4.3BSD - /usr/src/usr.bin/checkeq.c

   1: static char *sccsid = "@(#)checkeq.c	4.2 (Berkeley) 4/29/83";
   2: #include <stdio.h>
   3: FILE    *fin;
   4: int delim   = '$';
   5: 
   6: main(argc, argv) char **argv; {
   7: 
   8:     if (argc <= 1)
   9:         check(stdin);
  10:     else
  11:         while (--argc > 0) {
  12:             if ((fin = fopen(*++argv, "r")) == NULL) {
  13:                 perror(*argv);
  14:                 exit(1);
  15:             }
  16:             printf("%s:\n", *argv);
  17:             check(fin);
  18:             fclose(fin);
  19:         }
  20: }
  21: 
  22: check(f)
  23: FILE    *f;
  24: {
  25:     int start, line, eq, ndel, totdel;
  26:     char in[600], *p;
  27: 
  28:     start = eq = line = ndel = totdel = 0;
  29:     while (fgets(in, 600, f) != NULL) {
  30:         line++;
  31:         ndel = 0;
  32:         for (p = in; *p; p++)
  33:             if (*p == delim)
  34:                 ndel++;
  35:         if (*in=='.' && *(in+1)=='E' && *(in+2)=='Q') {
  36:             if (eq++)
  37:                 printf("   Spurious EQ, line %d\n", line);
  38:             if (totdel)
  39:                 printf("   EQ in %c%c, line %d\n", delim, delim, line);
  40:         } else if (*in=='.' && *(in+1)=='E' && *(in+2)=='N') {
  41:             if (eq==0)
  42:                 printf("   Spurious EN, line %d\n", line);
  43:             else
  44:                 eq = 0;
  45:             if (totdel > 0)
  46:                 printf("   EN in %c%c, line %d\n", delim, delim, line);
  47:             start = 0;
  48:         } else if (eq && *in=='d' && *(in+1)=='e' && *(in+2)=='l' && *(in+3)=='i' && *(in+4)=='m') {
  49:             for (p=in+5; *p; p++)
  50:                 if (*p != ' ') {
  51:                     if (*p == 'o' && *(p+1) == 'f')
  52:                         delim = 0;
  53:                     else
  54:                         delim = *p;
  55:                     break;
  56:                 }
  57:             if (delim == 0)
  58:                 printf("   Delim off, line %d\n", line);
  59:             else
  60:                 printf("   New delims %c%c, line %d\n", delim, delim, line);
  61:         }
  62:         if (ndel > 0 && eq > 0)
  63:             printf("   %c%c in EQ, line %d\n", delim, delim, line);
  64:         if (ndel == 0)
  65:             continue;
  66:         totdel += ndel;
  67:         if (totdel%2) {
  68:             if (start == 0)
  69:                 start = line;
  70:             else {
  71:                 printf("   %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
  72:                 start = line;
  73:             }
  74:         } else {
  75:             if (start > 0) {
  76:                 printf("   %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
  77:                 start = 0;
  78:             }
  79:             totdel = 0;
  80:         }
  81:     }
  82:     if (totdel)
  83:         printf("   Unfinished %c%c\n", delim, delim);
  84:     if (eq)
  85:         printf("   Unfinished EQ\n");
  86: }

Defined functions

Defined variables