ui: do not try readline support if fin/fout aren't standard streams
It's unlikely for a non-stdio stream to be a tty. Minimizing readline support
makes it much simpler to work around the unicode input() function of Python 3.
This also works on chg which duplicates client's tty to stdio fds.
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2