New functions load-args-recurse and load-args-process

* autoload.c (load_args_set_entries, load_args_instantiate):
New static functions.
(autoload_init): Register new auto-loaded module "load-args".

* stdlib/load-args.tl: New file.

* txr.1: Documented.

* stdlib/doc-syms.tl: Updated.

1 files changed, 49 insertions, 0 deletions

diff --git a/stdlib/load-args.tl b/stdlib/load-args.tl
new file mode 100644
index 00000000..7877f24f
--- /dev/null
+++ b/stdlib/load-args.tl
@@ -0,0 +1,49 @@
+;; Copyright 2023
+;; Kaz Kylheku <kaz@kylheku.com>
+;; Vancouver, Canada
+;; All rights reserved.
+;;
+;; Redistribution and use in source and binary forms, with or without
+;; modification, are permitted provided that the following conditions are met:
+;;
+;; 1. Redistributions of source code must retain the above copyright notice,
+;;    this list of conditions and the following disclaimer.
+;;
+;; 2. Redistributions in binary form must reproduce the above copyright notice,
+;;    this list of conditions and the following disclaimer in the documentation
+;;    and/or other materials provided with the distribution.
+;;
+;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+;; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+;; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+;; ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+;; LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+;; CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+;; SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+;; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+;; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+;; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+;; POSSIBILITY OF SUCH DAMAGE.
+
+(defun load-args-recurse (. files)
+  (if-match (@(listp @list)) files
+    (set files list))
+  (each ((file files))
+    (load file . *load-args*)))
+
+(defun load-args-process (. files)
+  (if-match (@(listp @list)) files
+    (set files list))
+  (match-case *load-args*
+    ((:compile)
+     (let* ((lp (base-name *load-path*))
+            (self (if-match @(or `@name.tlo`
+                                 `@name.tlo.gz`) lp
+                    name lp)))
+       (compile-update-file self))
+     [mapdo compile-update-file files])
+    ((:clean)
+     (clean-file (base-name *load-path*))
+     [mapdo clean-file files])
+    (@else
+     [mapdo (op load @1 . else) files])))