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1.1 root 1: /*
2: * Copyright (c) 1987 Regents of the University of California.
3: * All rights reserved. The Berkeley software License Agreement
4: * specifies the terms and conditions for redistribution.
5: */
6:
7: #ifndef lint
8: char copyright[] =
9: "@(#) Copyright (c) 1987 Regents of the University of California.\n\
10: All rights reserved.\n";
11: #endif /* not lint */
12:
13: #ifndef lint
14: static char sccsid[] = "@(#)checkeq.c 4.3 (Berkeley) 12/2/87";
15: #endif /* not lint */
16:
17: #include <stdio.h>
18: FILE *fin;
19: int delim = '$';
20:
21: main(argc, argv) char **argv; {
22:
23: if (argc <= 1)
24: check(stdin);
25: else
26: while (--argc > 0) {
27: if ((fin = fopen(*++argv, "r")) == NULL) {
28: perror(*argv);
29: exit(1);
30: }
31: printf("%s:\n", *argv);
32: check(fin);
33: fclose(fin);
34: }
35: exit(0);
36: }
37:
38: check(f)
39: FILE *f;
40: {
41: int start, line, eq, ndel, totdel;
42: char in[600], *p;
43:
44: start = eq = line = ndel = totdel = 0;
45: while (fgets(in, 600, f) != NULL) {
46: line++;
47: ndel = 0;
48: for (p = in; *p; p++)
49: if (*p == delim)
50: ndel++;
51: if (*in=='.' && *(in+1)=='E' && *(in+2)=='Q') {
52: if (eq++)
53: printf(" Spurious EQ, line %d\n", line);
54: if (totdel)
55: printf(" EQ in %c%c, line %d\n", delim, delim, line);
56: } else if (*in=='.' && *(in+1)=='E' && *(in+2)=='N') {
57: if (eq==0)
58: printf(" Spurious EN, line %d\n", line);
59: else
60: eq = 0;
61: if (totdel > 0)
62: printf(" EN in %c%c, line %d\n", delim, delim, line);
63: start = 0;
64: } else if (eq && *in=='d' && *(in+1)=='e' && *(in+2)=='l' && *(in+3)=='i' && *(in+4)=='m') {
65: for (p=in+5; *p; p++)
66: if (*p != ' ') {
67: if (*p == 'o' && *(p+1) == 'f')
68: delim = 0;
69: else
70: delim = *p;
71: break;
72: }
73: if (delim == 0)
74: printf(" Delim off, line %d\n", line);
75: else
76: printf(" New delims %c%c, line %d\n", delim, delim, line);
77: }
78: if (ndel > 0 && eq > 0)
79: printf(" %c%c in EQ, line %d\n", delim, delim, line);
80: if (ndel == 0)
81: continue;
82: totdel += ndel;
83: if (totdel%2) {
84: if (start == 0)
85: start = line;
86: else {
87: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
88: start = line;
89: }
90: } else {
91: if (start > 0) {
92: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
93: start = 0;
94: }
95: totdel = 0;
96: }
97: }
98: if (totdel)
99: printf(" Unfinished %c%c\n", delim, delim);
100: if (eq)
101: printf(" Unfinished EQ\n");
102: }
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