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1.1 root 1: static char *sccsid = "@(#)checkeq.c 4.1 (Berkeley) 10/1/80";
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: printf("Can't open %s\n", *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: }
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