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Ulrich's fixes to documentation.

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Vitor Santos Costa
2009-04-25 10:59:23 -05:00
parent d02e14415b
commit 2be95d87c6
2 changed files with 56 additions and 61 deletions
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12
docs/swi.tex
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@@ -299,7 +299,7 @@ is not an atom, a type error is raised.
Delete the named attribute. If @var{Var} loses its last attribute it
is transformed back into a traditional Prolog variable. If @var{Module}
is not an atom, a type error is raised. In all other cases this
predicate succeeds regarless whether or not the named attribute is
predicate succeeds regardless of whether or not the named attribute is
present.
@item attr_unify_hook(+@var{AttValue},+@var{VarValue})
@@ -385,7 +385,7 @@ terms. They differ in various ways from storing information using
consider module scoping in future versions.
@end itemize
Both @code{b_setval/2} and @code{nb_setval/2} implicitely create a variable if the
Both @code{b_setval/2} and @code{nb_setval/2} implicitly create a variable if the
referenced name does not already refer to a variable.
Global variables may be initialised from directives to make them
@@ -437,10 +437,10 @@ initial value other than @code{[]} prior to backtrackable assignment.
@snindex nb_getval/2
@cnindex nb_getval/2
The @code{nb_getval/2} predicate is a synonym for b_getval/2, introduced for
compatibility and symetry. As most scenarios will use a particular
global variable either using non-backtracable or backtrackable
compatibility and symmetry. As most scenarios will use a particular
global variable either using non-backtrackable or backtrackable
assignment, using @code{nb_getval/2} can be used to document that the
variable is used non-backtracable.
variable is used non-backtrackable.
@c \predicate{nb_linkval}{2}{+Name, +Value}
@c Associates the term @var{Value} with the atom @var{Name} without copying
@@ -448,7 +448,7 @@ variable is used non-backtracable.
@c expert users only because the semantics on backtracking to a point
@c before creating the link are poorly defined for compound terms. The
@c principal term is always left untouched, but backtracking behaviour on
@c arguments is undone if the orginal assignment was \jargon{trailed} and
@c arguments is undone if the original assignment was \jargon{trailed} and
@c left alone otherwise, which implies that the history that created the
@c term affects the behaviour on backtracking. Please consider the
@c following example: