]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - cmd.c
Remove redundant ampersand breaking ContainerOf and List_For_Each_Entry. Make all...
[xonotic/darkplaces.git] / cmd.c
diff --git a/cmd.c b/cmd.c
index ff7c138f2c9f1e7d836aa592ab0e5bba148e1dcf..abc512eef3a4e547ba72e24e07e1aaad43cbe961 100644 (file)
--- a/cmd.c
+++ b/cmd.c
@@ -22,9 +22,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "quakedef.h"
 #include "thread.h"
 
-cmd_state_t cmd_client;
-cmd_state_t cmd_server;
-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;
@@ -34,27 +33,23 @@ typedef struct cmd_iter_s {
 }
 cmd_iter_t;
 
-static cmd_iter_t cmd_iter_all[] = {
-       {&cmd_client},
-       {&cmd_server},
-       {&cmd_serverfromclient},
-       {NULL},
-};
+static cmd_iter_t *cmd_iter_all;
 
+mempool_t *cbuf_mempool;
 
 // we only run the +whatever commandline arguments once
-qboolean host_stuffcmdsrun = false;
+qbool host_stuffcmdsrun = false;
 
 //=============================================================================
 
-void Cbuf_Lock(cmd_state_t *cmd)
+void Cbuf_Lock(cmd_buf_t *cbuf)
 {
-       Thread_AtomicLock(&cmd->text_lock);
+       Thread_LockMutex(cbuf->lock);
 }
 
-void Cbuf_Unlock(cmd_state_t *cmd)
+void Cbuf_Unlock(cmd_buf_t *cbuf)
 {
-       Thread_AtomicUnlock(&cmd->text_lock);
+       Thread_UnlockMutex(cbuf->lock);
 }
 
 
@@ -69,7 +64,7 @@ bind g "impulse 5 ; +attack ; wait ; -attack ; impulse 2"
 */
 static void Cmd_Wait_f (cmd_state_t *cmd)
 {
-       cmd->wait = true;
+       cmd->cbuf->wait = true;
 }
 
 /*
@@ -79,50 +74,47 @@ Cmd_Defer_f
 Cause a command to be executed after a delay.
 ============
 */
+static cmd_input_t *Cbuf_LinkGet(cmd_buf_t *cbuf, cmd_input_t *existing);
 static void Cmd_Defer_f (cmd_state_t *cmd)
 {
+       cmd_input_t *current;
+       cmd_buf_t *cbuf = cmd->cbuf;
+
        if(Cmd_Argc(cmd) == 1)
        {
-               cmddeferred_t *next = cmd->deferred_list;
-               if(!next)
+               if(List_Is_Empty(&cbuf->deferred))
                        Con_Printf("No commands are pending.\n");
-               while(next)
+               else
                {
-                       Con_Printf("-> In %9.2f: %s\n", next->delay, next->value);
-                       next = next->next;
+                       List_For_Each_Entry(current, &cbuf->deferred, list)
+                               Con_Printf("-> In %9.2f: %s\n", current->delay, current->text);
                }
-       } else if(Cmd_Argc(cmd) == 2 && !strcasecmp("clear", Cmd_Argv(cmd, 1)))
+       }
+       else if(Cmd_Argc(cmd) == 2 && !strcasecmp("clear", Cmd_Argv(cmd, 1)))
        {
-               while(cmd->deferred_list)
+               while(!List_Is_Empty(&cbuf->deferred))
+                       List_Move_Tail(cbuf->deferred.next, &cbuf->free);
+       }
+       else if(Cmd_Argc(cmd) == 3)
+       {
+               const char *text = Cmd_Argv(cmd, 2);
+               current = Cbuf_LinkGet(cbuf, NULL);
+               current->length = strlen(text);
+               current->source = cmd;
+               current->delay = atof(Cmd_Argv(cmd, 1));
+
+               if(current->size < current->length)
                {
-                       cmddeferred_t *defcmd = cmd->deferred_list;
-                       cmd->deferred_list = defcmd->next;
-                       Mem_Free(defcmd->value);
-                       Mem_Free(defcmd);
+                       current->text = (char *)Mem_Realloc(cbuf_mempool, current->text, current->length + 1);
+                       current->size = current->length;
                }
-       } else if(Cmd_Argc(cmd) == 3)
-       {
-               const char *value = Cmd_Argv(cmd, 2);
-               cmddeferred_t *defcmd = (cmddeferred_t*)Mem_Alloc(tempmempool, sizeof(*defcmd));
-               size_t len = strlen(value);
 
-               defcmd->delay = atof(Cmd_Argv(cmd, 1));
-               defcmd->value = (char*)Mem_Alloc(tempmempool, len+1);
-               memcpy(defcmd->value, value, len+1);
-               defcmd->next = NULL;
+               strlcpy(current->text, text, current->length + 1);
 
-               if(cmd->deferred_list)
-               {
-                       cmddeferred_t *next = cmd->deferred_list;
-                       while(next->next)
-                               next = next->next;
-                       next->next = defcmd;
-               } else
-                       cmd->deferred_list = defcmd;
-               /* Stupid me... this changes the order... so commands with the same delay go blub :S
-                 defcmd->next = cmd_deferred_list;
-                 cmd_deferred_list = defcmd;*/
-       } else {
+               List_Move_Tail(&current->list, &cbuf->deferred);
+       }
+       else
+       {
                Con_Printf("usage: defer <seconds> <command>\n"
                           "       defer clear\n");
                return;
@@ -180,6 +172,181 @@ static void Cmd_Centerprint_f (cmd_state_t *cmd)
 =============================================================================
 */
 
+static cmd_input_t *Cbuf_LinkGet(cmd_buf_t *cbuf, cmd_input_t *existing)
+{
+       cmd_input_t *ret = NULL;
+       if(existing && existing->pending)
+               ret = existing;
+       else if(!List_Is_Empty(&cbuf->free))
+       {
+               ret = List_Entry(cbuf->free.next, cmd_input_t, list);
+               ret->length = 0;
+               ret->pending = false;
+       }
+       return ret;
+}
+
+static cmd_input_t *Cmd_AllocInputNode(void)
+{
+       cmd_input_t *node = (cmd_input_t *)Mem_Alloc(cbuf_mempool, sizeof(cmd_input_t));
+       node->list.prev = node->list.next = &node->list;
+       node->size = node->length = node->pending = 0;
+       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;
+       qbool command = false, lookahead = false;
+       qbool quotes = false, comment = false;
+       qbool escaped = false;
+
+       /*
+        * The Quake command-line is super basic. It can be entered in the console
+        * or in config files. A semicolon is used to terminate a command and chain
+        * them together. Otherwise, a newline delineates command input.
+        * 
+        * In most engines, the Quake command-line is a simple linear text buffer that
+        * is parsed when it executes. In Darkplaces, we use a linked list of command
+        * input and parse the input on the spot.
+        * 
+        * This was done because Darkplaces allows multiple command interpreters on the
+        * same thread. Previously, each interpreter maintained its own buffer and this
+        * caused problems related to execution order, and maintaining a single simple
+        * buffer for all interpreters makes it non-trivial to keep track of which
+        * command should execute on which interpreter.
+        */
+
+       // Run until command and lookahead are both true, or until we run out of input.
+       for (pos = 0; (*input)[pos]; pos++)
+       {
+               // Look for newlines and semicolons. Ignore semicolons in quotes.
+               switch((*input)[pos])
+               {
+               case '\r':
+               case '\n':
+                       command = false;
+                       comment = false;
+                       break;
+               default: 
+                       if(!comment) // Not a newline so far. Still not a valid command yet.
+                       {
+                               if(!quotes && (*input)[pos] == ';') // Ignore semicolons in quotes.
+                                       command = false;
+                               else if (ISCOMMENT((*input), pos)) // Comments
+                               {
+                                       comment = true;
+                                       command = false;
+                               }
+                               else
+                               {
+                                       command = true;
+                                       if(!lookahead)
+                                       {
+                                               if(!cmdsize)
+                                                       start = pos;
+                                               cmdsize++;
+                                       }
+
+                                       switch((*input)[pos])
+                                       {
+                                       case '"':
+                                               if (!escaped)
+                                                       quotes = !quotes;
+                                               else
+                                                       escaped = false;
+                                               break;
+                                       case '\\':
+                                               if (!escaped && quotes)
+                                                       escaped = true;
+                                               else if (escaped)
+                                                       escaped = false;
+                                               break;
+                                       }
+                               }
+                       }
+               }
+               if(cmdsize && !command)
+                       lookahead = true;
+
+               if(command && lookahead)
+                       break;
+       }
+
+       if(cmdsize)
+       {
+               size_t offset = 0;
+
+               if(!*output)
+                       *output = Cmd_AllocInputNode();
+
+               // Append, since this input line hasn't closed yet.
+               if((*output)->pending)
+                       offset = (*output)->length;
+
+               (*output)->length += cmdsize;
+
+               if((*output)->size < (*output)->length)
+               {
+                       (*output)->text = (char *)Mem_Realloc(cbuf_mempool, (*output)->text, (*output)->length + 1);
+                       (*output)->size = (*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;
+       }
+
+       // Set input to its new position. Can be NULL.
+       *input = &(*input)[pos];
+
+       return cmdsize;
+}
+
+// Cloudwalk: Not happy with this, but it works.
+static void Cbuf_LinkCreate(cmd_state_t *cmd, llist_t *head, cmd_input_t *existing, const char *text)
+{
+       char *in = (char *)&text[0];
+       cmd_buf_t *cbuf = cmd->cbuf;
+       size_t totalsize = 0, newsize = 0;
+       cmd_input_t *current = NULL;
+
+       // 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(&current, &in);
+
+               // Valid command
+               if(newsize)
+               {
+                       // current will match existing if the input line hasn't terminated yet
+                       if(current != existing)
+                       {
+                               current->source = cmd;
+                               List_Move_Tail(&current->list, head);
+                       }
+
+                       totalsize += newsize;
+               }
+               else if (current == existing && !totalsize)
+                       current->pending = false;
+               current = NULL;
+       }
+
+       cbuf->size += totalsize;
+}
+
 /*
 ============
 Cbuf_AddText
@@ -189,43 +356,50 @@ Adds command text at the end of the buffer
 */
 void Cbuf_AddText (cmd_state_t *cmd, const char *text)
 {
-       int             l;
+       size_t l = strlen(text);
+       cmd_buf_t *cbuf = cmd->cbuf;
+       llist_t llist = {&llist, &llist};
 
-       l = (int)strlen(text);
+       Cbuf_Lock(cbuf);
 
-       Cbuf_Lock(cmd);
-       if (cmd->text.maxsize - cmd->text.cursize <= l)
+       if (cbuf->maxsize - cbuf->size <= l)
                Con_Print("Cbuf_AddText: overflow\n");
        else
-               SZ_Write(&cmd->text, (const unsigned char *)text, l);
-       Cbuf_Unlock(cmd);
+       {
+               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);
 }
 
-
 /*
 ============
 Cbuf_InsertText
 
 Adds command text immediately after the current command
-Adds a \n to the text
 FIXME: actually change the command buffer to do less copying
 ============
 */
 void Cbuf_InsertText (cmd_state_t *cmd, const char *text)
 {
+       cmd_buf_t *cbuf = cmd->cbuf;
+       llist_t llist = {&llist, &llist};
        size_t l = strlen(text);
-       Cbuf_Lock(cmd);
+
+       Cbuf_Lock(cbuf);
+
        // we need to memmove the existing text and stuff this in before it...
-       if (cmd->text.cursize + l >= (size_t)cmd->text.maxsize)
+       if (cbuf->size + l >= cbuf->maxsize)
                Con_Print("Cbuf_InsertText: overflow\n");
        else
        {
-               // we don't have a SZ_Prepend, so...
-               memmove(cmd->text.data + l, cmd->text.data, cmd->text.cursize);
-               cmd->text.cursize += (int)l;
-               memcpy(cmd->text.data, text, l);
+               Cbuf_LinkCreate(cmd, &llist, List_Entry(cbuf->start.next, cmd_input_t, list), text);
+               if(!List_Is_Empty(&llist))
+                       List_Splice(&llist, &cbuf->start);
        }
-       Cbuf_Unlock(cmd);
+
+       Cbuf_Unlock(cbuf);
 }
 
 /*
@@ -233,39 +407,28 @@ void Cbuf_InsertText (cmd_state_t *cmd, const char *text)
 Cbuf_Execute_Deferred --blub
 ============
 */
-static void Cbuf_Execute_Deferred (cmd_state_t *cmd)
+static void Cbuf_Execute_Deferred (cmd_buf_t *cbuf)
 {
-       cmddeferred_t *defcmd, *prev;
+       cmd_input_t *current;
        double eat;
-       if (host.realtime - cmd->deferred_oldrealtime < 0 || host.realtime - cmd->deferred_oldrealtime > 1800) cmd->deferred_oldrealtime = host.realtime;
-       eat = host.realtime - cmd->deferred_oldrealtime;
+
+       if (host.realtime - cbuf->deferred_oldtime < 0 || host.realtime - cbuf->deferred_oldtime > 1800)
+               cbuf->deferred_oldtime = host.realtime;
+       eat = host.realtime - cbuf->deferred_oldtime;
        if (eat < (1.0 / 120.0))
                return;
-       cmd->deferred_oldrealtime = host.realtime;
-       prev = NULL;
-       defcmd = cmd->deferred_list;
-       while(defcmd)
+       cbuf->deferred_oldtime = host.realtime;
+
+       List_For_Each_Entry(current, &cbuf->deferred, list)
        {
-               defcmd->delay -= eat;
-               if(defcmd->delay <= 0)
+               current->delay -= eat;
+               if(current->delay <= 0)
                {
-                       Cbuf_AddText(cmd, defcmd->value);
-                       Cbuf_AddText(cmd, ";\n");
-                       Mem_Free(defcmd->value);
-
-                       if(prev) {
-                               prev->next = defcmd->next;
-                               Mem_Free(defcmd);
-                               defcmd = prev->next;
-                       } else {
-                               cmd->deferred_list = defcmd->next;
-                               Mem_Free(defcmd);
-                               defcmd = cmd->deferred_list;
-                       }
-                       continue;
+                       cbuf->size += current->length;
+                       List_Move(&current->list, &cbuf->start);
+                       // We must return and come back next frame or the engine will freeze. Fragile... like glass :3
+                       return;
                }
-               prev = defcmd;
-               defcmd = defcmd->next;
        }
 }
 
@@ -274,117 +437,98 @@ static void Cbuf_Execute_Deferred (cmd_state_t *cmd)
 Cbuf_Execute
 ============
 */
-static qboolean Cmd_PreprocessString(cmd_state_t *cmd, const char *intext, char *outtext, unsigned maxoutlen, cmdalias_t *alias );
-void Cbuf_Execute (cmd_state_t *cmd)
+static qbool Cmd_PreprocessString(cmd_state_t *cmd, const char *intext, char *outtext, unsigned maxoutlen, cmd_alias_t *alias );
+void Cbuf_Execute (cmd_buf_t *cbuf)
 {
-       int i;
-       char *text;
-       char line[MAX_INPUTLINE];
+       cmd_input_t *current;
        char preprocessed[MAX_INPUTLINE];
        char *firstchar;
-       qboolean quotes;
-       char *comment;
 
        // LadyHavoc: making sure the tokenizebuffer doesn't get filled up by repeated crashes
-       cmd->tokenizebufferpos = 0;
+       cbuf->tokenizebufferpos = 0;
 
-       while (cmd->text.cursize)
+       while (!List_Is_Empty(&cbuf->start))
        {
-// find a \n or ; line break
-               text = (char *)cmd->text.data;
-
-               quotes = false;
-               comment = NULL;
-               for (i=0 ; i < cmd->text.cursize ; i++)
-               {
-                       if(!comment)
-                       {
-                               if (text[i] == '"')
-                                       quotes = !quotes;
-
-                               if(quotes)
-                               {
-                                       // make sure i doesn't get > cursize which causes a negative
-                                       // size in memmove, which is fatal --blub
-                                       if (i < (cmd->text.cursize-1) && (text[i] == '\\' && (text[i+1] == '"' || text[i+1] == '\\')))
-                                               i++;
-                               }
-                               else
-                               {
-                                       if(text[i] == '/' && text[i + 1] == '/' && (i == 0 || ISWHITESPACE(text[i-1])))
-                                               comment = &text[i];
-                                       if(text[i] == ';')
-                                               break;  // don't break if inside a quoted string or comment
-                               }
-                       }
-
-                       if (text[i] == '\r' || text[i] == '\n')
-                               break;
-               }
-
-               // better than CRASHING on overlong input lines that may SOMEHOW enter the buffer
-               if(i >= MAX_INPUTLINE)
-               {
-                       Con_Printf(CON_WARN "Warning: console input buffer had an overlong line. Ignored.\n");
-                       line[0] = 0;
-               }
-               else
-               {
-                       memcpy (line, text, comment ? (comment - text) : i);
-                       line[comment ? (comment - text) : i] = 0;
-               }
-
-// 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
-
-               if (i == cmd->text.cursize)
-                       cmd->text.cursize = 0;
-               else
-               {
-                       i++;
-                       cmd->text.cursize -= i;
-                       memmove (cmd->text.data, text+i, cmd->text.cursize);
-               }
-
-// execute the command line
-               firstchar = line;
+               /*
+                * 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_Entry(cbuf->start.next, cmd_input_t, list);
+               
+               // Recycle memory so using WASD doesn't cause a malloc and free
+               List_Move_Tail(&current->list, &cbuf->free);
+               
+               /*
+                * Assume we're rolling with the current command-line and
+                * always set this false because alias expansion or cbuf insertion
+                * without a newline may set this true, and cause weirdness.
+                */
+               current->pending = false;
+
+               cbuf->size -= current->length;
+
+               firstchar = current->text;
                while(*firstchar && ISWHITESPACE(*firstchar))
                        ++firstchar;
-               if(
-                       (strncmp(firstchar, "alias", 5) || !ISWHITESPACE(firstchar[5]))
-                       &&
-                       (strncmp(firstchar, "bind", 4) || !ISWHITESPACE(firstchar[4]))
-                       &&
-                       (strncmp(firstchar, "in_bind", 7) || !ISWHITESPACE(firstchar[7]))
-               )
+               if((strncmp(firstchar, "alias", 5)   || !ISWHITESPACE(firstchar[5])) &&
+                  (strncmp(firstchar, "bind", 4)    || !ISWHITESPACE(firstchar[4])) &&
+                  (strncmp(firstchar, "in_bind", 7) || !ISWHITESPACE(firstchar[7])))
                {
-                       if(Cmd_PreprocessString( cmd, line, preprocessed, sizeof(preprocessed), NULL ))
-                               Cmd_ExecuteString (cmd, preprocessed, src_command, false);
+                       if(Cmd_PreprocessString(current->source, current->text, preprocessed, sizeof(preprocessed), NULL ))
+                               Cmd_ExecuteString(current->source, preprocessed, src_local, false);
                }
                else
                {
-                       Cmd_ExecuteString (cmd, line, src_command, false);
+                       Cmd_ExecuteString (current->source, current->text, src_local, false);
                }
 
-               if (cmd->wait)
-               {       // skip out while text still remains in buffer, leaving it
-                       // for next frame
-                       cmd->wait = false;
+               current = NULL;
+
+               if (cbuf->wait)
+               {
+                       /*
+                        * Skip out while text still remains in
+                        * buffer, leaving it for next frame
+                        */
+                       cbuf->wait = false;
                        break;
                }
        }
 }
 
-void Cbuf_Frame(cmd_state_t *cmd)
+/*
+===================
+Cbuf_Frame_Input
+
+Add them exactly as if they had been typed at the console
+===================
+*/
+static void Cbuf_Frame_Input(void)
 {
-       Cbuf_Execute_Deferred(cmd);
-       if (cmd->text.cursize)
+       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)
        {
                SV_LockThreadMutex();
-               Cbuf_Execute(cmd);
+               Cbuf_Execute(cbuf);
                SV_UnlockThreadMutex();
        }
+
+//     R_TimeReport("console");
 }
 
 /*
@@ -410,10 +554,6 @@ static void Cmd_StuffCmds_f (cmd_state_t *cmd)
        int             i, j, l;
        // this is for all commandline options combined (and is bounds checked)
        char    build[MAX_INPUTLINE];
-       
-       // come back later so we don't crash
-       if(host.state == host_init)
-               return;
 
        if (Cmd_Argc (cmd) != 1)
        {
@@ -466,14 +606,14 @@ static void Cmd_Exec(cmd_state_t *cmd, const char *filename)
 {
        char *f;
        size_t filenameLen = strlen(filename);
-       qboolean isdefaultcfg =
+       qbool isdefaultcfg =
                !strcmp(filename, "default.cfg") ||
                (filenameLen >= 12 && !strcmp(filename + filenameLen - 12, "/default.cfg"));
 
        if (!strcmp(filename, "config.cfg"))
        {
                filename = CONFIGFILENAME;
-               if (COM_CheckParm("-noconfig"))
+               if (Sys_CheckParm("-noconfig"))
                        return; // don't execute config.cfg
        }
 
@@ -491,9 +631,6 @@ static void Cmd_Exec(cmd_state_t *cmd, const char *filename)
        if (isdefaultcfg)
                Cbuf_InsertText(cmd, "\ncvar_lockdefaults\n");
 
-       // insert newline after the text to make sure the last line is terminated (some text editors omit the trailing newline)
-       // (note: insertion order here is backwards from execution order, so this adds it after the text, by calling it before...)
-       Cbuf_InsertText (cmd, "\n");
        Cbuf_InsertText (cmd, f);
        Mem_Free(f);
 
@@ -737,7 +874,7 @@ static void Cmd_Exec_f (cmd_state_t *cmd)
                return;
        }
 
-       s = FS_Search(Cmd_Argv(cmd, 1), true, true);
+       s = FS_Search(Cmd_Argv(cmd, 1), true, true, NULL);
        if(!s || !s->numfilenames)
        {
                Con_Printf("couldn't exec %s\n",Cmd_Argv(cmd, 1));
@@ -856,7 +993,7 @@ Creates a new command that executes a command string (possibly ; seperated)
 */
 static void Cmd_Alias_f (cmd_state_t *cmd)
 {
-       cmdalias_t      *a;
+       cmd_alias_t     *a;
        char            line[MAX_INPUTLINE];
        int                     i, c;
        const char              *s;
@@ -889,9 +1026,9 @@ static void Cmd_Alias_f (cmd_state_t *cmd)
 
        if (!a)
        {
-               cmdalias_t *prev, *current;
+               cmd_alias_t *prev, *current;
 
-               a = (cmdalias_t *)Z_Malloc (sizeof(cmdalias_t));
+               a = (cmd_alias_t *)Z_Malloc (sizeof(cmd_alias_t));
                strlcpy (a->name, s, sizeof (a->name));
                // insert it at the right alphanumeric position
                for( prev = NULL, current = cmd->userdefined->alias ; current && strcmp( current->name, a->name ) < 0 ; prev = current, current = current->next )
@@ -932,7 +1069,7 @@ Remove existing aliases.
 */
 static void Cmd_UnAlias_f (cmd_state_t *cmd)
 {
-       cmdalias_t      *a, *p;
+       cmd_alias_t     *a, *p;
        int i;
        const char *s;
 
@@ -974,7 +1111,7 @@ static void Cmd_UnAlias_f (cmd_state_t *cmd)
 =============================================================================
 */
 
-static const char *Cmd_GetDirectCvarValue(cmd_state_t *cmd, const char *varname, cmdalias_t *alias, qboolean *is_multiple)
+static const char *Cmd_GetDirectCvarValue(cmd_state_t *cmd, const char *varname, cmd_alias_t *alias, qbool *is_multiple)
 {
        cvar_t *cvar;
        long argno;
@@ -1035,17 +1172,17 @@ static const char *Cmd_GetDirectCvarValue(cmd_state_t *cmd, const char *varname,
                }
        }
 
-       if((cvar = Cvar_FindVar(cmd->cvars, varname, cmd->cvars_flagsmask)) && !(cvar->flags & CVAR_PRIVATE))
+       if((cvar = Cvar_FindVar(cmd->cvars, varname, cmd->cvars_flagsmask)) && !(cvar->flags & CF_PRIVATE))
                return cvar->string;
 
        return NULL;
 }
 
-qboolean Cmd_QuoteString(char *out, size_t outlen, const char *in, const char *quoteset, qboolean putquotes)
+qbool Cmd_QuoteString(char *out, size_t outlen, const char *in, const char *quoteset, qbool putquotes)
 {
-       qboolean quote_quot = !!strchr(quoteset, '"');
-       qboolean quote_backslash = !!strchr(quoteset, '\\');
-       qboolean quote_dollar = !!strchr(quoteset, '$');
+       qbool quote_quot = !!strchr(quoteset, '"');
+       qbool quote_backslash = !!strchr(quoteset, '\\');
+       qbool quote_dollar = !!strchr(quoteset, '$');
 
        if(putquotes)
        {
@@ -1100,14 +1237,14 @@ fail:
        return false;
 }
 
-static const char *Cmd_GetCvarValue(cmd_state_t *cmd, const char *var, size_t varlen, cmdalias_t *alias)
+static const char *Cmd_GetCvarValue(cmd_state_t *cmd, const char *var, size_t varlen, cmd_alias_t *alias)
 {
        static char varname[MAX_INPUTLINE]; // cmd_mutex
        static char varval[MAX_INPUTLINE]; // cmd_mutex
        const char *varstr = NULL;
        char *varfunc;
-       qboolean required = false;
-       qboolean optional = false;
+       qbool required = false;
+       qbool optional = false;
        static char asis[] = "asis"; // just to suppress const char warnings
 
        if(varlen >= MAX_INPUTLINE)
@@ -1161,7 +1298,7 @@ static const char *Cmd_GetCvarValue(cmd_state_t *cmd, const char *var, size_t va
                varstr = Cmd_GetDirectCvarValue(cmd, Cmd_GetDirectCvarValue(cmd, varname + 1, alias, NULL), alias, NULL);
        else
        {
-               qboolean is_multiple = false;
+               qbool is_multiple = false;
                // Exception: $* and $n- don't use the quoted form by default
                varstr = Cmd_GetDirectCvarValue(cmd, varname, alias, &is_multiple);
                if(is_multiple)
@@ -1216,7 +1353,7 @@ Cmd_PreprocessString
 
 Preprocesses strings and replaces $*, $param#, $cvar accordingly. Also strips comments.
 */
-static qboolean Cmd_PreprocessString(cmd_state_t *cmd, const char *intext, char *outtext, unsigned maxoutlen, cmdalias_t *alias ) {
+static qbool Cmd_PreprocessString(cmd_state_t *cmd, const char *intext, char *outtext, unsigned maxoutlen, cmd_alias_t *alias ) {
        const char *in;
        size_t eat, varlen;
        unsigned outlen;
@@ -1345,11 +1482,11 @@ Cmd_ExecuteAlias
 Called for aliases and fills in the alias into the cbuffer
 ============
 */
-static void Cmd_ExecuteAlias (cmd_state_t *cmd, cmdalias_t *alias)
+static void Cmd_ExecuteAlias (cmd_state_t *cmd, cmd_alias_t *alias)
 {
        static char buffer[ MAX_INPUTLINE ]; // cmd_mutex
        static char buffer2[ MAX_INPUTLINE ]; // cmd_mutex
-       qboolean ret = Cmd_PreprocessString( cmd, alias->value, buffer, sizeof(buffer) - 2, alias );
+       qbool ret = Cmd_PreprocessString( cmd, alias->value, buffer, sizeof(buffer) - 2, alias );
        if(!ret)
                return;
        // insert at start of command buffer, so that aliases execute in order
@@ -1377,7 +1514,7 @@ static void Cmd_List_f (cmd_state_t *cmd)
        const char *partial;
        size_t len;
        int count;
-       qboolean ispattern;
+       qbool ispattern;
 
        if (Cmd_Argc(cmd) > 1)
        {
@@ -1393,7 +1530,7 @@ static void Cmd_List_f (cmd_state_t *cmd)
        }
 
        count = 0;
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
        {
                if (partial && (ispattern ? !matchpattern_with_separator(func->name, partial, false, "", false) : strncmp(partial, func->name, len)))
                        continue;
@@ -1423,10 +1560,10 @@ static void Cmd_Apropos_f(cmd_state_t *cmd)
 {
        cmd_function_t *func;
        cvar_t *cvar;
-       cmdalias_t *alias;
+       cmd_alias_t *alias;
        const char *partial;
        int count;
-       qboolean ispattern;
+       qbool ispattern;
        char vabuf[1024];
 
        if (Cmd_Argc(cmd) > 1)
@@ -1451,17 +1588,17 @@ static void Cmd_Apropos_f(cmd_state_t *cmd)
                        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++;
                        }
                }
        }
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
        {
                if (!matchpattern_with_separator(func->name, partial, true, "", false))
                        if (!matchpattern_with_separator(func->description, partial, true, "", false))
@@ -1489,6 +1626,23 @@ static void Cmd_Apropos_f(cmd_state_t *cmd)
        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
@@ -1496,72 +1650,71 @@ Cmd_Init
 */
 void Cmd_Init(void)
 {
-       cmd_iter_t *cmd_iter;
-       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->text.data = cmd->text_buf;
-               cmd->text.maxsize = sizeof(cmd->text_buf);
-               cmd->text.cursize = 0;
-               cmd->null_string = "";
-       }
-       // client console can see server cvars because the user may start a server
-       cmd_client.cvars = &cvars_all;
-       cmd_client.cvars_flagsmask = CVAR_CLIENT | CVAR_SERVER;
-       cmd_client.cmd_flags = CMD_CLIENT | CMD_CLIENT_FROM_SERVER | CMD_SERVER_FROM_CLIENT;
-       cmd_client.userdefined = &cmd_userdefined_all;
-       // dedicated server console can only see server cvars, there is no client
-       cmd_server.cvars = &cvars_all;
-       cmd_server.cvars_flagsmask = CVAR_SERVER;
-       cmd_server.cmd_flags = CMD_SERVER;
-       cmd_server.userdefined = &cmd_userdefined_all;
+       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->maxsize = 655360;
+       cbuf->lock = Thread_CreateMutex();
+       cbuf->wait = false;
+       host.cbuf = cbuf;
+
+       cbuf->start.prev = cbuf->start.next = &(cbuf->start);
+       cbuf->deferred.prev = cbuf->deferred.next = &(cbuf->deferred);
+       cbuf->free.prev = cbuf->free.next = &(cbuf->free);
+
+       // 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 = CMD_SERVER_FROM_CLIENT | CMD_USERINFO;
-       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
 //
        // client-only commands
-       Cmd_AddCommand(CMD_SHARED, "wait", Cmd_Wait_f, "make script execution wait for next rendered frame");
-       Cmd_AddCommand(CMD_CLIENT, "cprint", Cmd_Centerprint_f, "print something at the screen center");
+       Cmd_AddCommand(CF_SHARED, "wait", Cmd_Wait_f, "make script execution wait for next rendered frame");
+       Cmd_AddCommand(CF_CLIENT, "cprint", Cmd_Centerprint_f, "print something at the screen center");
 
        // maintenance commands used for upkeep of cvars and saved configs
-       Cmd_AddCommand(CMD_SHARED, "stuffcmds", Cmd_StuffCmds_f, "execute commandline parameters (must be present in quake.rc script)");
-       Cmd_AddCommand(CMD_SHARED, "cvar_lockdefaults", Cvar_LockDefaults_f, "stores the current values of all cvars into their default values, only used once during startup after parsing default.cfg");
-       Cmd_AddCommand(CMD_SHARED, "cvar_resettodefaults_all", Cvar_ResetToDefaults_All_f, "sets all cvars to their locked default values");
-       Cmd_AddCommand(CMD_SHARED, "cvar_resettodefaults_nosaveonly", Cvar_ResetToDefaults_NoSaveOnly_f, "sets all non-saved cvars to their locked default values (variables that will not be saved to config.cfg)");
-       Cmd_AddCommand(CMD_SHARED, "cvar_resettodefaults_saveonly", Cvar_ResetToDefaults_SaveOnly_f, "sets all saved cvars to their locked default values (variables that will be saved to config.cfg)");
+       Cmd_AddCommand(CF_SHARED, "stuffcmds", Cmd_StuffCmds_f, "execute commandline parameters (must be present in quake.rc script)");
+       Cmd_AddCommand(CF_SHARED, "cvar_lockdefaults", Cvar_LockDefaults_f, "stores the current values of all cvars into their default values, only used once during startup after parsing default.cfg");
+       Cmd_AddCommand(CF_SHARED, "cvar_resettodefaults_all", Cvar_ResetToDefaults_All_f, "sets all cvars to their locked default values");
+       Cmd_AddCommand(CF_SHARED, "cvar_resettodefaults_nosaveonly", Cvar_ResetToDefaults_NoSaveOnly_f, "sets all non-saved cvars to their locked default values (variables that will not be saved to config.cfg)");
+       Cmd_AddCommand(CF_SHARED, "cvar_resettodefaults_saveonly", Cvar_ResetToDefaults_SaveOnly_f, "sets all saved cvars to their locked default values (variables that will be saved to config.cfg)");
 
        // general console commands used in multiple environments
-       Cmd_AddCommand(CMD_SHARED, "exec", Cmd_Exec_f, "execute a script file");
-       Cmd_AddCommand(CMD_SHARED, "echo",Cmd_Echo_f, "print a message to the console (useful in scripts)");
-       Cmd_AddCommand(CMD_SHARED, "alias",Cmd_Alias_f, "create a script function (parameters are passed in as $X (being X a number), $* for all parameters, $X- for all parameters starting from $X). Without arguments show the list of all alias");
-       Cmd_AddCommand(CMD_SHARED, "unalias",Cmd_UnAlias_f, "remove an alias");
-       Cmd_AddCommand(CMD_SHARED, "set", Cvar_Set_f, "create or change the value of a console variable");
-       Cmd_AddCommand(CMD_SHARED, "seta", Cvar_SetA_f, "create or change the value of a console variable that will be saved to config.cfg");
-       Cmd_AddCommand(CMD_SHARED, "unset", Cvar_Del_f, "delete a cvar (does not work for static ones like _cl_name, or read-only ones)");
+       Cmd_AddCommand(CF_SHARED, "exec", Cmd_Exec_f, "execute a script file");
+       Cmd_AddCommand(CF_SHARED, "echo",Cmd_Echo_f, "print a message to the console (useful in scripts)");
+       Cmd_AddCommand(CF_SHARED, "alias",Cmd_Alias_f, "create a script function (parameters are passed in as $X (being X a number), $* for all parameters, $X- for all parameters starting from $X). Without arguments show the list of all alias");
+       Cmd_AddCommand(CF_SHARED, "unalias",Cmd_UnAlias_f, "remove an alias");
+       Cmd_AddCommand(CF_SHARED, "set", Cvar_Set_f, "create or change the value of a console variable");
+       Cmd_AddCommand(CF_SHARED, "seta", Cvar_SetA_f, "create or change the value of a console variable that will be saved to config.cfg");
+       Cmd_AddCommand(CF_SHARED, "unset", Cvar_Del_f, "delete a cvar (does not work for static ones like _cl_name, or read-only ones)");
 
 #ifdef FILLALLCVARSWITHRUBBISH
-       Cmd_AddCommand(CMD_SHARED, "fillallcvarswithrubbish", Cvar_FillAll_f, "fill all cvars with a specified number of characters to provoke buffer overruns");
+       Cmd_AddCommand(CF_SHARED, "fillallcvarswithrubbish", Cvar_FillAll_f, "fill all cvars with a specified number of characters to provoke buffer overruns");
 #endif /* FILLALLCVARSWITHRUBBISH */
 
        // 2000-01-09 CmdList, CvarList commands By Matthias "Maddes" Buecher
        // Added/Modified by EvilTypeGuy eviltypeguy@qeradiant.com
-       Cmd_AddCommand(CMD_SHARED, "cmdlist", Cmd_List_f, "lists all console commands beginning with the specified prefix or matching the specified wildcard pattern");
-       Cmd_AddCommand(CMD_SHARED, "cvarlist", Cvar_List_f, "lists all console variables beginning with the specified prefix or matching the specified wildcard pattern");
-       Cmd_AddCommand(CMD_SHARED, "apropos", Cmd_Apropos_f, "lists all console variables/commands/aliases containing the specified string in the name or description");
-       Cmd_AddCommand(CMD_SHARED, "find", Cmd_Apropos_f, "lists all console variables/commands/aliases containing the specified string in the name or description");
+       Cmd_AddCommand(CF_SHARED, "cmdlist", Cmd_List_f, "lists all console commands beginning with the specified prefix or matching the specified wildcard pattern");
+       Cmd_AddCommand(CF_SHARED, "cvarlist", Cvar_List_f, "lists all console variables beginning with the specified prefix or matching the specified wildcard pattern");
+       Cmd_AddCommand(CF_SHARED, "apropos", Cmd_Apropos_f, "lists all console variables/commands/aliases containing the specified string in the name or description");
+       Cmd_AddCommand(CF_SHARED, "find", Cmd_Apropos_f, "lists all console variables/commands/aliases containing the specified string in the name or description");
 
-       Cmd_AddCommand(CMD_SHARED, "defer", Cmd_Defer_f, "execute a command in the future");
+       Cmd_AddCommand(CF_SHARED, "defer", Cmd_Defer_f, "execute a command in the future");
 
        // DRESK - 5/14/06
        // Support Doom3-style Toggle Command
-       Cmd_AddCommand(CMD_SHARED | CMD_CLIENT_FROM_SERVER, "toggle", Cmd_Toggle_f, "toggles a console variable's values (use for more info)");
+       Cmd_AddCommand(CF_SHARED | CF_CLIENT_FROM_SERVER, "toggle", Cmd_Toggle_f, "toggles a console variable's values (use for more info)");
 }
 
 /*
@@ -1576,10 +1729,10 @@ void Cmd_Shutdown(void)
        {
                cmd_state_t *cmd = cmd_iter->cmd;
 
-               if (cmd->text_lock)
+               if (cmd->cbuf->lock)
                {
                        // we usually have this locked when we get here from Host_Quit_f
-                       Cbuf_Unlock(cmd);
+                       Cbuf_Unlock(cmd->cbuf);
                }
 
                Mem_FreePool(&cmd->mempool);
@@ -1618,7 +1771,6 @@ const char *Cmd_Args (cmd_state_t *cmd)
        return cmd->args;
 }
 
-
 /*
 ============
 Cmd_TokenizeString
@@ -1633,6 +1785,7 @@ static void Cmd_TokenizeString (cmd_state_t *cmd, const char *text)
 
        cmd->argc = 0;
        cmd->args = NULL;
+       cmd->cmdline = NULL;
 
        while (1)
        {
@@ -1656,6 +1809,8 @@ static void Cmd_TokenizeString (cmd_state_t *cmd, const char *text)
                if (!*text)
                        return;
 
+               if(!cmd->argc)
+                       cmd->cmdline = text;
                if (cmd->argc == 1)
                        cmd->args = text;
 
@@ -1665,14 +1820,14 @@ static void Cmd_TokenizeString (cmd_state_t *cmd, const char *text)
                if (cmd->argc < MAX_ARGS)
                {
                        l = (int)strlen(com_token) + 1;
-                       if (cmd->tokenizebufferpos + l > CMD_TOKENIZELENGTH)
+                       if (cmd->cbuf->tokenizebufferpos + l > CMD_TOKENIZELENGTH)
                        {
                                Con_Printf("Cmd_TokenizeString: ran out of %i character buffer space for command arguments\n", CMD_TOKENIZELENGTH);
                                break;
                        }
-                       memcpy (cmd->tokenizebuffer + cmd->tokenizebufferpos, com_token, l);
-                       cmd->argv[cmd->argc] = cmd->tokenizebuffer + cmd->tokenizebufferpos;
-                       cmd->tokenizebufferpos += l;
+                       memcpy (cmd->cbuf->tokenizebuffer + cmd->cbuf->tokenizebufferpos, com_token, l);
+                       cmd->argv[cmd->argc] = cmd->cbuf->tokenizebuffer + cmd->cbuf->tokenizebufferpos;
+                       cmd->cbuf->tokenizebufferpos += l;
                        cmd->argc++;
                }
        }
@@ -1689,19 +1844,13 @@ void Cmd_AddCommand(int flags, const char *cmd_name, xcommand_t function, const
        cmd_function_t *func;
        cmd_function_t *prev, *current;
        cmd_state_t *cmd;
-       xcommand_t save = NULL;
        int i;
 
-       for (i = 0; i < 3; i++)
+       for (i = 0; i < 2; i++)
        {
                cmd = cmd_iter_all[i].cmd;
                if (flags & cmd->cmd_flags)
                {
-                       if(cmd == &cmd_client && (flags & CMD_SERVER_FROM_CLIENT) && !(flags & CMD_CLIENT))
-                       {
-                               save = function;
-                               function = CL_ForwardToServer_f;
-                       }
                        // fail if the command is a variable name
                        if (Cvar_FindVar(cmd->cvars, cmd_name, ~0))
                        {
@@ -1717,7 +1866,7 @@ void Cmd_AddCommand(int flags, const char *cmd_name, xcommand_t function, const
                                        if (!strcmp(cmd_name, func->name))
                                        {
                                                Con_Printf("Cmd_AddCommand: %s already defined\n", cmd_name);
-                                               goto next;
+                                               continue;
                                        }
                                }
 
@@ -1741,40 +1890,37 @@ void Cmd_AddCommand(int flags, const char *cmd_name, xcommand_t function, const
                        }
                        else
                        {
-                               // mark csqcfunc if the function already exists in the csqc_functions list
-                               for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+                               // mark qcfunc if the function already exists in the qc_functions list
+                               for (func = cmd->userdefined->qc_functions; func; func = func->next)
                                {
                                        if (!strcmp(cmd_name, func->name))
                                        {
-                                               func->csqcfunc = true; //[515]: csqc
+                                               func->qcfunc = true; //[515]: csqc
                                                continue;
                                        }
                                }
 
 
                                func = (cmd_function_t *)Mem_Alloc(cmd->mempool, sizeof(cmd_function_t));
+                               func->flags = flags;
                                func->name = cmd_name;
                                func->function = function;
                                func->description = description;
-                               func->csqcfunc = true; //[515]: csqc
-                               func->next = cmd->userdefined->csqc_functions;
+                               func->qcfunc = true; //[515]: csqc
+                               func->next = cmd->userdefined->qc_functions;
 
                                // insert it at the right alphanumeric position
-                               for (prev = NULL, current = cmd->userdefined->csqc_functions; current && strcmp(current->name, func->name) < 0; prev = current, current = current->next)
+                               for (prev = NULL, current = cmd->userdefined->qc_functions; current && strcmp(current->name, func->name) < 0; prev = current, current = current->next)
                                        ;
                                if (prev) {
                                        prev->next = func;
                                }
                                else {
-                                       cmd->userdefined->csqc_functions = func;
+                                       cmd->userdefined->qc_functions = func;
                                }
                                func->next = current;
                        }
-                       if (save)
-                               function = save;
                }
-next:
-               continue;
        }
 }
 
@@ -1783,11 +1929,11 @@ next:
 Cmd_Exists
 ============
 */
-qboolean Cmd_Exists (cmd_state_t *cmd, const char *cmd_name)
+qbool Cmd_Exists (cmd_state_t *cmd, const char *cmd_name)
 {
        cmd_function_t  *func;
 
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
                if (!strcmp(cmd_name, func->name))
                        return true;
 
@@ -1815,7 +1961,7 @@ const char *Cmd_CompleteCommand (cmd_state_t *cmd, const char *partial)
                return NULL;
 
 // check functions
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
                if (!strncasecmp(partial, func->name, len))
                        return func->name;
 
@@ -1848,7 +1994,7 @@ int Cmd_CompleteCountPossible (cmd_state_t *cmd, const char *partial)
                return 0;
 
        // Loop through the command list and count all partial matches
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
                if (!strncasecmp(partial, func->name, len))
                        h++;
 
@@ -1879,7 +2025,7 @@ const char **Cmd_CompleteBuildList (cmd_state_t *cmd, const char *partial)
        len = strlen(partial);
        buf = (const char **)Mem_Alloc(tempmempool, sizeofbuf + sizeof (const char *));
        // Loop through the functions lists and print all matches
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
                if (!strncasecmp(partial, func->name, len))
                        buf[bpos++] = func->name;
        for (func = cmd->engine_functions; func; func = func->next)
@@ -1896,7 +2042,7 @@ void Cmd_CompleteCommandPrint (cmd_state_t *cmd, const char *partial)
        cmd_function_t *func;
        size_t len = strlen(partial);
        // Loop through the command list and print all matches
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
                if (!strncasecmp(partial, func->name, len))
                        Con_Printf("^2%s^7: %s\n", func->name, func->description);
        for (func = cmd->engine_functions; func; func = func->next)
@@ -1915,7 +2061,7 @@ void Cmd_CompleteCommandPrint (cmd_state_t *cmd, const char *partial)
 */
 const char *Cmd_CompleteAlias (cmd_state_t *cmd, const char *partial)
 {
-       cmdalias_t *alias;
+       cmd_alias_t *alias;
        size_t len;
 
        len = strlen(partial);
@@ -1934,7 +2080,7 @@ const char *Cmd_CompleteAlias (cmd_state_t *cmd, const char *partial)
 // written by LadyHavoc
 void Cmd_CompleteAliasPrint (cmd_state_t *cmd, const char *partial)
 {
-       cmdalias_t *alias;
+       cmd_alias_t *alias;
        size_t len = strlen(partial);
        // Loop through the alias list and print all matches
        for (alias = cmd->userdefined->alias; alias; alias = alias->next)
@@ -1954,7 +2100,7 @@ void Cmd_CompleteAliasPrint (cmd_state_t *cmd, const char *partial)
 */
 int Cmd_CompleteAliasCountPossible (cmd_state_t *cmd, const char *partial)
 {
-       cmdalias_t      *alias;
+       cmd_alias_t     *alias;
        size_t          len;
        int                     h;
 
@@ -1984,7 +2130,7 @@ int Cmd_CompleteAliasCountPossible (cmd_state_t *cmd, const char *partial)
 */
 const char **Cmd_CompleteAliasBuildList (cmd_state_t *cmd, const char *partial)
 {
-       cmdalias_t *alias;
+       cmd_alias_t *alias;
        size_t len = 0;
        size_t bpos = 0;
        size_t sizeofbuf = (Cmd_CompleteAliasCountPossible (cmd, partial) + 1) * sizeof (const char *);
@@ -2005,7 +2151,7 @@ const char **Cmd_CompleteAliasBuildList (cmd_state_t *cmd, const char *partial)
 void Cmd_ClearCSQCCommands (cmd_state_t *cmd)
 {
        cmd_function_t *func;
-       cmd_function_t **next = &cmd->userdefined->csqc_functions;
+       cmd_function_t **next = &cmd->userdefined->qc_functions;
        
        while(*next)
        {
@@ -2017,6 +2163,76 @@ void Cmd_ClearCSQCCommands (cmd_state_t *cmd)
 
 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->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
@@ -2025,14 +2241,14 @@ A complete command line has been parsed, so try to execute it
 FIXME: lookupnoadd the token to speed search?
 ============
 */
-void Cmd_ExecuteString (cmd_state_t *cmd, const char *text, cmd_source_t src, qboolean lockmutex)
+void Cmd_ExecuteString (cmd_state_t *cmd, const char *text, cmd_source_t src, qbool lockmutex)
 {
        int oldpos;
        cmd_function_t *func;
-       cmdalias_t *a;
+       cmd_alias_t *a;
        if (lockmutex)
-               Cbuf_Lock(cmd);
-       oldpos = cmd->tokenizebufferpos;
+               Cbuf_Lock(cmd->cbuf);
+       oldpos = cmd->cbuf->tokenizebufferpos;
        cmd->source = src;
 
        Cmd_TokenizeString (cmd, text);
@@ -2042,13 +2258,12 @@ void Cmd_ExecuteString (cmd_state_t *cmd, const char *text, cmd_source_t src, qb
                goto done; // no tokens
 
 // check functions
-       for (func = cmd->userdefined->csqc_functions; func; func = func->next)
+       for (func = cmd->userdefined->qc_functions; func; func = func->next)
        {
                if (!strcasecmp(cmd->argv[0], func->name))
                {
-                       if (func->csqcfunc && CL_VM_ConsoleCommand(text))       //[515]: csqc
+                       if(cmd->Handle(cmd, func, text, src))
                                goto done;
-                       break;
                }
        }
 
@@ -2056,33 +2271,16 @@ void Cmd_ExecuteString (cmd_state_t *cmd, const char *text, cmd_source_t src, qb
        {
                if (!strcasecmp (cmd->argv[0], func->name))
                {
-                       switch (src)
-                       {
-                       case src_command:
-                               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 & CMD_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
@@ -2099,9 +2297,9 @@ void Cmd_ExecuteString (cmd_state_t *cmd, const char *text, cmd_source_t src, qb
        if (!Cvar_Command(cmd) && host.framecount > 0)
                Con_Printf("Unknown command \"%s\"\n", Cmd_Argv(cmd, 0));
 done:
-       cmd->tokenizebufferpos = oldpos;
+       cmd->cbuf->tokenizebufferpos = oldpos;
        if (lockmutex)
-               Cbuf_Unlock(cmd);
+               Cbuf_Unlock(cmd->cbuf);
 }
 
 /*
@@ -2139,8 +2337,8 @@ void Cmd_SaveInitState(void)
        {
                cmd_state_t *cmd = cmd_iter->cmd;
                cmd_function_t *f;
-               cmdalias_t *a;
-               for (f = cmd->userdefined->csqc_functions; f; f = f->next)
+               cmd_alias_t *a;
+               for (f = cmd->userdefined->qc_functions; f; f = f->next)
                        f->initstate = true;
                for (f = cmd->engine_functions; f; f = f->next)
                        f->initstate = true;
@@ -2160,8 +2358,8 @@ void Cmd_RestoreInitState(void)
        {
                cmd_state_t *cmd = cmd_iter->cmd;
                cmd_function_t *f, **fp;
-               cmdalias_t *a, **ap;
-               for (fp = &cmd->userdefined->csqc_functions; (f = *fp);)
+               cmd_alias_t *a, **ap;
+               for (fp = &cmd->userdefined->qc_functions; (f = *fp);)
                {
                        if (f->initstate)
                                fp = &f->next;
@@ -2212,3 +2410,7 @@ void Cmd_RestoreInitState(void)
        }
        Cvar_RestoreInitState(&cvars_all);
 }
+
+void Cmd_NoOperation_f(cmd_state_t *cmd)
+{
+}