buildenv

# This package does not use a git clone URL.  Instead it uses
# the depot tools package to peform a fetch.  Fetch, gclient etc
# are included in the depot tools package toolchain. Consquently,
# ZOPEN_BUILD_LINE and ZOPEN_DEV_URL are unspecified and 
# ZOPEN_TYPE is set to BARE.  Also, in this case, do 
# not use ZOPEN_DEV_DEPS.  Instead use ZOPEN_DEPS.
# Lastly, specify ZOPEN_NAME.
#
# Use zopen build -vv to see if the dependencies are being processed
export ZOPEN_TYPE="BARE"
export ZOPEN_NAME="v8"
export ZOPEN_DEPS="depot_tools zoslib cmake make check_python gn ninja git check_clang"

export ZOPEN_RUNTIME_DEPS="zoslib check_python"
# Nothing to configure or build:?
export ZOPEN_CONFIGURE="skip"
#export ZOPEN_MAKE="skip"
export ZOPEN_MAKE="zopen_build"

export ZOPEN_INSTALL="zopen_install"
export ZOPEN_CATEGORIES="development language core"

#
# User Tunable Paramters
# Uncomment the following line to build d8 so that it uses a dynamic 
# library rather than a static build:
#COMPONENT_BUILD="is_component_build=true"
[ -z "${COMPONENT_BUILD}" ] && COMPONENT_BUILD=""

zopen_check_results()
{
  dir="$1"
  pfx="$2"
  chk="$1/$2_check.log"

  # Echo the following information to gauge build health
  echo "actualFailures:0"
  echo "totalTests:1"
  echo "expectedFailures:0"
  echo "expectedTotalTests:1"
}

zopen_get_version()
{
  # Modify to echo the version of your tool/library
  # Rather than hardcoding the version, obtain the version by running the tool/library
  echo "1.0.0"
}

#
# Hooks/Routines called during `$ zopen build`
#

# Called First
zopen_init()
{
  echo "### zopen_init ###"

  # Check for python
  if ! type python3 >/dev/null ; then
    printError "need python3 venv with packages: httplib2 and six"
  fi
}

# Called Second.
zopen_build() {
  echo "### zopen_build ###"
  # enable tracing.
  #set -x

  export PATH="${DEPOT_TOOLS_HOME}:${GN_HOME}:$PATH"

  # update the compiler settings
  unset CFLAGS CXXFLAGS LDFLAGS

  export DEPOT_TOOLS_UPDATE=0
  # do the export and the set
  CUSTOM_CIPD_CLIENT=${DEPOT_TOOLS_HOME}/.cipd_client
  export CUSTOM_CIPD_CLIENT=${DEPOT_TOOLS_HOME}/.cipd_client
  export DEPOT_TOOLS_BOOTSTRAP_PYTHON3=0
  export VPYTHON_BYPASS='manually managed python not supported by chrome operations'
  # RESULT
  # DEPOT_TOOLS_HOME : /z/jd895801/zopen/usr/local/zopen/depot_tools/depot_tools-main.20240726_201652.zos
  # CUSTOM_CIPD_CLIENT : /z/jd895801/zopen/usr/local/zopen/depot_tools/depot_tools-main.20240726_201652.zos/.cipd_client
  # VPYTHON_BYPASS : manually managed python not supported by chrome operations




  # Disable updating depot_tools

  # Point to custom CIPD_CLIENT

  # Disable updating depot_tools

  # Disable commands:
  # * ensure_bootstrap
  # * update_depot_tools

  # Disable vpython3 (use python directly); see depot_tools/vpython3.

  # Run the CIPD client that was built on z/OS; see depot_tools/cipd.

  # Disable commands:
  # * ensure_bootstrap
  # * update_depot_tools

  # Create the virtual env in the v8port install dir
  echo "    Creating a python venv..."
  python3 -m venv venv

  # depot_tools creates the venv, here we ensure the necessary packages are installed
  # Activate the path
  echo "activating the virtual env - venv"
  . venv/bin/activate

  # Update the virtual env
  echo "updating the virtual env pip"
  python -m pip install -U pip

  # Update the PYTHON_EXECUTABLE to fix six.moves problem
  echo "****************************************"
  echo "PYTHON : $(type python)"
  echo "fetch : $(type -p fetch)"
  echo "PATH : ${PATH}"
  echo "DEPOT_TOOLS_UPDATE: ${DEPOT_TOOLS_UPDATE}"
  echo "DEPOT_TOOLS_HOME : ${DEPOT_TOOLS_HOME}"
  echo "CUSTOM_CIPD_CLIENT : ${CUSTOM_CIPD_CLIENT}"
  echo "VPYTHON_BYPASS : ${VPYTHON_BYPASS}"
  echo "env | grep -E '(DEPOT|CUSTOM)' : `env | grep -E '(DEPOT|CUSTOM)'`"
  echo "****************************************"

  # Install the necessary requirements
  echo "Installing reqired package in venv"  
  pip install -r requirements.txt

  # Try this to fix six.moves
  pip install --upgrade six

  echo "Invoking gclient metrics --opt-out"
  # Comment out this line if you wish to participate.
  gclient metrics --opt-out

  # Now you can start the fetch
  mkdir v8base
  # change into v8base
  cd v8base
  # fetch
  echo "fetch v8..."
  fetch v8

  # At this point, fetch is using depot_tools from third party
  # and has the AWS error.
  # Igor found this url
  # https://issues.webrtc.org/issues/42228191

  #JFD EARLY EXIT
  #echo "JFD EARLY EXIT"
  #exit

  # change dirs to v8
  cd v8
  # checkout main
  echo "git checkout main"
  git checkout main

  # use the specified commit hash
  echo "git reset c845aba112d05521a9ece51810d2e1a9ca6379da --hard"
  git reset c845aba112d05521a9ece51810d2e1a9ca6379da --hard


  # Use depot tools gclient sync
  echo "gclient sync -D"
  echo "gclient is via: `type gclient`"
  # If proceed manually, this fails
  # cipd ensure depot_tools-main/.cipd_client is missing.
  # depot_tools-main is an old path, it no longer has a -main suffix
  gclient sync -D -v


  #
  # apply patches
  #
  git stash
  for df in `find ${ZOPEN_ROOT}/patches/ -type f -name "git.*diff" | sort`; do
    dirfile=`echo $df | sed "s:^${ZOPEN_ROOT}/patches/::"`
    srcdir=`dirname $dirfile` 
    echo "under $(pwd): srcdir=${srcdir}"
    [[ "$srcdir" != "." ]] && pushd $srcdir && git stash
    echo "git apply $MAINDIR/$df from `pwd`"
    git apply $MAINDIR/$df
    [[ "$srcdir" != "." ]] && popd
  done

  echo "Apply pax files to buildtools"
  pushd buildtools
  pax -p p -rzf ${ZOPEN_ROOT}/patches/buildtools/buildtools.zos.20231122.92b79f4d75.pax
  popd
  #
  # Prepare v8 for building
  #
  pushd buildtools/zos
  echo "change dir to v8base/v8/buildtools/zos level..."
  echo "make link to gn in v8base/v8/buildtools/zos"
  echo "using GN_HOME: ${GN_HOME}"
  echo "cwd: `pwd`"
  ln -s "${GN_HOME}/gn" .
  popd
  export PATH="${PWD}:${ZOPEN_ROOT}/v8base/v8/buildtools/zos:$PATH" # for the 'ar' wrapper
  echo "ZOPEN_ROOT : ${ZOPEN_ROOT}"
  echo "PATH : ${PATH}"
  #JFD EARLY EXIT
  #echo "JFD EARLY EXIT"
  #exit

  #
  # Do the v8 build
  #
  echo "Generate ninja files using gn..."
  gn -v gen out/zos_s390x.release --args="is_debug=false treat_warnings_as_errors=false ${COMPONENT_BUILD}"
  echo "Perform build using ninja..."
  V=1 ninja -v -j ${ZOPEN_NUM_JOBS} -C out/zos_s390x.release/

  # on exit return to the top level of the git repo
  cd ${ZOPEN_ROOT}

  # This is required when the built binaries (e.g. mksnapshot) and tests are run
  export LIBPATH=${ZOPEN_ROOT}/out/zos_s390x.release:$LIBPATH

  # disable tracing
  #set +x
}


# Called Third
zopen_install() {
  echo "### zopen_install ###"
  # ZOPEN_INSTALL_DIR: ${HOME}/zopen/usr/local/zopen/v8/v8-DEV
  # Current directory is top level of the repo since zopen_build has run

  mkdir -p ${ZOPEN_INSTALL_DIR}
  cp -r * ${ZOPEN_INSTALL_DIR} # modify to copy the relevant scripts
}

#
# Hooks/Routines called post install when
# user `. ${HOME}/zopen/etc/zopen-config`
# to use the zopen tools.
#

# zopen_append_env() creates a file with the settings below
# Its ${HOME}/usr/local/zopen/depot_tools/depot_tools-main/.appenv
#
# Called first?
zopen_append_to_env()
{
  echo "### zopen_append_env ###"

  # echo envars outside of PATH, MANPATH, LIBPATH

}

# Notes:
# zopen_append_to_setup() does:
#   creates the dir: ${HOME}/zopen/usr/local/zopen/v8
#   during the `zopen build` process.
#
#   during this stage the current working directory is
#   ${HOME}/zopen/usr/local/zopen/v8
#
#   it creates/appends to the file setup.sh in that dir.
#
# Example buildenvs which use this portion of
# code are:
#
#   https://github.com/ZOSOpenTools/sudoport/blob/main/buildenv#L49
#
#   https://github.com/ZOSOpenTools/gpgport/blob/main/buildenv#L50
#
# Build workflow
#   cd ~/zopen/dev/v8port
#   rm -rf ~/.local v8base install ${HOME}/zopen/usr/local/zopen/v8 venv logs; zopen build > out.log 2>&1
#


# Called second?

# This captures stdout and puts in setup.sh
# These need to be echo's
zopen_append_to_setup()
{
  # echo commands that will run when installing via setup.sh
  # At this time, ZOPEN_INSTAL_DIR is:
  # ${HOME}/zopen/usr/local/zopen/v8/v8-DEV

  echo "echo \"append_to_setup()\""
}