src/hashcmd.h

   1 /* hashcmd.h - Common defines for hashing filenames. */
   2
   3 /* Copyright (C) 1993-2020 Free Software Foundation, Inc.
   4
   5    This file is part of GNU Bush, the Bourne Again SHell.
   6
   7    Bush is free software: you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation, either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    Bush is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with Bush.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "stdc.h"
  22 #include "hashlib.h"
  23
  24 #define FILENAME_HASH_BUCKETS 256       /* must be power of two */
  25
  26 extern HASH_TABLE *hashed_filenames;
  27
  28 typedef struct _pathdata {
  29   char *path;           /* The full pathname of the file. */
  30   int flags;
  31 } PATH_DATA;
  32
  33 #define HASH_RELPATH    0x01    /* this filename is a relative pathname. */
  34 #define HASH_CHKDOT     0x02    /* check `.' since it was earlier in $PATH */
  35
  36 #define pathdata(x) ((PATH_DATA *)(x)->data)
  37
  38 extern void phash_create PARAMS((void));
  39 extern void phash_flush PARAMS((void));
  40
  41 extern void phash_insert PARAMS((char *, char *, int, int));
  42 extern int phash_remove PARAMS((const char *));
  43 extern char *phash_search PARAMS((const char *));