contrib/nvi2/catalog/dump.c

   1 /*-
   2  * Copyright (c) 1992, 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 #ifndef lint
  31 static char sccsid[] = "$Id: dump.c,v 8.2 2011/07/14 00:05:25 zy Exp $";
  32 #endif /* not lint */
  33
  34 #include <ctype.h>
  35 #include <stdio.h>
  36
  37 static void
  38 parse(FILE *fp)
  39 {
  40         int ch, s1, s2, s3;
  41
  42 #define TESTD(s) {                                                      \
  43         if ((s = getc(fp)) == EOF)                                      \
  44                 return;                                                 \
  45         if (!isdigit(s))                                                \
  46                 continue;                                               \
  47 }
  48 #define TESTP {                                                         \
  49         if ((ch = getc(fp)) == EOF)                                     \
  50                 return;                                                 \
  51         if (ch != '|')                                                  \
  52                 continue;                                               \
  53 }
  54 #define MOVEC(t) {                                                      \
  55         do {                                                            \
  56                 if ((ch = getc(fp)) == EOF)                             \
  57                         return;                                         \
  58         } while (ch != (t));                                            \
  59 }
  60         for (;;) {
  61                 MOVEC('"');
  62                 TESTD(s1);
  63                 TESTD(s2);
  64                 TESTD(s3);
  65                 TESTP;
  66                 putchar('"');
  67                 putchar(s1);
  68                 putchar(s2);
  69                 putchar(s3);
  70                 putchar('|');
  71                 for (;;) {              /* dump to end quote. */
  72                         if ((ch = getc(fp)) == EOF)
  73                                 return;
  74                         putchar(ch);
  75                         if (ch == '"')
  76                                 break;
  77                         if (ch == '\\') {
  78                                 if ((ch = getc(fp)) == EOF)
  79                                         return;
  80                                 putchar(ch);
  81                         }
  82                 }
  83                 putchar('\n');
  84         }
  85 }
  86
  87 int
  88 main(int argc, char *argv[])
  89 {
  90         FILE *fp;
  91
  92         for (; *argv != NULL; ++argv) {
  93                 if ((fp = fopen(*argv, "r")) == NULL) {
  94                         perror(*argv);
  95                         return (1);
  96                 }
  97                 parse(fp);
  98                 (void)fclose(fp);
  99         }
 100         return (0);
 101 }