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Diffstat (limited to 'apps/gperf/src/new.cpp')
-rw-r--r-- | apps/gperf/src/new.cpp | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/apps/gperf/src/new.cpp b/apps/gperf/src/new.cpp deleted file mode 100644 index 25cb527a98a..00000000000 --- a/apps/gperf/src/new.cpp +++ /dev/null @@ -1,75 +0,0 @@ -/* Defines a buffered memory allocation abstraction that reduces calls to -// $Id$ - - malloc. - Copyright (C) 1989 Free Software Foundation, Inc. - written by Douglas C. Schmidt (schmidt@ics.uci.edu) - -This file is part of GNU GPERF. - -GNU GPERF 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 1, or (at your option) -any later version. - -GNU GPERF 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 GNU GPERF; see the file COPYING. If not, write to the Free -Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ - -#include "Options.h" - -/* Determine default alignment. If your C++ compiler does not like - this then try something like #define DEFAULT_ALIGNMENT 8. */ -struct fooalign {char x; double d;}; -const int ALIGNMENT = ((char *)&((struct fooalign *) 0)->d - (char *)0); - -/* Provide an abstraction that cuts down on the number of calls to NEW - by buffering the memory pool from which strings are allocated. */ - -void * -operator new (size_t size) -{ - static char *buf_start = 0; /* Large array used to reduce calls to NEW. */ - static char *buf_end = 0; /* Indicates end of BUF_START. */ - static int buf_size = 4 * BUFSIZ; /* Size of buffer pointed to by BUF_START. */ - char *temp; - - /* Align this on correct boundaries, just to be safe... */ - size = ((size + ALIGNMENT - 1) / ALIGNMENT) * ALIGNMENT; - - /* If we are about to overflow our buffer we'll just grab another - chunk of memory. Since we never free the original memory it - doesn't matter that no one points to the beginning of that - chunk. Note we use a heuristic that grows the buffer either by - size of the request or by twice the previous size, whichever is - larger. */ - - if (buf_start + size >= buf_end) - { - buf_size *= 2; - if (buf_size < size) - buf_size = size; - if (buf_start = (char *)malloc (buf_size)) - buf_end = buf_start + buf_size; - else - ACE_ERROR ((LM_ERROR, "Virtual memory failed at %s, %s in function %s\n%a", __FILE__, __LINE__, "operator new", 1)); - } - - temp = buf_start; - buf_start += size; - return temp; -} - -/* We need this deletion operator in order to make the linker happy. */ - -void -operator delete (void *ptr) -{ - // We cannot call free here, as it doesn't match the mallocs. - // free ((char *) ptr); -} |