New upstream version 21.58
Tomasz Buchert
5 years ago
| 5639 | 5639 | str_list_t *sl, *udevinfo; |
| 5640 | 5640 | hd_udevinfo_t **uip, *ui; |
| 5641 | 5641 | char *s = NULL, buf[256]; |
| 5642 | struct stat sbuf; | |
| 5642 | 5643 | |
| 5643 | 5644 | udevinfo = read_file("| " PROG_UDEVADM " info -e 2>/dev/null", 0, 0); |
| 5644 | 5645 | if(!udevinfo) udevinfo = read_file("| " PROG_UDEVINFO " -e 2>/dev/null", 0, 0); |
| 5679 | 5680 | } |
| 5680 | 5681 | |
| 5681 | 5682 | s = free_mem(s); |
| 5683 | ||
| 5684 | /* | |
| 5685 | * It sometimes happens that udev generates the same link for different | |
| 5686 | * kernel devices. To catch this we check here that udev device symlinks | |
| 5687 | * actually point to the kernel device name. | |
| 5688 | * | |
| 5689 | * If it does not match the link is replaced by the kernel device name. | |
| 5690 | */ | |
| 5691 | for(ui = hd_data->udevinfo; ui; ui = ui->next) { | |
| 5692 | if(!ui->name || stat(ui->name, &sbuf)) continue; | |
| 5693 | ||
| 5694 | for(sl = ui->links; sl; sl = sl->next) { | |
| 5695 | char *real_path = realpath(sl->str, NULL); | |
| 5696 | ||
| 5697 | if(real_path) { | |
| 5698 | if(strcmp(real_path, ui->name)) { | |
| 5699 | ADD2LOG( | |
| 5700 | "udev link %s points to %s (expected %s) - removed\n", | |
| 5701 | sl->str, real_path, ui->name | |
| 5702 | ); | |
| 5703 | str_printf(&sl->str, 0, "%s", ui->name); | |
| 5704 | } | |
| 5705 | ||
| 5706 | free(real_path); | |
| 5707 | } | |
| 5708 | } | |
| 5709 | } | |
| 5682 | 5710 | |
| 5683 | 5711 | for(ui = hd_data->udevinfo; ui; ui = ui->next) { |
| 5684 | 5712 | ADD2LOG("%s\n", ui->sysfs); |