commit 2840f7155236a942e37138a120142e77794eabf4
from: Stefan Sperling <stsp@stsp.name>
date: Thu Jul 11 10:57:15 2019 UTC

new realpath(3) doesn't like receiving an empty path as input

commit - 06067b4819c9a56fdb29d06de0967cf3a1bc5912
commit + 2840f7155236a942e37138a120142e77794eabf4
blob - 42b69efba8918ce354a3462a25faa66ef51980dc
blob + c8076c6355d6683f3fadaa770be0345c15825f48
--- lib/repository.c
+++ lib/repository.c
@@ -472,7 +472,7 @@ got_repo_map_path(char **in_repo_path, struct got_repo
 
 	repo_abspath = got_repo_get_path(repo);
 
-	if (!check_disk) {
+	if (!check_disk || canonpath[0] == '\0') {
 		path = strdup(canonpath);
 		if (path == NULL) {
 			err = got_error_from_errno("strdup");