00001 /* GLIB - Library of useful routines for C programming 00002 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald 00003 * Portions copyright (c) 2006 Nokia Corporation. All rights reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU Lesser General Public 00016 * License along with this library; if not, write to the 00017 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00018 * Boston, MA 02111-1307, USA. 00019 */ 00020 00021 /* 00022 * Modified by the GLib Team and others 1997-2000. See the AUTHORS 00023 * file for a list of people on the GLib Team. See the ChangeLog 00024 * files for a list of changes. These files are distributed with 00025 * GLib at ftp://ftp.gtk.org/pub/gtk/. 00026 */ 00027 00028 #ifndef __G_ALLOCA_H__ 00029 #define __G_ALLOCA_H__ 00030 00031 #include <glib/gtypes.h> 00032 00033 #ifdef __GNUC__ 00034 /* GCC does the right thing */ 00035 # undef alloca 00036 # define alloca(size) __builtin_alloca (size) 00037 #elif defined (GLIB_HAVE_ALLOCA_H) 00038 /* a native and working alloca.h is there */ 00039 # include <alloca.h> 00040 #elif defined(SYMBIAN) 00041 # define alloca g_malloc 00042 #else /* !__GNUC__ && !GLIB_HAVE_ALLOCA_H */ 00043 # ifdef _MSC_VER 00044 # include <malloc.h> 00045 # define alloca _alloca 00046 # else /* !_MSC_VER */ 00047 # ifdef _AIX 00048 # pragma alloca 00049 # else /* !_AIX */ 00050 # ifndef alloca /* predefined by HP cc +Olibcalls */ 00051 G_BEGIN_DECLS 00052 char *alloca (); 00053 G_END_DECLS 00054 # endif /* !alloca */ 00055 # endif /* !_AIX */ 00056 # endif /* !_MSC_VER */ 00057 #endif /* !__GNUC__ && !GLIB_HAVE_ALLOCA_H */ 00058 00059 #define g_alloca(size) alloca (size) 00060 #define g_newa(struct_type, n_structs) ((struct_type*) g_alloca (sizeof (struct_type) * (gsize) (n_structs))) 00061 00062 00063 #endif /* __G_ALLOCA_H__ */