Gdb/I 002fO-Ports-in-Guile

From Get docs

23.3.3.23 I/O Ports in Guile

Scheme Procedure
input-port
Return GDB’s input port as a Guile port object.
Scheme Procedure
output-port
Return GDB’s output port as a Guile port object.
Scheme Procedure
error-port
Return GDB’s error port as a Guile port object.
Scheme Procedure
stdio-port? object
Return #t if object is a GDB stdio port. Otherwise return #f.