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Display progress bar for disk space checking

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Checking disk space needed for a transaction can take a while so add
an informative progress bar.

Signed-off-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Allan McRae 2010-11-16 17:07:43 +10:00 committed by Dan McGee
parent e22aa23c8f
commit 24684a616e
4 changed files with 36 additions and 3 deletions
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7
lib/libalpm/alpm.h
View File

@ -371,6 +371,10 @@ typedef enum _pmtransevt_t {
* The repository's tree name is passed to the callback.
*/
PM_TRANS_EVT_RETRIEVE_START,
/** Disk space usage will be computed for a package */
PM_TRANS_EVT_DISKSPACE_START,
/** Disk space usage was computed for a package */
PM_TRANS_EVT_DISKSPACE_DONE,
} pmtransevt_t;
/*@}*/
@ -389,7 +393,8 @@ typedef enum _pmtransprog_t {
PM_TRANS_PROGRESS_ADD_START,
PM_TRANS_PROGRESS_UPGRADE_START,
PM_TRANS_PROGRESS_REMOVE_START,
PM_TRANS_PROGRESS_CONFLICTS_START
PM_TRANS_PROGRESS_CONFLICTS_START,
PM_TRANS_PROGRESS_DISKSPACE_START,
} pmtransprog_t;
/* Transaction Event callback */

19
lib/libalpm/diskspace.c
View File

@ -44,6 +44,7 @@
#include "alpm_list.h"
#include "util.h"
#include "log.h"
#include "trans.h"
#include "handle.h"
static int mount_point_cmp(const alpm_mountpoint_t *mp1, const alpm_mountpoint_t *mp2)
@ -258,6 +259,8 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db)
int replaces = 0, abort = 0;
alpm_list_t *targ;
pmpkg_t *pkg;
int numtargs = alpm_list_count(trans->add);
int current = 0;
mount_points = mount_point_list();
if(mount_points == NULL) {
@ -267,13 +270,22 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db)
replaces = alpm_list_count(trans->remove);
if(replaces) {
for(targ = trans->remove; targ; targ = targ->next) {
numtargs += replaces;
for(targ = trans->remove; targ; targ = targ->next, current++) {
double percent = (double)current / numtargs;
PROGRESS(trans, PM_TRANS_PROGRESS_DISKSPACE_START, "", (percent * 100),
numtargs, current);
pkg = (pmpkg_t*)targ->data;
calculate_removed_size(pkg, mount_points);
}
}
for(targ = trans->add; targ; targ = targ->next) {
for(targ = trans->add; targ; targ = targ->next, current++) {
double percent = (double)current / numtargs;
PROGRESS(trans, PM_TRANS_PROGRESS_DISKSPACE_START, "", (percent * 100),
numtargs, current);
pkg = (pmpkg_t*)targ->data;
if(_alpm_db_get_pkgfromcache(db, pkg->name)) {
calculate_removed_size(pkg, mount_points);
@ -288,6 +300,9 @@ int _alpm_check_diskspace(pmtrans_t *trans, pmdb_t *db)
}
}
PROGRESS(trans, PM_TRANS_PROGRESS_DISKSPACE_START, "", 100,
numtargs, current);
for(i = mount_points; i; i = alpm_list_next(i)) {
alpm_mountpoint_t *data = i->data;
if(data->used == 1) {

4
lib/libalpm/sync.c
View File

@ -999,11 +999,15 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
/* check available disk space */
if(handle->checkspace) {
EVENT(trans, PM_TRANS_EVT_DISKSPACE_START, NULL, NULL);
_alpm_log(PM_LOG_DEBUG, "checking available disk space\n");
if(_alpm_check_diskspace(trans, handle->db_local) == -1) {
_alpm_log(PM_LOG_ERROR, _("not enough free disk space\n"));
goto error;
}
EVENT(trans, PM_TRANS_EVT_DISKSPACE_DONE, NULL, NULL);
}
/* remove conflicting and to-be-replaced packages */

9
src/pacman/callback.c
View File

@ -228,6 +228,11 @@ void cb_trans_evt(pmtransevt_t event, void *data1, void *data2)
case PM_TRANS_EVT_RETRIEVE_START:
printf(_(":: Retrieving packages from %s...\n"), (char*)data1);
break;
case PM_TRANS_EVT_DISKSPACE_START:
if(config->noprogressbar) {
printf(_("checking available disk space...\n"));
}
break;
/* all the simple done events, with fallthrough for each */
case PM_TRANS_EVT_FILECONFLICTS_DONE:
case PM_TRANS_EVT_CHECKDEPS_DONE:
@ -236,6 +241,7 @@ void cb_trans_evt(pmtransevt_t event, void *data1, void *data2)
case PM_TRANS_EVT_INTEGRITY_DONE:
case PM_TRANS_EVT_DELTA_INTEGRITY_DONE:
case PM_TRANS_EVT_DELTA_PATCHES_DONE:
case PM_TRANS_EVT_DISKSPACE_DONE:
/* nothing */
break;
}
@ -375,6 +381,9 @@ void cb_trans_progress(pmtransprog_t event, const char *pkgname, int percent,
case PM_TRANS_PROGRESS_CONFLICTS_START:
opr = _("checking for file conflicts");
break;
case PM_TRANS_PROGRESS_DISKSPACE_START:
opr = _("checking available disk space");
break;
default:
return;
}