From 782c5c3f290555fa9368208efdb3b428f45468eb Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Thu, 8 Mar 2018 20:56:21 -0500
Subject: [PATCH] SPDXify the code.

---
 actions.c       |  8 ++++++++
 adventure.yaml  |  3 +++
 cheat.c         |  4 ++++
 init.c          | 12 ++++++++----
 main.c          |  4 ++++
 make_dungeon.py |  3 +++
 misc.c          |  8 ++++++++
 saveresume.c    | 16 +++++++++++-----
 score.c         | 11 +++++++----
 9 files changed, 56 insertions(+), 13 deletions(-)

diff --git a/actions.c b/actions.c
index 059d92b..0d8bf7f 100644
--- a/actions.c
+++ b/actions.c
@@ -1,3 +1,11 @@
+/*
+ * Actions for the duneon-running code.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
+ */
+
 #include <stdlib.h>
 #include <stdbool.h>
 #include <string.h>
diff --git a/adventure.yaml b/adventure.yaml
index 175635a..ff32163 100644
--- a/adventure.yaml
+++ b/adventure.yaml
@@ -112,6 +112,9 @@
 #       %s = an ASCII string
 #	%S = The letter 's' or nothing (if a previous %d value is exactly 1)
 #	%V = substitute program version string
+#
+# Copyright (c) 2017 by Eric S. Raymond
+# SPDX-License-Identifier: BSD-2-clause
 
 motions: !!omap
 - MOT_0:
diff --git a/cheat.c b/cheat.c
index b75fccf..008fb9c 100644
--- a/cheat.c
+++ b/cheat.c
@@ -3,6 +3,10 @@
  * not happen. It leverages chunks of advent, mostly initialize() and
  * savefile(), so we know we're always outputing save files that advent
  * can import.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
  */
 #include <getopt.h>
 #include <stdlib.h>
diff --git a/init.c b/init.c
index fbe4410..4ff52a8 100644
--- a/init.c
+++ b/init.c
@@ -1,3 +1,11 @@
+/*
+ * Initialisation
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
+ */
+
 #include <unistd.h>
 #include <stdlib.h>
 #include <stdio.h>
@@ -6,10 +14,6 @@
 
 #include "advent.h"
 
-/*
- * Initialisation
- */
-
 struct settings_t settings = {
     .logfp = NULL,
     .oldstyle = false,
diff --git a/main.c b/main.c
index f0dbb3a..5cdbcc4 100644
--- a/main.c
+++ b/main.c
@@ -11,6 +11,10 @@
  * ESR apologizes for the remaing gotos (now confined to one function
  * in this file - there used to be over 350 of them, *everywhere*).
  * Applying the Structured Program Theorem can be hard.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
  */
 
 #include <stdlib.h>
diff --git a/make_dungeon.py b/make_dungeon.py
index b3e08fd..106714a 100755
--- a/make_dungeon.py
+++ b/make_dungeon.py
@@ -6,6 +6,9 @@
 # The nontrivial part of this is the compilation of the YAML for
 # movement rules to the travel array that's actually used by
 # playermove().
+#
+# Copyright (c) 2017 by Eric S. Raymond
+# SPDX-License-Identifier: BSD-2-clause
 
 import sys, yaml
 
diff --git a/misc.c b/misc.c
index 80e4352..aa16472 100644
--- a/misc.c
+++ b/misc.c
@@ -1,3 +1,11 @@
+/*
+ * I/O and support riutines.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
+ */
+     
 #include <unistd.h>
 #include <stdlib.h>
 #include <stdio.h>
diff --git a/saveresume.c b/saveresume.c
index d494015..b03a621 100644
--- a/saveresume.c
+++ b/saveresume.c
@@ -1,3 +1,14 @@
+/*
+ * Saving and resuming.
+ *
+ * (ESR) This replaces  a bunch of particularly nasty FORTRAN-derived code;
+ * see the history.adoc file in the source distribution for discussion.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
+ */
+
 #include <stdlib.h>
 #include <string.h>
 #include <editline/readline.h>
@@ -7,11 +18,6 @@
 #include "advent.h"
 #include "dungeon.h"
 
-/*
- * (ESR) This replaces  a bunch of particularly nasty FORTRAN-derived code;
- * see the history.adoc file in the source distribution for discussion.
- */
-
 #define VRSION	28	/* bump on save format change */
 
 /*
diff --git a/score.c b/score.c
index 9b3f8f3..368b1df 100644
--- a/score.c
+++ b/score.c
@@ -1,11 +1,14 @@
+/*
+ * Scoring and wrap-up.
+ *
+ * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
+ * Copyright (c) 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-clause
+ */
 #include <stdlib.h>
 #include "advent.h"
 #include "dungeon.h"
 
-/*
- * scoring and wrap-up
- */
-
 static int mxscor;	/* ugh..the price for having score() not exit. */
 
 long score(enum termination mode)
-- 
2.31.1