80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2011 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "min_max.h"
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#include "gtm_string.h"
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#include "error.h"
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#include "send_msg.h"
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#include "gtmmsg.h"
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#include <rtnhdr.h>
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#include "hashtab_mname.h"
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#include "gdsroot.h"
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#include "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsbt.h"
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#include "gdsfhead.h"
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#include "alias.h"
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GBLREF symval *curr_symval;
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#define MNAME_HASH
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/* The below include generates the hash table routines for the "mname" hash type */
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#include "hashtab_implementation.h"
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/* While the above include creates the bulk of the routines in this modules, for the mname hash type we
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add one more routine that is a wrapper for the add_hashtab_mname created above. The situation this
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wrapper (add_hashtab_mname_symval) covers is if the hash table was expanded, it goes back through the
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stack and fixes the stack references kept in l_symval entries in each stackframe.
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Note that there are currently no direct callers of expand_hashtab_mname() (except in op_view) that we
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don't already protect or of delete_hashtab_mname() or they would need similar wrappers here.
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*/
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boolean_t add_hashtab_mname_symval(hash_table_mname *table, mname_entry *key, void *value, ht_ent_mname **tabentptr)
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{
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boolean_t retval;
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int table_size_orig;
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ht_ent_mname *table_base_orig;
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/* Currently only two values we expect here shown below. If calls are added with other values, they need
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to be taken care of here and in EXPAND_HASHTAB in hashtab_implementation.h
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*/
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assert(table == &curr_symval->h_symtab || table == &curr_symval->last_tab->h_symtab);
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assert(FALSE == key->marked);
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/* remember table we started with */
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table_base_orig = table->base;
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table_size_orig = table->size;
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/* We'll do the base release once we do the reparations */
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DEFER_BASE_REL_HASHTAB(table, TRUE);
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/* Call real table function */
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retval = add_hashtab_mname(table, key, value, tabentptr);
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/* If the hash table has not changed, we are done */
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if (table_base_orig == table->base)
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{
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DEFER_BASE_REL_HASHTAB(table, FALSE);
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return retval;
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}
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/* Otherwise we have some work to do to repair the l_symtab entries in the stack */
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als_lsymtab_repair(table, table_base_orig, table_size_orig);
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/* We're done with the previous base */
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FREE_BASE_HASHTAB(table, table_base_orig);
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DEFER_BASE_REL_HASHTAB(table, FALSE);
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return retval;
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}
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