#include "quakedef.h"
#include "thread.h"
-cmd_state_t cmd_local;
-cmd_state_t cmd_serverfromclient;
+cmd_state_t *cmd_local;
+cmd_state_t *cmd_serverfromclient;
cmd_userdefined_t cmd_userdefined_all;
cmd_userdefined_t cmd_userdefined_null;
}
cmd_iter_t;
-static cmd_iter_t cmd_iter_all[] = {
- {&cmd_local},
- {&cmd_serverfromclient},
- {NULL},
-};
+static cmd_iter_t *cmd_iter_all;
mempool_t *cbuf_mempool;
if(Cmd_Argc(cmd) == 1)
{
- if(List_IsEmpty(&cbuf->deferred))
+ if(List_Is_Empty(&cbuf->deferred))
Con_Printf("No commands are pending.\n");
else
{
- llist_t *pos;
- List_ForEach(pos, &cbuf->deferred)
- {
- current = List_Container(*pos, cmd_input_t, list);
+ List_For_Each_Entry(current, &cbuf->deferred, cmd_input_t, list)
Con_Printf("-> In %9.2f: %s\n", current->delay, current->text);
- }
}
}
else if(Cmd_Argc(cmd) == 2 && !strcasecmp("clear", Cmd_Argv(cmd, 1)))
{
- while(!List_IsEmpty(&cbuf->deferred))
+ while(!List_Is_Empty(&cbuf->deferred))
List_Move_Tail(cbuf->deferred.next, &cbuf->free);
}
else if(Cmd_Argc(cmd) == 3)
cmd_input_t *ret = NULL;
if(existing && existing->pending)
ret = existing;
- else if(!List_IsEmpty(&cbuf->free))
+ else if(!List_Is_Empty(&cbuf->free))
{
- ret = List_Container(*cbuf->free.next, cmd_input_t, list);
+ ret = List_Entry(cbuf->free.next, cmd_input_t, list);
ret->length = 0;
ret->pending = false;
}
return node;
}
+
+// Cloudwalk FIXME: The entire design of this thing is overly complicated.
+// We could very much safely have one input node per line whether or not
+// the command was terminated. We don't need to split up input nodes per command
+// executed.
static size_t Cmd_ParseInput (cmd_input_t **output, char **input)
{
size_t pos, cmdsize = 0, start = 0;
if(!*output)
*output = Cmd_AllocInputNode();
+ // Append, since this input line hasn't closed yet.
if((*output)->pending)
offset = (*output)->length;
}
strlcpy(&(*output)->text[offset], &(*input)[start], cmdsize + 1);
+
+ /*
+ * If we were still looking ahead by the time we broke from the loop, the command input
+ * hasn't terminated yet and we're still expecting more, so keep this node open for appending later.
+ */
(*output)->pending = !lookahead;
}
// Slide the pointer down until we reach the end
while(*in)
{
+ // Check if the current node is still accepting input (input line hasn't terminated)
current = Cbuf_LinkGet(cbuf, existing);
newsize = Cmd_ParseInput(¤t, &in);
// Valid command
if(newsize)
{
+ // current will match existing if the input line hasn't terminated yet
if(current != existing)
{
current->source = cmd;
Con_Print("Cbuf_AddText: overflow\n");
else
{
- Cbuf_LinkCreate(cmd, &llist, (List_IsEmpty(&cbuf->start) ? NULL : List_Container(*cbuf->start.prev, cmd_input_t, list)), text);
- if(!List_IsEmpty(&llist))
+ Cbuf_LinkCreate(cmd, &llist, (List_Is_Empty(&cbuf->start) ? NULL : List_Entry(cbuf->start.prev, cmd_input_t, list)), text);
+ if(!List_Is_Empty(&llist))
List_Splice_Tail(&llist, &cbuf->start);
}
Cbuf_Unlock(cbuf);
Con_Print("Cbuf_InsertText: overflow\n");
else
{
- Cbuf_LinkCreate(cmd, &llist, List_Container(*cbuf->start.next, cmd_input_t, list), text);
- if(!List_IsEmpty(&llist))
+ Cbuf_LinkCreate(cmd, &llist, (List_Is_Empty(&cbuf->start) ? NULL : List_Entry(cbuf->start.next, cmd_input_t, list)), text);
+ if(!List_Is_Empty(&llist))
List_Splice(&llist, &cbuf->start);
}
*/
static void Cbuf_Execute_Deferred (cmd_buf_t *cbuf)
{
- llist_t *pos;
cmd_input_t *current;
double eat;
return;
cbuf->deferred_oldtime = host.realtime;
- List_ForEach(pos, &cbuf->deferred)
+ List_For_Each_Entry(current, &cbuf->deferred, cmd_input_t, list)
{
- current = List_Container(*pos, cmd_input_t, list);
current->delay -= eat;
if(current->delay <= 0)
{
cbuf->size += current->length;
- List_Move(pos, &cbuf->start);
+ List_Move(¤t->list, &cbuf->start);
// We must return and come back next frame or the engine will freeze. Fragile... like glass :3
return;
}
// LadyHavoc: making sure the tokenizebuffer doesn't get filled up by repeated crashes
cbuf->tokenizebufferpos = 0;
- while (!List_IsEmpty(&cbuf->start))
+ while (!List_Is_Empty(&cbuf->start))
{
/*
* Delete the text from the command buffer and move remaining
* commands down. This is necessary because commands (exec, alias)
* can insert data at the beginning of the text buffer
*/
- current = List_Container(*cbuf->start.next, cmd_input_t, list);
+ current = List_Entry(cbuf->start.next, cmd_input_t, list);
// Recycle memory so using WASD doesn't cause a malloc and free
List_Move_Tail(¤t->list, &cbuf->free);
}
}
+/*
+===================
+Cbuf_Frame_Input
+
+Add them exactly as if they had been typed at the console
+===================
+*/
+static void Cbuf_Frame_Input(void)
+{
+ char *line;
+
+ while ((line = Sys_ConsoleInput()))
+ Cbuf_AddText(cmd_local, line);
+}
+
void Cbuf_Frame(cmd_buf_t *cbuf)
{
+ // check for commands typed to the host
+ Cbuf_Frame_Input();
+
+// R_TimeReport("preconsole");
+
+ // execute commands queued with the defer command
Cbuf_Execute_Deferred(cbuf);
if (cbuf->size)
{
Cbuf_Execute(cbuf);
SV_UnlockThreadMutex();
}
+
+// R_TimeReport("console");
}
/*
Cvar_PrintHelp(cvar, cvar->name, true);
count++;
}
- for (int i = 0; i < cvar->aliasindex; i++)
+ for (char **cvar_alias = cvar->aliases; cvar_alias && *cvar_alias; cvar_alias++)
{
- if (matchpattern_with_separator(cvar->aliases[i], partial, true, "", false))
+ if (matchpattern_with_separator(*cvar_alias, partial, true, "", false))
{
Con_Printf ("cvar ");
- Cvar_PrintHelp(cvar, cvar->aliases[i], true);
+ Cvar_PrintHelp(cvar, *cvar_alias, true);
count++;
}
}
Con_Printf("%i result%s\n\n", count, (count > 1) ? "s" : "");
}
+static cmd_state_t *Cmd_AddInterpreter(cmd_buf_t *cbuf, cvar_state_t *cvars, int cvars_flagsmask, int cmds_flagsmask, cmd_userdefined_t *userdefined)
+{
+ cmd_state_t *cmd = (cmd_state_t *)Mem_Alloc(tempmempool, sizeof(cmd_state_t));
+
+ cmd->mempool = Mem_AllocPool("commands", 0, NULL);
+ // space for commands and script files
+ cmd->cbuf = cbuf;
+ cmd->null_string = "";
+
+ cmd->cvars = cvars;
+ cmd->cvars_flagsmask = cvars_flagsmask;
+ cmd->cmd_flags = cmds_flagsmask;
+ cmd->userdefined = userdefined;
+
+ return cmd;
+}
+
/*
============
Cmd_Init
*/
void Cmd_Init(void)
{
- cmd_iter_t *cmd_iter;
cmd_buf_t *cbuf;
cbuf_mempool = Mem_AllocPool("Command buffer", 0, NULL);
cbuf = (cmd_buf_t *)Mem_Alloc(cbuf_mempool, sizeof(cmd_buf_t));
cbuf->deferred.prev = cbuf->deferred.next = &(cbuf->deferred);
cbuf->free.prev = cbuf->free.next = &(cbuf->free);
- for (cmd_iter = cmd_iter_all; cmd_iter->cmd; cmd_iter++)
- {
- cmd_state_t *cmd = cmd_iter->cmd;
- cmd->mempool = Mem_AllocPool("commands", 0, NULL);
- // space for commands and script files
- cmd->cbuf = cbuf;
- cmd->null_string = "";
- }
- // client console can see server cvars because the user may start a server
- cmd_local.cvars = &cvars_all;
- cmd_local.cvars_flagsmask = CF_CLIENT | CF_SERVER;
- cmd_local.cmd_flags = CF_SERVER | CF_CLIENT | CF_CLIENT_FROM_SERVER;
- cmd_local.auto_flags = CF_SERVER_FROM_CLIENT;
- cmd_local.auto_function = CL_ForwardToServer_f; // FIXME: Move this to the client.
- cmd_local.userdefined = &cmd_userdefined_all;
+ // FIXME: Get rid of cmd_iter_all eventually. This is just a hack to reduce the amount of work to make the interpreters dynamic.
+ cmd_iter_all = (cmd_iter_t *)Mem_Alloc(tempmempool, sizeof(cmd_iter_t) * 3);
+
+ // local console
+ cmd_iter_all[0].cmd = cmd_local = Cmd_AddInterpreter(cbuf, &cvars_all, CF_CLIENT | CF_SERVER, CF_CLIENT | CF_CLIENT_FROM_SERVER | CF_SERVER_FROM_CLIENT, &cmd_userdefined_all);
+ cmd_local->Handle = Cmd_CL_Callback;
+ cmd_local->NotFound = NULL;
+
// server commands received from clients have no reason to access cvars, cvar expansion seems perilous.
- cmd_serverfromclient.cvars = &cvars_null;
- cmd_serverfromclient.cvars_flagsmask = 0;
- cmd_serverfromclient.cmd_flags = CF_SERVER_FROM_CLIENT | CF_USERINFO;
- cmd_serverfromclient.auto_flags = 0;
- cmd_serverfromclient.auto_function = NULL;
- cmd_serverfromclient.userdefined = &cmd_userdefined_null;
+ cmd_iter_all[1].cmd = cmd_serverfromclient = Cmd_AddInterpreter(cbuf, &cvars_null, 0, CF_SERVER_FROM_CLIENT | CF_USERINFO, &cmd_userdefined_null);
+ cmd_serverfromclient->Handle = Cmd_SV_Callback;
+ cmd_serverfromclient->NotFound = Cmd_SV_NotFound;
+ cmd_iter_all[2].cmd = NULL;
//
// register our commands
//
cmd_function_t *func;
cmd_function_t *prev, *current;
cmd_state_t *cmd;
- xcommand_t save = NULL;
- qbool auto_add = false;
int i;
for (i = 0; i < 2; i++)
{
cmd = cmd_iter_all[i].cmd;
- if ((flags & cmd->cmd_flags) || (flags & cmd->auto_flags))
+ if (flags & cmd->cmd_flags)
{
- if((flags & cmd->auto_flags) && cmd->auto_function)
- {
- save = function;
- function = cmd->auto_function;
- auto_add = true;
- }
-
// fail if the command is a variable name
if (Cvar_FindVar(cmd->cvars, cmd_name, ~0))
{
{
if (!strcmp(cmd_name, func->name))
{
- if(func->autofunc && !auto_add)
- break;
Con_Printf("Cmd_AddCommand: %s already defined\n", cmd_name);
- goto next;
+ continue;
}
}
func->function = function;
func->description = description;
func->next = cmd->engine_functions;
- func->autofunc = auto_add;
// insert it at the right alphanumeric position
for (prev = NULL, current = cmd->engine_functions; current && strcmp(current->name, func->name) < 0; prev = current, current = current->next)
}
}
-
func = (cmd_function_t *)Mem_Alloc(cmd->mempool, sizeof(cmd_function_t));
func->flags = flags;
func->name = cmd_name;
func->description = description;
func->qcfunc = true; //[515]: csqc
func->next = cmd->userdefined->qc_functions;
- func->autofunc = false;
+
+ // bones_was_here: if this QC command overrides an engine command, store its pointer
+ // to avoid doing this search at invocation if QC declines to handle this command.
+ for (cmd_function_t *f = cmd->engine_functions; f; f = f->next)
+ {
+ if (!strcmp(cmd_name, f->name))
+ {
+ Con_DPrintf("Adding QC override of engine command %s\n", cmd_name);
+ func->overridden = f;
+ break;
+ }
+ }
// insert it at the right alphanumeric position
for (prev = NULL, current = cmd->userdefined->qc_functions; current && strcmp(current->name, func->name) < 0; prev = current, current = current->next)
}
func->next = current;
}
- if (save)
- function = save;
}
-next:
- auto_add = false;
- continue;
}
}
extern cvar_t sv_cheats;
+/*
+ * Cloudwalk FIXME: This idea sounded great in my head but...
+ * How do we handle commands that can be received by the client,
+ * but which the server can also execute locally?
+ *
+ * If we create a callback where the engine will forward to server
+ * but try to execute the command locally if it's dedicated,
+ * we're back to intermixing client and server code which I'm
+ * trying to avoid. There's no other way I can think of to
+ * implement that behavior that doesn't involve an #ifdef, or
+ * making a mess of hooks.
+ */
+qbool Cmd_Callback(cmd_state_t *cmd, cmd_function_t *func, const char *text, cmd_source_t src)
+{
+ if (func->function)
+ func->function(cmd);
+ else
+ Con_Printf("Command \"%s\" can not be executed\n", Cmd_Argv(cmd, 0));
+ return true;
+}
+
+qbool Cmd_CL_Callback(cmd_state_t *cmd, cmd_function_t *func, const char *text, cmd_source_t src)
+{
+ // TODO: Assign these functions to QC commands directly?
+ if(func->qcfunc)
+ {
+ if(((func->flags & CF_CLIENT) && CL_VM_ConsoleCommand(text)) ||
+ ((func->flags & CF_SERVER) && SV_VM_ConsoleCommand(text)))
+ return true;
+
+ if (func->overridden) // If this QC command overrides an engine command,
+ func = func->overridden; // fall back to that command.
+ }
+ if (func->flags & CF_SERVER_FROM_CLIENT)
+ {
+ if(host_isclient.integer)
+ {
+ CL_ForwardToServer_f(cmd);
+ return true;
+ }
+ else if(!(func->flags & CF_SERVER))
+ {
+ Con_Printf("Cannot execute client commands from a dedicated server console.\n");
+ return true;
+ }
+ }
+ return Cmd_Callback(cmd, func, text, src);
+}
+
+qbool Cmd_SV_Callback(cmd_state_t *cmd, cmd_function_t *func, const char *text, cmd_source_t src)
+{
+ if(func->qcfunc && (func->flags & CF_SERVER))
+ return SV_VM_ConsoleCommand(text);
+ else if (src == src_client)
+ {
+ if((func->flags & CF_CHEAT) && !sv_cheats.integer)
+ SV_ClientPrintf("No cheats allowed. The server must have sv_cheats set to 1\n");
+ else
+ func->function(cmd);
+ return true;
+ }
+ return false;
+}
+
+qbool Cmd_SV_NotFound(cmd_state_t *cmd, cmd_function_t *func, const char *text, cmd_source_t src)
+{
+ if (cmd->source == src_client)
+ {
+ Con_Printf("Client \"%s\" tried to execute \"%s\"\n", host_client->name, text);
+ return true;
+ }
+ return false;
+}
/*
============
Cmd_ExecuteString
{
if (!strcasecmp(cmd->argv[0], func->name))
{
- if(func->qcfunc)
- {
- if((func->flags & CF_CLIENT) && CL_VM_ConsoleCommand(text))
- goto done;
- else if((func->flags & CF_SERVER) && SV_VM_ConsoleCommand(text))
- goto done;
- }
+ if(cmd->Handle(cmd, func, text, src))
+ goto done;
}
}
{
if (!strcasecmp (cmd->argv[0], func->name))
{
- switch (src)
- {
- case src_local:
- if (func->function)
- func->function(cmd);
- else
- Con_Printf("Command \"%s\" can not be executed\n", Cmd_Argv(cmd, 0));
+ if(cmd->Handle(cmd, func, text, src))
goto done;
- case src_client:
- if (func->function)
- {
- if((func->flags & CF_CHEAT) && !sv_cheats.integer)
- SV_ClientPrintf("No cheats allowed. The server must have sv_cheats set to 1\n");
- else
- func->function(cmd);
- goto done;
- }
- }
- break;
}
}
// if it's a client command and no command was found, say so.
- if (cmd->source == src_client)
+ if(cmd->NotFound)
{
- Con_Printf("Client \"%s\" tried to execute \"%s\"\n", host_client->name, text);
- goto done;
+ if(cmd->NotFound(cmd, func, text, src))
+ goto done;
}
// check alias
}
Cvar_RestoreInitState(&cvars_all);
}
+
+void Cmd_NoOperation_f(cmd_state_t *cmd)
+{
+}