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128 lines
3.8 KiB
128 lines
3.8 KiB
/**
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@file
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@ingroup util
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@brief Interface routines to be placed between a program and the
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system memory allocator.
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The function pointer MMoutOfMemory() contains a vector to handle a
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'out-of-memory' error (which, by default, points at a simple wrap-up
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and exit routine).
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@copyright@parblock
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Copyright (c) 1994-1998 The Regents of the Univ. of California.
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All rights reserved.
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Permission is hereby granted, without written agreement and without license
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or royalty fees, to use, copy, modify, and distribute this software and its
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documentation for any purpose, provided that the above copyright notice and
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the following two paragraphs appear in all copies of this software.
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IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
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DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
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OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
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CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN
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"AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE
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MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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@endparblock
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@copyright@parblock
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Copyright (c) 1999-2015, Regents of the University of Colorado
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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Neither the name of the University of Colorado nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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@endparblock
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*/
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#include "util.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Global out-of-memory handler.
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*/
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void (*MMoutOfMemory)(size_t) = MMout_of_memory;
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#ifdef __cplusplus
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}
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#endif
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/**
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* @brief Out of memory for lazy people: flush and exit.
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*/
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void
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MMout_of_memory(size_t size)
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{
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(void) fflush(stdout);
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(void) fprintf(stderr,
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"\nCUDD: out of memory allocating %" PRIszt " bytes\n",
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(size_t) size);
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exit(1);
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}
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/**
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* @brief malloc replacement.
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*/
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void *
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MMalloc(size_t size)
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{
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void *p;
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if ((p = malloc(size)) == NIL(void)) {
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if (MMoutOfMemory != 0 ) (*MMoutOfMemory)(size);
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return NIL(void);
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}
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return p;
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}
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/**
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* @brief realloc replacement.
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*/
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void *
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MMrealloc(void *obj, size_t size)
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{
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void *p;
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if ((p = realloc(obj, size)) == NIL(void)) {
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if (MMoutOfMemory != 0 ) (*MMoutOfMemory)(size);
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return NIL(void);
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}
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return p;
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}
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