#! /usr/bin/env bash
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
#
# This swallows the output of the wrapped tool, unless there is an error.
# This helps reduce excess logging in the CI.

# If you are debugging a build / CI issue, you can get complete unsilenced logs
# by un-commenting the following line (or setting VERBOSE_LOGS in your environment):
# VERBOSE_LOGS=1

# don't silence invocations containing these arguments
NO_SILENCE=" --version | test "

TOOL=$(basename "$0")

# Locate original tool
ORIGINAL_TOOL=$(type -ap ${TOOL} | grep -v "$0" | head -n1 )

if [[ " $@ " =~ $NO_SILENCE || -n "${VERBOSE_LOGS}" ]]; then
    ${ORIGINAL_TOOL} "$@"
    EXIT_STATUS=$?
else
    # Display the command being invoked - if it succeeds, this is all that will
    # be displayed.
    echo "${TOOL} $@"

    # Run original command and capture output & exit status
    TMPFILE=$(mktemp /tmp/quiet-${TOOL}.XXXXXX)
    ${ORIGINAL_TOOL} "$@" > ${TMPFILE} 2>&1
    EXIT_STATUS=$?

    if [[ $EXIT_STATUS -ne 0 ]]; then
        # On error, display the full output
        cat ${TMPFILE}
    fi

    # Remove tmpfile
    rm ${TMPFILE}
fi

# Propagate the exit status
exit $EXIT_STATUS