From 05ce1932c60cc303e808255b43950f63012ca665 Mon Sep 17 00:00:00 2001
From: "Alfred E. Heggestad" <alfred.heggestad@gmail.com>
Date: Sat, 28 Jan 2017 23:14:23 +0100
Subject: cmd: make struct commands opaque

---
 src/cmd.c | 33 ++++++++++++++++++++++-----------
 1 file changed, 22 insertions(+), 11 deletions(-)

(limited to 'src/cmd.c')

diff --git a/src/cmd.c b/src/cmd.c
index 14b0ee1..78c3522 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -28,6 +28,10 @@ struct cmd_ctx {
 	bool is_long;
 };
 
+struct commands {
+	struct list cmdl;        /**< List of command blocks (struct cmds) */
+};
+
 
 static int cmd_print_all(struct re_printf *pf,
 			 const struct commands *commands,
@@ -51,6 +55,14 @@ static void ctx_destructor(void *arg)
 }
 
 
+static void commands_destructor(void *data)
+{
+	struct commands *commands = data;
+
+	list_flush(&commands->cmdl);
+}
+
+
 static int ctx_alloc(struct cmd_ctx **ctxp, const struct cmd *cmd)
 {
 	struct cmd_ctx *ctx;
@@ -703,21 +715,20 @@ int cmd_print(struct re_printf *pf, const struct commands *commands)
 }
 
 
-int cmd_init(struct commands *commands)
+int cmd_init(struct commands **commandsp)
 {
-	if (!commands)
-		return EINVAL;
+	struct commands *commands;
 
-	list_init(&commands->cmdl);
+	if (!commandsp)
+		return EINVAL;
 
-	return 0;
-}
+	commands = mem_zalloc(sizeof(*commands), commands_destructor);
+	if (!commands)
+		return ENOMEM;
 
+	list_init(&commands->cmdl);
 
-void cmd_close(struct commands *commands)
-{
-	if (!commands)
-		return;
+	*commandsp = commands;
 
-	list_flush(&commands->cmdl);
+	return 0;
 }
-- 
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