Address review comments by @smuzaffar.

pip/tensorflow.file

@@ -1,7 +1,7 @@
 Requires: py3-tensorboard py3-opt-einsum py3-tensorflow-estimator py3-wrapt py3-google-pasta py3-scipy
 Requires: tensorflow-sources
 %define PipPreBuildPy PIPFILE=${TENSORFLOW_SOURCES_ROOT}/tensorflow-%{realversion}-cp%{cms_python3_major_minor}-cp%{cms_python3_major_minor}-linux_%{_arch}.whl
-%define PipPostBuild rm -f %{i}/bin/tensorboard* ; rm -r %{i}/lib/python%{cms_python3_major_minor_version}/site-packages/tensorflow/xla_aot_runtime_src ; ls %{i}/bin/* | xargs -i mv '{}' '{}3'
+%define PipPostBuild rm -f %{i}/bin/tensorboard* ; ls %{i}/bin/* | xargs -i mv '{}' '{}3'
 %define PipDepsPost | grep -v libclang
 ## INCLUDE tensorflow-requires
 Requires: py3-funcsigs py3-pbr py3-packaging py3-appdirs py3-pyparsing py3-mock py3-Werkzeug
@@ -19,7 +19,8 @@ Requires: llvm
 %define PipPostInstall \
   for f in %{RelocateFiles} ; do \
     [ ! -f %{i}/$f ] || sed -i -e 's|/[^ ]*/%{cmsplatf}/external/|%{cmsroot}/%{cmsplatf}/external/|' %{i}/$f \
-  done
+  done ; \
+  sed -i 's/assert((arg_size(index)/assert(((size_t)arg_size(index)/' %{i}/lib/python%{cms_python3_major_minor_version}/site-packages/tensorflow/include/tensorflow/compiler/tf2xla/xla_compiled_cpu_function.h
 
 %define PipPostPost \
   for f in %{RelocateFiles} ; do \

scram-tools.file/tools/py3-tensorflow/py3-tensorflow.xml

@@ -0,0 +1,6 @@
+<tool name="py3-tensorflow" version="@TOOL_VERSION@">
+  <client>
+    <environment name="PY3_TENSORFLOW_BASE" default="@TOOL_ROOT@"/>
+  </client>
+  <runtime name="PATH" value="$PY3_TENSORFLOW_BASE/bin" type="path"/>
+</tool>

scram-tools.file/tools/py3-tensorflow/tensorflow-includes.xml

@@ -0,0 +1,6 @@
+<tool name="tensorflow-includes" version="@TOOL_VERSION@">
+  <client>
+    <environment name="TENSORFLOW_INCLUDES_BASE" default="@TOOL_ROOT@"/>
+    <environment name="INCLUDE" default="$TENSORFLOW_INCLUDES_BASE/@PYTHON3_LIB_SITE_PACKAGES@/tensorflow/include"/>
+  </client>
+</tool>

scram-tools.file/tools/tensorflow-xla-runtime/tensorflow-xla-runtime.xml

@@ -6,4 +6,5 @@
   </client>
   <lib name="tf_xla_runtime-static"/>
   <use name="eigen"/>
+  <use name="tensorflow-includes"/>
 </tool>

scram-tools.file/tools/tensorflow-xla-runtime/vectorized.tmpl

@@ -0,0 +1,5 @@
+<tool name="tensorflow-xla-runtime_@TOOL_VECTORIZATION@" version="@TOOL_VERSION@">
+  <client>
+    <environment name="@TOOL_VECTORIZATION_KEY@_LIBDIR" default="@TOOL_ROOT@/lib"/>
+  </client>
+</tool>

tensorflow-xla-runtime.spec

@@ -1,32 +1,23 @@
 ### RPM external tensorflow-xla-runtime 2.12.0
+## INCLUDE cpp-standard
 
-Requires: eigen tensorflow-sources
+Requires: eigen py3-tensorflow
 BuildRequires: cmake
 
 %prep
-unzip -q -o ${TENSORFLOW_SOURCES_ROOT}/tensorflow-%{realversion}-cp%{cms_python3_major_minor}-cp%{cms_python3_major_minor}-linux_%{_arch}.whl
 
-%build
+cp -r ${PY3_TENSORFLOW_ROOT}/lib/python%{cms_python3_major_minor_version}/site-packages/tensorflow .
 
-# fix a single comparison between size_t and int
-sed -i -r 's/assert\(\(arg_size\(index\)/assert\(\(\(size_t\)arg_size\(index\)/' tensorflow/include/tensorflow/compiler/tf2xla/xla_compiled_cpu_function.h
+%build
 
 export CPATH="${CPATH}:${EIGEN_ROOT}/include/eigen3"
-export CPATH="${CPATH}:%{i}/tensorflow/include"
-export CPATH="${CPATH}:%{i}/tensorflow/include/third_party/eigen3"
 
 pushd tensorflow/xla_aot_runtime_src
-  cmake . -DCMAKE_CXX_FLAGS="-fPIC -msse3"
+  cmake . -DCMAKE_CXX_FLAGS="-fPIC -msse3" -DCMAKE_CXX_STANDARD=%{cms_cxx_standard} -DBUILD_SHARED_LIBS=OFF
   make %{makeprocesses}
-  # this builds a shared library, but when used some symbols are missig (e.g `tsl::mutex::unlock()')
-  # so it does not seem intended to be used as a shared lib
-  gcc -shared -o libtf_xla_runtime.so -Wl,--whole-archive libtf_xla_runtime.a -Wl,--no-whole-archive
 popd
 
 %install
 
-mv tensorflow/include %{i}
-
 mkdir -p %{i}/lib/archive
 mv tensorflow/xla_aot_runtime_src/libtf_xla_runtime.a %{i}/lib/archive/libtf_xla_runtime-static.a
-mv tensorflow/xla_aot_runtime_src/libtf_xla_runtime.so %{i}/lib/libtf_xla_runtime.so