cpplexer.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

        case 's':
        if (m_buffer[m_ptr+1] == 'h' &&
            m_buffer[m_ptr+2] == 'o' &&
            m_buffer[m_ptr+3] == 'r' &&
            m_buffer[m_ptr+4] == 't')
        {
            *kind = Token_short;
            return;
        }
        if (m_buffer[m_ptr+1] == 'l' &&
            m_buffer[m_ptr+2] == 'o' &&
            m_buffer[m_ptr+3] == 't' &&
            m_buffer[m_ptr+4] == 's')
        {
            *kind = Token_slots;
            return;
        }
        break;

        case 'u':
        if (m_buffer[m_ptr+1] == 'n' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 'o' &&
            m_buffer[m_ptr+4] == 'n')
        {
            *kind = Token_union;
            return;
        }
        if (m_buffer[m_ptr+1] == 's' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 'n' &&
            m_buffer[m_ptr+4] == 'g')
        {
            *kind = Token_using;
            return;
        }
        break;

        case 't':
        if (m_buffer[m_ptr+1] == 'h' &&
            m_buffer[m_ptr+2] == 'r' &&
            m_buffer[m_ptr+3] == 'o' &&
            m_buffer[m_ptr+4] == 'w')
        {
            *kind = Token_throw;
            return;
        }
        break;

        case 'w':
        if (m_buffer[m_ptr+1] == 'h' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 'l' &&
            m_buffer[m_ptr+4] == 'e')
        {
            *kind = Token_while;
            return;
        }
        break;

    }
    *kind = Token_identifier;
}

void CppLexer::scanKeyword6(int *kind)
{
    switch (m_buffer[m_ptr]) {
        case 'a':
        if (m_buffer[m_ptr+1] == 'n' &&
            m_buffer[m_ptr+2] == 'd' &&
            m_buffer[m_ptr+3] == '_' &&
            m_buffer[m_ptr+4] == 'e' &&
            m_buffer[m_ptr+5] == 'q')
        {
            *kind = Token_and_eq;
            return;
        }
        break;

        case 'b':
        if (m_buffer[m_ptr+1] == 'i' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == 'a' &&
            m_buffer[m_ptr+4] == 'n' &&
            m_buffer[m_ptr+5] == 'd')
        {
            *kind = Token_bitand;
            return;
        }
        break;

        case 'e':
        if (m_buffer[m_ptr+1] == 'x' &&
            m_buffer[m_ptr+2] == 'p' &&
            m_buffer[m_ptr+3] == 'o' &&
            m_buffer[m_ptr+4] == 'r' &&
            m_buffer[m_ptr+5] == 't')
        {
            *kind = Token_export;
            return;
        }
        if (m_buffer[m_ptr+1] == 'x' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 'r' &&
            m_buffer[m_ptr+5] == 'n')
        {
            *kind = Token_extern;
            return;
        }
        break;

        case 'd':
        if (m_buffer[m_ptr+1] == 'e' &&
            m_buffer[m_ptr+2] == 'l' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 't' &&
            m_buffer[m_ptr+5] == 'e')
        {
            *kind = Token_delete;
            return;
        }
        if (m_buffer[m_ptr+1] == 'o' &&
            m_buffer[m_ptr+2] == 'u' &&
            m_buffer[m_ptr+3] == 'b' &&
            m_buffer[m_ptr+4] == 'l' &&
            m_buffer[m_ptr+5] == 'e')
        {
            *kind = Token_double;
            return;
        }
        break;

        case 'f':
        if (m_buffer[m_ptr+1] == 'r' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 'n' &&
            m_buffer[m_ptr+5] == 'd')
        {
            *kind = Token_friend;
            return;
        }
        break;

        case 'i':
        if (m_buffer[m_ptr+1] == 'n' &&
            m_buffer[m_ptr+2] == 'l' &&
            m_buffer[m_ptr+3] == 'i' &&
            m_buffer[m_ptr+4] == 'n' &&
            m_buffer[m_ptr+5] == 'e')
        {
            *kind = Token_inline;
            return;
        }
        break;

        case 'K':
        if (m_buffer[m_ptr+1] == '_' &&
            m_buffer[m_ptr+2] == 'D' &&
            m_buffer[m_ptr+3] == 'C' &&
            m_buffer[m_ptr+4] == 'O' &&
            m_buffer[m_ptr+5] == 'P')
        {
            *kind = Token_K_DCOP;
            return;
        }
        break;

        case 'n':
        if (m_buffer[m_ptr+1] == 'o' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == '_' &&
            m_buffer[m_ptr+4] == 'e' &&
            m_buffer[m_ptr+5] == 'q')
        {
            *kind = Token_not_eq;
            return;
        }
        break;

        case 'p':
        if (m_buffer[m_ptr+1] == 'u' &&
            m_buffer[m_ptr+2] == 'b' &&
            m_buffer[m_ptr+3] == 'l' &&
            m_buffer[m_ptr+4] == 'i' &&
            m_buffer[m_ptr+5] == 'c')
        {
            *kind = Token_public;
            return;
        }
        break;

        case 's':
        if (m_buffer[m_ptr+1] == 'i' &&
            m_buffer[m_ptr+2] == 'g' &&
            m_buffer[m_ptr+3] == 'n' &&
            m_buffer[m_ptr+4] == 'e' &&
            m_buffer[m_ptr+5] == 'd')
        {
            *kind = Token_signed;
            return;
        }
        if (m_buffer[m_ptr+1] == 'i' &&
            m_buffer[m_ptr+2] == 'z' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 'o' &&
            m_buffer[m_ptr+5] == 'f')
        {
            *kind = Token_sizeof;
            return;
        }
        if (m_buffer[m_ptr+1] == 't' &&
            m_buffer[m_ptr+2] == 'a' &&
            m_buffer[m_ptr+3] == 't' &&
            m_buffer[m_ptr+4] == 'i' &&
            m_buffer[m_ptr+5] == 'c')
        {
            *kind = Token_static;
            return;
        }
        if (m_buffer[m_ptr+1] == 't' &&
            m_buffer[m_ptr+2] == 'r' &&
            m_buffer[m_ptr+3] == 'u' &&
            m_buffer[m_ptr+4] == 'c' &&
            m_buffer[m_ptr+5] == 't')
        {
            *kind = Token_struct;
            return;
        }
        if (m_buffer[m_ptr+1] == 'w' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 't' &&
            m_buffer[m_ptr+4] == 'c' &&
            m_buffer[m_ptr+5] == 'h')
        {
            *kind = Token_switch;
            return;
        }
        break;

        case 'r':
        if (m_buffer[m_ptr+1] == 'e' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == 'u' &&
            m_buffer[m_ptr+4] == 'r' &&
            m_buffer[m_ptr+5] == 'n')
        {
            *kind = Token_return;
            return;
        }
        break;

        case 't':
        if (m_buffer[m_ptr+1] == 'y' &&
            m_buffer[m_ptr+2] == 'p' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 'i' &&
            m_buffer[m_ptr+5] == 'd')
        {
            *kind = Token_typeid;
            return;
        }
        break;

        case 'x':
        if (m_buffer[m_ptr+1] == 'o' &&
            m_buffer[m_ptr+2] == 'r' &&
            m_buffer[m_ptr+3] == '_' &&
            m_buffer[m_ptr+4] == 'e' &&
            m_buffer[m_ptr+5] == 'q')
        {
            *kind = Token_xor_eq;
            return;
        }
        break;

        case 'k':
        if (m_buffer[m_ptr+1] == '_' &&
            m_buffer[m_ptr+2] == 'd' &&
            m_buffer[m_ptr+3] == 'c' &&
            m_buffer[m_ptr+4] == 'o' &&
            m_buffer[m_ptr+5] == 'p')
        {
            *kind = Token_k_dcop;
            return;
        }
        break;

    }
    *kind = Token_identifier;
}

void CppLexer::scanKeyword7(int *kind)
{
    switch (m_buffer[m_ptr]) {
        case 'd':
        if (m_buffer[m_ptr+1] == 'e' &&
            m_buffer[m_ptr+2] == 'f' &&
            m_buffer[m_ptr+3] == 'a' &&
            m_buffer[m_ptr+4] == 'u' &&
            m_buffer[m_ptr+5] == 'l' &&
            m_buffer[m_ptr+6] == 't')
        {
            *kind = Token_default;
            return;
        }
        break;

        case 'm':
        if (m_buffer[m_ptr+1] == 'u' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == 'a' &&
            m_buffer[m_ptr+4] == 'b' &&
            m_buffer[m_ptr+5] == 'l' &&
            m_buffer[m_ptr+6] == 'e')
        {
            *kind = Token_mutable;
            return;
        }
        break;

        case 'p':
        if (m_buffer[m_ptr+1] == 'r' &&
            m_buffer[m_ptr+2] == 'i' &&
            m_buffer[m_ptr+3] == 'v' &&
            m_buffer[m_ptr+4] == 'a' &&
            m_buffer[m_ptr+5] == 't' &&
            m_buffer[m_ptr+6] == 'e')
        {
            *kind = Token_private;
            return;
        }
        break;
#if 0
        case 's':
        if (m_buffer[m_ptr+1] == 'i' &&
            m_buffer[m_ptr+2] == 'g' &&
            m_buffer[m_ptr+3] == 'n' &&
            m_buffer[m_ptr+4] == 'a' &&
            m_buffer[m_ptr+5] == 'l' &&
            m_buffer[m_ptr+6] == 's')
        {
            *kind = Token_signals;
            return;
        }
        break;
#endif
        case 't':
        if (m_buffer[m_ptr+1] == 'y' &&
            m_buffer[m_ptr+2] == 'p' &&
            m_buffer[m_ptr+3] == 'e' &&
            m_buffer[m_ptr+4] == 'd' &&
            m_buffer[m_ptr+5] == 'e' &&
            m_buffer[m_ptr+6] == 'f')
        {
            *kind = Token_typedef;
            return;
        }
        break;

        case 'v':
        if (m_buffer[m_ptr+1] == 'i' &&
            m_buffer[m_ptr+2] == 'r' &&
            m_buffer[m_ptr+3] == 't' &&
            m_buffer[m_ptr+4] == 'u' &&
            m_buffer[m_ptr+5] == 'a' &&
            m_buffer[m_ptr+6] == 'l')
        {
            *kind = Token_virtual;
            return;
        }
        break;
    }
    *kind = Token_identifier;
}

void CppLexer::scanKeyword8(int *kind)
{
    switch (m_buffer[m_ptr]) {
        case '_':
        if (m_buffer[m_ptr+1] == '_' &&
            m_buffer[m_ptr+2] == 't' &&
            m_buffer[m_ptr+3] == 'y' &&
            m_buffer[m_ptr+4] == 'p' &&
            m_buffer[m_ptr+5] == 'e' &&
            m_buffer[m_ptr+6] == 'o' &&
            m_buffer[m_ptr+7] == 'f')
        {
            *kind = Token___typeof;
            return;
        }
        break;

        case 'c':
        if (m_buffer[m_ptr+1] == 'o' &&
            m_buffer[m_ptr+2] == 'n' &&
            m_buffer[m_ptr+3] == 't' &&
            m_buffer[m_ptr+4] == 'i' &&
            m_buffer[m_ptr+5] == 'n' &&
            m_buffer[m_ptr+6] == 'u' &&
            m_buffer[m_ptr+7] == 'e')
        {
            *kind = Token_continue;
            return;
        }
        break;

        case 'e':
        if (m_buffer[m_ptr+1] == 'x' &&
            m_buffer[m_ptr+2] == 'p' &&
            m_buffer[m_ptr+3] == 'l' &&
            m_buffer[m_ptr+4] == 'i' &&
            m_buffer[m_ptr+5] == 'c' &&
            m_buffer[m_ptr+6] == 'i' &&
            m_buffer[m_ptr+7] == 't')
        {
            *kind = Token_explicit;
            return;
        }
        break;

        case 'o':
        if (m_buffer[m_ptr+1] == 'p' &&