fmt.c revision 6971
11556Srgrimes/*- 21556Srgrimes * Copyright (c) 1992, 1993, 1994 31556Srgrimes * The Regents of the University of California. All rights reserved. 41556Srgrimes * 51556Srgrimes * Redistribution and use in source and binary forms, with or without 61556Srgrimes * modification, are permitted provided that the following conditions 71556Srgrimes * are met: 81556Srgrimes * 1. Redistributions of source code must retain the above copyright 91556Srgrimes * notice, this list of conditions and the following disclaimer. 101556Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111556Srgrimes * notice, this list of conditions and the following disclaimer in the 121556Srgrimes * documentation and/or other materials provided with the distribution. 131556Srgrimes * 3. All advertising materials mentioning features or use of this software 141556Srgrimes * must display the following acknowledgement: 151556Srgrimes * This product includes software developed by the University of 161556Srgrimes * California, Berkeley and its contributors. 171556Srgrimes * 4. Neither the name of the University nor the names of its contributors 181556Srgrimes * may be used to endorse or promote products derived from this software 191556Srgrimes * without specific prior written permission. 201556Srgrimes * 211556Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221556Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231556Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241556Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251556Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261556Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271556Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281556Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291556Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301556Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311556Srgrimes * SUCH DAMAGE. 323044Sdg * 336971Sdg * $Id: fmt.c,v 1.4 1994/11/10 23:25:12 ats Exp $ 341556Srgrimes */ 351556Srgrimes 361556Srgrimes#ifndef lint 371556Srgrimesstatic char sccsid[] = "@(#)fmt.c 8.4 (Berkeley) 4/15/94"; 381556Srgrimes#endif /* not lint */ 391556Srgrimes 401556Srgrimes#include <sys/param.h> 414347Sats#include <sys/syslimits.h> 421556Srgrimes#include <sys/time.h> 431556Srgrimes#include <sys/resource.h> 441556Srgrimes#include <ctype.h> 451556Srgrimes#include <stdio.h> 461556Srgrimes#include <stdlib.h> 471556Srgrimes#include <string.h> 481556Srgrimes#include <vis.h> 491556Srgrimes#include "ps.h" 501556Srgrimes 511556Srgrimesstatic char *cmdpart __P((char *)); 521556Srgrimesstatic char *shquote __P((char **)); 531556Srgrimes 541556Srgrimes/* 551556Srgrimes * XXX 561556Srgrimes * This is a stub until marc does the real one. 571556Srgrimes */ 581556Srgrimesstatic char * 591556Srgrimesshquote(argv) 601556Srgrimes char **argv; 611556Srgrimes{ 621556Srgrimes char **p, *dst, *src; 634347Sats static char buf[ARG_MAX]; /* XXX */ 641556Srgrimes 651556Srgrimes if (*argv == 0) { 661556Srgrimes buf[0] = 0; 671556Srgrimes return (buf); 681556Srgrimes } 691556Srgrimes dst = buf; 701556Srgrimes for (p = argv; (src = *p++) != 0; ) { 711556Srgrimes if (*src == 0) 721556Srgrimes continue; 731556Srgrimes strvis(dst, src, VIS_NL | VIS_CSTYLE); 741556Srgrimes while (*dst) 751556Srgrimes dst++; 761556Srgrimes *dst++ = ' '; 771556Srgrimes } 786971Sdg /* Chop off trailing space */ 796971Sdg if (dst != buf) 806971Sdg dst--; 811556Srgrimes *dst = '\0'; 821556Srgrimes return (buf); 831556Srgrimes} 841556Srgrimes 851556Srgrimesstatic char * 861556Srgrimescmdpart(arg0) 871556Srgrimes char *arg0; 881556Srgrimes{ 891556Srgrimes char *cp; 901556Srgrimes 911556Srgrimes return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0); 921556Srgrimes} 931556Srgrimes 941556Srgrimeschar * 951556Srgrimesfmt_argv(argv, cmd, maxlen) 961556Srgrimes char **argv; 971556Srgrimes char *cmd; 981556Srgrimes int maxlen; 991556Srgrimes{ 1001556Srgrimes int len; 1011556Srgrimes char *ap, *cp; 1021556Srgrimes 1031556Srgrimes if (argv == 0 || argv[0] == 0) { 1041556Srgrimes if (cmd == NULL) 1051556Srgrimes return (""); 1061556Srgrimes ap = NULL; 1071556Srgrimes len = maxlen + 3; 1081556Srgrimes } else { 1091556Srgrimes ap = shquote(argv); 1101556Srgrimes len = strlen(ap) + maxlen + 4; 1111556Srgrimes } 1121556Srgrimes if ((cp = malloc(len)) == NULL) 1131556Srgrimes return (NULL); 1141556Srgrimes if (ap == NULL) 1156971Sdg sprintf(cp, " (%.*s)", maxlen, cmd); 1161556Srgrimes else if (strncmp(cmdpart(argv[0]), cmd, maxlen) != 0) 1176971Sdg sprintf(cp, "%s (%.*s)", ap, maxlen, cmd); 1181556Srgrimes else 1191556Srgrimes (void) strcpy(cp, ap); 1201556Srgrimes return (cp); 1211556Srgrimes} 122