755cc40c21
This version incorporates many fixes in particular a fix for vi -w Another approach was proposed to merge those fixes (see review), I find it easier to track changes if we keep importing snapshot on regular basis PR: 241985 Reported by: fernape Differential Revision: https://reviews.freebsd.org/D26158
99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/*-
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* Copyright (c) 1992, 1993, 1994
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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. 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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#include <ctype.h>
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#include <ctype.h>
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#include <stdio.h>
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static void
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parse(FILE *fp)
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{
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int ch, s1, s2, s3;
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#define TESTD(s) do { \
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if ((s = getc(fp)) == EOF) \
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return; \
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if (!isdigit(s)) \
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continue; \
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} while (0)
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#define TESTP do { \
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if ((ch = getc(fp)) == EOF) \
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return; \
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if (ch != '|') \
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continue; \
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} while (0)
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#define MOVEC(t) do { \
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do { \
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if ((ch = getc(fp)) == EOF) \
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return; \
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} while (ch != (t)); \
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} while (0)
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for (;;) {
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MOVEC('"');
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TESTD(s1);
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TESTD(s2);
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TESTD(s3);
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TESTP;
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putchar('"');
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putchar(s1);
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putchar(s2);
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putchar(s3);
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putchar('|');
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for (;;) { /* dump to end quote. */
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if ((ch = getc(fp)) == EOF)
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return;
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putchar(ch);
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if (ch == '"')
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break;
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if (ch == '\\') {
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if ((ch = getc(fp)) == EOF)
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return;
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putchar(ch);
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}
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}
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putchar('\n');
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}
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}
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int
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main(int argc, char *argv[])
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{
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FILE *fp;
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for (; *argv != NULL; ++argv) {
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if ((fp = fopen(*argv, "r")) == NULL) {
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perror(*argv);
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return (1);
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}
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parse(fp);
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(void)fclose(fp);
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}
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return (0);
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}
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