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/*-
* Copyright (c) 1992, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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.
*
* $Id: fmt.c,v 1.6 1995/10/23 21:03:40 ache Exp $
*/
#ifndef lint
static char const sccsid[] = "@(#)fmt.c 8.4 (Berkeley) 4/15/94";
#endif /* not lint */
#include <sys/param.h>
#include <sys/syslimits.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <vis.h>
#include "ps.h"
static char *cmdpart __P((char *));
static char *shquote __P((char **));
/*
* XXX
* This is a stub until marc does the real one.
*/
static char *
shquote(argv)
char **argv;
{
char **p, *dst, *src;
static char buf[ARG_MAX]; /* XXX */
if (*argv == 0) {
buf[0] = 0;
return (buf);
}
dst = buf;
for (p = argv; (src = *p++) != 0; ) {
if (*src == 0)
continue;
strvis(dst, src, VIS_NL | VIS_CSTYLE);
while (*dst)
dst++;
*dst++ = ' ';
}
/* Chop off trailing space */
if (dst != buf)
dst--;
*dst = '\0';
return (buf);
}
static char *
cmdpart(arg0)
char *arg0;
{
char *cp;
return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0);
}
char *
fmt_argv(argv, cmd, maxlen)
char **argv;
char *cmd;
int maxlen;
{
int len;
char *ap, *cp;
if (argv == 0 || argv[0] == 0) {
if (cmd == NULL)
return ("");
ap = NULL;
len = maxlen + 3;
} else {
ap = shquote(argv);
len = strlen(ap) + maxlen + 4;
}
if ((cp = malloc(len)) == NULL)
return (NULL);
if (ap == NULL)
sprintf(cp, " (%.*s)", maxlen, cmd);
else if (strncmp(cmdpart(argv[0]), cmd, maxlen) != 0)
sprintf(cp, "%s (%.*s)", ap, maxlen, cmd);
else
(void) strcpy(cp, ap);
return (cp);
}
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