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-rw-r--r--lib/libalpm/diskspace.c49
-rw-r--r--lib/libalpm/diskspace.h2
2 files changed, 51 insertions, 0 deletions
diff --git a/lib/libalpm/diskspace.c b/lib/libalpm/diskspace.c
index 9dedbe1f..e00bd2d7 100644
--- a/lib/libalpm/diskspace.c
+++ b/lib/libalpm/diskspace.c
@@ -253,6 +253,55 @@ static int check_mountpoint(alpm_handle_t *handle, alpm_mountpoint_t *mp)
return 0;
}
+int _alpm_check_downloadspace(alpm_handle_t *handle, const char *cachedir,
+ size_t num_files, off_t *file_sizes)
+{
+ alpm_list_t *i, *mount_points;
+ alpm_mountpoint_t *cachedir_mp;
+ size_t j;
+ int error = 0;
+
+ mount_points = mount_point_list(handle);
+ if(mount_points == NULL) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("could not determine filesystem mount points\n"));
+ return -1;
+ }
+
+ cachedir_mp = match_mount_point(mount_points, cachedir);
+ if(cachedir == NULL) {
+ _alpm_log(handle, ALPM_LOG_ERROR, _("could not determine cachedir mount point %s\n"),
+ cachedir);
+ error = 1;
+ goto finish;
+ }
+
+ /* there's no need to check for a R/O mounted filesystem here, as
+ * _alpm_filecache_setup will never give us a non-writable directory */
+
+ /* round up the size of each file to the nearest block and accumulate */
+ for(j = 0; j < num_files; j++) {
+ cachedir_mp->max_blocks_needed += (file_sizes[j] + cachedir_mp->fsp.f_bsize + 1) /
+ cachedir_mp->fsp.f_bsize;
+ }
+
+ if(check_mountpoint(handle, cachedir_mp)) {
+ error = 1;
+ }
+
+finish:
+ for(i = mount_points; i; i = i->next) {
+ alpm_mountpoint_t *data = i->data;
+ FREE(data->mount_dir);
+ }
+ FREELIST(mount_points);
+
+ if(error) {
+ RET_ERR(handle, ALPM_ERR_DISK_SPACE, -1);
+ }
+
+ return 0;
+}
+
int _alpm_check_diskspace(alpm_handle_t *handle)
{
alpm_list_t *mount_points, *i;
diff --git a/lib/libalpm/diskspace.h b/lib/libalpm/diskspace.h
index 5944bb17..a613e232 100644
--- a/lib/libalpm/diskspace.h
+++ b/lib/libalpm/diskspace.h
@@ -50,6 +50,8 @@ typedef struct __alpm_mountpoint_t {
} alpm_mountpoint_t;
int _alpm_check_diskspace(alpm_handle_t *handle);
+int _alpm_check_downloadspace(alpm_handle_t *handle, const char *cachedir,
+ size_t num_files, off_t *file_sizes);
#endif /* _ALPM_DISKSPACE_H */