From b7d6933be6a05acf507299dbde64a7c4e9850111 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Janouch?= <p.janouch@gmail.com>
Date: Sun, 26 Apr 2015 18:58:39 +0200
Subject: [PATCH] degesch: brevify /help with no arguments

---
 degesch.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/degesch.c b/degesch.c
index caec35b..972eb3e 100644
--- a/degesch.c
+++ b/degesch.c
@@ -3245,16 +3245,6 @@ g_command_handlers[] =
 	  "command" },
 };
 
-static void
-show_command_help (struct app_context *ctx,
-	const char *quote, struct command_handler *handler)
-{
-	buffer_send_status (ctx, ctx->global_buffer, "%s%s: %s",
-		quote, handler->name, handler->description);
-	buffer_send_status (ctx, ctx->global_buffer, "%s  Arguments: %s",
-		quote, handler->usage);
-}
-
 static bool
 handle_command_help (struct app_context *ctx, char *arguments)
 {
@@ -3263,18 +3253,28 @@ handle_command_help (struct app_context *ctx, char *arguments)
 		buffer_send_status (ctx, ctx->global_buffer, "%s", "");
 		buffer_send_status (ctx, ctx->global_buffer, "Commands:");
 		for (size_t i = 0; i < N_ELEMENTS (g_command_handlers); i++)
-			show_command_help (ctx, "  ", &g_command_handlers[i]);
+		{
+			struct command_handler *handler = &g_command_handlers[i];
+			buffer_send_status (ctx, ctx->global_buffer, "  %s: %s",
+				handler->name, handler->description);
+		}
 		return true;
 	}
 
 	char *command = cut_word (&arguments);
 	for (size_t i = 0; i < N_ELEMENTS (g_command_handlers); i++)
-		if (!strcasecmp_ascii (command, g_command_handlers[i].name))
+	{
+		struct command_handler *handler = &g_command_handlers[i];
+		if (!strcasecmp_ascii (command, handler->name))
 		{
 			buffer_send_status (ctx, ctx->global_buffer, "%s", "");
-			show_command_help (ctx, "", &g_command_handlers[i]);
+			buffer_send_status (ctx, ctx->global_buffer, "%s: %s",
+				handler->name, handler->description);
+			buffer_send_status (ctx, ctx->global_buffer, "  Arguments: %s",
+				handler->usage);
 			return true;
 		}
+	}
 	buffer_send_error (ctx, ctx->global_buffer,
 		"%s: %s", "No such command", command);
 	return true;