SPDX-License-Identifier: GPL-3.0-or-later

Use execvp("sh", ...) in xexec so tar works when /bin/sh is absent.

--- tar-1.30/src/system.c
+++ tar-1.30/src/system.c
@@ -34,7 +34,7 @@
   argv[2] = (char *) cmd;
   argv[3] = NULL;
 
-  execv ("/bin/sh", argv);
+  execvp ("sh", argv);
   exec_fatal (cmd);
 }