Add script to check for pandoc

kgryte · kgryte · commit f6a1f8369726 · 2017-03-08T22:50:32.000-08:00
diff --git a/tools/scripts/check_pandoc b/tools/scripts/check_pandoc
@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+#
+# Check whether pandoc is installed.
+#
+# Usage: check_pandoc
+#
+
+# VARIABLES #
+
+# Find pandoc:
+PANDOC=$(which pandoc 2>/dev/null)
+
+
+# FUNCTIONS #
+
+# Prints usage information.
+usage() {
+	echo '' >&2
+	echo 'Usage: check_pandoc' >&2
+	echo '' >&2
+}
+
+# MAIN #
+
+if [[ -x "${PANDOC}" ]] && "${PANDOC}" -v >/dev/null; then
+	echo 'pandoc is installed.' >&2
+	exit 0
+else
+	echo 'ERROR: missing dependency. Please download pandoc (http://pandoc.org/). Once installed, run the command again.' >&2
+	exit 1
+fi
