diff options
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -1,5 +1,31 @@ 2014-01-13 Kaz Kylheku <kaz@kylheku.com> + Support for pushing back bytes and characters into streams. + + * stream.c (null_ops, stdio_ops, tail_ops, pipe_ops, + string_in_ops, byte_in_ops, string_out_ops, strlist_out_ops, + dir_ops, cat_stream_ops): Structure definition updated + with new initializers for two new virtuals. + (stdio_handle): New member, unget_c. + (snarf_line, stdio_get_char): Handle pushed-back character in + h->unget_c. + (stdio_unget_char, stdio_unget_byte, string_in_unget_char, + byte_in_unget_byte): New static functions. + (make_stdio_stream_common): Initialize unget_c member. + (unget_char, unget_byte): New functions. + + * stream.h (struct strm_ops): New virtuals: unget_char and unget_byte. + (unget_char, unget_byte): New functions declared. + + * syslog.c (syslog_strm_ops): Two new initializers. + + * eval.c (eval_init): Registered unget_char and unget_byte as + intrinsics. + + * txr.1: Documented. + +2014-01-13 Kaz Kylheku <kaz@kylheku.com> + * stream.c (put_byte): Bugfix: was checking whether the put_char virtual function is not null, rather than put_byte. |