diff options
Diffstat (limited to 'gcc/cpphash.h')
-rwxr-xr-x | gcc/cpphash.h | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/gcc/cpphash.h b/gcc/cpphash.h deleted file mode 100755 index b773951..0000000 --- a/gcc/cpphash.h +++ /dev/null @@ -1,53 +0,0 @@ -/* Part of CPP library. (Macro hash table support.) - Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. - -This program 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, or (at your option) any -later version. - -This program 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 this program; if not, write to the Free Software -Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* different kinds of things that can appear in the value field - of a hash node. Actually, this may be useless now. */ -union hashval { - int ival; - char *cpval; - DEFINITION *defn; -}; - -struct hashnode { - struct hashnode *next; /* double links for easy deletion */ - struct hashnode *prev; - struct hashnode **bucket_hdr; /* also, a back pointer to this node's hash - chain is kept, in case the node is the head - of the chain and gets deleted. */ - enum node_type type; /* type of special token */ - int length; /* length of token, for quick comparison */ - U_CHAR *name; /* the actual name */ - union hashval value; /* pointer to expansion, or whatever */ -}; - -typedef struct hashnode HASHNODE; - -/* Some definitions for the hash table. The hash function MUST be - computed as shown in hashf () below. That is because the rescan - loop computes the hash value `on the fly' for most tokens, - in order to avoid the overhead of a lot of procedure calls to - the hashf () function. Hashf () only exists for the sake of - politeness, for use when speed isn't so important. */ - -#define HASHSIZE 1403 -#define HASHSTEP(old, c) ((old << 2) + c) -#define MAKE_POS(v) (v & 0x7fffffff) /* make number positive */ - -extern HASHNODE *install (U_CHAR *,int,enum node_type, int,char *,int); -extern int hashf (const U_CHAR *, int, int); -extern void delete_macro (HASHNODE *); |