From 150083eea622e2ea31a3202426c0df9b4dfd16f3 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Tue, 23 Apr 2019 22:05:03 -0400
Subject: parse_control(): Rewrite field checking

Get rid of the printf and grep pipeline and use a case construct instead
of a "[" command with a "${parameter%word}" expansion.

Also drop the unused check_fields variable, just added in commit
1e585cb.
---
(limited to 'src/cmd/shell.sh')

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