81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
/*
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* $Id: nestlevel.c 3788 2009-05-12 15:55:13Z ntrel $
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*
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* Copyright (c) 1999-2002, Darren Hiebert
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* Copyright 2009 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
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*
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* This source code is released for free distribution under the terms of the
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* GNU General Public License.
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*
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* Defines external interface to scope nesting levels for tags.
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*/
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/*
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* INCLUDE FILES
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*/
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#include "general.h" /* must always come first */
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#include "main.h"
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#include "nestlevel.h"
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#include "debug.h"
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#include "routines.h"
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/*
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* FUNCTION DEFINITIONS
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*/
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extern NestingLevels *nestingLevelsNew(void)
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{
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NestingLevels *nls = xCalloc (1, NestingLevels);
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return nls;
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}
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extern void nestingLevelsFree(NestingLevels *nls)
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{
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int i;
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for (i = 0; i < nls->allocated; i++)
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vStringDelete(nls->levels[i].name);
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if (nls->levels) eFree(nls->levels);
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eFree(nls);
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}
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extern void nestingLevelsPush(NestingLevels *nls,
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const vString *name, int type)
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{
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NestingLevel *nl = NULL;
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if (nls->n >= nls->allocated)
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{
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nls->allocated++;
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nls->levels = xRealloc(nls->levels,
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nls->allocated, NestingLevel);
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nls->levels[nls->n].name = vStringNew();
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}
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nl = &nls->levels[nls->n];
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nls->n++;
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vStringCopy(nl->name, name);
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nl->type = type;
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}
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extern void nestingLevelsPop(NestingLevels *nls)
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{
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const NestingLevel *nl = nestingLevelsGetCurrent(nls);
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Assert (nl != NULL);
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vStringClear(nl->name);
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nls->n--;
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}
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extern NestingLevel *nestingLevelsGetCurrent(NestingLevels *nls)
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{
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Assert (nls != NULL);
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if (nls->n < 1)
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return NULL;
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return &nls->levels[nls->n - 1];
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}
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/* vi:set tabstop=4 shiftwidth=4: */
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