diff options
Diffstat (limited to 'util-linux/fdisk_osf.c')
| -rw-r--r-- | util-linux/fdisk_osf.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/util-linux/fdisk_osf.c b/util-linux/fdisk_osf.c index 24f240a..c50ee9b 100644 --- a/util-linux/fdisk_osf.c +++ b/util-linux/fdisk_osf.c @@ -688,13 +688,12 @@ xbsd_get_bootstrap(char *path, void *ptr, int size) { int fdb; - fdb = open(path, O_RDONLY); + fdb = open_or_warn(path, O_RDONLY); if (fdb < 0) { - perror(path); return 0; } - if (read(fdb, ptr, size) < 0) { - perror(path); + if (full_read(fdb, ptr, size) < 0) { + bb_simple_perror_msg(path); close(fdb); return 0; } @@ -765,10 +764,8 @@ xbsd_write_bootstrap(void) sector = get_start_sect(xbsd_part); #endif - if (lseek(dev_fd, sector * SECTOR_SIZE, SEEK_SET) == -1) - fdisk_fatal(unable_to_seek); - if (BSD_BBSIZE != write(dev_fd, disklabelbuffer, BSD_BBSIZE)) - fdisk_fatal(unable_to_write); + seek_sector(sector); + xwrite(dev_fd, disklabelbuffer, BSD_BBSIZE); #if defined(__alpha__) printf("Bootstrap installed on %s\n", disk_device); @@ -938,9 +935,8 @@ xbsd_readlabel(struct partition *p) sector = 0; #endif - if (lseek(dev_fd, sector * SECTOR_SIZE, SEEK_SET) == -1) - fdisk_fatal(unable_to_seek); - if (BSD_BBSIZE != read(dev_fd, disklabelbuffer, BSD_BBSIZE)) + seek_sector(sector); + if (BSD_BBSIZE != full_read(dev_fd, disklabelbuffer, BSD_BBSIZE)) fdisk_fatal(unable_to_read); memmove(d, &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET], @@ -984,15 +980,12 @@ xbsd_writelabel(struct partition *p) #if defined(__alpha__) && BSD_LABELSECTOR == 0 alpha_bootblock_checksum(disklabelbuffer); - if (lseek(dev_fd, 0, SEEK_SET) == -1) - fdisk_fatal(unable_to_seek); - if (BSD_BBSIZE != write(dev_fd, disklabelbuffer, BSD_BBSIZE)) - fdisk_fatal(unable_to_write); + seek_sector(0); + xwrite(dev_fd, disklabelbuffer, BSD_BBSIZE); #else - if (lseek(dev_fd, sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1) - fdisk_fatal(unable_to_seek); - if (sizeof(struct xbsd_disklabel) != write(dev_fd, d, sizeof(struct xbsd_disklabel))) - fdisk_fatal(unable_to_write); + seek_sector(sector); + lseek(dev_fd, BSD_LABELOFFSET, SEEK_CUR); + xwrite(dev_fd, d, sizeof(*d)); #endif sync_disks(); return 1; |