82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "glk/alan3/word.h"
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#include "glk/alan3/types.h"
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#include "glk/alan3/memory.h"
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#include "glk/alan3/syserr.h"
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#include "glk/alan3/lists.h"
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namespace Glk {
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namespace Alan3 {
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/* PUBLIC DATA */
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/* List of parsed words, index into dictionary */
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Word *playerWords = nullptr;
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int currentWordIndex; /* An index into the list of playerWords */
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int firstWord, lastWord; /* Index for the first and last words for this command */
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/* Some variable for dynamically allocating the playerWords, which will happen in scan() */
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static int playerWordsLength = 0;
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#define PLAYER_WORDS_EXTENT 20
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/* What did the user say? */
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int verbWord; /* The word he used as a verb, dictionary index */
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int verbWordCode; /* The code for that verb */
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/* PRIVATE TYPES & DATA */
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/*+++++++++++++++++++++++++++++++++++++++++++++++++++*/
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void ensureSpaceForPlayerWords(int size) {
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int newLength = playerWordsLength + PLAYER_WORDS_EXTENT;
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if (playerWordsLength < size + 1) {
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playerWords = (Word *)realloc(playerWords, newLength * sizeof(Word));
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if (playerWords == nullptr)
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syserr("Out of memory in 'ensureSpaceForPlayerWords()'");
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playerWordsLength = newLength;
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}
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}
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/*======================================================================*/
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char *playerWordsAsCommandString(void) {
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char *commandString;
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int size = playerWords[lastWord].end - playerWords[firstWord].start;
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commandString = (char *)allocate(size + 1);
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strncpy(commandString, playerWords[firstWord].start, size);
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commandString[size] = '\0';
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return commandString;
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}
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/*======================================================================*/
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void clearWordList(Word list[]) {
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implementationOfSetEndOfArray((Aword *)list);
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}
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} // End of namespace Alan3
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} // End of namespace Glk
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