--- deliantra/server/common/shstr.C 2007/10/16 05:34:24 1.26
+++ deliantra/server/common/shstr.C 2009/01/01 11:41:17 1.36
@@ -1,9 +1,9 @@
/*
- * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
+ * This file is part of Deliantra, the Roguelike Realtime MMORPG.
*
- * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
+ * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
*
- * Crossfire TRT is free software: you can redistribute it and/or modify
+ * Deliantra is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
@@ -16,7 +16,7 @@
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
- * The authors can be reached via e-mail to
+ * The authors can be reached via e-mail to
*/
/*
@@ -32,17 +32,18 @@
size_t shstr_alloc;
-typedef std::tr1::unordered_set , true> HT;
+typedef std::tr1::unordered_set > HT;
static HT ht;
+static int next_gc;
static const char *
makevec (const char *s)
{
int len = strlen (s);
- shstr_alloc += sizeof (int) * 2 + len + 1;
- const char *v = (const char *) (2 + (int *)g_slice_alloc (sizeof (int) * 2 + len + 1));
+ shstr_alloc += sizeof (uint32_t) * 2 + len + 1;
+ const char *v = (const char *) (2 + (int *)g_slice_alloc (sizeof (uint32_t) * 2 + len + 1));
shstr::length (v) = len;
shstr::refcnt (v) = 1;
@@ -52,15 +53,7 @@
return v;
}
-static const char *
-makenull ()
-{
- const char *s = makevec ("(null)");
- shstr::length (s) = 0;
- return s;
-}
-
-const char *shstr::null = makenull ();
+shstr_vec shstr_tmp::nullvec = { 0, 0xffffffff, "(null)" };
const char *
shstr::find (const char *s)
@@ -77,7 +70,7 @@
shstr::intern (const char *s)
{
if (!s)
- return null;
+ return null ();
if (const char *found = find (s))
{
@@ -85,6 +78,7 @@
return found;
}
+ --next_gc;
s = makevec (s);
ht.insert (s);
return s;
@@ -95,6 +89,9 @@
void
shstr::gc ()
{
+ if (expect_true (next_gc > 0))
+ return;
+
static const char *curpos;
auto (i, curpos ? ht.find (curpos) : ht.begin ());
@@ -102,8 +99,8 @@
if (i == ht.end ())
i = ht.begin ();
- // go through all strings roughly once every 4 minutes
int n = ht.size () / 256 + 16;
+ next_gc += n >> 1;
for (;;)
{
@@ -122,8 +119,8 @@
ht.erase (o);
//printf ("GC %4d %3d %d >%s<%d\n", (int)ht.size (), n, shstr::refcnt (s), s, shstr::length (s));
- shstr_alloc -= sizeof (int) * 2 + length (s) + 1;
- g_slice_free1 (sizeof (int) * 2 + length (s) + 1, -2 + (int *) s);
+ shstr_alloc -= sizeof (uint32_t) * 2 + length (s) + 1;
+ g_slice_free1 (sizeof (uint32_t) * 2 + length (s) + 1, -2 + (int *) s);
}
else
++i;
@@ -133,9 +130,11 @@
}
// declare these here to get correct initialisation order
-#define def(str) const shstr shstr_ ## str (# str);
+#define def2(id,str) const shstr shstr_ ## id (str);
+#define def(id) def2(id, # id)
# include "shstrinc.h"
#undef def
+#undef def2
shstr skill_names[NUM_SKILLS];