<p>In <a href="https://github.com/geany/geany-plugins/pull/324#discussion_r49270810">lineoperations/src/linefunctions.c</a>:</p>
<pre style='color:#555'>> +*/
> +
> +
> +#include "linefunctions.h"
> +
> +
> +// isspace()
> +gboolean issp(gchar c)
> +{
> +  return (c == ' ' || c == '\t' || c == '\f' ||
> +                  c == '\v' || c == '\r' || c == '\n');
> +}
> +
> +
> +// iswhitespaceline(gchar* line) checks if line is a whitespace line
> +gboolean iswhitespaceline(gchar* line)
</pre>
<p>ditto</p>

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