int safe_sprintf(std::string& buf, const char * fmt, ...)
{
va_list argptr;
va_start(argptr, fmt);
int ret = safe_vsprintf(buf, fmt, argptr);
va_end(argptr);
return ret;
}
static int append_sprintf(charT* bufStart, const charT* bufEnd,
const charT* fmt, ...) {
va_list args;
va_start(args, fmt); // initialize variable arguments list
// compute space left in buffer: -1 for null terminator
int maxlen = bufEnd - bufStart - 1;
if (maxlen <= 0) return 0;
int n = safe_vsprintf(bufStart, maxlen, fmt, args);
va_end(args);
if (n > maxlen) {
n = maxlen;
}
bufStart[n] = 0;
return n;
}
void TParseContextBase::outputMessage(const TSourceLoc& loc, const char* szReason,
const char* szToken,
const char* szExtraInfoFormat,
TPrefixType prefix, va_list args)
{
const int maxSize = MaxTokenLength + 200;
char szExtraInfo[maxSize];
safe_vsprintf(szExtraInfo, maxSize, szExtraInfoFormat, args);
infoSink.info.prefix(prefix);
infoSink.info.location(loc);
infoSink.info << "'" << szToken << "' : " << szReason << " " << szExtraInfo << "\n";
if (prefix == EPrefixError) {
++numErrors;
}
}