From 345379b5ff7ce6f5a732a6954bfb5e83bce12036 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 4 Jun 2004 12:30:53 -0300
Subject: option for garbage-collector `step'

---
 lapi.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'lapi.c')

diff --git a/lapi.c b/lapi.c
index ab0278b4..f5b080fa 100644
--- a/lapi.c
+++ b/lapi.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.c,v 2.9 2004/05/14 19:25:09 roberto Exp roberto $
+** $Id: lapi.c,v 2.10 2004/05/31 19:41:52 roberto Exp roberto $
 ** Lua API
 ** See Copyright Notice in lua.h
 */
@@ -833,6 +833,15 @@ LUA_API int lua_gc (lua_State *L, int what, int data) {
       /* GC values are expressed in Kbytes: #bytes/2^10 */
       return cast(int, g->nblocks >> 10);
     }
+    case LUA_GCSTEP: {
+      lu_mem a = (cast(lu_mem, data) << 10);
+      if (a <= g->nblocks)
+        g->GCthreshold = g->nblocks - a;
+      else
+        g->GCthreshold = 0;
+      luaC_step(L);
+      return 0;
+    }
     default: return -1;  /* invalid option */
   }
 }
-- 
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