In article <481B7D01.50108@[EMAIL PROTECTED]
>,
Ed Morton <morton@[EMAIL PROTECTED]
> wrote:
>On 5/2/2008 12:52 PM, Rahul wrote:
>> Is there something akin to a "heredoc" in awk? I need to process a set
of
>> records, extract relevant numbers from each record and then create a
>> formatted multi-line output for each record. Problem is that the output
>> would contain a lot of special characters and using a normal print or
>> printf would need me to do some nasty quoting (or not?)
>>
>> The desired output snippet for each record is something like this:
>>
>> {"id":"town",
>> "label":"middleton",
>> "x_size":"10.22",
>> "y_size":"5.22",
>> },
>>
>>
>> Of course, I'd be using $1 (or equivalent variables) for the town,
>> middleton, 10.22, 5.22 etc.
>>
>> Any constructs like the familiar bash
>>
>> print << EOF
>> static blah blah
>> "${var_to_be_inserted}"
>> more static blah blah
>> EOF
>>
>
>Is this what you're looking for:
>
>$ cat file
>town middleton 10.22 5.22
>$ awk -v fmt='{"id":"%s",
> "label":"%s",
> "x_size":"%s",
> "y_size":"%s",
>},
>' '{printf fmt,$1,$2,$3,$4}' file
>{"id":"town",
> "label":"middleton",
> "x_size":"10.22",
> "y_size":"5.22",
>},
>
>If not, please clarify with some small set of sample input and the
expected
>output for that input.
>
>Regards,
>
> Ed.
>
Or, for that matter...
gawk 'ARGIND == 1 { fmt = fmt $0 "\n";next } { printf(fmt,$1,$2,$3,$4) }'
- file <<EOF
{"id":"%s",
"label":"%s",
"x_size":"%s",
"y_size":"%s",
},
EOF
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