C++ LEAD_CASE函数代码示例

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本文整理汇总了C++中LEAD_CASE函数的典型用法代码示例。如果您正苦于以下问题：C++ LEAD_CASE函数的具体用法？C++ LEAD_CASE怎么用？C++ LEAD_CASE使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了LEAD_CASE函数的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: PREFIX

static int PTRFASTCALL
PREFIX(nameLength)(const ENCODING *enc, const char *ptr)
{
  const char *start = ptr;
  for (;;) {
    switch (BYTE_TYPE(enc, ptr)) {
#define LEAD_CASE(n) \
    case BT_LEAD ## n: ptr += n; break;
    LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
#undef LEAD_CASE
    case BT_NONASCII:
    case BT_NMSTRT:
#ifdef XML_NS
    case BT_COLON:
#endif
    case BT_HEX:
    case BT_DIGIT:
    case BT_NAME:
    case BT_MINUS:
      ptr += MINBPC(enc);
      break;
    default:
      return ptr - start;
    }
  }
}

开发者ID:Ashod，项目名称:Phalanger，代码行数:26，代码来源:xmltok_impl.cpp

示例2: PREFIX

static
int PREFIX(sameName)(const ENCODING *enc, const char *ptr1, const char *ptr2)
{
  for (;;) {
    switch (BYTE_TYPE(enc, ptr1)) {
#define LEAD_CASE(n) \
    case BT_LEAD ## n: \
      if (*ptr1++ != *ptr2++) \
	return 0;
    LEAD_CASE(4) LEAD_CASE(3) LEAD_CASE(2)
#undef LEAD_CASE
      /* fall through */
      if (*ptr1++ != *ptr2++)
	return 0;
      break;
    case BT_NONASCII:
    case BT_NMSTRT:
    case BT_HEX:
    case BT_DIGIT:
    case BT_NAME:
    case BT_MINUS:
      if (*ptr2++ != *ptr1++)
	return 0;
#if MINBPC > 1
      if (*ptr2++ != *ptr1++)
	return 0;
#if MINBPC > 2
      if (*ptr2++ != *ptr1++)
	return 0;
#if MINBPC > 3
      if (*ptr2++ != *ptr1++)
	return 0;
#endif
#endif
#endif
      break;
    default:
#if MINBPC == 1
      if (*ptr1 == *ptr2)
	return 1;
#endif
      switch (BYTE_TYPE(enc, ptr2)) {
      case BT_LEAD2:
      case BT_LEAD3:
      case BT_LEAD4:
      case BT_NONASCII:
      case BT_NMSTRT:
      case BT_HEX:
      case BT_DIGIT:
      case BT_NAME:
      case BT_MINUS:
	return 0;
      default:
	return 1;
      }
    }
  }
  /* not reached */
}

开发者ID:ChakaZulu，项目名称:my_tuxbox_apps，代码行数:59，代码来源:xmltimpl.c

示例3: PREFIX

static int PTRCALL
PREFIX(entityValueTok)(const ENCODING *enc, const char *ptr,
                       const char *end, const char **nextTokPtr)
{
  const char *start;
  if (ptr == end)
    return XML_TOK_NONE;
  start = ptr;
  while (ptr != end) {
    switch (BYTE_TYPE(enc, ptr)) {
#define LEAD_CASE(n) \
    case BT_LEAD ## n: ptr += n; break;
    LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
#undef LEAD_CASE
    case BT_AMP:
      if (ptr == start)
        return PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_PERCNT:
      if (ptr == start) {
        int tok =  PREFIX(scanPercent)(enc, ptr + MINBPC(enc),
                                       end, nextTokPtr);
        return ((tok == XML_TOK_PERCENT || tok == -XML_TOK_PERCENT)
                ? XML_TOK_INVALID : tok);
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_LF:
      if (ptr == start) {
        *nextTokPtr = ptr + MINBPC(enc);
        return XML_TOK_DATA_NEWLINE;
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_CR:
      if (ptr == start) {
        ptr += MINBPC(enc);
        if (ptr == end)
          return XML_TOK_TRAILING_CR;
        if (BYTE_TYPE(enc, ptr) == BT_LF)
          ptr += MINBPC(enc);
        *nextTokPtr = ptr;
        return XML_TOK_DATA_NEWLINE;
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    default:
      ptr += MINBPC(enc);
      break;
    }
  }
  *nextTokPtr = ptr;
  return XML_TOK_DATA_CHARS;
}

开发者ID:H1d3r，项目名称:binary_blobs，代码行数:55，代码来源:xmltok_impl.c

示例4: PREFIX

static int PTRCALL
PREFIX (getAtts) (const ENCODING * enc, const char *ptr, int attsMax, ATTRIBUTE * atts) {
    enum { other, inName, inValue } state = inName;
    int nAtts = 0;
    int open = 0;               /* defined when state == inValue;
                                   initialization just to shut up compilers */

    for (ptr += MINBPC (enc);; ptr += MINBPC (enc)) {
        switch (BYTE_TYPE (enc, ptr)) {

#define START_NAME \
      if (state == other) { \
        if (nAtts < attsMax) { \
          atts[nAtts].name = ptr; \
          atts[nAtts].normalized = 1; \
        } \
        state = inName; \
      }

#define LEAD_CASE(n) \
    case BT_LEAD ## n: START_NAME ptr += (n - MINBPC(enc)); break;
            LEAD_CASE (2) LEAD_CASE (3) LEAD_CASE (4)
#undef LEAD_CASE
        case BT_NONASCII:
        case BT_NMSTRT:
        case BT_HEX:
            START_NAME break;
#undef START_NAME
        case BT_QUOT:
            if (state != inValue) {
                if (nAtts < attsMax)
                    atts[nAtts].valuePtr = ptr + MINBPC (enc);
                state = inValue;
                open = BT_QUOT;
            } else if (open == BT_QUOT) {
                state = other;
                if (nAtts < attsMax)
                    atts[nAtts].valueEnd = ptr;
                nAtts++;
            }
            break;
        case BT_APOS:
            if (state != inValue) {
                if (nAtts < attsMax)
                    atts[nAtts].valuePtr = ptr + MINBPC (enc);
                state = inValue;
                open = BT_APOS;
            } else if (open == BT_APOS) {
                state = other;
                if (nAtts < attsMax)
                    atts[nAtts].valueEnd = ptr;
                nAtts++;
            }
            break;
        case BT_AMP:
            if (nAtts < attsMax)
                atts[nAtts].normalized = 0;
            break;
        case BT_S:
            if (state == inName)
                state = other;
            else if (state == inValue
                     && nAtts < attsMax
                     && atts[nAtts].normalized
                     && (ptr == atts[nAtts].valuePtr
                         || BYTE_TO_ASCII (enc, ptr) != ASCII_SPACE
                         || BYTE_TO_ASCII (enc, ptr + MINBPC (enc)) == ASCII_SPACE
                         || BYTE_TYPE (enc, ptr + MINBPC (enc)) == open))
                atts[nAtts].normalized = 0;
            break;
        case BT_CR:
        case BT_LF:
            /* This case ensures that the first attribute name is counted
               Apart from that we could just change state on the quote. */
            if (state == inName)
                state = other;
            else if (state == inValue && nAtts < attsMax)
                atts[nAtts].normalized = 0;
            break;
        case BT_GT:
        case BT_SOL:
            if (state != inValue)
                return nAtts;
            break;
        default:
            break;
        }
    }
    /* not reached */
}

开发者ID:kinglulu，项目名称:librsvg，代码行数:90，代码来源:rsvg-css.c

示例5: PREFIX

static int PTRCALL
PREFIX(entityValueTok)(const ENCODING *enc, const char *ptr,
                       const char *end, const char **nextTokPtr)
{
  const char *start;
  if (ptr >= end)
    return XML_TOK_NONE;
  else if (! HAS_CHAR(enc, ptr, end)) {
    /* This line cannot be executed.  The incoming data has already
     * been tokenized once, so incomplete characters like this have
     * already been eliminated from the input.  Retaining the paranoia
     * check is still valuable, however.
     */
    return XML_TOK_PARTIAL; /* LCOV_EXCL_LINE */
  }
  start = ptr;
  while (HAS_CHAR(enc, ptr, end)) {
    switch (BYTE_TYPE(enc, ptr)) {
#define LEAD_CASE(n) \
    case BT_LEAD ## n: ptr += n; break;
    LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
#undef LEAD_CASE
    case BT_AMP:
      if (ptr == start)
        return PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_PERCNT:
      if (ptr == start) {
        int tok =  PREFIX(scanPercent)(enc, ptr + MINBPC(enc),
                                       end, nextTokPtr);
        return (tok == XML_TOK_PERCENT) ? XML_TOK_INVALID : tok;
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_LF:
      if (ptr == start) {
        *nextTokPtr = ptr + MINBPC(enc);
        return XML_TOK_DATA_NEWLINE;
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    case BT_CR:
      if (ptr == start) {
        ptr += MINBPC(enc);
        if (! HAS_CHAR(enc, ptr, end))
          return XML_TOK_TRAILING_CR;
        if (BYTE_TYPE(enc, ptr) == BT_LF)
          ptr += MINBPC(enc);
        *nextTokPtr = ptr;
        return XML_TOK_DATA_NEWLINE;
      }
      *nextTokPtr = ptr;
      return XML_TOK_DATA_CHARS;
    default:
      ptr += MINBPC(enc);
      break;
    }
  }
  *nextTokPtr = ptr;
  return XML_TOK_DATA_CHARS;
}

开发者ID:RTEMS，项目名称:rtems-libbsd，代码行数:62，代码来源:xmltok_impl.c

注：本文中的LEAD_CASE函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。