From 0219bcb4c833fc1035a2a8bc94707d4b2eb5e70e Mon Sep 17 00:00:00 2001
From: Adam Olsen <rhamph@gmail.com>
Date: Mon, 30 Jul 2001 01:01:39 +0000
Subject: [PATCH] Make the help command work with commands too.  (moved to
 cmd.c while I was at it)

---
 libs/util/cmd.c  | 34 ++++++++++++++++++++++++++++++++++
 libs/util/cvar.c | 23 -----------------------
 2 files changed, 34 insertions(+), 23 deletions(-)

diff --git a/libs/util/cmd.c b/libs/util/cmd.c
index 83fb6a566..d6b3226bb 100644
--- a/libs/util/cmd.c
+++ b/libs/util/cmd.c
@@ -451,6 +451,7 @@ Cmd_UnAlias_f (void)
 	}
 }
 
+
 /*
 					COMMAND EXECUTION
 */
@@ -957,6 +958,38 @@ Cmd_CmdList_f (void)
 	Con_Printf ("------------\n%d commands\n", i);
 }
 
+void
+Cmd_Help_f (void)
+{
+	const char     *name;
+	cvar_t         *var;
+	cmd_function_t *cmd;
+
+	if (Cmd_Argc () != 2) {
+		Con_Printf ("usage: help <cvar/command>\n");
+		return;
+	}
+
+	name = Cmd_Argv (1);
+
+	for (cmd = cmd_functions; cmd && strcasecmp (name, cmd->name); cmd = cmd->next)
+		;
+	if (cmd) {
+		Con_Printf ("%s\n", cmd->description);
+		return;
+	}
+
+	var = Cvar_FindVar (name);
+	if (!var)
+		var = Cvar_FindAlias (name);
+	if (var) {
+		Con_Printf ("%s\n", var->description);
+		return;
+	}
+
+	Con_Printf ("variable/command not found\n");
+}
+
 static void
 cmd_alias_free (void *_a, void *unused)
 {
@@ -1011,6 +1044,7 @@ Cmd_Init (void)
 	Cmd_AddCommand ("unalias", Cmd_UnAlias_f, "Remove the selected alias");
 	Cmd_AddCommand ("wait", Cmd_Wait_f, "Wait a game tic");
 	Cmd_AddCommand ("cmdlist", Cmd_CmdList_f, "List all commands");
+	Cmd_AddCommand ("help", Cmd_Help_f, "Display help for a command or variable");
 }
 
 
diff --git a/libs/util/cvar.c b/libs/util/cvar.c
index 469dfdfdd..e37fb2dbe 100644
--- a/libs/util/cvar.c
+++ b/libs/util/cvar.c
@@ -433,28 +433,6 @@ Cvar_Toggle_f (void)
 	Cvar_Set (var, var->int_val ? "0" : "1");
 }
 
-void
-Cvar_Help_f (void)
-{
-	const char *var_name;
-	cvar_t     *var;
-
-	if (Cmd_Argc () != 2) {
-		Con_Printf ("usage: help <cvar>\n");
-		return;
-	}
-
-	var_name = Cmd_Argv (1);
-	var = Cvar_FindVar (var_name);
-	if (!var)
-		var = Cvar_FindAlias (var_name);
-	if (var) {
-		Con_Printf ("%s\n", var->description);
-		return;
-	}
-	Con_Printf ("variable not found\n");
-}
-
 void
 Cvar_CvarList_f (void)
 {
@@ -527,7 +505,6 @@ Cvar_Init (void)
 	Cmd_AddCommand ("setrom", Cvar_Setrom_f, "Set the selected variable and make it read only, useful on the command line.\n"
 		"(+setrom variablename setting)");
 	Cmd_AddCommand ("toggle", Cvar_Toggle_f, "Toggle a cvar on or off");
-	Cmd_AddCommand ("help", Cvar_Help_f, "Display quake help");
 	Cmd_AddCommand ("cvarlist", Cvar_CvarList_f, "List all cvars");
 }