find . -type f)" = "" ]; then
1124                 termux_error_exit "No files in package"
1125         fi
1126         tar -cJf "$TERMUX_PKG_PACKAGEDIR/data.tar.xz" .
1127 }
1128
1129 termux_step_create_debscripts() {
1130         return
1131 }
1132
1133 # Create the build deb file. Not to be overridden by package scripts.
1134 termux_step_create_debfile() {
1135         # Get install size. This will be written as the "Installed-Size" deb field so is measured in 1024-byte blocks:
1136         local TERMUX_PKG_INSTALLSIZE
1137         TERMUX_PKG_INSTALLSIZE=$(du -sk . | cut -f 1)
1138
1139         # From here on TERMUX_ARCH is set to "all" if TERMUX_PKG_PLATFORM_INDEPENDENT is set by the package
1140         test -n "$TERMUX_PKG_PLATFORM_INDEPENDENT" && TERMUX_ARCH=all
1141
1142         mkdir -p DEBIAN
1143         cat > DEBIAN/control <<-HERE
1144                 Package: $TERMUX_PKG_NAME
1145                 Architecture: ${TERMUX_ARCH}
1146                 Installed-Size: ${TERMUX_PKG_INSTALLSIZE}
1147                 Maintainer: $TERMUX_PKG_MAINTAINER
1148                 Version: $TERMUX_PKG_FULLVERSION
1149                 Description: $TERMUX_PKG_DESCRIPTION
1150                 Homepage: $TERMUX_PKG_HOMEPAGE
1151         HERE
1152         test ! -z "$TERMUX_PKG_BREAKS" && echo "Breaks: $TERMUX_PKG_BREAKS" >> DEBIAN/control
1153         test ! -z "$TERMUX_PKG_DEPENDS" && echo "Depends: $TERMUX_PKG_DEPENDS" >> DEBIAN/control
1154         test ! -z "$TERMUX_PKG_ESSENTIAL" && echo "Essential: yes" >> DEBIAN/control
1155         test ! -z "$TERMUX_PKG_CONFLICTS" && echo "Conflicts: $TERMUX_PKG_CONFLICTS" >> DEBIAN/control
1156         test ! -z "$TERMUX_PKG_RECOMMENDS" && echo "Recommends: $TERMUX_PKG_RECOMMENDS" >> DEBIAN/control
1157         test ! -z "$TERMUX_PKG_REPLACES" && echo "Replaces: $TERMUX_PKG_REPLACES" >> DEBIAN/control
1158
1159         # Create DEBIAN/conffiles (see https://www.debian.org/doc/debian-policy/ap-pkg-conffiles.html):
1160         for f in $TERMUX_PKG_CONFFILES; do echo "$TERMUX_PREFIX/$f" >> DEBIAN/conffiles; done
1161
1162         # Allow packages to create arbitrary control files.
1163         # XXX: Should be done in a better way without a function?
1164         cd DEBIAN
1165         termux_step_create_debscripts
1166
1167         # Create control.tar.xz
1168         tar -cJf "$TERMUX_PKG_PACKAGEDIR/control.tar.xz" .
1169
1170         test ! -f "$TERMUX_COMMON_CACHEDIR/debian-binary" && echo "2.0" > "$TERMUX_COMMON_CACHEDIR/debian-binary"
1171         TERMUX_PKG_DEBFILE=$TERMUX_DEBDIR/${TERMUX_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${TERMUX_ARCH}.deb
1172         # Create the actual .deb file:
1173         ar cr "$TERMUX_PKG_DEBFILE" \
1174                "$TERMUX_COMMON_CACHEDIR/debian-binary" \
1175                "$TERMUX_PKG_PACKAGEDIR/control.tar.xz" \
1176                "$TERMUX_PKG_PACKAGEDIR/data.tar.xz"
1177 }
1178
1179 # Finish the build. Not to be overridden by package scripts.
1180 termux_step_finish_build() {
1181         echo "termux - build of '$TERMUX_PKG_NAME' done"
1182         test -t 1 && printf "\033]0;%s - DONE\007" "$TERMUX_PKG_NAME"
1183         mkdir -p /data/data/.built-packages
1184         echo "$TERMUX_PKG_FULLVERSION" > "/data/data/.built-packages/$TERMUX_PKG_NAME"
1185         exit 0
1186 }
1187
1188 termux_step_handle_arguments "$@"
1189 termux_step_setup_variables
1190 termux_step_handle_buildarch
1191 termux_step_start_build
1192 termux_step_extract_package
1193 cd "$TERMUX_PKG_SRCDIR"
1194 termux_step_post_extract_package
1195 termux_step_handle_hostbuild
1196 termux_step_setup_toolchain
1197 termux_step_patch_package
1198 termux_step_replace_guess_scripts
1199 cd "$TERMUX_PKG_SRCDIR"
1200 termux_step_pre_configure
1201 cd "$TERMUX_PKG_BUILDDIR"
1202 termux_step_configure
1203 cd "$TERMUX_PKG_BUILDDIR"
1204 termux_step_post_configure
1205 cd "$TERMUX_PKG_BUILDDIR"
1206 termux_step_make
1207 cd "$TERMUX_PKG_BUILDDIR"
1208 termux_step_make_install
1209 cd "$TERMUX_PKG_BUILDDIR"
1210 termux_step_post_make_install
1211 cd "$TERMUX_PKG_MASSAGEDIR"
1212 termux_step_extract_into_massagedir
1213 cd "$TERMUX_PKG_MASSAGEDIR"
1214 termux_step_massage
1215 cd "$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX"
1216 termux_step_post_massage
1217 termux_step_create_datatar
1218 termux_step_create_debfile
1219 termux_step_finish_build