projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| e05e0a37 KT |
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 | ndel = totdel = 0; | |
| 67 | } | |
| 68 | break; | |
| 69 | } | |
| 70 | if (delim == 0) | |
| 71 | printf(" Delim off, line %d\n", line); | |
| 72 | else | |
| 73 | printf(" New delims %c%c, line %d\n", delim, delim, line); | |
| 74 | } | |
| 75 | if (ndel > 0 && eq > 0) | |
| 76 | printf(" %c%c in EQ, line %d\n", delim, delim, line); | |
| 77 | if (ndel == 0) | |
| 78 | continue; | |
| 79 | totdel += ndel; | |
| 80 | if (totdel%2) { | |
| 81 | if (start == 0) | |
| 82 | start = line; | |
| 83 | else { | |
| 84 | printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line); | |
| 85 | start = line; | |
| 86 | } | |
| 87 | } else { | |
| 88 | if (start > 0) { | |
| 89 | printf(" %d line %c%c, lines %d-%d\n", line-start+1, delim, delim, start, line); | |
| 90 | start = 0; | |
| 91 | } | |
| 92 | totdel = 0; | |
| 93 | } | |
| 94 | } | |
| 95 | if (totdel) | |
| 96 | printf(" Unfinished %c%c\n", delim, delim); | |
| 97 | if (eq) | |
| 98 | printf(" Unfinished EQ\n"); | |
| 99 | } |