contrib/nvi/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 #include <ctype.h>
  31 #include <ctype.h>
  32 #include <stdio.h>
  33
  34 static void
  35 parse(FILE *fp)
  36 {
  37         int ch, s1, s2, s3;
  38
  39 #define TESTD(s) {                                                      \
  40         if ((s = getc(fp)) == EOF)                                      \
  41                 return;                                                 \
  42         if (!isdigit(s))                                                \
  43                 continue;                                               \
  44 }
  45 #define TESTP {                                                         \
  46         if ((ch = getc(fp)) == EOF)                                     \
  47                 return;                                                 \
  48         if (ch != '|')                                                  \
  49                 continue;                                               \
  50 }
  51 #define MOVEC(t) {                                                      \
  52         do {                                                            \
  53                 if ((ch = getc(fp)) == EOF)                             \
  54                         return;                                         \
  55         } while (ch != (t));                                            \
  56 }
  57         for (;;) {
  58                 MOVEC('"');
  59                 TESTD(s1);
  60                 TESTD(s2);
  61                 TESTD(s3);
  62                 TESTP;
  63                 putchar('"');
  64                 putchar(s1);
  65                 putchar(s2);
  66                 putchar(s3);
  67                 putchar('|');
  68                 for (;;) {              /* dump to end quote. */
  69                         if ((ch = getc(fp)) == EOF)
  70                                 return;
  71                         putchar(ch);
  72                         if (ch == '"')
  73                                 break;
  74                         if (ch == '\\') {
  75                                 if ((ch = getc(fp)) == EOF)
  76                                         return;
  77                                 putchar(ch);
  78                         }
  79                 }
  80                 putchar('\n');
  81         }
  82 }
  83
  84 int
  85 main(int argc, char *argv[])
  86 {
  87         FILE *fp;
  88
  89         for (; *argv != NULL; ++argv) {
  90                 if ((fp = fopen(*argv, "r")) == NULL) {
  91                         perror(*argv);
  92                         return (1);
  93                 }
  94                 parse(fp);
  95                 (void)fclose(fp);
  96         }
  97         return (0);
  98 }