inspection: Return root devices sorted.

(cherry picked from commit c46bedf925cd9c6c9a9cbaee115358fd1dffcbfe)

diff --git a/src/inspect.c b/src/inspect.c
index c51804d..ba3e5de 100644 (file)
--- a/src/inspect.c
+++ b/src/inspect.c
@@ -123,6 +123,15 @@ guestfs__inspect_os (guestfs_h *g)
   return ret;
 }
 
+static int
+compare_strings (const void *vp1, const void *vp2)
+{
+  const char *s1 = * (char * const *) vp1;
+  const char *s2 = * (char * const *) vp2;
+
+  return strcmp (s1, s2);
+}
+
 char **
 guestfs__inspect_get_roots (guestfs_h *g)
 {
@@ -151,6 +160,8 @@ guestfs__inspect_get_roots (guestfs_h *g)
   }
   ret[count] = NULL;
 
+  qsort (ret, count, sizeof (char *), compare_strings);
+
   return ret;
 }