make e2util.umask() return previous umask value

Signed-off-by: Gordon Hecker <gh@emlix.com>

diff --git a/generic/e2util.c b/generic/e2util.c
index fb84c325f6d529464c23d587b9b985978247d45d..7e1fed10816024c02f73a573d65981d1cb795e1b 100644 (file)
--- a/generic/e2util.c
+++ b/generic/e2util.c
@@ -625,14 +625,17 @@ is_terminal(lua_State *lua)
 /* e2util.umask(VAL)
 
    Set the umask to VAL
+   Returns the previous value of umask
 */
 
 static int
 set_umask(lua_State *lua)
 {
   int u = luaL_checkinteger(lua, 1);
-  umask(u);
-  return 0;
+  int pu = 0;
+  pu = umask(u);
+  lua_pushinteger(lua, pu);
+  return 1;
 }
 
 /* e2util.setenv(var, val, overwrite)