Add script to check for gfortran

kgryte · kgryte · commit 140274d39c4e · 2017-03-08T22:53:17.000-08:00
diff --git a/tools/scripts/check_gfortran b/tools/scripts/check_gfortran
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+#
+# Check whether gfortran is installed.
+#
+# Usage: check_gfortran
+#
+
+# VARIABLES #
+
+# Find gfortran:
+GFORTRAN=$(which gfortran 2>/dev/null)
+
+
+# FUNCTIONS #
+
+# Prints usage information.
+usage() {
+	echo '' >&2
+	echo 'Usage: check_gfortran' >&2
+	echo '' >&2
+}
+
+# MAIN #
+
+if [[ -x "${GFORTRAN}" ]] && "${GFORTRAN}" --version >/dev/null; then
+	echo 'gfortran is installed.' >&2
+	exit 0
+else
+	echo 'ERROR: missing dependency. Please download gfortran (https://gcc.gnu.org/fortran/). Once installed, run the command again.' >&2
+	exit 1
+fi
+
+# TODO: check for minimum version
