int Simulator::handleConfiguration()
{
// handle config file
int handle = handleConfigFile(handleSlash((flags[0]).c_str()), config);
if (handle < 0) {
if (handle == -2)
{
cout << USAGE << endl;
cout << ERROR_FIND_CONFIG_FILE << fullPath(handleSlash((flags[0]).c_str())) << endl;
}
return -1;
}
return 0;
}
int Simulator::handleAlgorithms()
{
// handle algorithm files
// [exercise says: - in case the directory is defect -> return
// - in case the directory is empty -> return
// - in case the directory is missing -> search recursively in the working directory for algorithms]
int handle = 0;
numOfAlgorithms = getNumberOfPotentialAlgorithms(flags[3]);
if (numOfAlgorithms == -1 || numOfAlgorithms == 0) {
cout << USAGE << endl;
cout << ERROR_FIND_ALGORITHM_FILES << fullPath(flags[3]) << endl;
return -1;
}
else if (numOfAlgorithms == -2) {
// no usage print is necessary
return -1;
}
handle = handleAlgorithmFiles(handleSlash(flags[3].c_str()), numOfAlgorithms, registrar);
if (handle < 0) {
if (handle == -1) {
cout << USAGE << endl;
}
return -1;
}
walkingIntoWallsErrors = make_unique<string[]>(numOfAlgorithms);
numOfAlgorithms = registrar.getAlgorithmNames().size();
return 0;
}
int Simulator::handleScore()
{
if (!score_loaded)
{
score_function = NULL;
return 0;
}
int handle = handleScoreFile(handleSlash((flags[1]).c_str()), score_hndl, &score_function);
if (handle < 0) {
if (handle == -2) {
cout << USAGE << endl;
std::cout << ERROR_FIND_SCORE_FILE << fullPath(handleSlash((flags[1]).c_str())) << std::endl;
}
return -1;
}
return 0;
}
TokenTypes Scanner::handleSlash( Token * tok )
{
TokenTypes result;
int current = nextch();
if( current == S_ENDC ) {
HCWarning( RTF_BADEOF, _source->name() );
result = TOK_END;
} else if( current == '*' ) {
// Certain RTF commands begin with "\*\", not "\".
current = nextch();
if( current != '\\' ) {
HCWarning( RTF_BADCOMMAND, _lineNum, _source->name() );
if( current != S_ENDC ) {
putback( current );
}
result = TOK_NONE;
} else {
result = handleSlash( tok );
}
} else if( current == '\n' ) {
// A "\" just before a new-line is the same as "\par".
memcpy( tok->_text, "par", 4 );
result = TOK_COMMAND;
++_lineNum;
} else if( isSpecial( current ) ) {
// Some characters are escaped, like "\{".
result = TOK_SPEC_CHAR;
tok->_value = current;
} else if( current == '\'' ) {
// "\'nnn" signifies the byte with value nnn.
result = TOK_SPEC_CHAR;
pullHex( tok );
} else if( islower( current ) ) {
// All RTF commands are in lower case.
putback( current );
result = TOK_COMMAND;
pullCommand( tok );
} else {
HCWarning( RTF_BADCOMMAND, _lineNum, _source->name() );
result = TOK_NONE;
}
return( result );
}
void Scanner::getToken( Token * tok )
{
int current;
while( (current = nextch()) == '\n' ) {
++_lineNum;
}
tok->_lineNum = _lineNum;
switch( current ) {
case S_ENDC:
tok->_type = TOK_END;
break;
case '{':
tok->_type = TOK_PUSH_STATE;
break;
case '}':
tok->_type = TOK_POP_STATE;
break;
case '\\':
current = nextch();
if( current == '~' ) {
tok->_type = TOK_TEXT;
putback( HARD_SPACE );
pullText( tok );
} else {
putback( current );
tok->_type = handleSlash( tok );
}
break;
case '\t':
tok->_type = TOK_COMMAND;
memcpy( tok->_text, "tab", 4 );
break;
default:
if( isFootnoteChar( current ) ) {
tok->_type = TOK_SPEC_CHAR;
tok->_value = current;
} else {
tok->_type = TOK_TEXT;
putback( current );
pullText( tok );
}
}
}
// handlehouses should now only list the house file names in the vector and not read them!
int Simulator::handleHouses()
{
// handle house files
// [exercise says: - in case the directory is defect -> return
// - in case the directory is empty -> return
// - in case the directory is missing -> search recursively in the working directory for algorithms]
numOfHouses = getNumberOfHouses(handleSlash((flags[2]).c_str()), houseFileNames);
if (numOfHouses == -1 || numOfHouses == 0) {
cout << USAGE << endl;
cout << ERROR_FIND_HOUSE_FILES << fullPath(flags[2]) << endl;
return -1;
}
isValidHouses = make_unique<bool[]>(numOfHouses);
houseErrors = make_unique<string[]>(numOfHouses);
return 0;
}
int handlDefine(Meta_Vector & wordVector, size_t index)
{
int step = CHECK_SPACE;
int curLine = wordVector[index].line;
int defineType;
for(size_t i=index+2; i < wordVector.size(); i++) {
Meta_Struct meta = wordVector[i];
if (meta.line != curLine)
break;
if (meta.type == TYPE_SPECIAL && meta.data.chr[0] == '/') {
int commentType;
int ret = handleSlash(wordVector, i, commentType);
if (ret > 0) {
if (wordVector[i-1].line == meta.line && wordVector[i-1].type == TYPE_SPACE &&
wordVector[i+ret+1].line == meta.line && wordVector[i+ret+1].type == TYPE_SPACE)
ret++;
i += ret;
// printf("skip %d after comment\n", ret);
continue;
}
}
#define CHECK_TYPE(_type) \
if (meta.type != _type) { \
printf("[%d]expect type %s after \"#define\", but actually type is %d(%s)\n", \
meta.pos, getTypeName(_type), meta.type, getTypeName(meta.type)); \
return -DEFINE_FMT_ERROR; \
}
switch (step) {
case CHECK_SPACE:
CHECK_TYPE(TYPE_SPACE);
step = CHECK_WORD;
break;
case CHECK_WORD:
CHECK_TYPE(TYPE_WORD);
printf("define name is: %s\n", meta.data.str);
step = CHECK_TYPE;
break;
case CHECK_TYPE:
if (meta.type == TYPE_SPACE) {
printf("define type is constant\n");
defineType = TYPE_CONSTANT;
}
else if (meta.type == TYPE_SPECIAL && meta.data.chr[0] == '(') {
printf("define type is function\n");
defineType = TYPE_FUNCTION;
}
else {
printf("define type error\n");
return -1;
}
step = CHECK_NONE;
break;
}
}
return 0;
char defineStr[1024] = {'\0'};
int defineStrLen = 0;
bool addSpace = false;
// #define A
if (index + 3 >= wordVector.size() || wordVector[index+3].line != curLine){
restoreLine(wordVector, index, defineStr);
printf("Line %d is not a full define statement:%s\n", curLine, defineStr);
return 0;
}
if (wordVector[index+4].line != curLine) {
if (wordVector[index+3].type == TYPE_WORD)
printf("Line %d is a NULL constant define: %s\n", curLine,
wordVector[index+3].data.str);
else {
restoreLine(wordVector, index, defineStr);
printf("Line %d is not a valid NULL constant define statement:%s\n",
curLine, defineStr);
}
return 0;
}
else{
if (wordVector[index+4].data.chr[0] == '('){
defineType = TYPE_FUNCTION;
}
else if (wordVector[index+4].type == TYPE_SPACE){
defineType = TYPE_CONSTANT;
}
else{
restoreLine(wordVector, index, defineStr);
printf("Line %d is not a valid define statement:%s\n", curLine, defineStr);
return 0;
}
}
if (defineType == TYPE_CONSTANT){
bool isLineComment = false;
// skip '#', "define", space, constant define and space
for(size_t i=index+5; i < wordVector.size(); i++)
{
Meta_Struct meta = wordVector[i];
if (meta.line != curLine)
break;
if (isLineComment) {
isLineComment = false;
if (meta.data.chr[0] == '/'){
// printf("comment occurs at pos %d\n", meta.pos);
defineStrLen--;
defineStr[defineStrLen] = '\0';
break;
}
}
if (meta.data.chr[0] == '\\'){
if (wordVector[i-1].type == TYPE_SPECIAL && wordVector[i-1].data.chr[0] == '\\'){
// printf("it's already escaped with this slash.\n");
}
else {
bool nextline = false;
char escapeChar = '\0';
handleBackSlash(wordVector, i, nextline, escapeChar);
}
}
if (meta.data.chr[0] == '/'){
isLineComment = true;
}
if (meta.type == TYPE_SPACE){
if (addSpace == false) {
addSpace = true;
}
}
else{
if (addSpace == true) {
addSpace = false;
strcat(defineStr, wordVector[i-1].data.str);
defineStrLen += wordVector[i-1].len;
}
if (meta.type == TYPE_WORD)
strcat(defineStr, meta.data.str);
else
strcat(defineStr, meta.data.chr);
defineStrLen += meta.len;
}
}
if (defineStrLen == 0)
printf("Line %d is a NULL constant define: %s\n", curLine,
wordVector[index+3].data.str);
else
printf("Line %d is a constant define: %s, value is %s, len is %d\n", curLine,
wordVector[index+3].data.str, defineStr, defineStrLen);
}
else{
// restoreLine(wordVector, index, defineStr);
// printf("%s\n", defineStr);
bool needNextLine = false;
// skip '#', "define", space, function define and ()
for(size_t i=index+3; i < wordVector.size(); i++) {
Meta_Struct meta = wordVector[i];
if (meta.line != curLine){
if (needNextLine){
curLine = meta.line;
needNextLine = false;
}
else
break;
}
if (meta.type == TYPE_SPACE){
if (addSpace == false) {
addSpace = true;
}
}
else{
if (addSpace == true) {
addSpace = false;
strcat(defineStr, wordVector[i-1].data.str);
defineStrLen += wordVector[i-1].len;
}
if (meta.type == TYPE_WORD)
strcat(defineStr, meta.data.str);
else{
if (meta.data.chr[0] == '\\'){
strcat(defineStr, "\n");
needNextLine = true;
}
else
strcat(defineStr, meta.data.chr);
}
defineStrLen += meta.len;
}
}
printf("Line %d is a function define:\n%s\n", curLine, defineStr);
}
return 0;
}
