linux-kernel - Re: [PATCH 23/43] tools lib: Adopt skip

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Date:   Tue, 02 Jul 2019 06:49:26 -0700
From:   Joe Perches <joe@...ches.com>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>,
        Jiri Olsa <jolsa@...hat.com>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Clark Williams <williams@...hat.com>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Arnaldo Carvalho de Melo <acme@...hat.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        André Goddard Rosa <andre.goddard@...il.com>
Subject: Re: [PATCH 23/43] tools lib: Adopt skip_spaces() from the kernel
 sources

On Tue, 2019-07-02 at 10:46 -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Jul 02, 2019 at 02:12:40PM +0200, Jiri Olsa escreveu:
> > On Mon, Jul 01, 2019 at 11:25:56PM -0300, Arnaldo Carvalho de Melo wrote:
> > > From: Arnaldo Carvalho de Melo <acme@...hat.com>
> > > 
> > > Same implementation, will be used to replace ad-hoc equivalent code in
> > > tools/.
[]
> > > diff --git a/tools/lib/string.c b/tools/lib/string.c
[]
> > > @@ -106,3 +107,16 @@ size_t __weak strlcpy(char *dest, const char *src, size_t size)
> > >  	}
> > >  	return ret;
> > >  }
> > > +
> > > +/**
> > > + * skip_spaces - Removes leading whitespace from @str.
> > > + * @str: The string to be stripped.
> > > + *
> > > + * Returns a pointer to the first non-whitespace character in @str.
> > > + */
> > > +char *skip_spaces(const char *str)
> > > +{
> > > +	while (isspace(*str))
> > > +		++str;
> > > +	return (char *)str;
> > > +}

pity about duplicating losing the const