Add script to test for fetch installation

kgryte · kgryte · commit 3a1aea984ad6 · 2017-07-23T11:26:29.000-07:00
diff --git a/tools/scripts/check_fetch b/tools/scripts/check_fetch
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+#
+# Check whether fetch is installed.
+#
+# Usage: check_fetch
+#
+
+# VARIABLES #
+
+# Find fetch:
+FETCH=$(command -v fetch 2>/dev/null)
+
+
+# FUNCTIONS #
+
+# Prints usage information.
+usage() {
+	echo '' >&2
+	echo 'Usage: check_fetch' >&2
+	echo '' >&2
+}
+
+# MAIN #
+
+if [[ -x "${FETCH}" ]] && "${FETCH}" --version >/dev/null; then
+	echo 'fetch is installed.' >&2
+	exit 0
+else
+	echo 'ERROR: missing dependency. Please install fetch (http://www.freebsd.org/cgi/man.cgi?fetch%281%29). Once installed, run the command again.' >&2
+	exit 1
+fi
+
+# TODO: check for minimum version
