mtab: Fall back on /proc/mounts if /etc/mtab isn't available

1 files changed, 4 insertions, 0 deletions

diff --git a/mtab.c b/mtab.c
index e04f68f..363d3db 100644
--- a/mtab.c
+++ b/mtab.c
@@ -99,6 +99,10 @@ struct bfs_mtab *parse_bfs_mtab() {
 
 	FILE *file = setmntent(_PATH_MOUNTED, "r");
 	if (!file) {
+		// In case we're in a chroot or something with /proc but no /etc/mtab
+		file = setmntent("/proc/mounts", "r");
+	}
+	if (!file) {
 		goto fail;
 	}