Implement disk space checking

Pull together the work of the previous commits to implement a check
for enough free space before performing an install transaction. Abort
if there is not enough free space with an appropriate pm_errno..

Signed-off-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 237e2356..4d0ca501 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -479,6 +479,7 @@ enum _pmerrno_t {
 	PM_ERR_NOT_A_FILE,
 	PM_ERR_NOT_A_DIR,
 	PM_ERR_WRONG_ARGS,
+	PM_ERR_DISK_SPACE,
 	/* Interface */
 	PM_ERR_HANDLE_NULL,
 	PM_ERR_HANDLE_NOT_NULL,