From f6df8471931faeac7be76b8cdedc6daa48ab961d Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Mon, 7 Mar 2022 10:12:05 +0100
Subject: Set up for adding freemem command

---
 TODO.md        |  5 +++--
 src/commands.c | 22 ++++++++++++++++++++++
 src/shell.c    |  2 ++
 3 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/TODO.md b/TODO.md
index 553207f..a18c068 100644
--- a/TODO.md
+++ b/TODO.md
@@ -5,8 +5,7 @@ It's more of a personal reminder than anything else.
 
 ## For version 2.1
 ### Memory management
-* Free large tables from memory before exit (this is not strictly necessary,
-  but can help with WSL bugs)
+* freemem command: implement the 5 functions, execute at the end of shell.c
 ### Installation
 * Is it possible to make table generation at least 3x faster?
 ### Documentation
@@ -40,6 +39,8 @@ including e.g. solutions that were not shown because -c)
 * transform alg, rufify etc...
 * command notation to list available moves
 * make multi-step solve much more general and create command
+* input directly cube status instead of moves
+  (graphical: maybe there is a cubing.js function; command line: ???)
 
 ## Distribution
 
diff --git a/src/commands.c b/src/commands.c
index 6bfc7b7..1396b69 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -18,6 +18,7 @@ static void             solve_exec(CommandArgs *args);
 static void             scramble_exec(CommandArgs *args);
 static void             steps_exec(CommandArgs *args);
 static void             commands_exec(CommandArgs *args);
+static void             freemem_exec(CommandArgs *args);
 static void             print_exec(CommandArgs *args);
 static void             twophase_exec(CommandArgs *args);
 static void             help_exec(CommandArgs *args);
@@ -87,6 +88,15 @@ commands_cmd = {
 	.exec        = commands_exec
 };
 
+Command
+freemem_cmd = {
+	.name        = "freemem",
+	.usage       = "freemem",
+	.description = "free large tables from RAM",
+	.parse_args  = parse_no_arg,
+	.exec        = freemem_exec,
+};
+
 Command
 print_cmd = {
 	.name        = "print",
@@ -534,6 +544,18 @@ commands_exec(CommandArgs *args)
 
 }
 
+static void
+freemem_exec(CommandArgs *args)
+{
+/* TODO: implement these functions
+	free_allpd();
+	free_allsd();
+	free_invtables();
+	free_ttables();
+	free_mtables();
+*/
+}
+
 static void
 print_exec(CommandArgs *args)
 {
diff --git a/src/shell.c b/src/shell.c
index 31dde0e..420dc1c 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -163,5 +163,7 @@ main(int argc, char *argv[])
 		launch(false);
 	}
 
+	/* TODO: exec freemem */
+
 	return 0;
 }
-- 
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