diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ChangeLog | 5 | ||||
| -rw-r--r-- | src/algebra/files.spad.pamphlet | 18 | ||||
| -rw-r--r-- | src/interp/sys-utility.boot | 1 |
3 files changed, 17 insertions, 7 deletions
diff --git a/src/ChangeLog b/src/ChangeLog index 868e2ebf..1c04a53f 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,8 @@ +2010-04-03 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * interp/sys-utility.boot ($ClosedIOMode): New. + * algebra/files.spad.pamphlet (closed$IOMode): Likewise. + 2010-03-18 Gabriel Dos Reis <gdr@cs.tamu.edu> * algebra/any.spad.pamphlet (Property): Tidy. diff --git a/src/algebra/files.spad.pamphlet b/src/algebra/files.spad.pamphlet index cb85893b..95d45b31 100644 --- a/src/algebra/files.spad.pamphlet +++ b/src/algebra/files.spad.pamphlet @@ -26,19 +26,23 @@ IOMode(): Public == Private where Public == SetCategory with input: % - ++ `input' indicates that an IO conduit is for input. + ++ \spad{input} indicates that an IO conduit is for input. output: % - ++ `output' indicates that an IO conduit is for output + ++ \spad{output} indicates that an IO conduit is for output bothWays: % - ++ `bothWays' indicates that an IO conduit is for both input and output. + ++ \spad{bothWays} indicates that an IO conduit is for both input and output. + closed: % + ++ \spad{closed} indicates that the IO conduit has been closed. Private == add - input == _$InputIOMode$Lisp - output == _$OutputIOMode$Lisp - bothWays == _$BothWaysIOmode$Lisp - x = y == EQ(x,y)$Lisp + input == _$InputIOMode$Foreign(Builtin) + output == _$OutputIOMode$Foreign(Builtin) + bothWays == _$BothWaysIOMode$Foreign(Builtin) + closed == _$ClosedIOMode$Foreign(Builtin) + x = y == EQ(x,y)$Foreign(Builtin) coerce m == m = input => outputForm 'input m = output => outputForm 'output + m = closed => outputForm 'closed outputForm 'bothWays @ diff --git a/src/interp/sys-utility.boot b/src/interp/sys-utility.boot index 3fe145a3..31a3a28b 100644 --- a/src/interp/sys-utility.boot +++ b/src/interp/sys-utility.boot @@ -273,6 +273,7 @@ PRINT_-AND_-EVAL_-DEFUN(name,body) == $InputIOMode == KEYWORD::INPUT $OutputIOMode == KEYWORD::OUTPUT $BothWaysIOMode == KEYWORD::IO +$ClosedIOMode == KEYWORD::CLOSED ++ return a binary stream open for `file' in mode `mode'; nil ++ if something went wrong. This function is used by the Algebra. |