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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 1.6.2.1 1997/03/10 19:10:52 guido Exp $
- */
-
- #ifndef lint
- static char 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[4*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);
- }
-