suckless/slstatus
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removed strlcat dependency (was used only once)

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Aaron Marcher 2017-01-07 22:31:46 +01:00
parent 32bb92453a
commit 688e2e783d
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GPG key ID: 74B048E5C2474F9A
2 changed files with 1 additions and 61 deletions
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55
extern/strlcat.h vendored
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@ -1,55 +0,0 @@
/* $OpenBSD: strlcat.c,v 1.16 2015/08/31 02:53:57 guenther Exp $ */
/*
* Copyright (c) 1998, 2015 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.
*/
#include <sys/types.h>
#include <string.h>
/*
* Appends src to string dst of size dsize (unlike strncat, dsize is the
* full size of dst, not space left). At most dsize-1 characters
* will be copied. Always NUL terminates (unless dsize <= strlen(dst)).
* Returns strlen(src) + MIN(dsize, strlen(initial dst)).
* If retval >= dsize, truncation occurred.
*/
size_t
strlcat(char *dst, const char *src, size_t dsize)
{
const char *odst = dst;
const char *osrc = src;
size_t n = dsize;
size_t dlen;
/* Find the end of dst and adjust bytes left but don't go past end. */
while (n-- != 0 && *dst != '\0')
dst++;
dlen = dst - odst;
n = dsize - dlen;
if (n-- == 0)
return(dlen + strlen(src));
while (*src != '\0') {
if (n != 0) {
*dst++ = *src;
n--;
}
src++;
}
*dst = '\0';
return(dlen + (src - osrc)); /* count does not include NUL */
}

7
slstatus.c
View file

@ -25,10 +25,7 @@
#include <unistd.h>
#include <X11/Xlib.h>
#undef strlcat
#include "extern/arg.h"
#include "extern/strlcat.h"
struct arg {
char *(*func)();
@ -811,9 +808,7 @@ main(int argc, char *argv[])
element = smprintf("%s", UNKNOWN_STR);
warnx("Failed to format output");
}
if (strlcat(status_string, element, sizeof(status_string)) >= sizeof(status_string)) {
warnx("Output too long");
}
strncat(status_string, element, sizeof(status_string) - strlen(status_string) - 1);
free(res);
free(element);
}