Re: Extra empty line at the top of the page when tangling.

[Daimrod <daimrod@gmail.com>]

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Ivanov Dmitry <usr345@gmail.com> writes:

Hi,

> Code:
>
> #+BABEL: :cache yes :tangle yes :noweb yes
>
> #+NAME: top_block
> #+begin_src perl :tangle "test.pl" :noweb tangle

From (info "(org) padline"):
> 14.8.2.10 ‘:padline’
> ....................
> 
> Control in insertion of padding lines around code block bodies in
> tangled code files.  The default value is ‘yes’ which results in
> insertion of newlines before and after each tangled code block.  The
> following arguments are accepted.
> 
>    • ‘yes’ Insert newlines before and after each code block body in
>      tangled code files.
>    • ‘no’ Do not insert any newline padding in tangled output.

You can use the following block declaration:
#+begin_src perl :tangle "test.pl" :noweb tangle :padline no

>   #!/usr/bin/perl
>
>   use strict;
>   use warnings;
>
>   open(my $fh, "<", "test.txt")
>       or die "cannot open < file name: $!";
>   <<output-all>>
>   close($fh);
> #+end_src
>
> #+NAME: output-all
> #+begin_src perl
>   while (my $line = <$fh>) {
>       print $line;
>   }
> #+end_src
>
> Outputs a perl file, where the 1-st line is blank. What should I do to remove it?

-- 
Daimrod/Greg

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