From 4eb07220cd7eca8cdd9696cddb10a7515e5d3366 Mon Sep 17 00:00:00 2001
From: Bill Currie <bill@taniwha.org>
Date: Thu, 25 Feb 2021 11:55:25 +0900
Subject: [PATCH] [util] Make plists more const-correct

---
 include/QF/qfplist.h     | 6 +++---
 libs/gamecode/pr_parse.c | 2 +-
 libs/util/qfplist.c      | 8 ++++----
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/QF/qfplist.h b/include/QF/qfplist.h
index f1cc95b8a..cef305086 100644
--- a/include/QF/qfplist.h
+++ b/include/QF/qfplist.h
@@ -132,7 +132,7 @@ plitem_t *PL_GetPropertyList (const char *string,
 	\return the text representation of the property list
 	\note You are responsible for freeing the returned string.
 */
-char *PL_WritePropertyList (plitem_t *pl);
+char *PL_WritePropertyList (const plitem_t *pl);
 
 /** Retrieve the type of an object.
 
@@ -226,7 +226,7 @@ plitem_t *PL_ObjectAtIndex (const plitem_t *array, int index) __attribute__((pur
 	\return an Array containing Strings or NULL if dict isn't a dictionary
 	\note You are responsible for freeing this array.
 */
-plitem_t *PL_D_AllKeys (plitem_t *dict);
+plitem_t *PL_D_AllKeys (const plitem_t *dict);
 
 /** Retrieve the number of keys in a dictionary.
 
@@ -265,7 +265,7 @@ qboolean PL_A_AddObject (plitem_t *array, plitem_t *item);
 
 	\return number of objects in the array
 */
-int PL_A_NumObjects (plitem_t *array) __attribute__((pure));
+int PL_A_NumObjects (const plitem_t *array) __attribute__((pure));
 
 /** Insert an item into an array before the specified location.
 
diff --git a/libs/gamecode/pr_parse.c b/libs/gamecode/pr_parse.c
index 0f0a3dea5..b33d14e6c 100644
--- a/libs/gamecode/pr_parse.c
+++ b/libs/gamecode/pr_parse.c
@@ -501,7 +501,7 @@ ED_Parse (progs_t *pr, const char *data)
 			// new style (plist) entity data
 			entity_list = PL_GetPropertyList (data, pr->hashlink_freelist);
 		} else {
-			// oldstyle entity data
+			// old style entity data
 			Script_UngetToken (script);
 			entity_list = ED_ConvertToPlist (script, 0, pr->hashlink_freelist);
 		}
diff --git a/libs/util/qfplist.c b/libs/util/qfplist.c
index 6e4726c95..56c168168 100644
--- a/libs/util/qfplist.c
+++ b/libs/util/qfplist.c
@@ -330,7 +330,7 @@ PL_RemoveObjectForKey (const plitem_t *item, const char *key)
 }
 
 VISIBLE plitem_t *
-PL_D_AllKeys (plitem_t *item)
+PL_D_AllKeys (const plitem_t *item)
 {
 	pldict_t   *dict = (pldict_t *) item->data;
 	dictkey_t  *current;
@@ -440,7 +440,7 @@ PL_A_AddObject (plitem_t *array, plitem_t *item)
 }
 
 VISIBLE int
-PL_A_NumObjects (plitem_t *array)
+PL_A_NumObjects (const plitem_t *array)
 {
 	if (array->type != QFArray)
 		return 0;
@@ -1056,7 +1056,7 @@ write_string (dstring_t *dstr, const char *str)
 }
 
 static void
-write_item (dstring_t *dstr, plitem_t *item, int level)
+write_item (dstring_t *dstr, const plitem_t *item, int level)
 {
 	dictkey_t	*current;
 	plarray_t	*array;
@@ -1107,7 +1107,7 @@ write_item (dstring_t *dstr, plitem_t *item, int level)
 }
 
 VISIBLE char *
-PL_WritePropertyList (plitem_t *pl)
+PL_WritePropertyList (const plitem_t *pl)
 {
 	dstring_t  *dstr = dstring_newstr ();