On Wed, May 20, 2020 at 09:17:45PM +0900, Masahiro Yamada wrote: > The specification [1] says this: > > "The value returned may be less than nbyte if the number of bytes > left in the file is less than nbyte, if the read() request was > interrupted by a signal, or if the file is a pipe or FIFO or > special file and has fewer than nbyte bytes immediately available > for reading." > > > This case does not meet any of 'if ...' parts. So nobody ever ^Z's their build? I really don't think you can assume that you'll never get a signal. That's just asking for trouble. Doing the right thing here is 'trivial', there is absolutely no reason to not do it.
