From 5e0b8d508ed51004bd836384293be00950ee62c9 Mon Sep 17 00:00:00 2001
From: Pasha <pasha@member.fsf.org>
Date: Tue, 20 Feb 2024 18:49:50 +0000
Subject: init gnumach copy

---
 linux/src/include/net/gc.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 linux/src/include/net/gc.h

(limited to 'linux/src/include/net/gc.h')

diff --git a/linux/src/include/net/gc.h b/linux/src/include/net/gc.h
new file mode 100644
index 0000000..0b28c09
--- /dev/null
+++ b/linux/src/include/net/gc.h
@@ -0,0 +1,46 @@
+/*
+ *	Interface routines assumed by gc()
+ *
+ *	Copyright (C) Barak A. Pearlmutter.
+ *	Released under the GPL version 2 or later.
+ *
+ */
+
+typedef struct object *pobj;	/* pointer to a guy of the type we gc */
+
+/*
+ *	How to mark and unmark objects
+ */
+
+extern void gc_mark(pobj);
+extern void gc_unmark(pobj);
+extern int gc_marked(pobj);
+
+/* 
+ *	How to count and access an object's children
+ */
+
+extern int n_children(pobj);	/* how many children */
+extern pobj child_n(pobj, int);	/* child i, numbered 0..n-1 */
+
+/*
+ *	How to access the root set
+ */
+
+extern int root_size(void);	/* number of things in root set */
+extern pobj root_elt(int);	/* element i of root set, numbered 0..n-1 */
+
+/*
+ *	How to access the free list
+ */
+
+extern void clear_freelist(void);
+extern void add_to_free_list(pobj);
+
+/*
+ *	How to iterate through all objects in memory
+ */
+
+extern int N_OBJS;
+extern pobj obj_number(int);
+
-- 
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