isbpl/stream.isbpl

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Text

"#iota.isbpl" include
native stream
def STREAM_CREATE_FILE_IN riota =STREAM_CREATE_FILE_IN
def STREAM_CREATE_FILE_OUT iota =STREAM_CREATE_FILE_OUT
def STREAM_CREATE_SOCKET iota =STREAM_CREATE_SOCKET
def STREAM_CLOSE iota =STREAM_CLOSE
def STREAM_READ iota =STREAM_READ
def STREAM_WRITE iota =STREAM_WRITE
"not implemented:" #
"def STREAM_AREAD iota =STREAM_AREAD" #
"def STREAM_AWRITE iota =STREAM_AWRITE" #
func stream.readline {
def id =id
def byte 0 =byte
def array 0 anew =array
def tmparray 0 anew =tmparray
def i 1 neg =i
while { ( i 1 + =i ) ( byte 10 eq not ) } {
id STREAM_READ stream =byte
array ( ( array alen 1 + anew ) dup =tmparray ) 0 0 ( array alen ) acopy =array
array dup alen 1 - byte _char aput
}
array ( ( array alen 1 - anew ) dup =tmparray 0 0 ) ( tmparray alen ) acopy _string
}
func stream.write {
def id =id
def str _array =str
def i 1 neg =i
while { ( i 1 + =i ) ( i str alen lt ) } {
str i aget id STREAM_WRITE stream
}
}