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534139e458
* doc/ref/api-io.texi (I/O Extensions): Document read_wait_fd /
write_wait_fd members.
(Non-Blocking I/O): New section.
* libguile/fports.c (fport_read, fport_write): Return -1 if the
operation would block.
(fport_wait_fd, scm_make_fptob): Add read/write wait-fd
implementation.
* libguile/ports-internal.h (scm_t_port_type): Add read_wait_fd /
write_wait_fd.
* libguile/ports.c (default_read_wait_fd, default_write_wait_fd): New
functions.
(scm_make_port_type): Initialize default read/write wait fd impls.
(trampoline_to_c_read, trampoline_to_scm_read)
(trampoline_to_c_write, trampoline_to_scm_write): To Scheme, a return
of #f indicates EWOULDBLOCk.
(scm_set_port_read_wait_fd, scm_set_port_write_wait_fd): New
functions.
(port_read_wait_fd, port_write_wait_fd, scm_port_read_wait_fd)
(scm_port_write_wait_fd, port_poll, scm_port_poll): New functions.
(scm_i_read_bytes, scm_i_write_bytes): Poll if the read or write would
block.
* libguile/ports.h (scm_set_port_read_wait_fd)
(scm_set_port_write_wait_fd): Add declarations.
* module/ice-9/ports.scm: Shunt port-poll and port-{read,write}-wait-fd
to the internals module.
* module/ice-9/sports.scm (current-write-waiter):
(current-read-waiter): Implement.
* test-suite/tests/ports.test: Adapt non-blocking test to new behavior.
* NEWS: Add entry.
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| language | ||
| oop | ||
| rnrs | ||
| scripts | ||
| srfi | ||
| sxml | ||
| system | ||
| texinfo | ||
| web | ||
| Makefile.am | ||
| rnrs.scm | ||
| statprof.scm | ||
| texinfo.scm | ||