diff options
Diffstat (limited to 'usr.bin/colrm/colrm.c')
| -rw-r--r-- | usr.bin/colrm/colrm.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/usr.bin/colrm/colrm.c b/usr.bin/colrm/colrm.c deleted file mode 100644 index a7c7a65..0000000 --- a/usr.bin/colrm/colrm.c +++ /dev/null @@ -1,167 +0,0 @@ -/*- - * Copyright (c) 1991, 1993 - * 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. - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1991, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)colrm.c 8.1 (Berkeley) 6/6/93"; -#endif /* not lint */ - -#include <sys/types.h> -#include <limits.h> -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#define TAB 8 - -void err __P((const char *, ...)); -void check __P((FILE *)); -void usage __P((void)); - -int -main(argc, argv) - int argc; - char *argv[]; -{ - register u_long column, start, stop; - register int ch; - char *p; - - while ((ch = getopt(argc, argv, "")) != EOF) - switch(ch) { - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - start = stop = 0; - switch(argc) { - case 2: - stop = strtol(argv[1], &p, 10); - if (stop <= 0 || *p) - err("illegal column -- %s", argv[1]); - /* FALLTHROUGH */ - case 1: - start = strtol(argv[0], &p, 10); - if (start <= 0 || *p) - err("illegal column -- %s", argv[0]); - break; - case 0: - break; - default: - usage(); - } - - if (stop && start > stop) - err("illegal start and stop columns"); - - for (column = 0;;) { - switch (ch = getchar()) { - case EOF: - check(stdin); - break; - case '\b': - if (column) - --column; - break; - case '\n': - column = 0; - break; - case '\t': - column = (column + TAB) & ~(TAB - 1); - break; - default: - ++column; - break; - } - - if ((!start || column < start || stop && column > stop) && - putchar(ch) == EOF) - check(stdout); - } -} - -void -check(stream) - FILE *stream; -{ - if (feof(stream)) - exit(0); - if (ferror(stream)) - err("%s: %s", - stream == stdin ? "stdin" : "stdout", strerror(errno)); -} - -void -usage() -{ - (void)fprintf(stderr, "usage: colrm [start [stop]]\n"); - exit(1); -} - -#if __STDC__ -#include <stdarg.h> -#else -#include <varargs.h> -#endif - -void -#if __STDC__ -err(const char *fmt, ...) -#else -err(fmt, va_alist) - char *fmt; - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - va_start(ap); -#endif - (void)fprintf(stderr, "colrm: "); - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - exit(1); - /* NOTREACHED */ -} |
