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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: main(argc, argv) char **argv; { ! 9: ! 10: while (argc > 1 && argv[1][0] == '-') { ! 11: switch (argv[1][1]) { ! 12: case 'd': ! 13: delim = argv[1][2]; ! 14: break; ! 15: } ! 16: argc--; ! 17: argv++; ! 18: } ! 19: if (argc <= 1) ! 20: check(stdin); ! 21: else ! 22: while (--argc > 0) { ! 23: if ((fin = fopen(*++argv, "r")) == NULL) { ! 24: printf("Can't open %s\n", *argv); ! 25: exit(1); ! 26: } ! 27: printf("%s:\n", *argv); ! 28: check(fin); ! 29: fclose(fin); ! 30: } ! 31: } ! 32: ! 33: check(f) ! 34: FILE *f; ! 35: { ! 36: int start, line, eq, ndel, totdel; ! 37: char in[600], *p; ! 38: ! 39: start = eq = line = ndel = totdel = 0; ! 40: while (fgets(in, 600, f) != NULL) { ! 41: line++; ! 42: ndel = 0; ! 43: for (p = in; *p; p++) ! 44: if (*p == delim) ! 45: ndel++; ! 46: if (*in=='.' && *(in+1)=='E' && *(in+2)=='Q') { ! 47: if (eq++) ! 48: printf(" Spurious EQ, line %d\n", line); ! 49: if (totdel) ! 50: printf(" EQ in %c%c, line %d\n", delim, delim, line); ! 51: } else if (*in=='.' && *(in+1)=='E' && *(in+2)=='N') { ! 52: if (eq==0) ! 53: printf(" Spurious EN, line %d\n", line); ! 54: else ! 55: eq = 0; ! 56: if (totdel > 0) ! 57: printf(" EN in %c%c, line %d\n", delim, delim, line); ! 58: start = 0; ! 59: } else if (eq && *in=='d' && *(in+1)=='e' && *(in+2)=='l' && *(in+3)=='i' && *(in+4)=='m') { ! 60: for (p=in+5; *p; p++) ! 61: if (*p != ' ') { ! 62: if (*p == 'o' && *(p+1) == 'f') ! 63: delim = 0; ! 64: else { ! 65: delim = *p; ! 66: if (*(p+1) != *p) ! 67: printf(" Strange delimiters at line %d\n", line); ! 68: ndel = totdel = 0; ! 69: } ! 70: break; ! 71: } ! 72: if (delim == 0) ! 73: printf(" Delim off, line %d\n", line); ! 74: else ! 75: printf(" New delims %c%c, line %d\n", delim, delim, line); ! 76: } ! 77: if (ndel > 0 && eq > 0) ! 78: printf(" %c%c in EQ, line %d\n", delim, delim, line); ! 79: if (ndel == 0) ! 80: continue; ! 81: totdel += ndel; ! 82: if (totdel%2) { ! 83: if (start == 0) ! 84: start = line; ! 85: else { ! 86: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line); ! 87: start = line; ! 88: } ! 89: } else { ! 90: if (start > 0) { ! 91: printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line); ! 92: start = 0; ! 93: } ! 94: totdel = 0; ! 95: } ! 96: } ! 97: if (totdel) ! 98: printf(" Unfinished %c%c\n", delim, delim); ! 99: if (eq) ! 100: printf(" Unfinished EQ\n"); ! 101: }
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