From ae105d7929eddd70ee31fdf01a4eca216770dd13 Mon Sep 17 00:00:00 2001
From: Remzi Arpaci-Dusseau <remzi.arpacidusseau@gmail.com>
Date: Fri, 15 Feb 2019 05:52:26 -0600
Subject: [PATCH] add test-wcat.sh wrapper, and README

---
 initial-utilities/wcat/README.md    |  9 +++++++--
 initial-utilities/wcat/test-wcat.sh | 10 ++++++++++
 2 files changed, 17 insertions(+), 2 deletions(-)
 create mode 100755 initial-utilities/wcat/test-wcat.sh

diff --git a/initial-utilities/wcat/README.md b/initial-utilities/wcat/README.md
index 1d50ea2..f280132 100644
--- a/initial-utilities/wcat/README.md
+++ b/initial-utilities/wcat/README.md
@@ -3,10 +3,10 @@ In this directory, you should write the program `wcat.c` and compile it into
 the binary `wcat`.
 
 After doing so, you can run the tests from this directory by running the
-`run-tests.sh` script. If all goes well, you will see:
+`test-wcat.sh` script. If all goes well, you will see:
 
 ```sh
-prompt> ../../tester/run-tests.sh
+prompt> ./test-wcat.sh
 test 1: passed
 test 2: passed
 test 3: passed
@@ -17,3 +17,8 @@ test 7: passed
 prompt>
 ```
 
+`test-wcat.sh` is just a wrapper for the `run-tests.sh` script in the `tester`
+directory of this repository. This program has a few options; see the relevant
+README for details.
+
+
diff --git a/initial-utilities/wcat/test-wcat.sh b/initial-utilities/wcat/test-wcat.sh
new file mode 100755
index 0000000..d6435ff
--- /dev/null
+++ b/initial-utilities/wcat/test-wcat.sh
@@ -0,0 +1,10 @@
+#! /bin/bash
+
+if ! [[ -x wcat ]]; then
+    echo "wcat executable does not exist"
+    exit 1
+fi
+
+../../tester/run-tests.sh $*
+
+