LCOV - code coverage report
Current view: top level - idlc/source - aststack.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 32 49 65.3 %
Date: 2014-11-03 Functions: 8 10 80.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <rtl/alloc.h>
      21             : #include <idlc/aststack.hxx>
      22             : #include <idlc/astscope.hxx>
      23             : 
      24             : #define STACKSIZE_INCREMENT 64
      25             : 
      26         658 : AstStack::AstStack()
      27         658 :     : m_stack((AstScope**)rtl_allocateZeroMemory(sizeof(AstScope*) * STACKSIZE_INCREMENT))
      28             :     , m_size(STACKSIZE_INCREMENT)
      29        1316 :     , m_top(0)
      30             : {
      31         658 : }
      32             : 
      33           0 : AstStack::~AstStack()
      34             : {
      35           0 :     for(sal_uInt32 i=0; i < m_top; i++)
      36             :     {
      37           0 :         if (m_stack[i])
      38           0 :             delete(m_stack[i]);
      39             :     }
      40             : 
      41           0 :     rtl_freeMemory(m_stack);
      42           0 : }
      43             : 
      44             : 
      45        2472 : AstScope* AstStack::top()
      46             : {
      47        2472 :     if (m_top < 1)
      48           0 :         return NULL;
      49        2472 :     return m_stack[m_top - 1];
      50             : }
      51             : 
      52         502 : AstScope* AstStack::bottom()
      53             : {
      54         502 :     if (m_top == 0)
      55           0 :         return NULL;
      56         502 :     return m_stack[0];
      57             : }
      58             : 
      59         134 : AstScope* AstStack::nextToTop()
      60             : {
      61             :     AstScope *tmp, *retval;
      62             : 
      63         134 :     if (depth() < 2)
      64           0 :         return NULL;
      65             : 
      66         134 :     tmp = top();        // Save top
      67         134 :     (void) pop();       // Pop it
      68         134 :     retval = top();     // Get next one down
      69         134 :     (void) push(tmp);   // Push top back
      70         134 :     return retval;      // Return next one down
      71             : }
      72             : 
      73        3148 : AstScope* AstStack::topNonNull()
      74             : {
      75        3188 :     for (sal_uInt32 i = m_top; i > 0; i--)
      76             :     {
      77        3188 :         if ( m_stack[i - 1] )
      78        3148 :             return m_stack[i - 1];
      79             :       }
      80           0 :     return NULL;
      81             : }
      82             : 
      83        3150 : AstStack* AstStack::push(AstScope* pScope)
      84             : {
      85             :     AstScope        **tmp;
      86             : //  AstDeclaration  *pDecl = ScopeAsDecl(pScope);
      87             :     sal_uInt32  newSize;
      88             :     sal_uInt32  i;
      89             : 
      90             :     // Make sure there's space for one more
      91        3150 :     if (m_size == m_top)
      92             :     {
      93           0 :         newSize = m_size;
      94           0 :         newSize += STACKSIZE_INCREMENT;
      95           0 :         tmp = (AstScope**)rtl_allocateZeroMemory(sizeof(AstScope*) * newSize);
      96             : 
      97           0 :         for(i=0; i < m_size; i++)
      98           0 :             tmp[i] = m_stack[i];
      99             : 
     100           0 :         rtl_freeMemory(m_stack);
     101           0 :         m_stack = tmp;
     102             :     }
     103             : 
     104             :     // Insert new scope
     105        3150 :     m_stack[m_top++] = pScope;
     106             : 
     107        3150 :     return this;
     108             : }
     109             : 
     110        1810 : void AstStack::pop()
     111             : {
     112        1810 :     if (m_top < 1)
     113        1810 :         return;
     114        1810 :     --m_top;
     115             : }
     116             : 
     117         658 : void AstStack::clear()
     118             : {
     119         658 :     m_top = 0;
     120         658 : }
     121             : 
     122             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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