Merge branch 'u2_10_12_branch' of git://git.code.sf.net/p/undernet-ircu/ircu2

[ircu2.10.12-pk.git] / include / ircd_alloc.h

diff --git a/include/ircd_alloc.h b/include/ircd_alloc.h
new file mode 100644 (file)
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--- /dev/null
+++ b/include/ircd_alloc.h
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+/*
+ * IRC - Internet Relay Chat, include/ircd_alloc.h
+ * Copyright (C) 1999 Thomas Helvey <tomh@inxpress.net>
+ *
+ * This program 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 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Commentary by Bleep (Thomas Helvey)
+ */
+/** @file
+ * @brief IRC daemon memory allocation functions.
+ * @version $Id$
+ */
+#ifndef INCLUDED_ircd_alloc_h
+#define INCLUDED_ircd_alloc_h
+
+/*
+ * memory resource allocation and test functions
+ */
+/** Type of handler for out-of-memory conditions. */
+typedef void (*OutOfMemoryHandler)(void);
+extern void set_nomem_handler(OutOfMemoryHandler handler);
+
+/* The mappings for the My* functions... */
+/** Helper macro for standard allocations. */
+#define MyMalloc(size) \
+  DoMalloc(size, "malloc", __FILE__, __LINE__)
+
+/** Helper macro for zero-initialized allocations. */
+#define MyCalloc(nelem, size) \
+  DoMallocZero((size) * (nelem), "calloc", __FILE__, __LINE__)
+
+/** Helper macro for freeing memory. */
+#define MyFree(p) \
+  if (p) \
+    DoFree(p, __FILE__, __LINE__)
+
+/** Helper macro for reallocating memory. */
+#define MyRealloc(p, size) \
+  DoRealloc(p, size, __FILE__, __LINE__)
+
+/* First version: fast non-debugging macros... */
+#ifndef MDEBUG
+#ifndef INCLUDED_stdlib_h
+#include <stdlib.h> /* free */
+#define INCLUDED_stdlib_h
+#endif
+
+/** Implementation macro for freeing memory. */
+#define DoFree(x, file, line) do { free((x)); (x) = 0; } while(0)
+extern void* DoMalloc(size_t len, const char*, const char*, int);
+extern void* DoMallocZero(size_t len, const char*, const char*, int);
+extern void *DoRealloc(void *, size_t, const char*, int);
+
+/* Second version: slower debugging versions... */
+#else /* defined(MDEBUG) */
+#include <sys/types.h>
+#include "memdebug.h"
+
+#define DoMalloc(size, type, file, line) \
+  dbg_malloc(size, type, file, line)
+#define DoMallocZero(size, type, file, line) \
+  dbg_malloc_zero(size, type, file, line)
+#define DoFree(p, file, line) \
+  do { dbg_free(p, file, line); (p) = 0; } while (0)
+#define DoRealloc(p, size, file, line) \
+  dbg_realloc(p, size, file, line)
+#endif /* defined(MDEBUG) */
+
+#endif /* INCLUDED_ircd_alloc_h */