New macros doloop and doloop*.

* lisplib.c (doloop_set_entries, doloop_instantiate): New
functions.
(lisplib_init): Register autoload for doloop macros.

* share/txr/stdlib/doloop.tl: New file.

* txr.1: Documented.

1 files changed, 18 insertions, 0 deletions

diff --git a/lisplib.c b/lisplib.c
index 9043577a..67946714 100644
--- a/lisplib.c
+++ b/lisplib.c
@@ -541,6 +541,23 @@ static val ffi_instantiate(val set_fun)
   return nil;
 }
 
+static val doloop_set_entries(val dlt, val fun)
+{
+  val name[] = {
+    lit("doloop"), lit("doloop*"),
+    nil
+  };
+  set_dlt_entries(dlt, name, fun);
+  return nil;
+}
+
+static val doloop_instantiate(val set_fun)
+{
+  funcall1(set_fun, nil);
+  load(format(nil, lit("~adoloop.tl"), stdlib_path, nao));
+  return nil;
+}
+
 val dlt_register(val dlt,
                  val (*instantiate)(val),
                  val (*set_entries)(val, val))
@@ -581,6 +598,7 @@ void lisplib_init(void)
   dlt_register(dl_table, error_instantiate, error_set_entries);
   dlt_register(dl_table, keyparams_instantiate, keyparams_set_entries);
   dlt_register(dl_table, ffi_instantiate, ffi_set_entries);
+  dlt_register(dl_table, doloop_instantiate, doloop_set_entries);
   reg_fun(intern(lit("try-load"), system_package), func_n1(lisplib_try_load));
 }