/* Copyright 1996-2006 Han The Thanh Copyright 2006-2009 Taco Hoekwater This file is part of LuaTeX. LuaTeX 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 of the License, or (at your option) any later version. LuaTeX 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 Lesser General Public License for more details. You should have received a copy of the GNU General Public License along with LuaTeX; if not, see . */ #include "ptexlib.h" #include "utils/avl.h" /*tex Some memory management functions for AVL. */ static void *avl_xmalloc(struct libavl_allocator *allocator, size_t size) { assert(allocator != NULL && size > 0); return xmalloc((unsigned) size); } static void avl_xfree(struct libavl_allocator *allocator, void *block) { assert(allocator != NULL && block != NULL); xfree(block); } struct libavl_allocator avl_xallocator = { avl_xmalloc, avl_xfree }; /*tex The general AVL comparison functions. */ int comp_int_entry(const void *pa, const void *pb, void *p) { (void) p; cmp_return(*(const int *) pa, *(const int *) pb); return 0; } int comp_string_entry(const void *pa, const void *pb, void *p) { (void) p; return strcmp((const char *) pa, (const char *) pb); }