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authorpeter <peter@FreeBSD.org>1996-10-04 09:02:59 +0000
committerpeter <peter@FreeBSD.org>1996-10-04 09:02:59 +0000
commit5ba3a9a5edf0e69cc0647bf9348c92f5298e5201 (patch)
tree6b8b3d6626bb0d56419525b007cdd80d975cc0c1 /gnu/lib/libg++/include/Obstack.h
parent18630e633994b417e83c5e34356051336647d43f (diff)
downloadFreeBSD-src-5ba3a9a5edf0e69cc0647bf9348c92f5298e5201.zip
FreeBSD-src-5ba3a9a5edf0e69cc0647bf9348c92f5298e5201.tar.gz
To the Attic we go..
Diffstat (limited to 'gnu/lib/libg++/include/Obstack.h')
-rw-r--r--gnu/lib/libg++/include/Obstack.h216
1 files changed, 0 insertions, 216 deletions
diff --git a/gnu/lib/libg++/include/Obstack.h b/gnu/lib/libg++/include/Obstack.h
deleted file mode 100644
index 6e353fb..0000000
--- a/gnu/lib/libg++/include/Obstack.h
+++ /dev/null
@@ -1,216 +0,0 @@
-// This may look like C code, but it is really -*- C++ -*-
-/*
-Copyright (C) 1988 Free Software Foundation
- written by Doug Lea (dl@rocky.oswego.edu)
-
-This file is part of the GNU C++ Library. This library is free
-software; you can redistribute it and/or modify it under the terms of
-the GNU Library General Public License as published by the Free
-Software Foundation; either version 2 of the License, or (at your
-option) any later version. This library 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 Library General Public License for more details.
-You should have received a copy of the GNU Library General Public
-License along with this library; if not, write to the Free Software
-Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-
-#ifndef _Obstack_h
-#ifdef __GNUG__
-#pragma interface
-#endif
-#define _Obstack_h 1
-
-#include <std.h>
-
-class Obstack
-{
- struct _obstack_chunk
- {
- char* limit;
- _obstack_chunk* prev;
- char contents[4];
- };
-
-protected:
- long chunksize;
- _obstack_chunk* chunk;
- char* objectbase;
- char* nextfree;
- char* chunklimit;
- int alignmentmask;
-
- void _free(void* obj);
- void newchunk(int size);
-
-public:
- Obstack(int size = 4080, int alignment = 4); // 4080=4096-mallocslop
-
- ~Obstack();
-
- void* base();
- void* next_free();
- int alignment_mask();
- int chunk_size();
- int size();
- int room();
- int contains(void* p); // does Obstack hold pointer p?
-
- void grow(const void* data, int size);
- void grow(const void* data, int size, char terminator);
- void grow(const char* s);
- void grow(char c);
- void grow_fast(char c);
- void blank(int size);
- void blank_fast(int size);
-
- void* finish();
- void* finish(char terminator);
-
- void* copy(const void* data, int size);
- void* copy(const void* data, int size, char terminator);
- void* copy(const char* s);
- void* copy(char c);
- void* alloc(int size);
-
- void free(void* obj);
- void shrink(int size = 1); // suggested by ken@cs.rochester.edu
-
- int OK(); // rep invariant
-};
-
-
-inline Obstack::~Obstack()
-{
- _free(0);
-}
-
-inline void* Obstack::base()
-{
- return objectbase;
-}
-
-inline void* Obstack::next_free()
-{
- return nextfree;
-}
-
-inline int Obstack::alignment_mask()
-{
- return alignmentmask;
-}
-
-inline int Obstack::chunk_size()
-{
- return chunksize;
-}
-
-inline int Obstack::size()
-{
- return nextfree - objectbase;
-}
-
-inline int Obstack::room()
-{
- return chunklimit - nextfree;
-}
-
-inline void Obstack:: grow(const void* data, int size)
-{
- if (nextfree+size > chunklimit)
- newchunk(size);
- memcpy(nextfree, data, size);
- nextfree += size;
-}
-
-inline void Obstack:: grow(const void* data, int size, char terminator)
-{
- if (nextfree+size+1 > chunklimit)
- newchunk(size+1);
- memcpy(nextfree, data, size);
- nextfree += size;
- *(nextfree)++ = terminator;
-}
-
-inline void Obstack:: grow(const char* s)
-{
- grow((const void*)s, strlen(s), 0);
-}
-
-inline void Obstack:: grow(char c)
-{
- if (nextfree+1 > chunklimit)
- newchunk(1);
- *(nextfree)++ = c;
-}
-
-inline void Obstack:: blank(int size)
-{
- if (nextfree+size > chunklimit)
- newchunk(size);
- nextfree += size;
-}
-
-inline void* Obstack::finish(char terminator)
-{
- grow(terminator);
- return finish();
-}
-
-inline void* Obstack::copy(const void* data, int size)
-{
- grow (data, size);
- return finish();
-}
-
-inline void* Obstack::copy(const void* data, int size, char terminator)
-{
- grow(data, size, terminator);
- return finish();
-}
-
-inline void* Obstack::copy(const char* s)
-{
- grow((const void*)s, strlen(s), 0);
- return finish();
-}
-
-inline void* Obstack::copy(char c)
-{
- grow(c);
- return finish();
-}
-
-inline void* Obstack::alloc(int size)
-{
- blank(size);
- return finish();
-}
-
-inline void Obstack:: free(void* obj)
-{
- if (obj >= (void*)chunk && obj<(void*)chunklimit)
- nextfree = objectbase = (char *) obj;
- else
- _free(obj);
-}
-
-inline void Obstack:: grow_fast(char c)
-{
- *(nextfree)++ = c;
-}
-
-inline void Obstack:: blank_fast(int size)
-{
- nextfree += size;
-}
-
-inline void Obstack:: shrink(int size) // from ken@cs.rochester.edu
-{
- if (nextfree >= objectbase + size)
- nextfree -= size;
-}
-
-#endif
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