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#!/usr/bin/env bash
#
# @license Apache-2.0
#
# Copyright (c) 2017 The Stdlib Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Check whether gfortran is installed.
#
# Usage: check_gfortran
#
# VARIABLES #
# Find gfortran:
GFORTRAN=$(command -v gfortran 2>/dev/null)
# FUNCTIONS #
# Prints usage information.
usage() {
echo '' >&2
echo 'Usage: check_gfortran' >&2
echo '' >&2
}
# MAIN #
if [[ -x "${GFORTRAN}" ]] && "${GFORTRAN}" --version >/dev/null; then
echo 'gfortran is installed.' >&2
exit 0
else
echo 'ERROR: missing dependency. Please download gfortran version >= 4.8 (https://gcc.gnu.org/fortran/). Once installed, run the command again.' >&2
exit 1
fi
# TODO: check for minimum version
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