New function: macroexpand-params.

* stdlib/pmac.tl (macroexpand-params): New function,
implemented using newly exposed sys:expand-param-macro.

* autoload.c (pmac_set_entries): Trigger pmac.tl autload
on macroexpand-params symbol.

* eval.c (eval_init): Register existing expand_param_macro
function as sys:expand-param-macro.

* txr.1: Documented.

* stdlib/doc-syms.tl: Updated.

1 files changed, 1 insertions, 0 deletions

diff --git a/eval.c b/eval.c
index acf3b2e2..8d7ea7e4 100644
--- a/eval.c
+++ b/eval.c
@@ -7107,6 +7107,7 @@ void eval_init(void)
   reg_fun(intern(lit("macroexpand-lisp1"), user_package),
           func_n2o(macroexpand_lisp1, 1));
   reg_fun(intern(lit("expand-params"), system_package), func_n5(expand_params));
+  reg_fun(intern(lit("expand-param-macro"), system_package), func_n4(expand_param_macro));
   reg_fun(intern(lit("constantp"), user_package), func_n2o(constantp, 1));
   reg_fun(intern(lit("make-env"), user_package), func_n3o(make_env_intrinsic, 0));
   reg_fun(intern(lit("env-fbind"), user_package), func_n3(env_fbind));