From 3065fc20d8bb9d87bc2b9af79661f76fe5ab8b66 Mon Sep 17 00:00:00 2001
From: Cody Boone Ferguson <53008573+xexyl@users.noreply.github.com>
Date: Fri, 12 Jan 2024 09:19:07 -0800
Subject: [PATCH] Add 1990/scjones/try.sh

The script allows one to more easily see (and verify) what the entry
does. This involves a temporary file that is created (and removed at the
end of the script but which has also been added to .gitignore).
---
 1990/scjones/.gitignore |  1 +
 1990/scjones/README.md  |  7 +++++++
 1990/scjones/try.sh     | 35 +++++++++++++++++++++++++++++++++++
 thanks-for-help.md      |  3 +++
 4 files changed, 46 insertions(+)
 create mode 100755 1990/scjones/try.sh

diff --git a/1990/scjones/.gitignore b/1990/scjones/.gitignore
index 828493f4e..ded6f9f81 100644
--- a/1990/scjones/.gitignore
+++ b/1990/scjones/.gitignore
@@ -7,3 +7,4 @@ indent.o
 prog.orig
 scjones
 scjones.orig
+scjones.tmp.c
diff --git a/1990/scjones/README.md b/1990/scjones/README.md
index 6269c342c..f8d4b8f01 100644
--- a/1990/scjones/README.md
+++ b/1990/scjones/README.md
@@ -12,6 +12,13 @@ make all
 ```
 
 
+## Try:
+
+```sh
+./try.sh
+```
+
+
 ## Judges' remarks:
 
 The addition of trigraphs has made it easier to make programs hard to read.  It
diff --git a/1990/scjones/try.sh b/1990/scjones/try.sh
new file mode 100755
index 000000000..45ff294dc
--- /dev/null
+++ b/1990/scjones/try.sh
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+#
+# try.sh - demonstrate IOCCC winner 1990/scjones
+#
+
+# make sure CC is set so that when we do make CC="$CC" it isn't empty. Doing it
+# this way allows us to have the user specify a different compiler in an easy
+# way.
+if [[ -z "$CC" ]]; then
+    CC="cc"
+fi
+
+make CC="$CC" all >/dev/null || exit 1
+
+# clear screen after compilation so that only the entry is shown
+clear
+
+read -r -n 1 -p "Press any key to show scjones.c: "
+echo 1>&2
+less -rEXF scjones.c
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./scjones (space = next page, q = quit): "
+echo 1>&2
+./scjones | less -rEXF
+
+read -r -n 1 -p "Press any key to run: ./scjones > scjones.tmp.c: "
+echo 1>&2
+./scjones > scjones.tmp.c
+echo 1>&2
+
+read -r -n 1 -p "Press any key to compare scjones.c and scjones.tmp.c: "
+echo 1>&2
+diff -s scjones.c scjones.tmp.c
+rm scjones.tmp.c
diff --git a/thanks-for-help.md b/thanks-for-help.md
index 7ab82bd26..78de83f87 100644
--- a/thanks-for-help.md
+++ b/thanks-for-help.md
@@ -1056,6 +1056,9 @@ something else and is recommended by the author as well.
 [Yusuke](#yusuke) suggested `-ansi` to get the entry to compile due to trigraphs and [Cody](#cody)
 suggested `-trigraphs`. Both work but we used Yusuke's idea.
 
+Cody added the [try.sh](/1990/scjones/try.sh) script to show exactly what the
+entry does.
+
 
 ## <a name="1990_tbr"></a>[1990/tbr](/1990/tbr/tbr.c) ([README.md](/1990/tbr/README.md]))