file: Fix file command on /dev/VG/LV paths (RHBZ#582484).

[libguestfs.git] / daemon / file.c

diff --git a/daemon/file.c b/daemon/file.c
index a55c606..da899b6 100644 (file)
--- a/daemon/file.c
+++ b/daemon/file.c
@@ -581,8 +581,13 @@ do_file (const char *path)
     }
   }
 
     }
   }
 

+  /* Which flags to use?  For /dev paths, follow links because
+   * /dev/VG/LV is a symbolic link.
+   */
+  const char *flags = is_dev ? "-zbsL" : "-zb";
+

   char *out, *err;
   char *out, *err;

-  int r = command (&out, &err, "file", "-zbs", path, NULL);
+  int r = command (&out, &err, "file", flags, path, NULL);

   free (buf);
 
   if (r == -1) {
   free (buf);
 
   if (r == -1) {