[PATCH v4 04/11] xfsprogs: Add ifdef dirent checks where it was missing

[Jan Tulak]

Add check for _DIRENT_HAVED_RECLEN/_OFF to read_directory().
In dump_dirent() these checks already are used, but they were
missing in read_directory.

Signed-off-by: Jan Tulak <jtulak at redhat.com>
---
 io/readdir.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/io/readdir.c b/io/readdir.c
index 20b8898..ddd62c9 100644
--- a/io/readdir.c
+++ b/io/readdir.c
@@ -104,12 +104,24 @@ read_directory(
 		if (!dirent)
 			break;
 
+#ifdef _DIRENT_HAVE_D_RECLEN
 		*total += dirent->d_reclen;
+#else
+		*total += dirent->d_namlen + sizeof(*dirent);
+#endif
 		count++;
 
 		if (dump) {
 			dump_dirent(offset, dirent);
+#ifdef _DIRENT_HAVE_D_OFF
 			offset = dirent->d_off;
+#else
+			/* Some platforms don't have dirent->d_off, but because it is
+			 * used only for dumping the value, it should be safe to only
+			 * set it to zero in such case.
+			 */
+			offset = 0;
+#endif
 		}
 	}
 
-- 
2.4.3