441f3c9dac
EOF? The getopt(3) manpage clearly states that the return value is *-1*, not EOF! Besides, getopt(3) isn't reading from a file. :) Noticed-while: merging to 2.2 (where this is correct).
128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/*-
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* Copyright (c) 1992, 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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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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static char copyright[] =
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"@(#) Copyright (c) 1992, 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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static char sccsid[] = "@(#)pig.c 8.2 (Berkeley) 5/4/95";
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#endif /* not lint */
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#include <sys/types.h>
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#include <ctype.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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void pigout __P((char *, int));
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void usage __P((void));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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register int len;
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int ch;
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char buf[1024];
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while ((ch = getopt(argc, argv, "")) != -1)
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switch(ch) {
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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for (len = 0; (ch = getchar()) != EOF;) {
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if (isalpha(ch)) {
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if (len >= sizeof(buf)) {
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(void)fprintf(stderr, "pig: ate too much!\n");
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exit(1);
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}
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buf[len++] = ch;
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continue;
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}
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if (len != 0) {
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pigout(buf, len);
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len = 0;
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}
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(void)putchar(ch);
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}
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exit(0);
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}
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void
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pigout(buf, len)
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char *buf;
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int len;
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{
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register int ch, start;
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int olen;
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/*
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* If the word starts with a vowel, append "way". Don't treat 'y'
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* as a vowel if it appears first.
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*/
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if (index("aeiouAEIOU", buf[0]) != NULL) {
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(void)printf("%.*sway", len, buf);
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return;
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}
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/*
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* Copy leading consonants to the end of the word. The unit "qu"
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* isn't treated as a vowel.
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*/
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for (start = 0, olen = len;
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!index("aeiouyAEIOUY", buf[start]) && start < olen;) {
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ch = buf[len++] = buf[start++];
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if ((ch == 'q' || ch == 'Q') && start < olen &&
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(buf[start] == 'u' || buf[start] == 'U'))
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buf[len++] = buf[start++];
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}
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(void)printf("%.*say", olen, buf + start);
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: pig\n");
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exit(1);
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}
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