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#!/usr/bin/env bash
if [ ! -z "${_CXX}" ]; then export CXX="${_CXX}" ; fi
if [ ! -z "${_CC}" ]; then export CC="${_CC}" ; fi
if [ "${CCACHE:-0}" -ge 1 ]; then
export CXX="ccache ${CXX}"
export CC="ccache ${CC}"
# ccache splits up the compile steps, so we end up with unused arguments in some steps.
# Clang also thinks that ccache isn't interactive, so we explicitly need to enable color.
if [ $(echo | ${CXX} -dM -E - | grep -c "#define __clang__ 1") -ge 1 ]; then
export CXX="${CXX} -Qunused-arguments -fcolor-diagnostics"
export CC="${CC} -Qunused-arguments -fcolor-diagnostics"
else
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60304
# GCC normally throws this error which is in GTest, but *only* when compilation and
# preprocessing aren't combined in one step. However, when using ccache with GCC, we are
# running them in separate steps, so this warning/error is shown.
export CXX="${CXX} -Wno-conversion-null"
export CC="${CC} -Wno-conversion-null"
fi
fi
echo "export CXX=\"${CXX}\""
echo "export CC=\"${CC}\""
${CXX} --version
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