tAdd working copy of strlcpy(3) - scribo - Email-based phlog generator
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       ---
 (DIR) commit 37e8d4f3e903d7e5ff317d317168b7ab49d7c171
 (DIR) parent c80c9cf06a1244d9815493a9844efa6dbd1140e8
 (HTM) Author: Willy Goiffon <dev@z3bra.org>
       Date:   Mon,  7 Sep 2020 17:08:08 +0200
       
       Add working copy of strlcpy(3)
       
       Diffstat:
         M makefile                            |       2 +-
         A strlcpy.c                           |      56 +++++++++++++++++++++++++++++++
       
       2 files changed, 57 insertions(+), 1 deletion(-)
       ---
 (DIR) diff --git a/makefile b/makefile
       t@@ -2,7 +2,7 @@ include config.mk
        
        .SUFFIXES: .h .def.h
        
       -scribo: scribo.o rfc5322.o
       +scribo: scribo.o rfc5322.o strlcpy.o
        scribo.o: config.h
        
        .def.h.h:
 (DIR) diff --git a/strlcpy.c b/strlcpy.c
       t@@ -0,0 +1,56 @@
       +/* NOTE: This code was adapted from openbsd-compat/strlcpy.c in OpenSSH */
       +
       +/*        $OpenBSD: strlcpy.c,v 1.11 2006/05/05 15:27:38 millert Exp $        */
       +
       +/*
       + * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
       + *
       + * Permission to use, copy, modify, and distribute this software for any
       + * purpose with or without fee is hereby granted, provided that the above
       + * copyright notice and this permission notice appear in all copies.
       + *
       + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
       + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
       + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
       + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
       + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
       + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
       + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
       + */
       +
       +/* OPENBSD ORIGINAL: lib/libc/string/strlcpy.c */
       +
       +#include <sys/types.h>
       +#include <string.h>
       +
       +/*
       + * Copy src to string dst of size siz.  At most siz-1 characters
       + * will be copied.  Always NUL terminates (unless siz == 0).
       + * Returns strlen(src); if retval >= siz, truncation occurred.
       + */
       +size_t
       +strlcpy(char *dst, const char *src, size_t siz)
       +{
       +        char *d = dst;
       +        const char *s = src;
       +        size_t n = siz;
       +
       +        /* Copy as many bytes as will fit */
       +        if (n != 0) {
       +                while (--n != 0) {
       +                        if ((*d++ = *s++) == '\0')
       +                                break;
       +                }
       +        }
       +
       +        /* Not enough room in dst, add NUL and traverse rest of src */
       +        if (n == 0) {
       +                if (siz != 0)
       +                        *d = '\0';                /* NUL-terminate dst */
       +                while (*s++)
       +                        ;
       +        }
       +
       +        return(s - src - 1);        /* count does not include NUL */
       +}
       +