| 1 | #include <stdio.h> |
| 2 | #include <stdlib.h> |
| 3 | #include <fcntl.h> |
| 4 | #include <unistd.h> |
| 5 | |
| 6 | int main(int argc, char *argv[]) |
| 7 | { |
| 8 | double this_time, last_time; |
| 9 | char line[256], *p; |
| 10 | int major, minor, cpu, seq, nr; |
| 11 | FILE *f; |
| 12 | |
| 13 | if (argc < 2) { |
| 14 | fprintf(stderr, "%s: file\n", argv[0]); |
| 15 | return 1; |
| 16 | } |
| 17 | |
| 18 | f = fopen(argv[1], "r"); |
| 19 | if (!f) { |
| 20 | perror("fopen"); |
| 21 | return 1; |
| 22 | } |
| 23 | |
| 24 | last_time = 0; |
| 25 | nr = 0; |
| 26 | while ((p = fgets(line, sizeof(line), f)) != NULL) { |
| 27 | if (!sscanf(p, "%3d,%3d %2d %8d %lf", &major, &minor, &cpu, &seq, &this_time)) |
| 28 | break; |
| 29 | |
| 30 | if (this_time < last_time) { |
| 31 | fprintf(stdout, "%s", p); |
| 32 | nr++; |
| 33 | } else |
| 34 | last_time = this_time; |
| 35 | } |
| 36 | |
| 37 | fprintf(stdout, "%d unordered events\n", nr); |
| 38 | fclose(f); |
| 39 | |
| 40 | return nr != 0; |
| 41 | } |