bool MParted::MParted_Core::commit() {
if (!ped_disk_commit_to_dev(pedDisk))
return false;
bool success = ped_disk_commit_to_os(pedDisk);
//Work around to try to alleviate problems caused by
// bug #604298 - Failure to inform kernel of partition changes
// If not successful the first time, try one more time.
if (!success) {
sleep(1);
success = ped_disk_commit_to_os(pedDisk);
}
settleDevice(10);
return success;
}
bool LibPartedPartitionTable::commit(PedDisk* pd, quint32 timeout)
{
if (pd == nullptr)
return false;
bool rval = ped_disk_commit_to_dev(pd);
if (rval)
rval = ped_disk_commit_to_os(pd);
if (!ExternalCommand(QStringLiteral("udevadm"), QStringList() << QStringLiteral("settle") << QStringLiteral("--timeout=") + QString::number(timeout)).run() &&
!ExternalCommand(QStringLiteral("udevsettle"), QStringList() << QStringLiteral("--timeout=") + QString::number(timeout)).run())
sleep(timeout);
return rval;
}
/**
* Creates the boot- and the linux partition and formats the linux
* partition with an ext2 filesystem
*
*/
int create_partitions(const char* dev, unsigned long bootsector_size) {
PedDisk* disk;
PedDevice* device;
PedPartition* boot_part;
PedPartition* linux_part;
PedFileSystemType* fs_type;
PedTimer* timer;
// get device from string e.g. "/dev/sdd"
device = ped_device_get(dev);
if(device == NULL) {
return 0;
}
// create new partition table
disk = ped_disk_new_fresh(device, ped_disk_type_get("msdos"));
if(disk == NULL) {
ped_device_destroy(device);
return 0;
}
// get file system type (ext2)
fs_type = ped_file_system_type_get(FILE_SYSTEM);
// create partitions
boot_part = ped_partition_new(disk, PED_PARTITION_NORMAL, fs_type, 0, bootsector_size / device->sector_size);
linux_part = ped_partition_new(disk, PED_PARTITION_NORMAL, fs_type, bootsector_size / device->sector_size, device->length - 1);
// add partitions to partition table
PedConstraint* constraint = ped_constraint_any(device);
ped_disk_add_partition(disk, linux_part, constraint);
ped_disk_add_partition(disk, boot_part, constraint);
ped_constraint_destroy(constraint);
// create timer
timer = ped_timer_new(create_ext2_timer, NULL);
// create filesystem
ped_file_system_create(&linux_part->geom, fs_type, timer);
// commit to hardware
ped_disk_commit_to_dev(disk);
ped_disk_commit_to_os(disk);
return 1;
}
bool PartitionTable::commit_to_os()
{
return ped_disk_commit_to_os( disk_ ) ? true : false ;
}