dialog: Update to latest version
[termux-packages] / build-package.sh
index 915e050..0efbc54 100755 (executable)
 
 set -e -o pipefail -u
 
-if [ "$#" -ne 1 ]; then echo "ERROR: Specify one argument (name of or path to package)"; exit 1; fi
-export TERMUX_PKG_NAME=`basename $1`
-export TERMUX_SCRIPTDIR=`cd $(dirname $0); pwd`
-
-if [[ $1 == *"/"* ]]; then
-  # Path to directory which may be outside this repo:
-  if [ ! -d $1 ]; then echo "ERROR: '$1' seems to be a path but is not a directory"; exit 1; fi
-  export TERMUX_PKG_BUILDER_DIR=`realpath $1`
-else
-  # Package name:
-  export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/packages/$TERMUX_PKG_NAME
-fi
-export TERMUX_PKG_BUILDER_SCRIPT=$TERMUX_PKG_BUILDER_DIR/build.sh
-if test ! -f $TERMUX_PKG_BUILDER_SCRIPT; then echo "ERROR: No build.sh script at supposed package dir $TERMUX_PKG_BUILDER_DIR!"; exit 1; fi
-
-echo "termux - building $1..."
-test -t 1 && printf "\033]0;$1...\007"
-
-# Read settings from .termuxrc if existing
+# Read settings from .termuxrc if existing:
 test -f $HOME/.termuxrc && . $HOME/.termuxrc
 
-# Configurable settings
-: ${NDK:="${HOME}/lib/android-ndk"}
+# Configurable settings:
 : ${ANDROID_HOME:="${HOME}/lib/android-sdk"}
-if [ ! -d "$NDK" ]; then echo 'ERROR: $NDK not defined as pointing at a directory - define it pointing at a android NDK installation!'; exit 1; fi
+: ${NDK:="${HOME}/lib/android-ndk"}
 : ${TERMUX_MAKE_PROCESSES:='4'}
-: ${TERMUX_TOPDIR:="$HOME/termux"}
-: ${TERMUX_ARCH:="arm"} # (arm|aarch64|i686|x86_64) - the x86_64 arch is not yet used or tested.
-TERMUX_ARCH_BITS="32"
-if [ "x86_64" = $TERMUX_ARCH -o "aarch64" = $TERMUX_ARCH ]; then
-       TERMUX_ARCH_BITS="64"
-fi
+: ${TERMUX_TOPDIR:="$HOME/.termux-build"}
+: ${TERMUX_ARCH:="aarch64"} # (arm|aarch64|i686|x86_64) - the x86_64 arch is not yet used or tested.
 : ${TERMUX_CLANG:=""} # Set to non-empty to use clang.
-: ${TERMUX_HOST_PLATFORM:="${TERMUX_ARCH}-linux-android"}
-if [ $TERMUX_ARCH = "arm" ]; then TERMUX_HOST_PLATFORM="${TERMUX_HOST_PLATFORM}eabi"; fi
 : ${TERMUX_PREFIX:='/data/data/com.termux/files/usr'}
 : ${TERMUX_ANDROID_HOME:='/data/data/com.termux/files/home'}
 : ${TERMUX_DEBUG:=""}
 : ${TERMUX_PROCESS_DEB:=""}
 : ${TERMUX_API_LEVEL:="21"}
+: ${TERMUX_ANDROID_BUILD_TOOLS_VERSION:="24.0.1"}
+: ${TERMUX_NDK_VERSION:="12"}
+
+# Handle command-line arguments:
+show_usage () {
+    echo "Usage: ./build-package.sh [-a ARCH] PACKAGE"
+    echo "Build a package."
+    echo ""
+    exit 1
+}
+while getopts :a:h option
+do
+    case "$option" in
+        a) TERMUX_ARCH="$OPTARG";;
+        h) show_usage;;
+        ?) echo "./build-package.sh: illegal option -$OPTARG"; exit 1;;
+    esac
+done
+shift $(($OPTIND-1))
+if [ "$#" -ne 1 ]; then show_usage; fi
+
+# Check the NDK:
+if [ ! -d "$NDK" ]; then
+       echo 'ERROR: $NDK not defined as pointing at a directory - define it pointing at a android NDK installation!'
+       exit 1
+fi
+if grep -s -q "Pkg.Revision = $TERMUX_NDK_VERSION" $NDK/source.properties; then
+       :
+else
+       echo "Wrong NDK version - we need $TERMUX_NDK_VERSION"
+       exit 1
+fi
+
+# Compute standalone toolchain dir, bitness of arch and name of host platform:
+TERMUX_STANDALONE_TOOLCHAIN="$TERMUX_TOPDIR/_lib/toolchain-${TERMUX_ARCH}-ndk${TERMUX_NDK_VERSION}-api${TERMUX_API_LEVEL}-"
 if [ "$TERMUX_CLANG" = "" ]; then
-       : ${TERMUX_STANDALONE_TOOLCHAIN:="$HOME/lib/android-standalone-toolchain-${TERMUX_ARCH}-api${TERMUX_API_LEVEL}-gcc4.9"}
+       TERMUX_STANDALONE_TOOLCHAIN+="gcc4.9"
 else
-       : ${TERMUX_STANDALONE_TOOLCHAIN:="$HOME/lib/android-standalone-toolchain-${TERMUX_ARCH}-api${TERMUX_API_LEVEL}-clang38"}
+       TERMUX_STANDALONE_TOOLCHAIN+="clang38"
 fi
-: ${TERMUX_ANDROID_BUILD_TOOLS_VERSION:="23.0.3"}
+# Bump the below version if a change is made in toolchain setup, to ensure
+# that everyone gets an updated toolchain:
+TERMUX_STANDALONE_TOOLCHAIN+="-v1"
+
+if [ "x86_64" = $TERMUX_ARCH -o "aarch64" = $TERMUX_ARCH ]; then
+       TERMUX_ARCH_BITS=64
+else
+       TERMUX_ARCH_BITS=32
+fi
+TERMUX_HOST_PLATFORM="${TERMUX_ARCH}-linux-android"
+if [ $TERMUX_ARCH = "arm" ]; then TERMUX_HOST_PLATFORM="${TERMUX_HOST_PLATFORM}eabi"; fi
+
+# Check the package to build:
+TERMUX_PKG_NAME=`basename $1`
+export TERMUX_SCRIPTDIR=`cd $(dirname $0); pwd`
+if [[ $1 == *"/"* ]]; then
+  # Path to directory which may be outside this repo:
+  if [ ! -d $1 ]; then echo "ERROR: '$1' seems to be a path but is not a directory"; exit 1; fi
+  export TERMUX_PKG_BUILDER_DIR=`realpath $1`
+else
+  # Package name:
+  export TERMUX_PKG_BUILDER_DIR=$TERMUX_SCRIPTDIR/packages/$TERMUX_PKG_NAME
+fi
+TERMUX_PKG_BUILDER_SCRIPT=$TERMUX_PKG_BUILDER_DIR/build.sh
+if test ! -f $TERMUX_PKG_BUILDER_SCRIPT; then
+       echo "ERROR: No build.sh script at supposed package dir $TERMUX_PKG_BUILDER_DIR!"
+       exit 1
+fi
+
+# Handle 'all' arch:
+if [ $TERMUX_ARCH = 'all' ]; then
+       for arch in 'arm' 'i686' 'aarch64'; do
+               ./build-package.sh -a $arch $1
+       done
+       exit
+fi
+
 # We do not put all of build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/ into PATH
 # to avoid stuff like arm-linux-androideabi-ld there to conflict with ones from
 # the standalone toolchain.
 TERMUX_DX=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/dx
+TERMUX_JACK=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/jack.jar
+TERMUX_JILL=$ANDROID_HOME/build-tools/$TERMUX_ANDROID_BUILD_TOOLS_VERSION/jill.jar
 
 # We put this after system PATH to avoid picking up toolchain stripped python
 export PATH=$PATH:$TERMUX_STANDALONE_TOOLCHAIN/bin
 
 # Make $TERMUX_TAR and $TERMUX_TOUCH point at gnu versions:
 export TERMUX_TAR="tar"
-test `uname` = "Darwin" && TERMUX_TAR=gnutar
+test `uname` = "Darwin" && TERMUX_TAR=gtar
 export TERMUX_TOUCH="touch"
 test `uname` = "Darwin" && TERMUX_TOUCH=gtouch
 
-# Compute NDK version. We remove the first character (the r in e.g. r9d) to get a version number which can be used in packages):
-export TERMUX_NDK_VERSION=11
-if grep -s -q "Pkg.Revision = $TERMUX_NDK_VERSION" $NDK/source.properties; then
-       :
-else
-       echo "Wrong NDK version - we need $TERMUX_NDK_VERSION"
-       exit 1
-fi
-
 export prefix=${TERMUX_PREFIX} # prefix is used by some makefiles
-#export ACLOCAL="aclocal -I $TERMUX_PREFIX/share/aclocal"
+export PREFIX=${TERMUX_PREFIX} # PREFIX is used by some makefiles
+
 export AR=$TERMUX_HOST_PLATFORM-ar
 if [ "$TERMUX_CLANG" = "" ]; then
        export AS=${TERMUX_HOST_PLATFORM}-gcc
@@ -113,6 +153,11 @@ elif [ $TERMUX_ARCH = "i686" ]; then
 elif [ $TERMUX_ARCH = "aarch64" ]; then
        LDFLAGS+=" -Wl,-rpath-link,$TERMUX_PREFIX/lib"
        LDFLAGS+=" -Wl,-rpath-link,$TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/lib"
+elif [ $TERMUX_ARCH = "x86_64" ]; then
+       :
+else
+       echo "Error: Invalid arch '$TERMUX_ARCH' - support arches are 'arm', 'i686', 'aarch64', 'x86_64'"
+       exit 1
 fi
 
 if [ -n "$TERMUX_DEBUG" ]; then
@@ -143,33 +188,61 @@ if [ ! -d $TERMUX_STANDALONE_TOOLCHAIN ]; then
        else
                _TERMUX_TOOLCHAIN="${_TERMUX_NDK_TOOLCHAIN_NAME}-clang"
        fi
+
+       # Do not put toolchain in place until we are done with setup, to avoid having a half setup
+       # toolchain left in place if something goes wrong (or process is just aborted):
+       _TERMUX_TOOLCHAIN_TMPDIR=${TERMUX_STANDALONE_TOOLCHAIN}-tmp
+       rm -Rf $_TERMUX_TOOLCHAIN_TMPDIR
+
        bash $NDK/build/tools/make-standalone-toolchain.sh --platform=android-$TERMUX_API_LEVEL --toolchain=${_TERMUX_TOOLCHAIN} \
-               --install-dir=$TERMUX_STANDALONE_TOOLCHAIN
+               --install-dir=$_TERMUX_TOOLCHAIN_TMPDIR
         if [ "arm" = $TERMUX_ARCH ]; then
                 # Fix to allow e.g. <bits/c++config.h> to be included:
-                cp $TERMUX_STANDALONE_TOOLCHAIN/include/c++/4.9/arm-linux-androideabi/armv7-a/bits/* $TERMUX_STANDALONE_TOOLCHAIN/include/c++/4.9/bits
+                cp $_TERMUX_TOOLCHAIN_TMPDIR/include/c++/4.9.x/arm-linux-androideabi/armv7-a/bits/* $_TERMUX_TOOLCHAIN_TMPDIR/include/c++/4.9.x/bits
         fi
-       cd $TERMUX_STANDALONE_TOOLCHAIN/sysroot
+       cd $_TERMUX_TOOLCHAIN_TMPDIR/sysroot
        for f in $TERMUX_SCRIPTDIR/ndk_patches/*.patch; do
                sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" $f | \
                        sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
-                       patch -p1;
-               echo "PATCHING FILE $f done!"
+                       patch --silent -p1;
        done
         # elf.h is taken from glibc since the elf.h in the NDK is lacking.
        # sysexits.h is header-only and used by a few programs.
-        cp $TERMUX_SCRIPTDIR/ndk_patches/{elf.h,sysexits.h} $TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/include
+       cp $TERMUX_SCRIPTDIR/ndk_patches/{elf.h,sysexits.h} $_TERMUX_TOOLCHAIN_TMPDIR/sysroot/usr/include
+       mv $_TERMUX_TOOLCHAIN_TMPDIR $TERMUX_STANDALONE_TOOLCHAIN
+fi
+
+if [ ! -f $TERMUX_PREFIX/lib/libstdc++.so ]; then
+       # Setup libgnustl_shared.so in $PREFIX/lib and libstdc++.so as a symlink to it,
+       # so that other C++ using packages links to it instead of the default android
+       # C++ library which does not support exceptions or STL:
+       # https://developer.android.com/ndk/guides/cpp-support.html
+       # We do however want to avoid installing this, to avoid problems # where e.g.
+       # libm.so on some i686 devices links against libstdc++.so.
+       # The libgnustl_shared.so library will be packaged in the libgnustl package
+       # which is part of the base Termux installation.
+       mkdir -p $TERMUX_PREFIX/lib
+       cd $TERMUX_PREFIX/lib
+        _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/libgnustl_shared.so
+       if [ $TERMUX_ARCH = arm ]; then
+               _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib/armv7-a/libgnustl_shared.so
+       elif [ $TERMUX_ARCH = x86_64 ]; then
+               _STL_LIBFILE=$TERMUX_STANDALONE_TOOLCHAIN/${TERMUX_HOST_PLATFORM}/lib64/libgnustl_shared.so
+       fi
+       cp $_STL_LIBFILE .
+       ln -f -s libgnustl_shared.so libstdc++.so
 fi
 
 export TERMUX_COMMON_CACHEDIR="$TERMUX_TOPDIR/_cache"
-export TERMUX_COMMON_DEBDIR="$TERMUX_TOPDIR/_deb"
-mkdir -p $TERMUX_COMMON_CACHEDIR $TERMUX_COMMON_DEBDIR
+export TERMUX_DEBDIR="$TERMUX_SCRIPTDIR/debs"
+mkdir -p $TERMUX_COMMON_CACHEDIR $TERMUX_DEBDIR
 
 TERMUX_PKG_BUILDDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/build
 TERMUX_PKG_CACHEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/cache
 TERMUX_PKG_MASSAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/massage
 TERMUX_PKG_PACKAGEDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/package
 TERMUX_PKG_SRCDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/src
+TERMUX_PKG_SHA256=""
 TERMUX_PKG_TMPDIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/tmp
 TERMUX_PKG_HOSTBUILD_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/host-build
 TERMUX_PKG_PLATFORM_INDEPENDENT=""
@@ -188,14 +261,16 @@ TERMUX_PKG_KEEP_STATIC_LIBRARIES="false"
 TERMUX_PKG_KEEP_HEADER_FILES="false"
 TERMUX_PKG_ESSENTIAL=""
 TERMUX_PKG_CONFLICTS="" # https://www.debian.org/doc/debian-policy/ch-relationships.html#s-conflicts
+TERMUX_PKG_REPLACES=""
 TERMUX_PKG_CONFFILES=""
 TERMUX_PKG_INCLUDE_IN_DEVPACKAGE=""
+TERMUX_PKG_DEVPACKAGE_DEPENDS=""
 # Set if a host build should be done in TERMUX_PKG_HOSTBUILD_DIR:
 TERMUX_PKG_HOSTBUILD=""
 TERMUX_PKG_MAINTAINER="Fredrik Fornwall <fredrik@fornwall.net>"
 
 # Cleanup old state
-rm -Rf   $TERMUX_PKG_BUILDDIR $TERMUX_PKG_PACKAGEDIR $TERMUX_PKG_SRCDIR $TERMUX_PKG_TMPDIR $TERMUX_PKG_MASSAGEDIR
+rm -Rf $TERMUX_PKG_BUILDDIR $TERMUX_PKG_PACKAGEDIR $TERMUX_PKG_SRCDIR $TERMUX_PKG_TMPDIR $TERMUX_PKG_MASSAGEDIR
 
 # If $TERMUX_PREFIX already exists, it may have been built for a different arch
 TERMUX_ARCH_FILE=/data/TERMUX_ARCH
@@ -206,8 +281,6 @@ if [ -f "${TERMUX_ARCH_FILE}" ]; then
                 mkdir -p $TERMUX_DATA_BACKUPDIRS
                 TERMUX_DATA_PREVIOUS_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_PREVIOUS_ARCH
                 TERMUX_DATA_CURRENT_BACKUPDIR=$TERMUX_DATA_BACKUPDIRS/$TERMUX_ARCH
-                echo "NOTE: Different archs - building for $TERMUX_ARCH, but current $TERMUX_PREVIOUS_ARCH"
-                echo "      Saving current /data/data to $TERMUX_DATA_PREVIOUS_BACKUPDIR"
                 # Save current /data (removing old backup if any)
                if test -e $TERMUX_DATA_PREVIOUS_BACKUPDIR; then
                        echo "ERROR: Directory already exists"
@@ -216,7 +289,6 @@ if [ -f "${TERMUX_ARCH_FILE}" ]; then
                 mv /data/data $TERMUX_DATA_PREVIOUS_BACKUPDIR
                 # Restore new one (if any)
                 if [ -d $TERMUX_DATA_CURRENT_BACKUPDIR ]; then
-                        echo "      Restoring old backupdir from $TERMUX_DATA_CURRENT_BACKUPDIR"
                         mv $TERMUX_DATA_CURRENT_BACKUPDIR /data/data
                 fi
         fi
@@ -227,21 +299,30 @@ echo $TERMUX_ARCH > $TERMUX_ARCH_FILE
 mkdir -p $TERMUX_PKG_BUILDDIR $TERMUX_PKG_PACKAGEDIR $TERMUX_PKG_TMPDIR $TERMUX_PKG_CACHEDIR $TERMUX_PKG_MASSAGEDIR $PKG_CONFIG_LIBDIR $TERMUX_PREFIX/{bin,etc,lib,libexec,share,tmp,include}
 
 termux_download() {
-        URL="$1"
-        DESTINATION="$2"
-
-        TMPFILE=`mktemp $TERMUX_PKG_TMPDIR/download.XXXXXXXXX`
-        for i in 1 2 3; do
-                if curl -L --fail --retry 2 -o "$TMPFILE" "$URL"; then
-                        mv "$TMPFILE" "$DESTINATION"
-                        return
-                else
-                        echo "Download of $1 failed (attempt $i/3)" 1>&2
-                        sleep 6
-                fi
-        done
-        echo "Failed to download $1 - exiting" 1>&2
-        exit 1
+       URL="$1"
+       DESTINATION="$2"
+
+       TMPFILE=`mktemp $TERMUX_PKG_TMPDIR/download.$TERMUX_PKG_NAME.XXXXXXXXX`
+       echo "Downloading ${URL}"
+       for i in 1 2 3 4 5 6; do
+               if curl -L --fail --retry 2 -o "$TMPFILE" "$URL"; then
+                       if [ $# = 3 ]; then
+                               # Optional checksum argument:
+                               echo $3  "$TMPFILE" | sha256sum --check --strict --quiet
+                       else
+                               echo "Note: No checksum of file"
+                               sha256sum $TMPFILE
+                       fi
+                       mv "$TMPFILE" "$DESTINATION"
+                       return
+               else
+                       echo "Download of $1 failed (attempt $i/3)" 1>&2
+                       sleep 45
+               fi
+       done
+
+       echo "Failed to download $1 - exiting" 1>&2
+       exit 1
 }
 
 # Get fresh versions of config.sub and config.guess
@@ -307,8 +388,8 @@ termux_step_extract_package () {
        cd $TERMUX_PKG_TMPDIR
        filename=`basename $TERMUX_PKG_SRCURL`
        file=$TERMUX_PKG_CACHEDIR/$filename
-       # Set "TERMUX_PKG_NO_SRC_CACHE=yes" in package to never cache packages, such as in git builds:
-       test -n ${TERMUX_PKG_NO_SRC_CACHE-""} -o ! -f $file && termux_download $TERMUX_PKG_SRCURL $file
+       test ! -f $file && termux_download $TERMUX_PKG_SRCURL $file $TERMUX_PKG_SHA256
+
        if [ "x$TERMUX_PKG_FOLDERNAME" = "x" ]; then
                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`
                folder=`echo $folder | sed 's/_/-/'` # dpkg uses _ in tar filename, but - in folder
@@ -317,7 +398,7 @@ termux_step_extract_package () {
        fi
        rm -Rf $folder
        if [ ${file##*.} = zip ]; then
-               unzip $file
+               unzip -q $file
        else
                $TERMUX_TAR xf $file
        fi
@@ -342,7 +423,7 @@ termux_step_patch_package () {
        for patch in $TERMUX_PKG_BUILDER_DIR/*.patch{$TERMUX_ARCH_BITS,}; do
                test -f $patch && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" $patch | \
                        sed "s%\@TERMUX_HOME\@%${TERMUX_ANDROID_HOME}%g" | \
-                       patch -p1
+                       patch --silent -p1
        done
 
        find . -name config.sub -exec chmod u+w '{}' \; -exec cp $TERMUX_COMMON_CACHEDIR/config.sub '{}' \;
@@ -384,9 +465,6 @@ termux_step_configure () {
        for f in $TERMUX_PREFIX/bin/*config; do
                test -f $f && cp $f $TERMUX_PKG_TMPDIR/config-scripts
        done
-       set +e +o pipefail
-       find $TERMUX_PKG_TMPDIR/config-scripts | xargs file | grep -F " script" | cut -f 1 -d : | xargs sed -i -E "s@^#\!/system/bin/sh@#\!/bin/sh@"
-       set -e -o pipefail
        export PATH=$TERMUX_PKG_TMPDIR/config-scripts:$PATH
 
        # See http://wiki.buici.com/xwiki/bin/view/Programing+C+and+C%2B%2B/Autoconf+and+RPL_MALLOC
@@ -488,23 +566,23 @@ termux_step_massage () {
        # .. move over sbin to bin
        for file in sbin/*; do if test -f $file; then mv $file bin/; fi; done
 
-       # file(1) may fail for certain unusual files, so disable pipefail
-       set +e +o pipefail
-        # Remove world permissions and add write permissions:
-        find . -exec chmod u+w,o-rwx \{\} \;
-       # .. strip binaries (setting them as writeable first)
+        # Remove world permissions and add write permissions.
+       # The -f flag is used to suppress warnings about dangling symlinks (such
+       # as ones to /system/... which may not exist on the build machine):
+        find . -exec chmod -f u+w,o-rwx \{\} \;
        if [ "$TERMUX_DEBUG" = "" ]; then
-                find . -type f | xargs file | grep -E "(executable|shared object)" | grep ELF | cut -f 1 -d : | xargs $STRIP --strip-unneeded --preserve-dates -R '.gnu.version*'
+               # Strip binaries. file(1) may fail for certain unusual files, so disable pipefail.
+               set +e +o pipefail
+               find . -type f | xargs -r file | grep -E "(executable|shared object)" | grep ELF | cut -f 1 -d : | \
+                       xargs -r $STRIP --strip-unneeded --preserve-dates -R '.gnu.version*'
+               set -e -o pipefail
+               # Remove DT_ entries which the android 5.1 linker warns about:
+               find . -type f -print0 | xargs -r -0 $TERMUX_ELF_CLEANER
        fi
         # Fix shebang paths:
         for file in `find -L . -type f`; do
                 head -c 100 $file | grep -E "^#\!.*\\/bin\\/.*" | grep -q -E -v "^#\! ?\\/system" && sed --follow-symlinks -i -E "1 s@^#\!(.*)/bin/(.*)@#\!$TERMUX_PREFIX/bin/\2@" $file
         done
-       set -e -o pipefail
-        # Remove DT_ entries which the android 5.1 linker warns about:
-       if [ "$TERMUX_DEBUG" = "" ]; then
-               find . -type f -print0 | xargs -0 $TERMUX_ELF_CLEANER
-       fi
 
        test ! -z "$TERMUX_PKG_RM_AFTER_INSTALL" && rm -Rf $TERMUX_PKG_RM_AFTER_INSTALL
 
@@ -516,7 +594,11 @@ termux_step_massage () {
                 _DEVEL_SUBPACKAGE_FILE=$TERMUX_PKG_TMPDIR/${TERMUX_PKG_NAME}-dev.subpackage.sh
                 echo TERMUX_SUBPKG_INCLUDE=\"include share/man/man3 lib/pkgconfig share/aclocal $TERMUX_PKG_INCLUDE_IN_DEVPACKAGE\" > $_DEVEL_SUBPACKAGE_FILE
                 echo TERMUX_SUBPKG_DESCRIPTION=\"Development files for ${TERMUX_PKG_NAME}\" >> $_DEVEL_SUBPACKAGE_FILE
-                echo TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME\" >> $_DEVEL_SUBPACKAGE_FILE
+               if [ -n "$TERMUX_PKG_DEVPACKAGE_DEPENDS" ]; then
+                       echo TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME,$TERMUX_PKG_DEVPACKAGE_DEPENDS\" >> $_DEVEL_SUBPACKAGE_FILE
+               else
+                       echo TERMUX_SUBPKG_DEPENDS=\"$TERMUX_PKG_NAME\" >> $_DEVEL_SUBPACKAGE_FILE
+               fi
                if [ x$TERMUX_PKG_CONFLICTS != x ]; then
                        # Assume that dev packages conflicts as well.
                        echo "TERMUX_SUBPKG_CONFLICTS=${TERMUX_PKG_CONFLICTS}-dev" >> $_DEVEL_SUBPACKAGE_FILE
@@ -529,7 +611,6 @@ termux_step_massage () {
                SUB_PKG_NAME=`basename $subpackage .subpackage.sh`
                 # Default value is same as main package, but sub package may override:
                 TERMUX_SUBPKG_PLATFORM_INDEPENDENT=$TERMUX_PKG_PLATFORM_INDEPENDENT
-               echo "$SUB_PKG_NAME => $subpackage"
                 SUB_PKG_DIR=$TERMUX_TOPDIR/$TERMUX_PKG_NAME/subpackages/$SUB_PKG_NAME
                 TERMUX_SUBPKG_DEPENDS=""
                TERMUX_SUBPKG_CONFLICTS=""
@@ -572,7 +653,7 @@ HERE
                $TERMUX_TAR -cJf $SUB_PKG_PACKAGE_DIR/control.tar.xz .
 
                 # Create the actual .deb file:
-                TERMUX_SUBPKG_DEBFILE=$TERMUX_COMMON_DEBDIR/${SUB_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${SUB_PKG_ARCH}.deb
+                TERMUX_SUBPKG_DEBFILE=$TERMUX_DEBDIR/${SUB_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${SUB_PKG_ARCH}.deb
                ar cr $TERMUX_SUBPKG_DEBFILE \
                                   $TERMUX_COMMON_CACHEDIR/debian-binary \
                                   $SUB_PKG_PACKAGE_DIR/control.tar.xz \
@@ -618,7 +699,7 @@ termux_setup_golang () {
                exit 1
        fi
 
-       local TERMUX_GO_VERSION=go1.6.2
+       local TERMUX_GO_VERSION=go1.7
        local TERMUX_GO_PLATFORM=linux-amd64
        test `uname` = "Darwin" && TERMUX_GO_PLATFORM=darwin-amd64
 
@@ -636,6 +717,14 @@ termux_setup_golang () {
 
 source $TERMUX_PKG_BUILDER_SCRIPT
 
+if [ -n "${TERMUX_PKG_BLACKLISTED_ARCHES:=""}" -a "$TERMUX_PKG_BLACKLISTED_ARCHES" != "${TERMUX_PKG_BLACKLISTED_ARCHES/$TERMUX_ARCH/}" ]; then
+       echo "Skipping building $TERMUX_PKG_NAME for arch $TERMUX_ARCH"
+       exit 0
+fi
+
+echo "termux - building $1 for arch $TERMUX_ARCH..."
+test -t 1 && printf "\033]0;$1...\007"
+
 # Compute full version:
 TERMUX_PKG_FULLVERSION=$TERMUX_PKG_VERSION
 if [ "$TERMUX_PKG_BUILD_REVISION" != "0" -o "$TERMUX_PKG_FULLVERSION" != "${TERMUX_PKG_FULLVERSION/-/}" ]; then
@@ -652,7 +741,7 @@ termux_step_post_extract_package
 if [ "x$TERMUX_PKG_HOSTBUILD" != "x" ]; then
        cd $TERMUX_PKG_SRCDIR
        for patch in $TERMUX_PKG_BUILDER_DIR/*.patch.beforehostbuild; do
-               test -f $patch && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" $patch | patch -p1
+               test -f $patch && sed "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" $patch | patch --silent -p1
        done
 
         if [ -f "$TERMUX_PKG_HOSTBUILD_DIR/TERMUX_BUILT_FOR_$TERMUX_PKG_VERSION" ]; then
@@ -760,6 +849,7 @@ HERE
 test ! -z "$TERMUX_PKG_DEPENDS" && echo "Depends: $TERMUX_PKG_DEPENDS" >> DEBIAN/control
 test ! -z "$TERMUX_PKG_ESSENTIAL" && echo "Essential: yes" >> DEBIAN/control
 test ! -z "$TERMUX_PKG_CONFLICTS" && echo "Conflicts: $TERMUX_PKG_CONFLICTS" >> DEBIAN/control
+test ! -z "$TERMUX_PKG_REPLACES" && echo "Replaces: $TERMUX_PKG_REPLACES" >> DEBIAN/control
 
 # Create DEBIAN/conffiles (see https://www.debian.org/doc/debian-policy/ap-pkg-conffiles.html):
 for f in $TERMUX_PKG_CONFFILES; do echo $TERMUX_PREFIX/$f >> DEBIAN/conffiles; done
@@ -770,7 +860,7 @@ termux_step_create_debscripts
 # Create control.tar.xz
 $TERMUX_TAR -cJf $TERMUX_PKG_PACKAGEDIR/control.tar.xz .
 # In the .deb ar file there should be a file "debian-binary" with "2.0" as the content:
-TERMUX_PKG_DEBFILE=$TERMUX_COMMON_DEBDIR/${TERMUX_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${TERMUX_ARCH}.deb
+TERMUX_PKG_DEBFILE=$TERMUX_DEBDIR/${TERMUX_PKG_NAME}_${TERMUX_PKG_FULLVERSION}_${TERMUX_ARCH}.deb
 # Create the actual .deb file:
 ar cr $TERMUX_PKG_DEBFILE \
                    $TERMUX_COMMON_CACHEDIR/debian-binary \