From a3e1b1ce7ed7e7ffac23015fc2fde56511b30681 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 31 Dec 2006 15:02:22 +0000
Subject: 	* Merge YARV

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11439 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.h | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 gc.h

(limited to 'gc.h')

diff --git a/gc.h b/gc.h
new file mode 100644
index 0000000000..3b2272bf64
--- /dev/null
+++ b/gc.h
@@ -0,0 +1,48 @@
+
+#ifndef MARK_FREE_DEBUG
+#define MARK_FREE_DEBUG 0
+#endif
+
+
+#if MARK_FREE_DEBUG
+static int g_indent = 0;
+
+static void
+rb_gc_debug_indent(void)
+{
+    int i;
+    for (i = 0; i < g_indent; i++) {
+	printf(" ");
+    }
+}
+
+static void
+rb_gc_debug_body(char *mode, char *msg, int st, void *ptr)
+{
+    if (st == 0) {
+	g_indent--;
+    }
+    rb_gc_debug_indent();
+    printf("%s: %s %s (%p)\n", mode, st ? "->" : "<-", msg, ptr);
+    if (st) {
+	g_indent++;
+    }
+    fflush(stdout);
+}
+
+#define MARK_REPORT_ENTER(msg) rb_gc_debug_body("mark", msg, 1, ptr)
+#define MARK_REPORT_LEAVE(msg) rb_gc_debug_body("mark", msg, 0, ptr)
+#define FREE_REPORT_ENTER(msg) rb_gc_debug_body("free", msg, 1, ptr)
+#define FREE_REPORT_LEAVE(msg) rb_gc_debug_body("free", msg, 0, ptr)
+#define GC_INFO                rb_gc_debug_indent(); printf
+
+#else
+#define MARK_REPORT_ENTER(msg)
+#define MARK_REPORT_LEAVE(msg)
+#define FREE_REPORT_ENTER(msg)
+#define FREE_REPORT_LEAVE(msg)
+#define GC_INFO if(0)printf
+#endif
+
+#define MARK_UNLESS_NULL(ptr) if(ptr){rb_gc_mark(ptr);}
+#define FREE_UNLESS_NULL(ptr) if(ptr){ruby_xfree(ptr);}
-- 
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