From f26f66d866ba1a9f3204e6fdfe2b07e67b5492ad Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 10 Apr 2024 21:41:32 +0200
Subject: Adding upstream version 2.8.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 cmd_handler.h | 109 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 cmd_handler.h

(limited to 'cmd_handler.h')

diff --git a/cmd_handler.h b/cmd_handler.h
new file mode 100644
index 0000000..c4b26f4
--- /dev/null
+++ b/cmd_handler.h
@@ -0,0 +1,109 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Stage 1
+ *
+ * Define function prototypes.
+ */
+
+#undef NAME
+#define NAME(n, d, v)
+
+#undef ENTRY
+#define ENTRY(n, h, f, ...) \
+static int f(int argc, char **argv, struct command *command, struct plugin *plugin);
+
+#undef COMMAND_LIST
+#define COMMAND_LIST(args...) args
+
+#undef PLUGIN
+#define PLUGIN(name, cmds) cmds
+
+#include CMD_INCLUDE(CMD_INC_FILE)
+
+/*
+ * Stage 2
+ *
+ * Define command structures.
+ */
+
+#undef NAME
+#define NAME(n, d, v)
+
+#undef ENTRY_W_ALIAS
+#define ENTRY_W_ALIAS(n, h, f, a)	\
+static struct command f ## _cmd = {	\
+	.name = n, 			\
+	.help = h, 			\
+	.fn = f, 			\
+	.alias = a, 			\
+};
+
+#undef ENTRY_WO_ALIAS
+#define ENTRY_WO_ALIAS(n, h, f)		\
+	ENTRY_W_ALIAS(n, h, f, NULL)
+
+#undef ENTRY_SEL
+#define ENTRY_SEL(n, h, f, a, CMD, ...) CMD
+
+#undef ENTRY
+#define ENTRY(...) 		\
+	ENTRY_SEL(__VA_ARGS__, ENTRY_W_ALIAS, ENTRY_WO_ALIAS)(__VA_ARGS__)
+
+#undef COMMAND_LIST
+#define COMMAND_LIST(args...) args
+
+#undef PLUGIN
+#define PLUGIN(name, cmds) cmds
+
+#include CMD_INCLUDE(CMD_INC_FILE)
+
+/*
+ * Stage 3
+ *
+ * Generate list of commands for the plugin.
+ */
+
+#undef NAME
+#define NAME(n, d, v)
+
+#undef ENTRY
+#define ENTRY(n, h, f, ...) &f ## _cmd,
+
+#undef COMMAND_LIST
+#define COMMAND_LIST(args...)	\
+static struct command *commands[] = {	\
+	args				\
+	NULL,				\
+};
+
+#undef PLUGIN
+#define PLUGIN(name, cmds) cmds
+
+#include CMD_INCLUDE(CMD_INC_FILE)
+
+/*
+ * Stage 4
+ *
+ * Define and register plugin
+ */
+
+#undef NAME
+#define NAME(n, d, v) .name = n, .desc = d, .version = v,
+
+#undef COMMAND_LIST
+#define COMMAND_LIST(args...)
+
+#undef PLUGIN
+#define PLUGIN(name, cmds)				\
+static struct plugin plugin = {				\
+	name						\
+	.commands = commands				\
+}; 							\
+							\
+static void init(void) __attribute__((constructor)); 	\
+static void init(void)					\
+{							\
+	register_extension(&plugin);			\
+}
+
+#include CMD_INCLUDE(CMD_INC_FILE)
-- 
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