stream-state: Report state of pstream

In thk686/pipestreamr: Non-blocking IO over stdin, stdout and stderr

Description

Report state of pstream

Usage

is_open(stream)

is_eof(stream)

is_good(stream)

is_bad(stream)

is_fail(stream)

has_exited(stream)

exit_code(stream)

errno(stream)

status(stream)

Arguments

stream

a pstream object

Value

a boolean

Examples

s = pstream("R", "--vanilla")
status(s)
is_open(s)
is_eof(s)
is_good(s)
is_bad(s)
is_fail(s)
write_stdin(s, "q()")
Sys.sleep(1)
has_exited(s)
exit_code(s)
errno(s)
status(s)

thk686/pipestreamr documentation built on May 31, 2019, 10:43 a.m.