Add 1988/dale/try.sh

1988/dale/try.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+#
+# try.sh - demonstrate IOCCC winner 1988/dale
+#
+
+# 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="$CC" all >/dev/null || exit 1
+
+# clear screen after compilation so that only the entry is shown
+clear
+
+read -r -n 1 -p "Press any key to run: ./dale hello world: "
+echo 1>&2
+./dale "hello world"
+echo 1>&2
+
+read -r -n 1 -p "Press any key to run: ./dale these files are in this directory: *: "
+echo 1>&2
+# SC2035 (info): Use ./*glob* or -- *glob* so names with dashes won't become options.
+# shellcheck disable=SC2035
+./dale these files are in this directory: *
+echo 1>&2
+
+echo "For the next two commands, ask yourself what they do and why they do it." 1>&2
+echo "Why do they differ in the format from the above command? Finally how can you" 1>&2
+echo "get the more likely desired behaviour?" 1>&2
+echo 1>&2
+echo 1>&2
+echo "$ ./dale \$(printf "the following files exist in this directory:\\n%s\\n" *)"
+read -r -n 1 -p "Press any key to continue: "
+echo 1>&2
+# SC2046 (warning): Quote this to prevent word splitting.
+# shellcheck disable=SC2046
+./dale $(printf "the following files exist in this directory:\n%s\n" *)
+echo 1>&2
+
+echo "$ ./dale \"\$(printf \"the following files exist in this directory:\\n%s\\n\" *)\""
+read -r -n 1 -p "Press any key to continue: "
+echo 1>&2
+./dale "$(printf "the following files exist in this directory:\n%s\n" *)"
+echo 1>&2
+