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12063: Assorted typo-squashing and reformatting.

This commit is contained in:
Bart Schaefer 2000-06-25 20:17:33 +00:00
parent abd757eac4
commit 79c4c50777
5 changed files with 131 additions and 75 deletions

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@ -1,3 +1,9 @@
2000-06-25 Bart Schaefer <schaefer@zsh.org>
* 12063: Doc/Zsh/builtins.yo, Doc/Zsh/compwid.yo,
Doc/Zsh/mod_computil.yo, Doc/Zsh/mod_zutil.yo: Fix typos; assorted
clarification and reformatting.
2000-06-23 Peter Stephenson <pws@cambridgesiliconradio.com>
* 12044: Src/builtin.c: read -A assigned an unnecessary null

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@ -176,6 +176,9 @@ module(comparguments)(zsh/computil)
module(compcall)(zsh/compctl)
module(compctl)(zsh/compctl)
module(compdescribe)(zsh/computil)
module(compfiles)(zsh/computil)
alias(compfmt)(zformat -f)
module(compgroups)(zsh/computil)
module(compquote)(zsh/computil)
module(comptags)(zsh/computil)
module(comptry)(zsh/computil)

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@ -787,7 +787,7 @@ enditem()
texinode(Matching Control)(Examples)(Condition Codes)(Completion Widgets)
sect(Matching Control)
It is possible by use of the
It is possible by use of the
tt(-M) option of the tt(compadd) builtin command to specify how the
characters in the string to be completed (referred to here as the
command line) map onto the characters in the list of matches produced by
@ -796,14 +796,16 @@ that this is not used if the command line contains a glob pattern and
the tt(GLOB_COMPLETE) option is set or the tt(pattern_match) of the
tt(compstate) special association is set to a non-empty string.
The var(spec) given as argument to the tt(-m) option consists of one
or more matching descriptions separated by
The var(match-spec) given as argument to the tt(-M) option (see
ifzman(`Builtin Commands' above)\
ifnzman(noderef(Builtin Commands))\
) consists of one or more matching descriptions separated by
whitespace. Each description consists of a letter followed by a colon
and then the patterns describing which character sequences on the line match
which character sequences in the trial completion. Any sequence of
characters not handled in this fashion must match exactly, as usual.
The forms of var(spec) understood are as follows. In each case, the
The forms of var(match-spec) understood are as follows. In each case, the
form with an uppercase initial character retains the string already
typed on the command line as the final result of completion, while with
a lowercase initial character the string on the command line is changed
@ -920,7 +922,7 @@ otherwise ignored. To fix this, one would use `tt(B:[nN][oO]=)'
instead of the first part. As described above, this matches at the
beginning of the trial completion, independent of other characters or
substrings at the beginning of the command line word which are ignored
by the same or other var(spec)s.
by the same or other var(match-spec)s.
The second example makes completion case insensitive. This is just
the same as in the option example, except here we wish to retain the

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@ -13,18 +13,14 @@ specialised and thus not very interesting when writing your own
completion functions. In summary, these builtin commands are:
startitem()
item(tt(compquote) var(names) ...)(
There may be reasons to write completion functions that have to add
the matches using the tt(-Q) option to tt(compadd) and perform quoting
themselves. Instead of interpreting the first character of the
tt(all_quotes) key of the tt(compstate) special association and using
the tt(q) flag for parameter expansions, one can use this builtin
command. The arguments are the names of scalar or array parameters
and the values of these parameters are quoted as needed for the
innermost quoting level.
The return value is non-zero in case of an error and zero otherwise.
findex(comparguments)
item(tt(comparguments))(
This is used by the tt(_arguments) function to do the argument and
command line parsing. Like tt(compdescribe) it has an option tt(-i) to
do the parsing and initialize some internal state and various options
to access the state information to decide what should be completed.
)
findex(compdescribe)
item(tt(compdescribe))(
This is used by the tt(_describe) function to build the displays for
the matches and to get the strings to add as matches with their
@ -44,16 +40,41 @@ the third, the strings without descriptions in the fourth, and the
matches for them in the fifth array. These are then directly given to
tt(compadd) to register the matches with the completion code.
)
item(tt(comparguments))(
This is used by the tt(_arguments) function to do the argument and
command line parsing. Like tt(compdescribe) it has an option tt(-i) to
do the parsing and initialize some internal state and various options
to access the state information to decide what should be completed.
findex(compfiles)
item(tt(compfiles))(
Used by the tt(_path_files) function to optimize complex recursive
filename generation (globbing).
)
findex(compfmt)
item(tt(compfmt))(
An obsolete form of `tt(zformat -f)'. Do not use this.
)
findex(compgroups)
item(tt(compgroups))(
Used by the tt(_tags) function to implement the internals of the
tt(group-order) style.
)
findex(compquote)
item(tt(compquote) var(names) ...)(
There may be reasons to write completion functions that have to add
the matches using the tt(-Q) option to tt(compadd) and perform quoting
themselves. Instead of interpreting the first character of the
tt(all_quotes) key of the tt(compstate) special association and using
the tt(q) flag for parameter expansions, one can use this builtin
command. The arguments are the names of scalar or array parameters
and the values of these parameters are quoted as needed for the
innermost quoting level.
The return value is non-zero in case of an error and zero otherwise.
)
findex(comptags)
findex(comptry)
xitem(tt(comptags))
item(tt(comptry))(
These implements the internals of the tags mechanism.
)
findex(compvalues)
item(tt(compvalues))(
Like tt(comparguments), but for the tt(_values) function.
)
item(tt(comptags), tt(comptry))(
This implements the internals of the tags mechanism.
)
enditem()

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@ -19,8 +19,10 @@ pairs of names and values, where the values consist of any number of
strings. They are stored together with patterns and lookup is done by
giving a string, called the `context', which is compared to the
patterns. The definition stored for the first matching pattern will be
returned. For this, the patterns are ordered from most specific to
less specific and patterns that are equally specific keep the order in
returned.
For ordering of comparisons, patterns are searched from most specific to
least specific, and patterns that are equally specific keep the order in
which they were defined. A pattern is considered to be more specific
than another if it contains more components (substrings separated by
colons) or if the patterns for the components are more specific, where
@ -33,16 +35,16 @@ tt(zstyle) will test them. If the tt(-L) option is given, listing is
done in the form of calls to tt(zstyle). Forms with arguments:
startitem()
item(tt(zstyle) [ tt(-e) | tt(-) | tt(-)tt(-) ] var(pattern) var(style) var(strings) ...)(
item(tt(zstyle) [ tt(-) | tt(-)tt(-) | tt(-e) ] var(pattern) var(style) var(strings) ...)(
Defines the given var(style) for the var(pattern) with the var(strings) as
the value. If the tt(-e) option is given, the var(strings) will be
concatenated (separated by spaces) and the resulting string will be
evaluated (in the same way as it is dome by the tt(eval) builtin
evaluated (in the same way as it is done by the tt(eval) builtin
command) when the style is looked up. In this case the parameter
tt(reply) will be used to get the strings to return after the
evaluation. Before evaluating the value, tt(reply) will be unset and
if it is still unset after the evaluation, this will be handled as if
the style were not set.
`tt(reply)' must be assigned to set the strings returned after the
evaluation. Before evaluating the value, tt(reply) is unset, and
if it is still unset after the evaluation, the style is treated as if
it were not set.
)
item(tt(zstyle -d) [ var(pattern) [ var(styles) ... ] ])(
Delete style definitions. Without arguments all definitions are deleted,
@ -76,7 +78,7 @@ string or has more than one string, the parameter is set to `tt(no)'.
)
item(tt(zstyle -a) var(context) var(style) var(name))(
The value is stored in var(name) as an array. If var(name) is declared
as an associative array, the first, third, etc. stringare used as the
as an associative array, the first, third, etc. strings are used as the
keys and the other strings are used as the values.
)
xitem(tt(zstyle -t) var(context) var(style) [ var(strings) ...])
@ -89,8 +91,9 @@ its value, and that is equal to one of `tt(true)', `tt(yes)', `tt(on)' or
at least one of the var(strings) is equal to at least one of the strings
in the value. If the style is not defined, the status is tt(2).
The tt(-T) option is like tt(-t) but returns zero if the style is not
set for any matching pattern.
The tt(-T) option tests the values of the style like tt(-t), but it
returns zero (rather than tt(2)) if the style is not defined for any
matching pattern.
)
item(tt(zstyle -m) var(context) var(style) var(pattern))(
Match a value. Returns status zero if the
@ -135,64 +138,85 @@ The resulting strings are stored in the var(array).
)
findex(zregexparse)
item(tt(zregexparse))(
This implements the internals of the `tt(_regex_arguments)'.
This implements some internals of the tt(_regex_arguments) function.
)
findex(zparseopts)
item(tt(zparseopts) [ tt(-D) ] [ tt(-K) ] [ tt(-E) ] [ tt(-a) var(array) ] [ tt(-A) var(assoc) ] var(specs))(
This builtin simplifies the parsing of options in positional
parameters, i.e. the set of arguments given by tt($*). Each var(spec)
describes one option and should be of the form
`var(name)[tt(+)][tt(:)[tt(:)][tt(-)]][tt(=)var(array)]'. The var(name) is
the name of the option (without the leading `tt(-)'). If only the option
name is given, the option takes no argument and if it is found in the
positional parameters it will be placed in the var(array) specified with
the tt(-a) option; if the optional `tt(=)var(array)' is given, it will
instead be put into that array. If one or two colons are given, the
option takes an argument; with one colon, the argument is mandatory
and with two colons it is optional. The argument will also be inserted into
the var(array). A mandatory arguments is added as a separate
string and an optional argument is put into a single string together
with the option name, unless a `tt(-)' appears after the colon, in
which case the argument will be put into the same word even for mandatory
arguments (note that this makes empty strings as arguments
indistinguishable). Finally, if a `tt(+)' appears after var(name) the
option may appears more than once in the positional parameters and will
hence be inserted more than once in the var(array); without the `tt(+)'
the option will be inserted only once in the var(array) with arguments
of later options overwriting earlier once. Any of the special
characters can appear in the option name provided it is preceded by a
backslash.
This builtin simplifies the parsing of options in positional parameters,
i.e. the set of arguments given by tt($*). Each var(spec) describes one
option and must be of the form `var(opt)[tt(=)var(array)]'. If an option
described by var(opt) is found in the positional parameters it is copied
into the var(array) specified with the tt(-a) option; if the optional
`tt(=)var(array)' is given, it is instead copied into that array.
Note that it is an error to give any var(spec) without an
`tt(=)var(array)' unless one of the tt(-a) or tt(-A) options is used.
Unless the tt(-E) option is given, parsing stops at the first string
that isn't described by one of the var(specs) And even with tt(-E),
that isn't described by one of the var(specs). Even with tt(-E),
parsing always stops at a positional parameter equal to `tt(-)' or
`tt(-)tt(-)'.
The other
The var(opt) description must be one of the following. Any of the special
characters can appear in the option name provided it is preceded by a
backslash.
startitem()
xitem(var(name))
item(var(name)tt(+))(
The var(name) is the name of the option without the leading `tt(-)'. To
specify a GNU-style long option, one of the usual two leading `tt(-)' must
be included in var(name); for example, a `tt(--file)' option is
represented by a var(name) of `tt(-file)'.
If a `tt(+)' appears after var(name), the option is appended to var(array)
each time it is found in the positional parameters; without the `tt(+)'
only the em(last) occurrence of the option is preserved.
If one of these forms is used, the option takes no argument, so parsing
stops if the next positional parameter does not also begin with `tt(-)'
(unless the tt(-E) option is used).
)
xitem(var(name)tt(:))
xitem(var(name)tt(:-))
item(var(name)tt(::))(
If one or two colons are given, the option takes an argument; with one
colon, the argument is mandatory and with two colons it is optional. The
argument is appended to the var(array) after the option itself.
An optional argument is put into the same array element as the option name
(note that this makes empty strings as arguments indistinguishable). A
mandatory argument is added as a separate element unless the `tt(:-)' form
is used, in which case the argument is put into the same element.
A `tt(+)' as described above may appear between the var(name) and the
first colon.
)
enditem()
The options of tt(zparseopts) itself are:
startitem()
item(tt(-a) var(array))(
As described above, this specifies the default array to store the
recognised options in.
As described above, this names the default array in which to store the
recognised options.
)
item(tt(-A) var(assoc))(
If this is given, the options and their values will also
be put into an associative array with the option names as keys and the
arguments (if any) as the values. Note that it is an error to give
var(specs) without a `tt(=)var(array)' and not use either the tt(-a)
or tt(-A) option.
If this is given, the options and their values are also put into an
associative array with the option names as keys and the arguments (if any)
as the values.
)
item(tt(-D))(
If this option is given, all options found are removed from the
positional parameters, up to but not including any not described by the
var(specs). This means that any options processed by tt(zparseopts) are
removed from the positional parameters.
If this option is given, all options found are removed from the positional
parameters of the calling shell or shell function, up to but not including
any not described by the var(specs). This is similar to using the tt(shift)
builtin.
)
item(tt(-K))(
With this option, the arrays specified with the tt(-a) and tt(-A)
options and with the `tt(=)var(array)' forms will be left unchanged
when none of the var(specs) for them is used. This allows to assign
default values to them before calling tt(zparseopts).
options and with the `tt(=)var(array)' forms are kept unchanged when none
of the var(specs) for them is used. This allows assignment of default
values to them before calling tt(zparseopts).
)
item(tt(-E))(
This changes the parsing rules to em(not) stop at the first string