int lvm_errno(lvm_t libh)
{
int rc;
struct saved_env e = store_user_env((struct cmd_context *)libh);
rc = stored_errno();
restore_user_env(&e);
return rc;
}
static lvm_t _lvm_init(const char *system_dir)
{
struct cmd_context *cmd;
/* FIXME: logging bound to handle
*/
if (!udev_init_library_context())
stack;
/*
* It's not necessary to use name mangling for LVM:
* - the character set used for VG-LV names is subset of udev character set
* - when we check other devices (e.g. device_is_usable fn), we use major:minor, not dm names
*/
dm_set_name_mangling_mode(DM_STRING_MANGLING_NONE);
/* create context */
/* FIXME: split create_toolcontext */
/* FIXME: make all globals configurable */
cmd = create_toolcontext(0, system_dir, 0, 0, 1, 1);
if (!cmd)
return NULL;
if (stored_errno())
return (lvm_t) cmd;
/*
* FIXME: if an non memory error occured, return the cmd (maybe some
* cleanup needed).
*/
/* initialization from lvm_run_command */
init_error_message_produced(0);
/* FIXME: locking_type config option needed? */
/* initialize locking */
if (!init_locking(-1, cmd, 0)) {
/* FIXME: use EAGAIN as error code here */
lvm_quit((lvm_t) cmd);
return NULL;
}
/*
* FIXME: Use cmd->cmd_line as audit trail for liblvm calls. Used in
* archive() call. Possible example:
* cmd_line = "lvm_vg_create: vg1\nlvm_vg_extend vg1 /dev/sda1\n"
*/
cmd->cmd_line = "liblvm";
/*
* Turn off writing to stdout/stderr.
* FIXME Fix lib/ to support a non-interactive mode instead.
*/
log_suppress(1);
return (lvm_t) cmd;
}
lvm_t lvm_init(const char *system_dir)
{
struct cmd_context *cmd;
/* FIXME: logging bound to handle
*/
if (!udev_init_library_context())
stack;
/* create context */
/* FIXME: split create_toolcontext */
/* FIXME: make all globals configurable */
cmd = create_toolcontext(0, system_dir, 0, 0);
if (!cmd)
return NULL;
if (stored_errno())
return (lvm_t) cmd;
/*
* FIXME: if an non memory error occured, return the cmd (maybe some
* cleanup needed).
*/
/* initialization from lvm_run_command */
init_error_message_produced(0);
/* FIXME: locking_type config option needed? */
/* initialize locking */
if (!init_locking(-1, cmd, 0)) {
/* FIXME: use EAGAIN as error code here */
lvm_quit((lvm_t) cmd);
return NULL;
}
/*
* FIXME: Use cmd->cmd_line as audit trail for liblvm calls. Used in
* archive() call. Possible example:
* cmd_line = "lvm_vg_create: vg1\nlvm_vg_extend vg1 /dev/sda1\n"
*/
cmd->cmd_line = "liblvm";
/*
* Turn off writing to stdout/stderr.
* FIXME Fix lib/ to support a non-interactive mode instead.
*/
log_suppress(1);
return (lvm_t) cmd;
}
int lvm_errno(lvm_t libh)
{
return stored_errno();
}
