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/* pcomplib.c - library functions for programmable completion. */
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/* Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of GNU Bash, the Bourne Again SHell.
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Bash is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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Bash is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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You should have received a copy of the GNU General Public License along
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with Bash; see the file COPYING. If not, write to the Free Software
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Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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#if defined (PROGRAMMABLE_COMPLETION)
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#if defined (HAVE_UNISTD_H)
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# include <sys/types.h>
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#include "pcomplete.h"
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#define COMPLETE_HASH_BUCKETS 29 /* for testing */
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#define STRDUP(x) ((x) ? savestring (x) : (char *)NULL)
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HASH_TABLE *prog_completes = (HASH_TABLE *)NULL;
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static void free_progcomp __P((PTR_T));
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static int progcomp_initialized = 0;
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ret = (COMPSPEC *)xmalloc (sizeof (COMPSPEC));
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ret->actions = (unsigned long)0;
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ret->options = (unsigned long)0;
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ret->globpat = (char *)NULL;
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ret->words = (char *)NULL;
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ret->prefix = (char *)NULL;
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ret->suffix = (char *)NULL;
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ret->funcname = (char *)NULL;
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ret->command = (char *)NULL;
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ret->filterpat = (char *)NULL;
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if (cs->refcount == 0)
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new = (COMPSPEC *)xmalloc (sizeof (COMPSPEC));
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new->refcount = cs->refcount;
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new->actions = cs->actions;
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new->options = cs->options;
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new->globpat = STRDUP (cs->globpat);
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new->words = STRDUP (cs->words);
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new->prefix = STRDUP (cs->prefix);
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new->suffix = STRDUP (cs->suffix);
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new->funcname = STRDUP (cs->funcname);
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new->command = STRDUP (cs->command);
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new->filterpat = STRDUP (cs->filterpat);
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initialize_progcomp ()
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if (progcomp_initialized == 0)
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prog_completes = make_hash_table (COMPLETE_HASH_BUCKETS);
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progcomp_initialized = 1;
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if (progcomp_initialized == 0 || prog_completes == 0)
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return (prog_completes->nentries);
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cs = (COMPSPEC *)data;
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flush_hash_table (prog_completes, free_progcomp);
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remove_progcomp (cmd)
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register BUCKET_CONTENTS *item;
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if (prog_completes == 0)
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item = remove_hash_item (cmd, prog_completes);
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free_progcomp (item->data);
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add_progcomp (cmd, cs)
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register BUCKET_CONTENTS *item;
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if (progcomp_initialized == 0 || prog_completes == 0)
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initialize_progcomp ();
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programming_error ("add_progcomp: %s: NULL COMPSPEC", cmd);
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item = add_hash_item (cmd, prog_completes);
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free_progcomp (item->data);
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item->key = savestring (cmd);
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item->data = (char *)cs;
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register BUCKET_CONTENTS *item;
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if (prog_completes == 0)
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return ((COMPSPEC *)NULL);
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item = find_hash_item (cmd, prog_completes);
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return ((COMPSPEC *)NULL);
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cs = (COMPSPEC *)item->data;
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print_all_compspecs (pfunc)
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sh_csprint_func_t *pfunc;
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BUCKET_CONTENTS *item_list;
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if (prog_completes == 0 || pfunc == 0)
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for (bucket = 0; bucket < prog_completes->nbuckets; bucket++)
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item_list = get_hash_bucket (bucket, prog_completes);
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for ( ; item_list; item_list = item_list->next)
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cs = (COMPSPEC *)item_list->data;
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(*pfunc) (item_list->key, cs);
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#endif /* PROGRAMMABLE_COMPLETION */