%define cross armv7l
%define armv7l 1

#
# spec file for package qemu-accel-ARCH, where ARCH = armv7l or aarch64
#
# Copyright (c) 2012 SUSE LINUX Products GmbH, Nuernberg, Germany.
# Copyright (c) 2015 Tizen
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.

# Please submit bugfixes or comments via http://bugs.tizen.org/
#


# arm
%define target_cpu %{cross}
%define target_abi %{?armv7l:eabi}
%define target_arch %{target_cpu}-tizen-linux-gnu%{?target_abi}
%define libdir %{_prefix}/lib%{?aarch64:64}

# default path in qemu
%define our_path /emul

Name:           qemu-accel
Version:        0.4
Release:        0
AutoReqProv:    off
BuildRequires:  gcc-%{cross}
BuildRequires:  binutils-%{cross}
#BuildRequires:  expect
BuildRequires:  fdupes
BuildRequires:  gettext-runtime
BuildRequires:  gettext-tools
BuildRequires:  m4
# required for xxd
BuildRequires:  vim
BuildRequires:  patchelf
BuildRequires:  rpmlint-mini
BuildRequires:  rpmlint-tizen
BuildRequires:  elfutils
BuildRequires:  libxslt-tools
BuildRequires:  cmake
BuildRequires:  gawk
BuildRequires:  libstdc++
BuildRequires:  python libpython
BuildRequires:  python-xml
BuildRequires:  python-magic
BuildRequires:  python-rpm
BuildRequires:  file
BuildRequires:  libasan
BuildRequires:  icecream
BuildRequires:  mono-core
BuildRequires:  libunwind
BuildRequires:  libuuid
BuildRequires:  clang
Summary:        Native binaries for speeding up cross compile
License:        GPL-2.0
Group:          Development/Cross Compilation
ExclusiveArch:  x86_64 %{ix86}
%ifarch x86_64
BuildRequires:  libgcc-32bit
BuildRequires:  glibc-32bit
%define         multilib 1
%endif


%description
This package is used in %{cross} architecture builds using qemu to speed up builds
with native binaries.
This should not be installed on systems, it is just intended for qemu environments.

%package -n python-accel
AutoReqProv: off
Requires: qemu-accel
Provides: python-accel
Version: %{version}
Release: %{release}
Summary: Binaries for python acceleration
License:        GPL-2.0
Group:          Development/Cross Compilation

%description -n python-accel
This package is used in qemu-accel to accelerate python.

%package -n clang-accel
AutoReqProv: off
Requires: qemu-accel
Provides: clang-accel
Version: %{version}
Release: %{release}
Summary: Binaries for clang acceleration
License:        GPL-2.0
Group:          Development/Cross Compilation
Requires: qemu-accel

%description -n clang-accel
This package is used in qemu-accel to accelerate clang compiler.

%prep

%build

%install
set +x
gcc_version=`gcc --version | sed -ne '1s/[^0-9]*\(\([0-9]\.\?\)*\).*/\1/p'`
# just like it is determided in python.spec
python_version=`python --version 2>&1 | sed -ne '1s/.* //p' | head -c 3`

binaries="%{_libdir}/libnsl.so.1 %{_libdir}/libnss_compat.so.2" # loaded via dlopen by glibc
%ifarch %ix86
  LD="/%{_lib}/ld-linux.so.2"
%endif
%ifarch x86_64
  LD="/%{_lib}/ld-linux-x86-64.so.2"
%endif

# Check if we use toolchain with sanitizers support
[ -f /usr/bin/gcc-force-options ] && sanitizer_enabled=1
if [ x"$sanitizer_enabled" == x"1" ]; then
   real_compiler=`find %{_bindir} -name '*-real' -printf '%{_bindir}/%%f '`
fi

for executable in $LD \
   %{_bindir}/bash \
   %{_bindir}/{rpm,rpm2cpio,rpmdb,rpmkeys,rpmqpack,rpmbuild,rpmsign,rpmspec} \
   %{_libdir}/rpm-plugins/exec.so \
   %{_libdir}/{libdb-4.8.so,libdb_cxx-4.8.so} \
   %{_bindir}/{tar,gzip,bzip2,xz,xzdec} \
   %{_bindir}/{grep,sed} \
   %{_libdir}/libnssdbm3.so %{_libdir}/libsoftokn3.so %{_libdir}/libfreebl3.so \
   %{_libdir}/lib*san.so* \
   %{_bindir}/{cat,expr,mkdir,mv,rm,rmdir} \
   %{_bindir}/{msgexec,msgfmt,msgcat,msgmerge} \
   %{_bindir}/make \
   %{_bindir}/m4 \
   %{_bindir}/{awk,gawk} \
   %{_bindir}/patch \
   %{_bindir}/diff \
   %{_bindir}/echo \
   %{_bindir}/head \
   %{_bindir}/eu-{addr2line,ar,elfcmp,elflint,findtextrel,ld,nm,objdump,ranlib,readelf,size,strings,strip,unstrip} \
   %{_bindir}/xsltproc \
   %{_bindir}/{ccmake,cmake,cpack,ctest} \
   %{_bindir}/%{target_arch}-{addr2line,ar,as,c++filt,dwp,elfedit,gprof,ld,ld.bfd,ld.gold,nm,objcopy,objdump,ranlib,readelf,size,strings,strip} \
   %{_bindir}/%{target_arch}-{c++,g++,cpp,gcc,gcc-${gcc_version},gcc-ar,gcc-nm,gcc-ranlib,gcov} \
   %{libdir}/gcc/%{target_arch}/${gcc_version}/{cc1,cc1plus,collect2,lto1,lto-wrapper,liblto_plugin.so*} \
   %{_bindir}/file \
   %{_bindir}/icecc \
   %{_bindir}/icerun \
   ${real_compiler} \
   %{_bindir}/{find,xargs,readlink,ls,cpio} \
   %{_rpmconfigdir}/debugedit \
   %{_rpmconfigdir}/*deps \
   %{_bindir}/mono-sgen \
   %{_libdir}/{libmonoboehm-*.so.*,libMonoPosixHelper.so,libmonosgen-*.so.*} \
   %{_libdir}/{libunwind*.so*,libuuid*.so*}
do
  binaries="$binaries $executable"
done

function prepare_package_list {
  local bins=""
  local name=$1
  local executables=${@:2}
  echo "Setting up $name for $executables"
  ## Prepare the clang binaries separately
  for executable in $executables; do
    bins="$bins $executable `ldd $executable | sed -n 's,.*=> \(/[^ ]*\) .*,\1,p'`"
  done

  for b in $(echo "$bins" | tr ' ' '\n' | sort -u); do
    local orig_file=$(readlink -f $b)
    bins="$bins $orig_file"
    if [[ "$b" != *"/../"* ]]; then
        # Ignore relative paths
        echo $b >> $name.list
    fi;
    echo $orig_file >> $name.list
  done

  ## Store the resulting list for packaging, setting up the right prefix
  cat $name.list | sed -e 's|^|%{our_path}|;s| |\n%{our_path}|g' | sort -u > %{_sourcedir}/$name-accel.list
  binaries="$binaries $bins"
}

prepare_package_list all \
  $binaries

prepare_package_list clang \
  %{_bindir}/{clang-*,clang++,opt,lli,llc,llvm-*}

prepare_package_list python \
  %{_bindir}/python${python_version} \
  %{_libdir}/python${python_version}/lib-dynload/*.so \
  %{_libdir}/python${python_version}/site-packages/*/*.so

## dump list of binaries and list of packages
echo "### Binaries accelerated ###"
echo $binaries | sed -e 's/[^ ]*\///g;s/[^ ]*.so[^ ]* \?//g'
echo "### Packages used ###"
for bin in $binaries
do
  rpm -qf $bin
done | grep -v "not owned" | sed -e "s/-[0-9].*//g" | sort -u
echo ""

function patch_binary {
  local binary=$1
  local rtld=$2
  # We don't need to accelerate shell scripts
  local filetype=`file --brief $binary`
  [[ x"$filetype" == x"POSIX shell script"* ]] && return

  local outfile=%{buildroot}/%{our_path}/$binary
  [[ ! -e $binary ]] && echo "WARNING: File '${binary}' not found, ignoring" && return
  [[ -f $outfile ]] && echo "WARNING: File '${outfile}' exists, ignoring" && return
  mkdir -p ${outfile%/*}
  cp -aL $binary $outfile
  objdump -s -j .rodata -j .data $outfile | sed 's/^ *\([a-z0-9]*\)/\1:/' | \
      grep ': ' | grep -v 'file format' | grep -v 'Contents of section' | \
      xxd -g4 -r - $outfile.data
  if grep -q "%{HOST_ARCH}"$outfile.data; then
    echo "ERROR file $binary leaks host information into the guest"
    exit 1
  fi
  rm -f $outfile.data
  [ "$binary" == "$rtld" ] && return
  patchelf --set-rpath "%{our_path}/%{_libdir}" $outfile
# not all binaries have an .interp section
  if patchelf --print-interpreter $outfile 1>/dev/null 2>/dev/null; then
    patchelf --set-interpreter %{our_path}$rtld $outfile
  fi
}

for binary in $binaries
do
  patch_binary $binary $LD
done
set -x

%{?multilib:
# Detect name of current ld.so. E.g. ld-linux.so.2
cross_ld_symlink=$(basename `rpm -ql glibc-32bit | grep -E 'ld-linux\.so\.[[:digit:]]+'`)

# Patch all 32bit binaries to use the right ld.so though symlink
mkdir -p %{buildroot}%{our_path}%{_prefix}/lib
mkdir -p %{buildroot}%{our_path}/lib
for f in $(rpm -ql glibc-32bit) \
  $(rpm -ql libgcc-32bit)
do
 fdir=$(dirname $f)
 [ ! -d %{buildroot}/%{our_path}/$fdir ] && mkdir -p %{buildroot}/%{our_path}/$fdir
 cp -a $f %{buildroot}/%{our_path}/$f
 echo "%{our_path}$f" >> %{_sourcedir}/multilib-accel.list
done

# Now we have to change the ld.so name to prevent name clashing in armv7l repos
i686_libdir="%{our_path}/lib"

# 1. Rename the actual ld.so binary
cross_ld_so=$(find %{buildroot}${i686_libdir} -name 'ld-*.so' -printf '%f')
new_cross_ld_so=$(echo ${cross_ld_so} | sed -e 's,\.so,-i686.so,')
mv %{buildroot}${i686_libdir}/${cross_ld_so} %{buildroot}${i686_libdir}/${new_cross_ld_so}
sed -e "s|${cross_ld_so}|${new_cross_ld_so}|" -i %{_sourcedir}/multilib-accel.list

# 2. Force the symlink to point the right file.
ln -sf %{our_path}/lib/${new_cross_ld_so} %{buildroot}${i686_libdir}/${cross_ld_symlink}
echo "${i686_libdir}/${cross_ld_symlink}" >> %{_sourcedir}/multilib-accel.list

# create symlinks for libgcc-32bit
# libgcc-32bit library is placed under %{_libdir}/gcc/%{target_arch}/${gcc_version}/32/ not just /lib for 32bit
for f in $(rpm -ql libgcc-32bit)
do
  filename=$(basename $f)
  ln -sf %{our_path}/$f %{buildroot}${i686_libdir}/${filename}
  echo "${i686_libdir}/${filename}" >> %{_sourcedir}/multilib-accel.list
done
}

# create symlinks for bash
ln -s usr/bin "%{buildroot}%{our_path}/bin"
echo '%{our_path}/bin' >> %{_sourcedir}/all-accel.list
ln -sf bash "%{buildroot}%{our_path}%{_bindir}sh"
echo '%{our_path}%{_bindir}sh' >> %{_sourcedir}/all-accel.list

mv %{buildroot}%{our_path}/%{_lib}/* %{buildroot}%{our_path}%{_libdir}/
rm -rf %{buildroot}%{our_path}/%{_lib}
ln -sf usr/%{_lib} %{buildroot}%{our_path}/%{_lib}
echo '%{our_path}/%{_lib}' >> %{_sourcedir}/all-accel.list
%{?multilib:
mv %{buildroot}%{our_path}/lib/* %{buildroot}%{our_path}%{_prefix}/lib/
rm -rf %{buildroot}%{our_path}/lib
ln -sf usr/lib %{buildroot}%{our_path}/lib
sed -e 's|%{our_path}/lib|%{our_path}/usr/lib|' -i %{_sourcedir}/multilib-accel.list
echo '%{our_path}/usr/lib' >> %{_sourcedir}/multilib-accel.list
}

# rename binutils binaries
for binary in addr2line ar as c++filt dwp elfedit gprof ld ld.bfd ld.gold nm objcopy objdump ranlib readelf size strings strip gcov
do
  mv %{buildroot}%{our_path}%{_bindir}/%{target_arch}-$binary %{buildroot}%{our_path}%{_bindir}/$binary
  sed -e "\|%{our_path}%{_bindir}/%{target_arch}-$binary|d" -i %{_sourcedir}/all-accel.list
  echo "%{our_path}%{_bindir}/$binary" >> %{_sourcedir}/all-accel.list
done

mkdir -p %{buildroot}/%{our_path}/%{_prefix}/%{target_arch}/bin
for binary in ar as ld{,.bfd,.gold} nm obj{copy,dump} ranlib strip; do
  ln -sf %{our_path}%{_bindir}/$binary %{buildroot}%{our_path}%{_prefix}/%{target_arch}/bin/$binary
  echo "%{our_path}%{_bindir}/$binary" >> %{_sourcedir}/all-accel.list
  echo "%{our_path}%{_prefix}/%{target_arch}/bin/$binary" >> %{_sourcedir}/all-accel.list
done

# create symlinks for python
mv %{buildroot}%{our_path}%{_bindir}/python${python_version} %{buildroot}%{our_path}%{_bindir}/python${python_version}-orig
cat > %{buildroot}%{our_path}%{_bindir}/python${python_version} << EOF
#!/bin/bash
if [ -z "\$PYTHONPATH" ]; then
  export PYTHONPATH="%{libdir}/python${python_version}"
else
  export PYTHONPATH+=":%{libdir}/python${python_version}"
fi
export PYTHONHOME="%{our_path}%{_prefix}"
%{our_path}%{_bindir}/python${python_version}-orig "\$@"
EOF
chmod +x %{buildroot}%{our_path}%{_bindir}/python${python_version}

ln -s python${python_version} %{buildroot}%{our_path}%{_bindir}/python
ln -s python${python_version} %{buildroot}%{our_path}%{_libdir}/python

#create symlinks for Scons
mkdir -p %{buildroot}%{our_path}%{libdir}/python${python_version}/site-packages
ln -sf %{libdir}/python${python_version}/site-packages/SCons %{buildroot}%{our_path}%{libdir}/python${python_version}/site-packages/SCons

# rpmlint acceleration
mkdir -p %{buildroot}%{our_path}/opt/testing/bin
ln -s %{our_path}%{_bindir}/python${python_version}-orig %{buildroot}%{our_path}/opt/testing/bin/
cat > %{buildroot}%{our_path}/opt/testing/bin/python${python_version} << EOF
#!/bin/bash
if [ -z "\$PYTHONPATH" ]; then
  export PYTHONPATH="%{libdir}/python${python_version}"
else
  export PYTHONPATH+=":%{libdir}/python${python_version}"
fi
export PYTHONHOME="%{our_path}%{_prefix}"
%{our_path}/opt/testing/bin/python${python_version}-orig "\$@"
EOF
chmod +x %{buildroot}%{our_path}/opt/testing/bin/python${python_version}
ln -s python${python_version} %{buildroot}%{our_path}/opt/testing/bin/python

mkdir -p %{buildroot}%{our_path}%{_libdir}/python${python_version}/site-packages/rpm/
mkdir -p %{buildroot}%{our_path}%{_libdir}/python${python_version}/encodings/
cp %{_libdir}/python${python_version}/site-packages/rpm/*.py %{buildroot}%{our_path}%{_libdir}/python${python_version}/site-packages/rpm/
cp %{_libdir}/python${python_version}/*.py %{buildroot}%{our_path}%{_libdir}/python${python_version}/
cp %{_libdir}/python${python_version}/encodings/*.py %{buildroot}%{our_path}%{_libdir}/python${python_version}/encodings/
find %{buildroot} -name 'python*' | sed -e 's|%{buildroot}%{our_path}||' | tee -a python.list

# rename gcc binaries
for bin in c++ g++ gcc
do
  [ x"$sanitizer_enabled" == x"1" ] && bin+="-real"
  mv %{buildroot}%{our_path}%{_bindir}/%{target_arch}-$bin %{buildroot}/%{our_path}%{_bindir}/$bin
  ln -s $bin %{buildroot}%{our_path}%{_bindir}/%{target_arch}-$bin
  echo "%{our_path}%{_bindir}/$bin" >> %{_sourcedir}/all-accel.list
done
for bin in cpp gcc-ar gcc-nm gcc-ranlib
do
  mv %{buildroot}%{our_path}%{_bindir}/%{target_arch}-$bin %{buildroot}/%{our_path}%{_bindir}/$bin
  ln -s $bin %{buildroot}%{our_path}%{_bindir}/%{target_arch}-$bin
  echo "%{our_path}%{_bindir}/$bin" >> %{_sourcedir}/all-accel.list
done
ln -s gcc %{buildroot}%{our_path}/%{_bindir}/cc
echo '%{our_path}%{_bindir}/cc' >> %{_sourcedir}/all-accel.list

# rpmbuild when generating 'requires' tag for gobject-introspection binaries
# selects (64-bit) suffix for libs based on ${HOSTTYPE} bash variable
# so we replace x86_64 to armv7l to avoid bogus dependencies
%ifarch x86_64
%{?armv7l:
sed -i -e "s/x86_64/armv7l/g" %{buildroot}%{our_path}%{_bindir}/bash
}
%endif

# create symlinks for gcc build (CC_FOR_TARGET)
mkdir -p %{buildroot}%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc
for binary in as cpp gcc-ar gcc-nm gcc-ranlib gcov nm
do
  ln -sf %{our_path}%{_bindir}/${binary} %{buildroot}%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/${binary}
  echo "%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/${binary}" >> %{_sourcedir}/all-accel.list
done
for binary in cc1 cc1plus collect2 lto1 lto-wrapper
do
  ln -sf %{our_path}/usr/lib/gcc/%{target_arch}/${gcc_version}/${binary} %{buildroot}%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/${binary}
  echo "%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/${binary}" >> %{_sourcedir}/all-accel.list
done
ln -sf %{our_path}%{_bindir}/gcc %{buildroot}%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/xgcc
ln -sf %{our_path}%{_bindir}/g++ %{buildroot}%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/xg++
echo "%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/xgcc" >> %{_sourcedir}/all-accel.list
echo "%{our_path}/home/abuild/rpmbuild/BUILD/gcc-${gcc_version}/obj/gcc/xg++" >> %{_sourcedir}/all-accel.list

# support /lib/cpp
ln -sf %{our_path}%{_bindir}/cpp %{buildroot}%{our_path}/usr/lib/cpp

# generate baselibs.conf for current architecture to prevent rpm overwriting in download repo
echo  %{cross}
cat > %{_sourcedir}/baselibs_prologue << EOF
arch i686 targets %{cross}:%{cross}
arch i686 targets %{cross}:x86-%{cross}
arch x86_64 targets %{cross}:%{cross}
arch x86_64 targets %{cross}:x86_64-%{cross}
EOF
cat %{_sourcedir}/baselibs_prologue %{_sourcedir}/baselibs_body > %{_sourcedir}/baselibs.conf

# Find gcc install directory
gcc_install_dir=$(%{target_arch}-gcc -print-search-dirs | sed -ne '/install: /s/install: //p')
# update baselibs.conf, overwrite LTO plugin
sed -i -e "s,#PLUGIN_POSTIN#,ln -sf %{our_path}${gcc_install_dir}/liblto_plugin.so %{libdir}/gcc/%{target_arch}/${gcc_version}/liblto_plugin.so," %{_sourcedir}/baselibs.conf
sed -i -e "s,#PLUGIN_POSTUN#,ln -sf liblto_plugin.so.0 ${gcc_install_dir}/liblto_plugin.so," %{_sourcedir}/baselibs.conf

# Use /usr/lib for cross clang libdir on armv7l architecture
%{?armv7l:
awk '/post "/ && !x {print $0; print "  post \"echo export\\ CLANG_NO_LIBDIR_SUFFIX=1 >> /etc/profile\""; x=1;next} 1' %{_sourcedir}/baselibs.conf > baselibs_updated && mv baselibs_updated %{_sourcedir}/baselibs.conf
}

%{?multilib:
awk '/post "/ && !x {print $0; print "  post \"echo '%{our_path}/lib' >> /etc/ld.so.conf\"\n"; x=1;next} 1' %{_sourcedir}/baselibs.conf > baselibs_updated && mv baselibs_updated %{_sourcedir}/baselibs.conf
}

# Remove the ld-$VERSION.so to prevent name clashing with native ld.so
find %{buildroot}%{our_path}%{_libdir} -name 'ld-*.so' -delete
sed -e '\|%{our_path}%{_libdir}/ld-[[:digit:]].*\.so|d' -i %{_sourcedir}/all-accel.list

# allow build of baselibs.conf
sed -e "/targettype %{cross} block!/d" -i %{_sourcedir}/baselibs.conf

## Prepare file lists for packages
# Change libdir to handle symlinks right
find . %{_sourcedir} -name '*.list' -exec sed -e 's|%{our_path}/%{_lib}|%{our_path}%{_libdir}|' -i {} \;
# Join native and multilib lists
cat %{_sourcedir}/all-accel.list %{?multilib:%{_sourcedir}/multilib-accel.list} | sort -u > %{_sourcedir}/qemu-accel.list

## python-accel
# Generate list of all python files
find %{buildroot} -name '*.py' | sed -e 's|%{buildroot}%{our_path}||' >> python.list
sed -e 's|^|%{our_path}|;s|%{our_path}/%{_lib}|%{our_path}%{_libdir}|' python.list | sort -u > python-full.list
# Remove common files from python-accel
comm -13 %{_sourcedir}/qemu-accel.list python-full.list | sort -u > %{_sourcedir}/python-accel.list

## clang-accel
# Prepare clang files list
sed -e 's|^|%{our_path}|;s|%{our_path}/%{_lib}|%{our_path}%{_libdir}|' clang.list | sort -u > clang-full.list
# Remove common files from clang-accel
comm -13 %{_sourcedir}/qemu-accel.list clang-full.list > %{_sourcedir}/clang-accel.list

# Add symlinks to qemu-accel packaging
echo '%{our_path}/bin' >> %{_sourcedir}/qemu-accel.list
echo '%{our_path}/%{_lib}' >> %{_sourcedir}/qemu-accel.list
%{?multilib:echo '%{our_path}/lib' >> %{_sourcedir}/qemu-accel.list}

%fdupes %{buildroot}
%filter_provides_in %{our_path}

%post
ldconfig

%postun
ldconfig

%post -n python-accel
ldconfig

%postun -n python-accel
ldconfig

%files -f %{_sourcedir}/qemu-accel.list
%defattr(-,root,root)
%exclude %{our_path}%{py_libdir}/*

%files -n python-accel -f %{_sourcedir}/python-accel.list
%defattr(-,root,root)

%files -n clang-accel -f %{_sourcedir}/clang-accel.list
%defattr(-,root,root)

%changelog