Re: [Libguestfs] [PATCH v3.1 1/9] uuid: add support to change uuid of btrfs partition
On Fri, Jun 26, 2015 at 02:12:00PM +0200, Pino Toscano wrote:
> + warn "$0: skipping test for btrfs UUID change feature
is not available\n";
> +}
IIRC 'warn' prints the newline at the end already.
Actually in Perl, 'warn' and 'die' have magical behaviour here.
Without \n, they print the current line number. With \n, the current
line number is suppressed:
$ perl -e 'die "foo"'
foo at -e line 1.
$ perl -e 'die "foo\n"'
foo
Rich.
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