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(Reading): In port-column, port-line,

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set-port-column! and set-port-line!, port parameter must be given,
there's no default to current input.
This commit is contained in:
Kevin Ryde 2003-09-12 23:55:03 +00:00
parent 7743d628c6
commit eaa032c389
1 changed files with 3 additions and 4 deletions
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7
doc/ref/scheme-io.texi
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@ -176,8 +176,8 @@ for further input.
@deffnx {Scheme Procedure} port-line port
@deffnx {C Function} scm_port_column (port)
@deffnx {C Function} scm_port_line (port)
Return the current column number or line number of @var{port},
using the current input port if none is specified. If the number is
Return the current column number or line number of @var{port}.
If the number is
unknown, the result is #f. Otherwise, the result is a 0-origin integer
- i.e.@: the first character of the first line is line 0, column 0.
(However, when you display a file position, for example in an error
@ -190,8 +190,7 @@ what non-programmers will find most natural.)
@deffnx {Scheme Procedure} set-port-line! port line
@deffnx {C Function} scm_set_port_column_x (port, column)
@deffnx {C Function} scm_set_port_line_x (port, line)
Set the current column or line number of @var{port}, using the
current input port if none is specified.
Set the current column or line number of @var{port}.
@end deffn
@node Writing