AccessLogFileData::AccessLogFileData(const std::string& fil,
const std::string& lnk,
const std::string& fmt,
int mpl)
: file(fil)
, symLink(lnk)
, format(fmt)
, periodMultiplier(mpl)
{
/*
* a LogWriter with it's format can be selected between colons like:
* Format = :thrift: [["%{%s}t", "out-name", "STRING"], ...]
*/
m_logOutputType = ClassicWriter::handle;
auto fmt_ = folly::StringPiece(fmt);
while (!fmt_.empty() && std::isspace(fmt_.front())) fmt_.pop_front();
if (fmt_.removePrefix(':')) {
size_t close = fmt_.find(':');
if (close != fmt_.npos) {
m_logOutputType = fmt_.subpiece(0, close).str();
fmt_.advance(close + 1);
format = folly::trimWhitespace(fmt_).str();
}
}
}
/*
* Construct effects for member instructions that take &tvRef as their last
* argument.
*
* These instructions never load tvRef, but they might store to it.
*/
MemEffects minstr_with_tvref(const IRInstruction& inst) {
auto const srcs = inst.srcs();
assertx(srcs.back()->isA(TPtrToMISGen));
return may_raise(
inst,
may_load_store(
AHeapAny | all_pointees(srcs.subpiece(0, srcs.size() - 1)),
AHeapAny | all_pointees(inst)
)
);
}
/*
* Writes a file path to a file while folding any consecutive forward slashes.
*/
void write_path(int fd, folly::StringPiece path) {
while (!path.empty()) {
auto const pos = path.find('/');
if (pos == std::string::npos) {
folly::writeNoInt(fd, path.data(), path.size());
break;
}
auto const left = path.subpiece(0, pos + 1);
folly::writeNoInt(fd, left.data(), left.size());
auto right = path.subpiece(pos);
while (!right.empty() && right[0] == '/') {
right = right.subpiece(1);
}
path = right;
}
}
