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1.1 root 1: #include <stdio.h>
2: FILE *fin;
3: int delim = 0;
4: /* today's version assumes no delimiters;
5: they must be explicitly set
6: */
7:
8: void check(FILE *);
9:
10: main(int argc, char *argv[])
11: {
12:
13: while (argc > 1 && argv[1][0] == '-') {
14: switch (argv[1][1]) {
15: case 'd':
16: delim = argv[1][2];
17: break;
18: }
19: argc--;
20: argv++;
21: }
22: if (argc <= 1)
23: check(stdin);
24: else
25: while (--argc > 0) {
26: if ((fin = fopen(*++argv, "r")) == NULL) {
27: printf("Can't open %s\n", *argv);
28: exit(1);
29: }
30: printf("%s:\n", *argv);
31: check(fin);
32: fclose(fin);
33: }
34: }
35:
36: void check(FILE *f)
37: {
38: int start, line, eq, ndel, totdel;
39: char in[2000], *p;
40:
41: start = eq = line = ndel = totdel = 0;
42: while (fgets(in, sizeof in, f) != NULL) {
43: line++;
44: ndel = 0;
45: for (p = in; *p; p++)
46: if (*p == delim)
47: ndel++;
48: if (*in=='.' && *(in+1)=='E' && *(in+2)=='Q') {
49: if (eq++)
50: printf(" Spurious EQ, line %d\n", line);
51: if (totdel)
52: printf(" EQ in %c%c, line %d\n", delim, delim, line);
53: } else if (*in=='.' && *(in+1)=='E' && *(in+2)=='N') {
54: if (eq==0)
55: printf(" Spurious EN, line %d\n", line);
56: else
57: eq = 0;
58: if (totdel > 0)
59: printf(" EN in %c%c, line %d\n", delim, delim, line);
60: start = 0;
61: } else if (eq && *in=='d' && *(in+1)=='e' && *(in+2)=='l' && *(in+3)=='i' && *(in+4)=='m') {
62: for (p=in+5; *p; p++)
63: if (*p != ' ') {
64: if (*p == 'o' && *(p+1) == 'f')
65: delim = 0;
66: else {
67: delim = *p;
68: if (*(p+1) != *p)
69: printf(" Strange delimiters at line %d\n", line);
70: ndel = totdel = 0;
71: }
72: break;
73: }
74: if (delim == 0)
75: printf(" Delim off, line %d\n", line);
76: else
77: printf(" New delims %c%c, line %d\n", delim, delim, line);
78: }
79: if (ndel > 0 && eq > 0)
80: printf(" %c%c in EQ, line %d\n", delim, delim, line);
81: if (ndel == 0)
82: continue;
83: totdel += ndel;
84: if (totdel%2) {
85: if (start == 0)
86: start = line;
87: else {
88: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
89: start = line;
90: }
91: } else {
92: if (start > 0) {
93: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line);
94: start = 0;
95: }
96: totdel = 0;
97: }
98: }
99: if (totdel)
100: printf(" Unfinished %c%c\n", delim, delim);
101: if (eq)
102: printf(" Unfinished EQ\n");
103: }
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