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Add '-c' for center (from FreeBSD)

This commit is contained in:
abs 2000-09-15 11:23:17 +00:00
parent 53d57897d0
commit ef12b8c845
2 changed files with 35 additions and 3 deletions
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8
usr.bin/fmt/fmt.1
View File

@ -1,4 +1,4 @@
.\" $NetBSD: fmt.1,v 1.4 1997/10/18 15:00:11 lukem Exp $
.\" $NetBSD: fmt.1,v 1.5 2000/09/15 11:23:17 abs Exp $
.\"
.\" Copyright (c) 1980, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
@ -41,6 +41,7 @@
.Nd simple text formatter
.Sh SYNOPSIS
.Nm
.Op Fl c
.Oo
.Ar goal
.Op Ar maximum
@ -60,6 +61,11 @@ to 65 and the maximum to 75. The spacing at the beginning of the
input lines is preserved in the output, as are blank lines and
interword spacing.
.Pp
.Fl c
instructs
.Nm fmt
to center the text.
.Pp
.Nm
is meant to format mail messages prior to sending, but may also be useful
for other simple tasks.

30
usr.bin/fmt/fmt.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: fmt.c,v 1.11 1999/11/02 21:17:16 jwise Exp $ */
/* $NetBSD: fmt.c,v 1.12 2000/09/15 11:23:17 abs Exp $ */
/*
* Copyright (c) 1980, 1993
@ -43,7 +43,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1993\n\
#if 0
static char sccsid[] = "@(#)fmt.c 8.1 (Berkeley) 7/20/93";
#endif
__RCSID("$NetBSD: fmt.c,v 1.11 1999/11/02 21:17:16 jwise Exp $");
__RCSID("$NetBSD: fmt.c,v 1.12 2000/09/15 11:23:17 abs Exp $");
#endif /* not lint */
#include <stdio.h>
@ -74,6 +74,7 @@ int max_length; /* Max line length in output */
int pfx; /* Current leading blank count */
int lineno; /* Current input line */
int mark; /* Last place we saw a head line */
int center;
char *headnames[] = {"To", "Subject", "Cc", 0};
@ -116,6 +117,11 @@ main(argc, argv)
/*
* LIZ@UOM 6/18/85 -- Check for goal and max length arguments
*/
if (argc > 1 && !strcmp(argv[1], "-c")) {
center++;
argc--;
argv++;
}
if (argc > 1 && (1 == (sscanf(argv[1], "%d", &number)))) {
argv++;
argc--;
@ -162,6 +168,26 @@ fmt(fi)
char *cp, *cp2;
int c, col, add_space;
if (center) {
while (1) {
cp = fgets(linebuf, BUFSIZ, fi);
if (!cp)
return;
while (*cp && isspace(*cp))
cp++;
cp2 = cp + strlen(cp) - 1;
while (cp2 > cp && isspace(*cp2))
cp2--;
if (cp == cp2)
putchar('\n');
col = cp2 - cp;
for (c = 0; c < (goal_length-col)/2; c++)
putchar(' ');
while (cp <= cp2)
putchar(*cp++);
putchar('\n');
}
}
c = getc(fi);
while (c != EOF) {
/*