1994-05-27 12:33:43 +00:00
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/*-
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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2017-02-28 23:42:47 +00:00
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* 3. Neither the name of the University nor the names of its contributors
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1994-05-27 12:33:43 +00:00
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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1997-08-07 06:42:37 +00:00
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static const char copyright[] =
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1994-05-27 12:33:43 +00:00
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"@(#) Copyright (c) 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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2002-04-28 11:00:34 +00:00
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static const char sccsid[] = "@(#)rs.c 8.1 (Berkeley) 6/6/93";
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1994-05-27 12:33:43 +00:00
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#endif /* not lint */
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/*
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* rs - reshape a data array
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* Author: John Kunze, Office of Comp. Affairs, UCB
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* BEWARE: lots of unfinished edges
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*/
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2002-04-28 11:00:34 +00:00
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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1997-08-07 06:42:37 +00:00
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#include <err.h>
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1994-05-27 12:33:43 +00:00
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#include <ctype.h>
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2011-02-07 18:10:18 +00:00
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#include <limits.h>
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1994-05-27 12:33:43 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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1998-02-20 04:48:37 +00:00
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#include <string.h>
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1994-05-27 12:33:43 +00:00
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2011-11-06 08:16:35 +00:00
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static long flags;
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1994-05-27 12:33:43 +00:00
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#define TRANSPOSE 000001
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#define MTRANSPOSE 000002
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#define ONEPERLINE 000004
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#define ONEISEPONLY 000010
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#define ONEOSEPONLY 000020
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#define NOTRIMENDCOL 000040
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#define SQUEEZE 000100
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#define SHAPEONLY 000200
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#define DETAILSHAPE 000400
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#define RIGHTADJUST 001000
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#define NULLPAD 002000
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#define RECYCLE 004000
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#define SKIPPRINT 010000
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#define ICOLBOUNDS 020000
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#define OCOLBOUNDS 040000
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#define ONEPERCHAR 0100000
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#define NOARGS 0200000
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2011-11-06 08:16:35 +00:00
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static short *colwidths;
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static short *cord;
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static short *icbd;
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static short *ocbd;
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static int nelem;
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static char **elem;
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static char **endelem;
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static char *curline;
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static int allocsize = BUFSIZ;
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static int curlen;
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static int irows, icols;
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static int orows = 0, ocols = 0;
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static int maxlen;
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static int skip;
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static int propgutter;
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static char isep = ' ', osep = ' ';
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static char blank[] = "";
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static int owidth = 80, gutter = 2;
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1994-05-27 12:33:43 +00:00
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2011-11-06 08:16:35 +00:00
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static void getargs(int, char *[]);
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static void getfile(void);
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2016-05-10 11:17:36 +00:00
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static int get_line(void);
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2011-11-06 08:16:35 +00:00
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static char *getlist(short **, char *);
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static char *getnum(int *, char *, int);
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static char **getptrs(char **);
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static void prepfile(void);
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static void prints(char *, int);
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static void putfile(void);
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2002-03-22 01:33:25 +00:00
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static void usage(void);
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1994-05-27 12:33:43 +00:00
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2001-09-10 15:09:12 +00:00
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#define INCR(ep) do { \
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if (++ep >= endelem) \
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ep = getptrs(ep); \
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} while(0)
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1994-05-27 12:33:43 +00:00
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int
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2002-04-28 11:00:34 +00:00
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main(int argc, char *argv[])
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1994-05-27 12:33:43 +00:00
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{
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getargs(argc, argv);
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getfile();
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if (flags & SHAPEONLY) {
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printf("%d %d\n", irows, icols);
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exit(0);
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}
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prepfile();
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putfile();
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exit(0);
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}
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2011-11-06 08:16:35 +00:00
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static void
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2002-04-28 11:00:34 +00:00
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getfile(void)
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1994-05-27 12:33:43 +00:00
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{
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2002-04-28 11:00:34 +00:00
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char *p;
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char *endp;
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2001-09-10 15:09:12 +00:00
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char **ep;
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2011-02-07 18:05:56 +00:00
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int c;
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1994-05-27 12:33:43 +00:00
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int multisep = (flags & ONEISEPONLY ? 0 : 1);
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int nullpad = flags & NULLPAD;
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char **padto;
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while (skip--) {
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2016-05-10 11:17:36 +00:00
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c = get_line();
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1994-05-27 12:33:43 +00:00
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if (flags & SKIPPRINT)
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puts(curline);
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2011-02-07 18:05:56 +00:00
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if (c == EOF)
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return;
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1994-05-27 12:33:43 +00:00
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}
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2016-05-10 11:17:36 +00:00
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get_line();
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1994-05-27 12:33:43 +00:00
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if (flags & NOARGS && curlen < owidth)
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flags |= ONEPERLINE;
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if (flags & ONEPERLINE)
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icols = 1;
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else /* count cols on first line */
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for (p = curline, endp = curline + curlen; p < endp; p++) {
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if (*p == isep && multisep)
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continue;
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icols++;
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while (*p && *p != isep)
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p++;
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}
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ep = getptrs(elem);
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do {
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if (flags & ONEPERLINE) {
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2001-09-10 15:09:12 +00:00
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*ep = curline;
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INCR(ep); /* prepare for next entry */
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1994-05-27 12:33:43 +00:00
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if (maxlen < curlen)
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maxlen = curlen;
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irows++;
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continue;
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}
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for (p = curline, endp = curline + curlen; p < endp; p++) {
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if (*p == isep && multisep)
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continue; /* eat up column separators */
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if (*p == isep) /* must be an empty column */
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2002-04-28 11:00:34 +00:00
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*ep = blank;
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1994-05-27 12:33:43 +00:00
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else /* store column entry */
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*ep = p;
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while (p < endp && *p != isep)
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p++; /* find end of entry */
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*p = '\0'; /* mark end of entry */
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if (maxlen < p - *ep) /* update maxlen */
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maxlen = p - *ep;
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2001-09-10 15:09:12 +00:00
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INCR(ep); /* prepare for next entry */
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1994-05-27 12:33:43 +00:00
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}
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irows++; /* update row count */
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if (nullpad) { /* pad missing entries */
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padto = elem + irows * icols;
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2001-09-10 15:09:12 +00:00
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while (ep < padto) {
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2002-04-28 11:00:34 +00:00
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*ep = blank;
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2001-09-10 15:09:12 +00:00
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INCR(ep);
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}
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1994-05-27 12:33:43 +00:00
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}
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2016-05-10 11:17:36 +00:00
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} while (get_line() != EOF);
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1994-05-27 12:33:43 +00:00
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*ep = 0; /* mark end of pointers */
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nelem = ep - elem;
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}
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|
2011-11-06 08:16:35 +00:00
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static void
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2002-04-28 11:00:34 +00:00
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putfile(void)
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1994-05-27 12:33:43 +00:00
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{
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2002-04-28 11:00:34 +00:00
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char **ep;
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int i, j, k;
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1994-05-27 12:33:43 +00:00
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ep = elem;
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if (flags & TRANSPOSE)
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for (i = 0; i < orows; i++) {
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for (j = i; j < nelem; j += orows)
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prints(ep[j], (j - i) / orows);
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putchar('\n');
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}
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else
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1996-05-26 18:26:55 +00:00
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for (i = k = 0; i < orows; i++) {
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for (j = 0; j < ocols; j++, k++)
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if (k < nelem)
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prints(ep[k], j);
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1994-05-27 12:33:43 +00:00
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putchar('\n');
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}
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}
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|
2011-11-06 08:16:35 +00:00
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static void
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2002-04-28 11:00:34 +00:00
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prints(char *s, int col)
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1994-05-27 12:33:43 +00:00
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{
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2002-04-28 11:00:34 +00:00
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int n;
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char *p = s;
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1994-05-27 12:33:43 +00:00
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while (*p)
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p++;
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n = (flags & ONEOSEPONLY ? 1 : colwidths[col] - (p - s));
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if (flags & RIGHTADJUST)
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while (n-- > 0)
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putchar(osep);
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for (p = s; *p; p++)
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putchar(*p);
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while (n-- > 0)
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putchar(osep);
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}
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|
1997-08-07 06:42:37 +00:00
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static void
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2002-04-28 11:00:34 +00:00
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usage(void)
|
1994-05-27 12:33:43 +00:00
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{
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fprintf(stderr,
|
1997-08-07 06:42:37 +00:00
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"usage: rs [-[csCS][x][kKgGw][N]tTeEnyjhHmz] [rows [cols]]\n");
|
1994-05-27 12:33:43 +00:00
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exit(1);
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}
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|
2011-11-06 08:16:35 +00:00
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static void
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2002-04-28 11:00:34 +00:00
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prepfile(void)
|
1994-05-27 12:33:43 +00:00
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{
|
2002-04-28 11:00:34 +00:00
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char **ep;
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int i;
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int j;
|
1994-05-27 12:33:43 +00:00
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char **lp;
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int colw;
|
2001-09-10 11:43:40 +00:00
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int max;
|
1994-05-27 12:33:43 +00:00
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int n;
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if (!nelem)
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exit(0);
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gutter += maxlen * propgutter / 100.0;
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colw = maxlen + gutter;
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if (flags & MTRANSPOSE) {
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orows = icols;
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ocols = irows;
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}
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else if (orows == 0 && ocols == 0) { /* decide rows and cols */
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ocols = owidth / colw;
|
2001-09-10 11:56:07 +00:00
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if (ocols == 0) {
|
1997-08-07 06:42:37 +00:00
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warnx("display width %d is less than column width %d",
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owidth, colw);
|
2001-09-10 11:56:07 +00:00
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ocols = 1;
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}
|
1994-05-27 12:33:43 +00:00
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if (ocols > nelem)
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ocols = nelem;
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orows = nelem / ocols + (nelem % ocols ? 1 : 0);
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}
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else if (orows == 0) /* decide on rows */
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orows = nelem / ocols + (nelem % ocols ? 1 : 0);
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else if (ocols == 0) /* decide on cols */
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ocols = nelem / orows + (nelem % orows ? 1 : 0);
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lp = elem + orows * ocols;
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while (lp > endelem) {
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getptrs(elem + nelem);
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lp = elem + orows * ocols;
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}
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if (flags & RECYCLE) {
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for (ep = elem + nelem; ep < lp; ep++)
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*ep = *(ep - nelem);
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nelem = lp - elem;
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}
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if (!(colwidths = (short *) malloc(ocols * sizeof(short))))
|
1997-08-07 06:42:37 +00:00
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errx(1, "malloc");
|
1994-05-27 12:33:43 +00:00
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if (flags & SQUEEZE) {
|
2001-09-10 11:43:40 +00:00
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ep = elem;
|
1994-05-27 12:33:43 +00:00
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if (flags & TRANSPOSE)
|
2001-09-10 11:43:40 +00:00
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for (i = 0; i < ocols; i++) {
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max = 0;
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for (j = 0; *ep != NULL && j < orows; j++)
|
1994-05-27 12:33:43 +00:00
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if ((n = strlen(*ep++)) > max)
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max = n;
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colwidths[i] = max + gutter;
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}
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else
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for (i = 0; i < ocols; i++) {
|
2001-09-10 11:43:40 +00:00
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max = 0;
|
1994-05-27 12:33:43 +00:00
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for (j = i; j < nelem; j += ocols)
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if ((n = strlen(ep[j])) > max)
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max = n;
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colwidths[i] = max + gutter;
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}
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}
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/* for (i = 0; i < orows; i++) {
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for (j = i; j < nelem; j += orows)
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prints(ep[j], (j - i) / orows);
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|
|
putchar('\n');
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|
|
}
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|
else
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|
for (i = 0; i < orows; i++) {
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|
for (j = 0; j < ocols; j++)
|
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|
prints(*ep++, j);
|
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|
|
putchar('\n');
|
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|
|
}*/
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|
else
|
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|
for (i = 0; i < ocols; i++)
|
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|
colwidths[i] = colw;
|
|
|
|
if (!(flags & NOTRIMENDCOL)) {
|
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|
|
if (flags & RIGHTADJUST)
|
|
|
|
colwidths[0] -= gutter;
|
|
|
|
else
|
|
|
|
colwidths[ocols - 1] = 0;
|
|
|
|
}
|
|
|
|
n = orows * ocols;
|
|
|
|
if (n > nelem && (flags & RECYCLE))
|
|
|
|
nelem = n;
|
|
|
|
/*for (i = 0; i < ocols; i++)
|
1997-08-07 06:42:37 +00:00
|
|
|
warnx("%d is colwidths, nelem %d", colwidths[i], nelem);*/
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
|
2011-02-07 18:10:18 +00:00
|
|
|
#define BSIZE (LINE_MAX * 2)
|
2011-11-06 08:16:35 +00:00
|
|
|
static char ibuf[BSIZE];
|
1994-05-27 12:33:43 +00:00
|
|
|
|
2011-11-06 08:16:35 +00:00
|
|
|
static int
|
2016-05-10 11:17:36 +00:00
|
|
|
get_line(void) /* get line; maintain curline, curlen; manage storage */
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
|
|
|
static int putlength;
|
|
|
|
static char *endblock = ibuf + BSIZE;
|
2002-04-28 11:00:34 +00:00
|
|
|
char *p;
|
|
|
|
int c, i;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
if (!irows) {
|
|
|
|
curline = ibuf;
|
|
|
|
putlength = flags & DETAILSHAPE;
|
|
|
|
}
|
|
|
|
else if (skip <= 0) { /* don't waste storage */
|
|
|
|
curline += curlen + 1;
|
2002-06-07 07:08:06 +00:00
|
|
|
if (putlength) { /* print length, recycle storage */
|
1994-05-27 12:33:43 +00:00
|
|
|
printf(" %d line %d\n", curlen, irows);
|
2002-06-07 07:08:06 +00:00
|
|
|
curline = ibuf;
|
|
|
|
}
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
2011-02-07 18:10:18 +00:00
|
|
|
if (!putlength && endblock - curline < LINE_MAX + 1) { /* need storage */
|
1994-05-27 12:33:43 +00:00
|
|
|
/*ww = endblock-curline; tt += ww;*/
|
|
|
|
/*printf("#wasted %d total %d\n",ww,tt);*/
|
|
|
|
if (!(curline = (char *) malloc(BSIZE)))
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1, "file too large");
|
1994-05-27 12:33:43 +00:00
|
|
|
endblock = curline + BSIZE;
|
|
|
|
/*printf("#endb %d curline %d\n",endblock,curline);*/
|
|
|
|
}
|
2011-02-07 18:10:18 +00:00
|
|
|
for (p = curline, i = 0;; *p++ = c, i++) {
|
|
|
|
if ((c = getchar()) == EOF)
|
1994-05-27 12:33:43 +00:00
|
|
|
break;
|
2011-02-07 18:10:18 +00:00
|
|
|
if (i >= LINE_MAX)
|
|
|
|
errx(1, "maximum line length (%d) exceeded", LINE_MAX);
|
|
|
|
if (c == '\n')
|
|
|
|
break;
|
|
|
|
}
|
1994-05-27 12:33:43 +00:00
|
|
|
*p = '\0';
|
2011-02-07 18:10:18 +00:00
|
|
|
curlen = i;
|
1994-05-27 12:33:43 +00:00
|
|
|
return(c);
|
|
|
|
}
|
|
|
|
|
2011-11-06 08:16:35 +00:00
|
|
|
static char **
|
2002-04-28 11:00:34 +00:00
|
|
|
getptrs(char **sp)
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2001-09-10 15:09:12 +00:00
|
|
|
char **p;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
2001-09-10 15:09:12 +00:00
|
|
|
allocsize += allocsize;
|
|
|
|
p = (char **)realloc(elem, allocsize * sizeof(char *));
|
|
|
|
if (p == NULL)
|
|
|
|
err(1, "no memory");
|
|
|
|
|
|
|
|
sp += (p - elem);
|
|
|
|
endelem = (elem = p) + allocsize;
|
|
|
|
return(sp);
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
|
2011-11-06 08:16:35 +00:00
|
|
|
static void
|
2002-04-28 11:00:34 +00:00
|
|
|
getargs(int ac, char *av[])
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2002-04-28 11:00:34 +00:00
|
|
|
char *p;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
if (ac == 1) {
|
|
|
|
flags |= NOARGS | TRANSPOSE;
|
|
|
|
}
|
|
|
|
while (--ac && **++av == '-')
|
|
|
|
for (p = *av+1; *p; p++)
|
|
|
|
switch (*p) {
|
|
|
|
case 'T':
|
|
|
|
flags |= MTRANSPOSE;
|
|
|
|
case 't':
|
|
|
|
flags |= TRANSPOSE;
|
|
|
|
break;
|
|
|
|
case 'c': /* input col. separator */
|
|
|
|
flags |= ONEISEPONLY;
|
|
|
|
case 's': /* one or more allowed */
|
|
|
|
if (p[1])
|
|
|
|
isep = *++p;
|
|
|
|
else
|
|
|
|
isep = '\t'; /* default is ^I */
|
|
|
|
break;
|
|
|
|
case 'C':
|
|
|
|
flags |= ONEOSEPONLY;
|
|
|
|
case 'S':
|
|
|
|
if (p[1])
|
|
|
|
osep = *++p;
|
|
|
|
else
|
|
|
|
osep = '\t'; /* default is ^I */
|
|
|
|
break;
|
|
|
|
case 'w': /* window width, default 80 */
|
|
|
|
p = getnum(&owidth, p, 0);
|
|
|
|
if (owidth <= 0)
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1, "width must be a positive integer");
|
1994-05-27 12:33:43 +00:00
|
|
|
break;
|
|
|
|
case 'K': /* skip N lines */
|
|
|
|
flags |= SKIPPRINT;
|
|
|
|
case 'k': /* skip, do not print */
|
|
|
|
p = getnum(&skip, p, 0);
|
|
|
|
if (!skip)
|
|
|
|
skip = 1;
|
|
|
|
break;
|
|
|
|
case 'm':
|
|
|
|
flags |= NOTRIMENDCOL;
|
|
|
|
break;
|
|
|
|
case 'g': /* gutter space */
|
|
|
|
p = getnum(&gutter, p, 0);
|
|
|
|
break;
|
|
|
|
case 'G':
|
|
|
|
p = getnum(&propgutter, p, 0);
|
|
|
|
break;
|
|
|
|
case 'e': /* each line is an entry */
|
|
|
|
flags |= ONEPERLINE;
|
|
|
|
break;
|
|
|
|
case 'E':
|
|
|
|
flags |= ONEPERCHAR;
|
|
|
|
break;
|
|
|
|
case 'j': /* right adjust */
|
|
|
|
flags |= RIGHTADJUST;
|
|
|
|
break;
|
|
|
|
case 'n': /* null padding for missing values */
|
|
|
|
flags |= NULLPAD;
|
|
|
|
break;
|
|
|
|
case 'y':
|
|
|
|
flags |= RECYCLE;
|
|
|
|
break;
|
|
|
|
case 'H': /* print shape only */
|
|
|
|
flags |= DETAILSHAPE;
|
|
|
|
case 'h':
|
|
|
|
flags |= SHAPEONLY;
|
|
|
|
break;
|
|
|
|
case 'z': /* squeeze col width */
|
|
|
|
flags |= SQUEEZE;
|
|
|
|
break;
|
|
|
|
/*case 'p':
|
|
|
|
ipagespace = atoi(++p); (default is 1)
|
|
|
|
break;*/
|
|
|
|
case 'o': /* col order */
|
|
|
|
p = getlist(&cord, p);
|
|
|
|
break;
|
|
|
|
case 'b':
|
|
|
|
flags |= ICOLBOUNDS;
|
|
|
|
p = getlist(&icbd, p);
|
|
|
|
break;
|
|
|
|
case 'B':
|
|
|
|
flags |= OCOLBOUNDS;
|
|
|
|
p = getlist(&ocbd, p);
|
|
|
|
break;
|
|
|
|
default:
|
1997-08-07 06:42:37 +00:00
|
|
|
usage();
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
/*if (!osep)
|
|
|
|
osep = isep;*/
|
|
|
|
switch (ac) {
|
|
|
|
/*case 3:
|
|
|
|
opages = atoi(av[2]);*/
|
|
|
|
case 2:
|
2005-04-28 12:37:15 +00:00
|
|
|
if ((ocols = atoi(av[1])) < 0)
|
|
|
|
ocols = 0;
|
1994-05-27 12:33:43 +00:00
|
|
|
case 1:
|
2005-04-28 12:37:15 +00:00
|
|
|
if ((orows = atoi(av[0])) < 0)
|
|
|
|
orows = 0;
|
1994-05-27 12:33:43 +00:00
|
|
|
case 0:
|
|
|
|
break;
|
|
|
|
default:
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1, "too many arguments");
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-11-06 08:16:35 +00:00
|
|
|
static char *
|
2002-04-28 11:00:34 +00:00
|
|
|
getlist(short **list, char *p)
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2002-04-28 11:00:34 +00:00
|
|
|
int count = 1;
|
|
|
|
char *t;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
|
|
|
for (t = p + 1; *t; t++) {
|
2004-07-15 10:26:38 +00:00
|
|
|
if (!isdigit((unsigned char)*t))
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1,
|
|
|
|
"option %.1s requires a list of unsigned numbers separated by commas", t);
|
1994-05-27 12:33:43 +00:00
|
|
|
count++;
|
2004-07-15 10:26:38 +00:00
|
|
|
while (*t && isdigit((unsigned char)*t))
|
1994-05-27 12:33:43 +00:00
|
|
|
t++;
|
|
|
|
if (*t != ',')
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (!(*list = (short *) malloc(count * sizeof(short))))
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1, "no list space");
|
1994-05-27 12:33:43 +00:00
|
|
|
count = 0;
|
|
|
|
for (t = p + 1; *t; t++) {
|
|
|
|
(*list)[count++] = atoi(t);
|
|
|
|
printf("++ %d ", (*list)[count-1]);
|
|
|
|
fflush(stdout);
|
2004-07-15 10:26:38 +00:00
|
|
|
while (*t && isdigit((unsigned char)*t))
|
1994-05-27 12:33:43 +00:00
|
|
|
t++;
|
|
|
|
if (*t != ',')
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
(*list)[count] = 0;
|
|
|
|
return(t - 1);
|
|
|
|
}
|
|
|
|
|
2002-04-28 11:00:34 +00:00
|
|
|
/*
|
|
|
|
* num = number p points to; if (strict) complain
|
|
|
|
* returns pointer to end of num
|
|
|
|
*/
|
2011-11-06 08:16:35 +00:00
|
|
|
static char *
|
2002-04-28 11:00:34 +00:00
|
|
|
getnum(int *num, char *p, int strict)
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2002-04-28 11:00:34 +00:00
|
|
|
char *t = p;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
2004-07-15 10:26:38 +00:00
|
|
|
if (!isdigit((unsigned char)*++t)) {
|
1994-05-27 12:33:43 +00:00
|
|
|
if (strict || *t == '-' || *t == '+')
|
1997-08-07 06:42:37 +00:00
|
|
|
errx(1, "option %.1s requires an unsigned integer", p);
|
1994-05-27 12:33:43 +00:00
|
|
|
*num = 0;
|
|
|
|
return(p);
|
|
|
|
}
|
|
|
|
*num = atoi(t);
|
|
|
|
while (*++t)
|
2004-07-15 10:26:38 +00:00
|
|
|
if (!isdigit((unsigned char)*t))
|
1994-05-27 12:33:43 +00:00
|
|
|
break;
|
|
|
|
return(--t);
|
|
|
|
}
|