// Reads include path.
std::string SymFile::ReadPath()
{
SkipWhitespace();
if (m_buffer[m_pos] != '"')
RaiseError("expected file path");
m_pos++;
int length = 0;
long startPos = m_pos;
while (m_buffer[m_pos] != '"')
{
unsigned char c = m_buffer[m_pos++];
if (c == 0)
{
if (m_pos >= m_size)
RaiseError("unexpected EOF in include string");
else
RaiseError("unexpected null character in include string");
}
if (!IsAsciiPrintable(c))
RaiseError("unexpected character '\\x%02X' in include string", c);
// Don't bother allowing any escape sequences.
if (c == '\\')
{
c = m_buffer[m_pos];
RaiseError("unexpected escape '\\%c' in include string", c);
}
length++;
if (length > kMaxPath)
RaiseError("path is too long");
}
m_pos++; // Go past the right quote.
return std::string(&m_buffer[startPos], length);
}
void CFile::TryConvertString()
{
long oldPos = m_pos;
long oldLineNum = m_lineNum;
bool noTerminator = false;
if (m_buffer[m_pos] != '_' || (m_pos > 0 && IsIdentifierChar(m_buffer[m_pos - 1])))
return;
m_pos++;
if (m_buffer[m_pos] == '_')
{
noTerminator = true;
m_pos++;
}
SkipWhitespace();
if (m_buffer[m_pos] != '(')
{
m_pos = oldPos;
m_lineNum = oldLineNum;
return;
}
m_pos++;
SkipWhitespace();
std::printf("{ ");
while (1)
{
SkipWhitespace();
if (m_buffer[m_pos] == '"')
{
unsigned char s[kMaxStringLength];
int length;
StringParser stringParser(m_buffer, m_size);
try
{
m_pos += stringParser.ParseString(m_pos, s, length);
}
catch (std::runtime_error& e)
{
RaiseError(e.what());
}
for (int i = 0; i < length; i++)
printf("0x%02X, ", s[i]);
}
else if (m_buffer[m_pos] == ')')
{
m_pos++;
break;
}
else
{
if (m_pos >= m_size)
RaiseError("unexpected EOF");
if (IsAsciiPrintable(m_buffer[m_pos]))
RaiseError("unexpected character '%c'", m_buffer[m_pos]);
else
RaiseError("unexpected character '\\x%02X'", m_buffer[m_pos]);
}
}
if (noTerminator)
std::printf(" }");
else
std::printf("0xFF }");
}