* Copyright (c) 1989, 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
* 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
static char copyright
[] =
"@(#) Copyright (c) 1989, 1993, 1994\n\
The Regents of the University of California. All rights reserved.\n";
static char sccsid
[] = "@(#)column.c 8.3 (Berkeley) 4/2/94";
void c_columnate
__P((void));
void *emalloc
__P((int));
void input
__P((FILE *));
void maketbl
__P((void));
void r_columnate
__P((void));
int termwidth
= 80; /* default terminal width */
int entries
; /* number of records */
int eval
; /* exit value */
int maxlength
; /* longest record */
char **list
; /* array of pointers to records */
char *separator
= "\t "; /* field separator for table option */
if (ioctl(1, TIOCGWINSZ
, &win
) == -1 || !win
.ws_col
) {
if (p
= getenv("COLUMNS"))
while ((ch
= getopt(argc
, argv
, "c:s:tx")) != EOF
)
termwidth
= atoi(optarg
);
else for (; *argv
; ++argv
)
if (fp
= fopen(*argv
, "r")) {
else if (maxlength
>= termwidth
)
int chcnt
, col
, cnt
, endcol
, numcols
;
maxlength
= (maxlength
+ TAB
) & ~(TAB
- 1);
numcols
= termwidth
/ maxlength
;
for (chcnt
= col
= 0, lp
= list
;; ++lp
) {
chcnt
+= printf("%s", *lp
);
while ((cnt
= (chcnt
+ TAB
& ~(TAB
- 1))) <= endcol
) {
int base
, chcnt
, cnt
, col
, endcol
, numcols
, numrows
, row
;
maxlength
= (maxlength
+ TAB
) & ~(TAB
- 1);
numcols
= termwidth
/ maxlength
;
numrows
= entries
/ numcols
;
for (row
= 0; row
< numrows
; ++row
) {
for (base
= row
, chcnt
= col
= 0; col
< numcols
; ++col
) {
chcnt
+= printf("%s", list
[base
]);
if ((base
+= numrows
) >= entries
)
while ((cnt
= (chcnt
+ TAB
& ~(TAB
- 1))) <= endcol
) {
for (cnt
= entries
, lp
= list
; cnt
--; ++lp
)
(void)printf("%s\n", *lp
);
t
= tbl
= emalloc(entries
* sizeof(TBL
));
cols
= emalloc((maxcols
= DEFCOLS
) * sizeof(char *));
lens
= emalloc(maxcols
* sizeof(int));
for (cnt
= 0, lp
= list
; cnt
< entries
; ++cnt
, ++lp
, ++t
) {
for (coloff
= 0, p
= *lp
; cols
[coloff
] = strtok(p
, separator
);
if (++coloff
== maxcols
) {
if (!(cols
= realloc(cols
, (u_int
)maxcols
+
DEFCOLS
* sizeof(char *))) ||
(u_int
)maxcols
+ DEFCOLS
* sizeof(int))))
memset((char *)lens
+ maxcols
* sizeof(int),
0, DEFCOLS
* sizeof(int));
t
->list
= emalloc(coloff
* sizeof(char *));
t
->len
= emalloc(coloff
* sizeof(int));
for (t
->cols
= coloff
; --coloff
>= 0;) {
t
->list
[coloff
] = cols
[coloff
];
t
->len
[coloff
] = strlen(cols
[coloff
]);
if (t
->len
[coloff
] > lens
[coloff
])
lens
[coloff
] = t
->len
[coloff
];
for (cnt
= 0, t
= tbl
; cnt
< entries
; ++cnt
, ++t
) {
for (coloff
= 0; coloff
< t
->cols
- 1; ++coloff
)
(void)printf("%s%*s", t
->list
[coloff
],
lens
[coloff
] - t
->len
[coloff
] + 2, " ");
(void)printf("%s\n", t
->list
[coloff
]);
#define MAXLINELEN (LINE_MAX + 1)
char *p
, buf
[MAXLINELEN
];
list
= emalloc((maxentry
= DEFNUM
) * sizeof(char *));
while (fgets(buf
, MAXLINELEN
, fp
)) {
for (p
= buf
; *p
&& isspace(*p
); ++p
);
if (!(p
= strchr(p
, '\n'))) {
if (entries
== maxentry
) {
if (!(list
= realloc(list
,
(u_int
)maxentry
* sizeof(char *))))
list
[entries
++] = strdup(buf
);
"usage: column [-tx] [-c columns] [file ...]\n");