[Buildroot] [PATCH v1] utils/check-package: warn about utf-8 characters in .mk files

[Peter Seiderer <ps.report@gmx.net>]

Hello Yann,

On Sun, 19 May 2019 11:41:25 +0200, "Yann E. MORIN" <yann.morin.1998@free.fr> wrote:

> Peter, All,
>
> On 2019-05-08 19:34 +0200, Peter Seiderer spake thusly:
> > Signed-off-by: Peter Seiderer <ps.report@gmx.net>
> > ---
> > Note: is_ascii taken from one of the stackoverflow suggestions ([1])
> >
> > [1] https://stackoverflow.com/questions/196345/how-to-check-if-a-string-in-python-is-in-ascii
> > ---
> >  utils/checkpackagelib/lib.py    | 13 +++++++++++++
> >  utils/checkpackagelib/lib_mk.py |  1 +
> >  2 files changed, 14 insertions(+)
> >
> > diff --git a/utils/checkpackagelib/lib.py b/utils/checkpackagelib/lib.py
> > index 6afe1aabce..c65a2ed939 100644
> > --- a/utils/checkpackagelib/lib.py
> > +++ b/utils/checkpackagelib/lib.py
> > @@ -52,3 +52,16 @@ class TrailingSpace(_CheckFunction):
> >              return ["{}:{}: line contains trailing whitespace"
> >                      .format(self.filename, lineno),
> >                      text]
> > +
> > +class Utf8Characters(_CheckFunction):
>
> This breaks flake8:
>
>     utils/checkpackagelib/lib.py:56:1: E302 expected 2 blank lines, found 1

Sorry, introduced due to my poor python formatting skills..., patch to fix
it just send out...

Regards,
Peter

>
> Regards,
> Yann E. MORIN.
>
> > +    def is_ascii(self, s):
> > +        try:
> > +            return all(ord(c) < 128 for c in s)
> > +        except TypeError:
> > +            return False
> > +
> > +    def check_line(self, lineno, text):
> > +        if not self.is_ascii(text):
> > +            return ["{}:{}: line contains UTF-8 characters"
> > +                    .format(self.filename, lineno),
> > +                    text]
> > diff --git a/utils/checkpackagelib/lib_mk.py b/utils/checkpackagelib/lib_mk.py
> > index 00efeb7fb2..9e9a045776 100644
> > --- a/utils/checkpackagelib/lib_mk.py
> > +++ b/utils/checkpackagelib/lib_mk.py
> > @@ -11,6 +11,7 @@ from checkpackagelib.lib import ConsecutiveEmptyLines  # noqa: F401
> >  from checkpackagelib.lib import EmptyLastLine          # noqa: F401
> >  from checkpackagelib.lib import NewlineAtEof           # noqa: F401
> >  from checkpackagelib.lib import TrailingSpace          # noqa: F401
> > +from checkpackagelib.lib import Utf8Characters         # noqa: F401
> >
> >  # used in more than one check
> >  start_conditional = ["ifdef", "ifeq", "ifndef", "ifneq"]
> > --
> > 2.21.0
> >
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>