bool
DictConv::parseLine(char* buf,
char* word_buf,
std::string& syls)
{
/* ignore the empty lines and comment lines */
if (*buf == '\n' || *buf == '#')
return false;
char* p = (char*)skipSpace(buf);
char* t = (char*)skipNonSpace(p);
while (p < t) *word_buf++ = *p++;
*word_buf = 0;
p = (char*)skipSpace(p);
t = (char*)skipNonSpace(p);
if (*t)
*t++ = 0;
p = (char*)skipSpace(t);
t = (char*)skipNonSpace(p);
if (*t)
*t++ = 0;
syls.assign(p);
return true;
}
static void processIC_H( char *fname )
{
char *p;
char *ok;
char *ic_start;
unsigned ic_idx;
file = fname;
line = 0;
ic_idx = NO_IDX;
for(;;) {
ok = fgets( buff, sizeof(buff), ic_h );
if( ok == NULL ) break;
++line;
p = skipSpace( buff );
if( memcmp( p, "//", 2 ) == 0 ) {
continue;
}
ic_start = strstr( p, "IC(" );
if( ic_start != NULL ) {
p = skipNonSpace( ic_start );
p = skipSpace( p );
ic_idx = whatICAmI( p );
continue;
}
if( ic_idx != NO_IDX ) {
if( buff[0] == '#' ) {
addName( icPreProcTable, ic_idx, buff );
}
}
}
}
int main (int argc, char *argv[]) {
if (argc != 2) {
std::cout << "Usage: ./numerics inputFileName" << std::endl;
return EXIT_SUCCESS;
}
std::string line;
Functions * functions = new Functions();
std::fstream f(argv[1]);
while (std::getline(f, line)) {
std::size_t pos = 0;
if ((pos = line.find("define")) != std::string::npos) {
parse(line, functions);
}
else if (((pos = line.find("evaluate")) != std::string::npos)) {
//compute the value of a function
double res = evaluate(line, functions);
printEval(line, res);
}
else if (((pos = line.find("numint")) != std::string::npos)) {
pos += 6;
skipSpace(line, pos);
std::string s = line.substr(pos);
double res = integeral(s, functions);
printInte(line, res);
}
else if (((pos = line.find("mcint")) != std::string::npos)) {
pos += 5;
skipSpace(line, pos);
std::string s = line.substr(pos);
double res = mcint(s, functions);
printMcint(line, res);
}
else if (((pos = line.find("max")) != std::string::npos)) {
pos += 3;
skipSpace(line, pos);
std::string s = line.substr(pos);
double res = gradAsc(s, functions, 0);
printGrad(line, res, 0);
}
else if (((pos = line.find("min")) != std::string::npos)) {
//std::cout << "This is a Gradient Descent" << std::endl;
pos += 3;
skipSpace(line, pos);
std::string s = line.substr(pos);
double res = gradAsc(s, functions, 1);
printGrad(line, res, 1);
}
else if (((pos = line.find("exit")) != std::string::npos)) {
delete functions;
f.close();
return EXIT_SUCCESS;
}
}
delete functions;
f.close();
return EXIT_SUCCESS;
}
static void findFalconTags (void)
{
vString *name = vStringNew ();
const unsigned char *line;
while ((line = fileReadLine ()) != NULL)
{
const unsigned char *cp = line;
if (*cp == '#')
continue;
if (strncmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp += 8;
cp = skipSpace (cp);
while (isIdentifierChar ((int) *cp))
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, FalconKinds, K_FUNCTION);
vStringClear (name);
}
else if (strncmp ((const char*) cp, "class", (size_t) 5) == 0)
{
cp += 5;
cp = skipSpace (cp);
while (isIdentifierChar ((int) *cp))
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, FalconKinds, K_CLASS);
vStringClear (name);
}
else if (strncmp ((const char*) cp, "load", (size_t) 4) == 0)
{
cp += 4;
cp = skipSpace (cp);
while (isIdentifierChar ((int) *cp))
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, FalconKinds, K_NAMESPACE);
vStringClear (name);
}
}
vStringDelete (name);
}
static void scanSource( char *fname )
{
char *mask_id;
char *ok;
char *t;
char *p;
char *s;
char c;
int begin_found;
unsigned ic_idx;
file = fname;
line = 0;
begin_found = 0;
mask_id = NULL;
for(;;) {
ok = fgets( buff, sizeof(buff), src_c );
if( ok == NULL ) break;
++line;
if( begin_found ) {
t = strstr( buff, "// ICMASK END" );
if( t != NULL ) {
begin_found = 0;
continue;
}
p = skipSpace( buff );
if( memcmp( p, "case", 4 ) == 0 ) {
p = skipNonSpace( p );
p = skipSpace( p );
if( memcmp( p, "IC_", 3 ) == 0 ) {
ic_idx = whatICAmI( p );
addName( icMaskTable, ic_idx, mask_id );
}
}
} else {
t = strstr( buff, "// ICMASK BEGIN" );
if( t != NULL ) {
p = skipNonSpace( t );
p = skipSpace( p );
p = skipNonSpace( p );
p = skipSpace( p );
p = skipNonSpace( p );
p = skipSpace( p );
s = p;
p = skipMacroName( p );
c = *p;
*p = '\0';
mask_id = strdup( s );
*p = c;
begin_found = 1;
}
}
}
if( begin_found ) {
fail( "// ICMASK BEGIN found without matching // ICMASK END\n" );
}
}
int getWall(char **line) {
char arg[3];
char *start, *end;
start = skipSpace(*line);
end = findFirstSpace(start);
copyString(arg, start, end);
*line = skipSpace(end);
return (atoi(arg));
}
TTemplatizerToken getToken(CTemplatizerParser& t, bool skipspc, std::string* value = NULL)
{
if (skipspc)
t = skipSpace(t);
if (!t.isValid())
return Unknown;
uint i;
CTemplatizerParser result;
for (i=0; i<sizeof(SimpleTokens)/sizeof(SimpleTokens[0]); ++i)
{
result = match(SimpleTokens[i].Text, t);
if (result.isValid())
{
t = result;
return SimpleTokens[i].Token;
}
}
if (isalpha(*t))
{
TTemplatizerToken retToken = Identifier;
if (value != NULL)
*value = "";
do
{
while (isalpha(*t))
{
if (value != NULL)
*value += *t;
++t;
}
t = skipSpace(t);
if (*t != EnvSeparator)
break;
retToken = ListIdentifier;
if (value != NULL)
*value += *t;
++t;
}
while (true);
return retToken;
}
return Unknown;
}
bool convert(const String &input, LONGLONG &outResult, size_t size, bool ignoreWhiteSpace, size_t base)
{
ZS_THROW_INVALID_USAGE_IF((0 == size) || (size > sizeof(QWORD)))
CSTR str = input;
if (NULL == str)
return false;
if (ignoreWhiteSpace)
skipSpace(str);
bool hadSign = false;
bool positive = isPositive(str, hadSign);
base = shouldForceBase(str, base, hadSign);
LONGLONG result = 0;
BYTE digit = 0;
if (positive) {
while ((digit = gDigitToValue[*str]) < base) {
LONGLONG lastResult = result;
result *= base;
result += static_cast<LONGLONG>(digit);
if (result < lastResult)
return false; // value had to flip
++str;
}
if (result > gMaxLongLongs[size-1])
return false;
} else {
while ((digit = gDigitToValue[*str]) < base) {
LONGLONG lastResult = result;
result *= base;
result -= static_cast<LONGLONG>(digit);
if (lastResult < result)
return false; // value had to flip
++str;
}
if (result < static_cast<LONGLONG>(gMinLongLongs[size-1]))
return false;
}
if (ignoreWhiteSpace)
skipSpace(str);
if (0 != *str)
return false;
outResult = result;
return true;
}
static void findSmlTags (void)
{
vString *const identifier = vStringNew ();
const unsigned char *line;
smlKind lastTag = K_NONE;
while ((line = fileReadLine ()) != NULL)
{
const unsigned char *cp = skipSpace (line);
do
{
smlKind foundTag;
if (CommentLevel != 0)
{
cp = (const unsigned char *) strstr ((const char *) cp, "*)");
if (cp == NULL)
continue;
else
{
--CommentLevel;
cp += 2;
}
}
foundTag = findNextIdentifier (&cp);
if (foundTag != K_NONE)
{
cp = skipSpace (cp);
cp = parseIdentifier (cp, identifier);
if (foundTag == K_AND)
{
if (lastTag != K_NONE)
makeSmlTag (lastTag, identifier);
}
else
{
makeSmlTag (foundTag, identifier);
lastTag = foundTag;
}
}
if (strstr ((const char *) cp, "(*") != NULL)
{
cp += 2;
cp = (const unsigned char *) strstr ((const char *) cp, "*)");
if (cp == NULL)
++CommentLevel;
}
} while (cp != NULL && strcmp ((const char *) cp, "") != 0);
}
vStringDelete (identifier);
}
/*
* pStart - pointer to first char of function name
* pEnd1 - pointer to (last + 1) char of function name
*/
bool isFunctionNameInCode(char *pStart, char *pEnd1) {
char *p;
p = skipSpace(pStart - 1, false);
if (*p == '(' || *p == ')')
return true;
p = skipSpace(pEnd1);
if (*p == '(' || *p == ')')
return true;
return false;
}
bool extractAttributes(char **ptr, Attribute *a)
{
// Find attribute name.
{
skipSpace(ptr);
a->name = *ptr;
findSpaceOrChar(ptr, '=');
if (**ptr == '\0')
return false;
**ptr = '\0';
++(*ptr);
}
// Find attribute value.
{
findCharAOrB(ptr, '\'', '\"');
const char quot = **ptr;
skipOne(ptr);
a->value = *ptr;
findChar(ptr, quot);
if (**ptr == '\0')
return false;
**ptr = '\0';
++(*ptr);
}
return true;
}
void LS_Surface::ReadObj(const char* filename, float scale)
{
Reset();
#ifdef _CRT_SECURE_NO_WARNINGS
FILE* fp = fopen(filename, "r");
int v_index = 0, f_index = 0;
#else
FILE* fp;
fopen_s(&fp, filename, "r");
int v_index = 0, f_index = 0;
#endif
if(!fp)
{
printf("open %s failed\n", filename);
exit(0);
}
char str[256];
while(!feof(fp))
{
fgets(str, 255, fp);
int i = skipSpace(str);
if(i == -1 || str[i] == '\n' || str[i] == '#')
continue;
if(str[i] == 'v')
{
//LSPoint p;
v_index++;
if(isInVertexIndex(v_index-1))
continue;
LS_Vertex* v = new LS_Vertex();
#ifdef _CRT_SECURE_NO_WARNINGS
sscanf(str+i+1, "%lf%lf%lf", &v->pos[0], &v->pos[1], &v->pos[2]);
#else
sscanf_s(str+i+1, "%lf%lf%lf", &v->pos[0], &v->pos[1], &v->pos[2]);
#endif
v->pos[0] *= scale;
v->pos[1] *= scale;
v->pos[2] *= scale;
vertices.push_back(v);
v->creationLevel = subdivisionLevel;
v->m_index = vertices.size();
}
else if(str[i] = 'f')
{
f_index++;
if(isInFaceIndex(f_index-1))
continue;
int v1, v2, v3;
#ifdef _CRT_SECURE_NO_WARNINGS
sscanf(str+i+1, "%d%d%d", &v1, &v2, &v3);
#else
sscanf_s(str+i+1, "%d%d%d", &v1, &v2, &v3);
#endif
AddFaceOfIndex(toNewIndex(v1-1), toNewIndex(v2-1), toNewIndex(v3-1));
//AddFaceOfIndex(v1-1, v2-1, v3-1);
}
}
fclose(fp);
}
bool isForEnd(char *buf){
skipSpace(&buf);
if(buf[0] == '}'){
return true;
}
return false;
}
/*
* 简单判断是否是变量定义，只是判断开始是否为数据类型
*/
bool isVariableDef(char * buf){
skipSpace(&buf);
if(isDataType(buf) == true){
return true;
}
return false;
}
float parseFloat(const char* str, size_t& pos)
{
skipSpace(str,pos);
size_t begin = pos;
while (isdigit(str[pos]) || str[pos] == '.') pos++;
return atof(str+begin);
}
/*
* Evaluate string (string replacement)
*/
std::string CTemplatizerEnv::eval(const std::string& text)
{
std::string res;
const char* ptr = text.c_str();
while (*ptr != '\0')
{
if (ptr[0] == '$' && ptr[1] == '(')
{
ptr += 2;
std::string var;
ptr = skipSpace(ptr);
while (isalpha(*ptr) || *ptr == '/' || *ptr == '.')
var += *(ptr++);
while (*ptr != '\0' && *ptr != ')')
++ptr;
if (*ptr == ')')
++ptr;
res += get(var);
}
else if (*ptr != '\r')
{
res += *(ptr++);
}
}
return res;
}
static void splitIntoWords( void ) {
MSGSYM *m;
WORD *w;
WORDREF *r;
WORDREF **a;
char *p;
for( m = messageSyms; m != NULL; m = m->next ) {
p = m->lang_txt[LANG_English];
a = &(m->words);
for(;;) {
if( p[0] && isspace( p[0] ) && isspace( p[1] ) ) {
errorLocn( m->fname, m->line, "MSGSYM %s text has too many blanks '%s'\n",
m->name, p );
}
p = skipSpace( p );
if( *p == '\0' ) break;
p = skipNonSpace( word, p );
w = addWord( m );
r = malloc( sizeof( *r ) );
r->word = w;
r->next = NULL;
*a = r;
a = &(r->next);
}
}
}
/*
* Directives are of the form:
* -module(foo)
* -define(foo, bar)
* -record(graph, {vtab = notable, cyclic = true}).
* -type some_type() :: any().
* -opaque some_opaque_type() :: any().
*/
static void parseDirective (const unsigned char *cp, vString *const module)
{
/*
* A directive will be either a record definition or a directive.
* Record definitions are handled separately
*/
vString *const directive = vStringNew ();
const char *const drtv = vStringValue (directive);
cp = parseIdentifier (cp, directive);
cp = skipSpace (cp);
if (*cp == '(')
++cp;
if (strcmp (drtv, "record") == 0)
parseSimpleTag (cp, K_RECORD);
else if (strcmp (drtv, "define") == 0)
parseSimpleTag (cp, K_MACRO);
else if (strcmp (drtv, "type") == 0)
parseSimpleTag (cp, K_TYPE);
else if (strcmp (drtv, "opaque") == 0)
parseSimpleTag (cp, K_TYPE);
else if (strcmp (drtv, "module") == 0)
parseModuleTag (cp, module);
/* Otherwise, it was an import, export, etc. */
vStringDelete (directive);
}
int mp::HTMLParser::Rep::tagAttrs(HTMLParserEvent &event,
const char *name, int len,
const char *cp)
{
int i = skipSpace(cp);
while (cp[i] && !strchr("/><", cp[i]))
{
const char *attr_name = cp + i;
int attr_len;
const char *value;
int val_len;
int tr;
char x[2];
int nor = skipAttribute(event, cp+i, &attr_len, &value, &val_len, &tr);
if (!nor)
break;
i += nor;
x[0] = tr;
x[1] = 0;
if (m_verbose)
{
printf("------ attr %.*s", attr_len, attr_name);
if (value)
printf("=%.*s", val_len, value);
printf("\n");
}
event.attribute(name, len, attr_name, attr_len, value, val_len, x);
}
return i;
}
QPair<QStringRef,QStringRef> QDeclarativeStyledTextPrivate::parseAttribute(const QChar *&ch, const QString &textIn)
{
skipSpace(ch);
int attrStart = ch - textIn.constData();
int attrLength = 0;
while (!ch->isNull()) {
if (*ch == greaterThan) {
break;
} else if (*ch == equals) {
++ch;
if (*ch != singleQuote && *ch != doubleQuote) {
while (*ch != greaterThan && !ch->isNull())
++ch;
break;
}
++ch;
if (!attrLength)
break;
QStringRef attr(&textIn, attrStart, attrLength);
QStringRef val = parseValue(ch, textIn);
if (!val.isEmpty())
return QPair<QStringRef,QStringRef>(attr,val);
break;
} else {
++attrLength;
}
++ch;
}
return QPair<QStringRef,QStringRef>();
}
std::string parseIdentifier(const char* str, size_t& pos)
{
skipSpace(str,pos);
size_t begin = pos;
while (isalnum(str[pos]) || str[pos] == '_' || str[pos] == '.') pos++;
return std::string(str+begin,str+pos);
}
bool QDeclarativeStyledTextPrivate::parseCloseTag(const QChar *&ch, const QString &textIn)
{
skipSpace(ch);
int tagStart = ch - textIn.constData();
int tagLength = 0;
while (!ch->isNull()) {
if (*ch == greaterThan) {
QStringRef tag(&textIn, tagStart, tagLength);
const QChar char0 = tag.at(0);
if (char0 == QLatin1Char('b')) {
if (tagLength == 1)
return true;
else if (tag.at(1) == QLatin1Char('r') && tagLength == 2)
return true;
} else if (char0 == QLatin1Char('i')) {
if (tagLength == 1)
return true;
} else if (tag == QLatin1String("font")) {
return true;
}
return false;
} else if (!ch->isSpace()){
tagLength++;
}
++ch;
}
return false;
}
int parseInt(const char* str, size_t& pos)
{
skipSpace(str,pos);
size_t begin = pos;
while (isdigit(str[pos])) pos++;
return atoi(str+begin);
}
vec Board::inputVec(){
vec def(-1, -1);
char* line = NULL;
//size_t len = 0;
if(turn){
printf("white's turn : please input a vector (devided by ','): ");
}
else{
printf("black's turn : please input a vector (devided by ','): ");
}
/*if(getline(&line, &len, stdin) == -1){
fprintf(stderr, "get line %s error!\n", line);
exit(1);
}*/
char* startp = line;
char* endp;
long num1 = strtol(startp, &endp, 10);
if(endp == startp){
fprintf(stderr, "no first number!\n");
exit(1);
}
skipSpace(endp);
endp++; // skip ','
startp = endp;
long num2 = strtol(startp, &endp, 10);
if(endp == startp){
fprintf(stderr, "no second number!\n");
exit(1);
}
free(line);
def.x = int(num1);
def.y = int(num2);
return def;
}
bool TScanner::nextToken()
{
skipSpace();
tokenCol=current-lineStart;
tokenLine=line;
if(current>=condition.length()){
token=TToken::FILE_END;
tokenText="";
return false;
}
QChar l_ch=condition.at(current);
if(l_ch=='"'||l_ch=='\''){
return parseString(l_ch);
} else if((l_ch>='a' && l_ch <='z') ||(l_ch>='A' && l_ch<='Z') || l_ch=='_'){
return parseIdent();
}
token=TToken::CHAR;
tokenText=l_ch;
current++;
if(l_ch=='='){
token=TToken::COND_EQUAL;
} else if(l_ch=='>'){
token=TToken::COND_BIGGER;
if(current<condition.length()){
if(condition.at(current)=='='){
token=TToken::COND_BE;
tokenText=">=";
current++;
}
}
} else if(l_ch=='<'){
token=TToken::COND_SMALLER;
if(current<condition.length()){
if(condition.at(current)=='='){
token=TToken::COND_SE;
tokenText="<=";
current++;
}
}
} else if(l_ch=='!'){
token=TToken::COND_NOT;
if(current<condition.length()){
if(condition.at(current)=='='){
token=TToken::COND_NE;
tokenText="!=";
current++;
}
}
} else if(l_ch=='('){
token=TToken::HOOK_L;
} else if(l_ch==')'){
token=TToken::HOOK_R;
}
return false;
}
const std::string XSingleSource::getToSeparator(const char separator)
{
skipSpace();
std::string result;
while (!isSeparator() && !isSpace() && *m_iterator != separator)
result += *m_iterator++;
return result;
}
const std::string XSingleSource::get(const char separator1, const char separator2)
{
skipSpace();
std::string result;
while (*m_iterator != separator1 && *m_iterator != separator2)
result += *m_iterator++;
return result;
}
static SECStatus
scanTag(const char **pbp, const char *endptr, char *tagBuf, int tagBufSize)
{
const char *bp;
char *tagBufp;
int taglen;
PORT_Assert(tagBufSize > 0);
/* skip optional leading space */
skipSpace(pbp, endptr);
if (*pbp == endptr) {
/* nothing left */
return SECFailure;
}
/* fill tagBuf */
taglen = 0;
bp = *pbp;
tagBufp = tagBuf;
while (bp < endptr && !OPTIONAL_SPACE(*bp) && (*bp != C_EQUAL)) {
if (++taglen >= tagBufSize) {
*pbp = bp;
return SECFailure;
}
*tagBufp++ = *bp++;
}
/* null-terminate tagBuf -- guaranteed at least one space left */
*tagBufp++ = 0;
*pbp = bp;
/* skip trailing spaces till we hit something - should be an equal sign */
skipSpace(pbp, endptr);
if (*pbp == endptr) {
/* nothing left */
return SECFailure;
}
if (**pbp != C_EQUAL) {
/* should be an equal sign */
return SECFailure;
}
/* skip over the equal sign */
(*pbp)++;
return SECSuccess;
}
void MazeParser::parseTexture(int count, char *line)
{
char *start, *end;
char tex_name[MAX_LINE_SIZE];
char arg[MAX_LINE_SIZE];
end = findFirstSpace(line);
copyString(arg, line, end);
end = skipSpace(end);
start = skipSpace(end);
end = findFirstSpace(start);
copyString(tex_name, start, end);
scene->addTexture( new Texture(tex_name) );
return;
}
/*
* 解析变量定义,处理最简单的情况,只处理合理的变量定义
*/
void doVariableParse(char *buf){
skipSpace(&buf);
while(*buf != ' ') buf++;
skipSpace(&buf);
char * pCur = buf;
while(*pCur != ' ' && *pCur != '=') pCur++;
char var[16];
memset(var,0,16);
strncpy(var,buf,pCur-buf);
printf("The var name is %s\n",var);
while(*pCur != '=') pCur++;
buf = ++pCur;
skipSpace(&buf);
pCur = buf;
while(*pCur != ';' && *pCur != ' ') pCur++;
strncpy(var,buf,pCur-buf);
printf("The chushibianling is %s\n",var);
}