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Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index f2d1751c..0e376104 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -7869,7 +7869,7 @@ else if (PROCINFO["FS"] == "FIELDWIDTHS") else if (PROCINFO["FS"] == "FPAT") @var{content-based field splitting} @dots{} @ii{(see next @value{SECTION})} else - @var{API input parser field splitting} @dots{} @ii{(@pxref{Input Parsers})} + @var{API input parser field splitting} @dots{} @ii{(advanced feature)} @end example This information is useful when writing a function @@ -8010,7 +8010,7 @@ to split input records into fields. The mechanism used is based on which of the three variables---@code{FS}, @code{FIELDWIDTHS}, or @code{FPAT}---was last assigned to. In addition, an API input parser may choose to -override the record parsing mechanism; please refer to @pxref{Input Parsers} +override the record parsing mechanism; please refer to @ref{Input Parsers} for further information about this feature. @node Multiple Line @@ -33307,10 +33307,10 @@ to @code{NULL}, and the function may set it to point to a structure supplying field width information to override the default field parsing mechanism. Note that this structure will not be copied by @command{gawk}; it must persist at least until the next call -to @code{get_record} or @code{close_func}. Note also that @code{field_width} will -be @code{NULL} when @code{getline} is assigning the results to a variable, thus +to @code{get_record} or @code{close_func}. Note also that @code{field_width} is +@code{NULL} when @code{getline} is assigning the results to a variable, thus field parsing is not needed. If the parser does set @code{*field_width}, -then @command{gawk} will use this layout to parse the input record, +then @command{gawk} uses this layout to parse the input record, and the @code{PROCINFO["FS"]} value will be @code{"API"} while this record is active in @code{$0}. The @code{awk_fieldwidth_info_t} data structure @@ -33374,7 +33374,7 @@ Register the input parser pointed to by @code{input_parser} with @end table If you would like to override the default field parsing mechanism for a given -record, then you must populate the @code{awk_fieldwidth_info_t} structure, +record, then you must populate an @code{awk_fieldwidth_info_t} structure, which looks like this: @example @@ -33405,16 +33405,16 @@ Set this to the number of fields in the input record, i.e. @code{NF}. This is a variable-length array whose actual dimension should be @code{nf}. For each field, the @code{skip} element should be set to the number of characters or bytes, as controlled by the @code{use_chars} flag, -to skip before the start of this field. And the @code{len} element provides +to skip before the start of this field. The @code{len} element provides the length of the field. The values in @code{fields[0]} provide the information -for the @code{$1} field, and so on through the @code{fields[nf-1]} element containing the information for @code{$NF}. +for @code{$1}, and so on through the @code{fields[nf-1]} element containing the information for @code{$NF}. @end table A convenience macro @code{awk_fieldwidth_info_size(NF)} is provided to calculate the appropriate size of a variable-length @code{awk_fieldwidth_info_t} structure containing @code{NF} fields. This can -be used as an argument to @code{malloc} or in a union to allocate space -statically. Please refer to the sample extension @code{readdir_test} for an +be used as an argument to @code{malloc()} or in a union to allocate space +statically. Please refer to the @code{readdir_test} sample extension for an example. @node Output Wrappers |