Yes, I can.
On 17 Aug 2017 8:32 p.m., "Gedare Bloom" <ged...@rtems.org> wrote:
> Aditya,
>
> Can you help Sichen to put the file in the right place in newlib and
> add to the build? Either help him understand how to do it, or do it
> with/for him?
>
> On Thu, Aug 17, 2017 at 10:58 AM, Aditya Upadhyay <aadit0...@gmail.com>
> wrote:
> > Yes.. Definitely i will do. Sichen can directly send the patch for
> strnstr
> > to newlib ml.
> >
> > Thanks,
> > Aditya Upadhyay
> >
> > On 17 Aug 2017 7:03 p.m., "Joel Sherrill" <j...@rtems.org> wrote:
> >>
> >>
> >>
> >> On Aug 17, 2017 8:19 AM, "Gedare Bloom" <ged...@rtems.org> wrote:
> >>
> >> On Wed, Aug 16, 2017 at 8:14 PM, Sichen Zhao <1473996...@qq.com> wrote:
> >> > ---
> >> > freebsd/lib/libc/string/strnstr.c | 67
> >> > +++++++++++++++++++++++++++++++++++++++
> >> > 1 file changed, 67 insertions(+)
> >> > create mode 100644 freebsd/lib/libc/string/strnstr.c
> >> >
> >> > diff --git a/freebsd/lib/libc/string/strnstr.c
> >> > b/freebsd/lib/libc/string/strnstr.c
> >> > new file mode 100644
> >> > index 0000000..247a2b5
> >> > --- /dev/null
> >> > +++ b/freebsd/lib/libc/string/strnstr.c
> >> > @@ -0,0 +1,67 @@
> >> > +#include <machine/rtems-bsd-user-space.h>
> >> > +
> >> > +/*-
> >> > + * Copyright (c) 2001 Mike Barcroft <m...@freebsd.org>
> >> > + * Copyright (c) 1990, 1993
> >> > + * The Regents of the University of California. All rights
> >> > reserved.
> >> > + *
> >> > + * This code is derived from software contributed to Berkeley by
> >> > + * Chris Torek.
> >> > + *
> >> > + * Redistribution and use in source and binary forms, with or without
> >> > + * modification, are permitted provided that the following conditions
> >> > + * are met:
> >> > + * 1. Redistributions of source code must retain the above copyright
> >> > + * notice, this list of conditions and the following disclaimer.
> >> > + * 2. Redistributions in binary form must reproduce the above
> copyright
> >> > + * notice, this list of conditions and the following disclaimer in
> >> > the
> >> > + * documentation and/or other materials provided with the
> >> > distribution.
> >> > + * 3. Neither the name of the University nor the names of its
> >> > contributors
> >> > + * may be used to endorse or promote products derived from this
> >> > software
> >> > + * without specific prior written permission.
> >> > + *
> >> > + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS
> IS''
> >> > AND
> >> > + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
> >> > THE
> >> > + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
> >> > PURPOSE
> >> > + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
> >> > LIABLE
> >> > + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
> >> > CONSEQUENTIAL
> >> > + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
> >> > GOODS
> >> > + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
> >> > INTERRUPTION)
> >> > + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
> CONTRACT,
> >> > STRICT
> >> > + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
> >> > ANY WAY
> >> > + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
> POSSIBILITY
> >> > OF
> >> > + * SUCH DAMAGE.
> >> > + */
> >> > +
> >> > +#if defined(LIBC_SCCS) && !defined(lint)
> >> > +static char sccsid[] = "@(#)strstr.c 8.1 (Berkeley) 6/4/93";
> >> > +#endif /* LIBC_SCCS and not lint */
> >> > +#include <sys/cdefs.h>
> >> > +__FBSDID("$FreeBSD$");
> >> > +
> >> > +#include <string.h>
> >> > +
> >> > +/*
> >> > + * Find the first occurrence of find in s, where the search is
> limited
> >> > to the
> >> > + * first slen characters of s.
> >> > + */
> >> > +char *
> >> > +strnstr(const char *s, const char *find, size_t slen)
> >> > +{
> >> > + char c, sc;
> >> > + size_t len;
> >> > +
> >> > + if ((c = *find++) != '\0') {
> >> > + len = strlen(find);
> >> > + do {
> >> > + do {
> >> > + if (slen-- < 1 || (sc = *s++) == '\0')
> >> > + return (NULL);
> >> > + } while (sc != c);
> >> > + if (len > slen)
> >> > + return (NULL);
> >> > + } while (strncmp(s, find, len) != 0);
> >> > + s--;
> >> > + }
> >> > + return ((char *)s);
> >> > +}
> >>
> >> This can definitely be added in newlib. Aditya may be able to assist
> >> in the process?
> >>
> >>
> >> Agreed. This should be as widely available to RTEMS applications as
> >> possible.
> >>
> >>
> >>
> >> > --
> >> > 2.7.4
> >> >
> >> > _______________________________________________
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> >> > devel@rtems.org
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> >> devel mailing list
> >> devel@rtems.org
> >> http://lists.rtems.org/mailman/listinfo/devel
> >>
> >>
> >
>
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