]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - cmd.c
remove templights change
[xonotic/darkplaces.git] / cmd.c
diff --git a/cmd.c b/cmd.c
index fdd51bba4a590187400c770c916fbf189cc4432d..73f55456e1cb393df9737e3c7084b0d2496dcad8 100644 (file)
--- a/cmd.c
+++ b/cmd.c
@@ -22,6 +22,14 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "quakedef.h"
 
 #define        MAX_ALIAS_NAME  32
+// this is the largest script file that can be executed in one step
+// LordHavoc: inreased this from 8192 to 32768
+// div0: increased this from 32k to 128k
+#define CMDBUFSIZE 131072
+// maximum number of parameters to a command
+#define        MAX_ARGS 80
+// maximum tokenizable commandline length (counting NUL terminations)
+#define CMD_TOKENIZELENGTH (MAX_INPUTLINE + MAX_ARGS)
 
 typedef struct cmdalias_s
 {
@@ -36,6 +44,9 @@ static qboolean cmd_wait;
 
 static mempool_t *cmd_mempool;
 
+static char cmd_tokenizebuffer[CMD_TOKENIZELENGTH];
+static int cmd_tokenizebufferpos = 0;
+
 //=============================================================================
 
 /*
@@ -52,27 +63,126 @@ static void Cmd_Wait_f (void)
        cmd_wait = true;
 }
 
-/*
-=============================================================================
+typedef struct cmddeferred_s
+{
+       struct cmddeferred_s *next;
+       char *value;
+       double time;
+} cmddeferred_t;
 
-                                               COMMAND BUFFER
+static cmddeferred_t *cmd_deferred_list = NULL;
 
-=============================================================================
+/*
+============
+Cmd_Defer_f
+
+Cause a command to be executed after a delay.
+============
 */
+static void Cmd_Defer_f (void)
+{
+       if(Cmd_Argc() == 1)
+       {
+               double time = Sys_DoubleTime();
+               cmddeferred_t *next = cmd_deferred_list;
+               if(!next)
+                       Con_Printf("No commands are pending.\n");
+               while(next)
+               {
+                       Con_Printf("-> In %9.2f: %s\n", next->time-time, next->value);
+                       next = next->next;
+               }
+       } else if(Cmd_Argc() == 2 && !strcasecmp("clear", Cmd_Argv(1)))
+       {
+               while(cmd_deferred_list)
+               {
+                       cmddeferred_t *cmd = cmd_deferred_list;
+                       cmd_deferred_list = cmd->next;
+                       Mem_Free(cmd->value);
+                       Mem_Free(cmd);
+               }
+       } else if(Cmd_Argc() == 3)
+       {
+               const char *value = Cmd_Argv(2);
+               cmddeferred_t *defcmd = (cmddeferred_t*)Mem_Alloc(tempmempool, sizeof(*defcmd));
+               size_t len = strlen(value);
 
-static sizebuf_t       cmd_text;
+               defcmd->time = Sys_DoubleTime() + atof(Cmd_Argv(1));
+               defcmd->value = (char*)Mem_Alloc(tempmempool, len+1);
+               memcpy(defcmd->value, value, len+1);
+               defcmd->next = NULL;
+
+               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 {
+               Con_Printf("usage: defer <seconds> <command>\n"
+                          "       defer clear\n");
+               return;
+       }
+}
 
 /*
 ============
-Cbuf_Init
+Cmd_Centerprint_f
+
+Print something to the center of the screen using SCR_Centerprint
 ============
 */
-void Cbuf_Init (void)
+static void Cmd_Centerprint_f (void)
 {
-       // LordHavoc: inreased this from 8192 to 32768
-       SZ_Alloc (&cmd_text, 32768, "command buffer"); // space for commands and script files
+       char msg[MAX_INPUTLINE];
+       unsigned int i, c, p;
+       c = Cmd_Argc();
+       if(c >= 2)
+       {
+               strlcpy(msg, Cmd_Argv(1), sizeof(msg));
+               for(i = 2; i < c; ++i)
+               {
+                       strlcat(msg, " ", sizeof(msg));
+                       strlcat(msg, Cmd_Argv(i), sizeof(msg));
+               }
+               c = strlen(msg);
+               for(p = 0, i = 0; i < c; ++i)
+               {
+                       if(msg[i] == '\\')
+                       {
+                               if(msg[i+1] == 'n')
+                                       msg[p++] = '\n';
+                               else if(msg[i+1] == '\\')
+                                       msg[p++] = '\\';
+                               else {
+                                       msg[p++] = '\\';
+                                       msg[p++] = msg[i+1];
+                               }
+                               ++i;
+                       } else {
+                               msg[p++] = msg[i];
+                       }
+               }
+               msg[p] = '\0';
+               SCR_CenterPrint(msg);
+       }
 }
 
+/*
+=============================================================================
+
+                                               COMMAND BUFFER
+
+=============================================================================
+*/
+
+static sizebuf_t       cmd_text;
+static unsigned char           cmd_text_buf[CMDBUFSIZE];
 
 /*
 ============
@@ -85,15 +195,15 @@ void Cbuf_AddText (const char *text)
 {
        int             l;
 
-       l = strlen (text);
+       l = (int)strlen (text);
 
        if (cmd_text.cursize + l >= cmd_text.maxsize)
        {
-               Con_Print("Cbuf_AddText: overflow\n");
+               Con_Print("Cbuf_AddText: overflow\n");
                return;
        }
 
-       SZ_Write (&cmd_text, text, strlen (text));
+       SZ_Write (&cmd_text, (const unsigned char *)text, (int)strlen (text));
 }
 
 
@@ -111,25 +221,60 @@ void Cbuf_InsertText (const char *text)
        char    *temp;
        int             templen;
 
-// copy off any commands still remaining in the exec buffer
+       // copy off any commands still remaining in the exec buffer
        templen = cmd_text.cursize;
        if (templen)
        {
-               temp = Z_Malloc (templen);
+               temp = (char *)Mem_Alloc (tempmempool, templen);
                memcpy (temp, cmd_text.data, templen);
                SZ_Clear (&cmd_text);
        }
        else
-               temp = NULL;    // shut up compiler
+               temp = NULL;
 
-// add the entire text of the file
+       // add the entire text of the file
        Cbuf_AddText (text);
 
-// add the copied off data
-       if (templen)
+       // add the copied off data
+       if (temp != NULL)
        {
-               SZ_Write (&cmd_text, temp, templen);
-               Z_Free (temp);
+               SZ_Write (&cmd_text, (const unsigned char *)temp, templen);
+               Mem_Free (temp);
+       }
+}
+
+/*
+============
+Cbuf_Execute_Deferred --blub
+============
+*/
+void Cbuf_Execute_Deferred (void)
+{
+       cmddeferred_t *cmd, *prev;
+       double time = Sys_DoubleTime();
+       prev = NULL;
+       cmd = cmd_deferred_list;
+       while(cmd)
+       {
+               if(cmd->time <= time)
+               {
+                       Cbuf_AddText(cmd->value);
+                       Cbuf_AddText(";\n");
+                       Mem_Free(cmd->value);
+
+                       if(prev) {
+                               prev->next = cmd->next;
+                               Mem_Free(cmd);
+                               cmd = prev->next;
+                       } else {
+                               cmd_deferred_list = cmd->next;
+                               Mem_Free(cmd);
+                               cmd = cmd_deferred_list;
+                       }
+                       continue;
+               }
+               prev = cmd;
+               cmd = cmd->next;
        }
 }
 
@@ -138,13 +283,20 @@ void Cbuf_InsertText (const char *text)
 Cbuf_Execute
 ============
 */
+static void Cmd_PreprocessString( const char *intext, char *outtext, unsigned maxoutlen, cmdalias_t *alias );
 void Cbuf_Execute (void)
 {
        int i;
        char *text;
-       char line[1024];
+       char line[MAX_INPUTLINE];
+       char preprocessed[MAX_INPUTLINE];
+       char *firstchar;
        int quotes;
 
+       // LordHavoc: making sure the tokenizebuffer doesn't get filled up by repeated crashes
+       cmd_tokenizebufferpos = 0;
+
+       Cbuf_Execute_Deferred();
        while (cmd_text.cursize)
        {
 // find a \n or ; line break
@@ -154,15 +306,28 @@ void Cbuf_Execute (void)
                for (i=0 ; i< cmd_text.cursize ; i++)
                {
                        if (text[i] == '"')
-                               quotes++;
-                       if ( !(quotes&1) &&  text[i] == ';')
+                               quotes ^= 1;
+                       // 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++;
+                       if ( !quotes &&  text[i] == ';')
                                break;  // don't break if inside a quoted string
-                       if (text[i] == '\n')
+                       if (text[i] == '\r' || text[i] == '\n')
                                break;
                }
 
-               memcpy (line, text, i);
-               line[i] = 0;
+               // better than CRASHING on overlong input lines that may SOMEHOW enter the buffer
+               if(i >= MAX_INPUTLINE)
+               {
+                       Con_Printf("Warning: console input buffer had an overlong line. Ignored.\n");
+                       line[0] = 0;
+               }
+               else
+               {
+                       memcpy (line, text, i);
+                       line[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
@@ -174,11 +339,26 @@ void Cbuf_Execute (void)
                {
                        i++;
                        cmd_text.cursize -= i;
-                       memcpy (text, text+i, cmd_text.cursize);
+                       memmove (cmd_text.data, text+i, cmd_text.cursize);
                }
 
 // execute the command line
-               Cmd_ExecuteString (line, src_command);
+               firstchar = line + strspn(line, " \t");
+               if(
+                       (strncmp(firstchar, "alias", 5) || (firstchar[5] != ' ' && firstchar[5] != '\t'))
+                       &&
+                       (strncmp(firstchar, "bind", 4) || (firstchar[4] != ' ' && firstchar[4] != '\t'))
+                       &&
+                       (strncmp(firstchar, "in_bind", 7) || (firstchar[7] != ' ' && firstchar[7] != '\t'))
+               )
+               {
+                       Cmd_PreprocessString( line, preprocessed, sizeof(preprocessed), NULL );
+                       Cmd_ExecuteString (preprocessed, src_command);
+               }
+               else
+               {
+                       Cmd_ExecuteString (line, src_command);
+               }
 
                if (cmd_wait)
                {       // skip out while text still remains in buffer, leaving it
@@ -207,68 +387,58 @@ quake +prog jctest.qp +cmd amlev1
 quake -nosound +cmd amlev1
 ===============
 */
+qboolean host_stuffcmdsrun = false;
 void Cmd_StuffCmds_f (void)
 {
-       int             i, j;
-       int             s;
-       char    *text, *build, c;
+       int             i, j, l;
+       // this is for all commandline options combined (and is bounds checked)
+       char    build[MAX_INPUTLINE];
 
        if (Cmd_Argc () != 1)
        {
-               Con_Print("stuffcmds : execute command line parameters\n");
+               Con_Print("stuffcmds : execute command line parameters\n");
                return;
        }
 
-// build the combined string to parse from
-       s = 0;
-       for (i=1 ; i<com_argc ; i++)
-       {
-               if (!com_argv[i])
-                       continue;               // NEXTSTEP nulls out -NXHost
-               s += strlen (com_argv[i]) + 1;
-       }
-       if (!s)
+       // no reason to run the commandline arguments twice
+       if (host_stuffcmdsrun)
                return;
 
-       text = Z_Malloc (s+1);
-       text[0] = 0;
-       for (i=1 ; i<com_argc ; i++)
-       {
-               if (!com_argv[i])
-                       continue;               // NEXTSTEP nulls out -NXHost
-               strcat (text,com_argv[i]);
-               if (i != com_argc-1)
-                       strcat (text, " ");
-       }
-
-// pull out the commands
-       build = Z_Malloc (s+1);
+       host_stuffcmdsrun = true;
        build[0] = 0;
-
-       for (i=0 ; i<s-1 ; i++)
+       l = 0;
+       for (i = 0;i < com_argc;i++)
        {
-               if (text[i] == '+')
+               if (com_argv[i] && com_argv[i][0] == '+' && (com_argv[i][1] < '0' || com_argv[i][1] > '9') && l + strlen(com_argv[i]) - 1 <= sizeof(build) - 1)
                {
+                       j = 1;
+                       while (com_argv[i][j])
+                               build[l++] = com_argv[i][j++];
                        i++;
-
-                       for (j=i ; (text[j] != '+') && (text[j] != '-') && (text[j] != 0) ; j++)
-                               ;
-
-                       c = text[j];
-                       text[j] = 0;
-
-                       strcat (build, text+i);
-                       strcat (build, "\n");
-                       text[j] = c;
-                       i = j-1;
+                       for (;i < com_argc;i++)
+                       {
+                               if (!com_argv[i])
+                                       continue;
+                               if ((com_argv[i][0] == '+' || com_argv[i][0] == '-') && (com_argv[i][1] < '0' || com_argv[i][1] > '9'))
+                                       break;
+                               if (l + strlen(com_argv[i]) + 4 > sizeof(build) - 1)
+                                       break;
+                               build[l++] = ' ';
+                               if (strchr(com_argv[i], ' '))
+                                       build[l++] = '\"';
+                               for (j = 0;com_argv[i][j];j++)
+                                       build[l++] = com_argv[i][j];
+                               if (strchr(com_argv[i], ' '))
+                                       build[l++] = '\"';
+                       }
+                       build[l++] = '\n';
+                       i--;
                }
        }
-
-       if (build[0])
-               Cbuf_InsertText (build);
-
-       Z_Free (text);
-       Z_Free (build);
+       // now terminate the combined string and prepend it to the command buffer
+       // we already reserved space for the terminator
+       build[l++] = 0;
+       Cbuf_InsertText (build);
 }
 
 
@@ -283,18 +453,27 @@ static void Cmd_Exec_f (void)
 
        if (Cmd_Argc () != 2)
        {
-               Con_Print("exec <filename> : execute a script file\n");
+               Con_Print("exec <filename> : execute a script file\n");
                return;
        }
 
-       f = (char *)FS_LoadFile (Cmd_Argv(1), false);
+       f = (char *)FS_LoadFile (Cmd_Argv(1), tempmempool, false, NULL);
        if (!f)
        {
-               Con_Printf ("couldn't exec %s\n",Cmd_Argv(1));
+               Con_Printf("couldn't exec %s\n",Cmd_Argv(1));
                return;
        }
-       Con_Printf ("execing %s\n",Cmd_Argv(1));
+       Con_Printf("execing %s\n",Cmd_Argv(1));
 
+       // if executing default.cfg for the first time, lock the cvar defaults
+       // it may seem backwards to insert this text BEFORE the default.cfg
+       // but Cbuf_InsertText inserts before, so this actually ends up after it.
+       if (!strcmp(Cmd_Argv(1), "default.cfg"))
+               Cbuf_InsertText("\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 ("\n");
        Cbuf_InsertText (f);
        Mem_Free(f);
 }
@@ -312,45 +491,117 @@ static void Cmd_Echo_f (void)
        int             i;
 
        for (i=1 ; i<Cmd_Argc() ; i++)
-               Con_Printf ("%s ",Cmd_Argv(i));
-       Con_Print("\n");
+               Con_Printf("%s ",Cmd_Argv(i));
+       Con_Print("\n");
 }
 
+// DRESK - 5/14/06
+// Support Doom3-style Toggle Console Command
 /*
 ===============
-Cmd_Alias_f
+Cmd_Toggle_f
 
-Creates a new command that executes a command string (possibly ; seperated)
+Toggles a specified console variable amongst the values specified (default is 0 and 1)
 ===============
 */
-static char *CopyString (char *in)
+static void Cmd_Toggle_f(void)
 {
-       char *out;
+       // Acquire Number of Arguments
+       int nNumArgs = Cmd_Argc();
+
+       if(nNumArgs == 1)
+               // No Arguments Specified; Print Usage
+               Con_Print("Toggle Console Variable - Usage\n  toggle <variable> - toggles between 0 and 1\n  toggle <variable> <value> - toggles between 0 and <value>\n  toggle <variable> [string 1] [string 2]...[string n] - cycles through all strings\n");
+       else
+       { // Correct Arguments Specified
+               // Acquire Potential CVar
+               cvar_t* cvCVar = Cvar_FindVar( Cmd_Argv(1) );
+
+               if(cvCVar != NULL)
+               { // Valid CVar
+                       if(nNumArgs == 2)
+                       { // Default Usage
+                               if(cvCVar->integer)
+                                       Cvar_SetValueQuick(cvCVar, 0);
+                               else
+                                       Cvar_SetValueQuick(cvCVar, 1);
+                       }
+                       else
+                       if(nNumArgs == 3)
+                       { // 0 and Specified Usage
+                               if(cvCVar->integer == atoi(Cmd_Argv(2) ) )
+                                       // CVar is Specified Value; // Reset to 0
+                                       Cvar_SetValueQuick(cvCVar, 0);
+                               else
+                               if(cvCVar->integer == 0)
+                                       // CVar is 0; Specify Value
+                                       Cvar_SetQuick(cvCVar, Cmd_Argv(2) );
+                               else
+                                       // CVar does not match; Reset to 0
+                                       Cvar_SetValueQuick(cvCVar, 0);
+                       }
+                       else
+                       { // Variable Values Specified
+                               int nCnt;
+                               int bFound = 0;
+
+                               for(nCnt = 2; nCnt < nNumArgs; nCnt++)
+                               { // Cycle through Values
+                                       if( strcmp(cvCVar->string, Cmd_Argv(nCnt) ) == 0)
+                                       { // Current Value Located; Increment to Next
+                                               if( (nCnt + 1) == nNumArgs)
+                                                       // Max Value Reached; Reset
+                                                       Cvar_SetQuick(cvCVar, Cmd_Argv(2) );
+                                               else
+                                                       // Next Value
+                                                       Cvar_SetQuick(cvCVar, Cmd_Argv(nCnt + 1) );
+
+                                               // End Loop
+                                               nCnt = nNumArgs;
+                                               // Assign Found
+                                               bFound = 1;
+                                       }
+                               }
+                               if(!bFound)
+                                       // Value not Found; Reset to Original
+                                       Cvar_SetQuick(cvCVar, Cmd_Argv(2) );
+                       }
 
-       out = Z_Malloc (strlen(in)+1);
-       strcpy (out, in);
-       return out;
+               }
+               else
+               { // Invalid CVar
+                       Con_Printf("ERROR : CVar '%s' not found\n", Cmd_Argv(1) );
+               }
+       }
 }
 
+/*
+===============
+Cmd_Alias_f
+
+Creates a new command that executes a command string (possibly ; seperated)
+===============
+*/
 static void Cmd_Alias_f (void)
 {
        cmdalias_t      *a;
-       char            cmd[1024];
+       char            cmd[MAX_INPUTLINE];
        int                     i, c;
        const char              *s;
+       size_t          alloclen;
 
        if (Cmd_Argc() == 1)
        {
-               Con_Print("Current alias commands:\n");
+               Con_Print("Current alias commands:\n");
                for (a = cmd_alias ; a ; a=a->next)
-                       Con_Printf ("%s : %s\n", a->name, a->value);
+                       Con_Printf("%s : %s\n", a->name, a->value);
                return;
        }
 
        s = Cmd_Argv(1);
        if (strlen(s) >= MAX_ALIAS_NAME)
        {
-               Con_Print("Alias name is too long\n");
+               Con_Print("Alias name is too long\n");
                return;
        }
 
@@ -366,24 +617,36 @@ static void Cmd_Alias_f (void)
 
        if (!a)
        {
-               a = Z_Malloc (sizeof(cmdalias_t));
-               a->next = cmd_alias;
-               cmd_alias = a;
+               cmdalias_t *prev, *current;
+
+               a = (cmdalias_t *)Z_Malloc (sizeof(cmdalias_t));
+               strlcpy (a->name, s, sizeof (a->name));
+               // insert it at the right alphanumeric position
+               for( prev = NULL, current = cmd_alias ; current && strcmp( current->name, a->name ) < 0 ; prev = current, current = current->next )
+                       ;
+               if( prev ) {
+                       prev->next = a;
+               } else {
+                       cmd_alias = a;
+               }
+               a->next = current;
        }
-       strcpy (a->name, s);
+
 
 // copy the rest of the command line
        cmd[0] = 0;             // start out with a null string
        c = Cmd_Argc();
        for (i=2 ; i< c ; i++)
        {
-               strcat (cmd, Cmd_Argv(i));
+               strlcat (cmd, Cmd_Argv(i), sizeof (cmd));
                if (i != c)
-                       strcat (cmd, " ");
+                       strlcat (cmd, " ", sizeof (cmd));
        }
-       strcat (cmd, "\n");
+       strlcat (cmd, "\n", sizeof (cmd));
 
-       a->value = CopyString (cmd);
+       alloclen = strlen (cmd) + 1;
+       a->value = (char *)Z_Malloc (alloclen);
+       memcpy (a->value, cmd, alloclen);
 }
 
 /*
@@ -398,22 +661,340 @@ typedef struct cmd_function_s
 {
        struct cmd_function_s *next;
        const char *name;
-       xcommand_t function;
+       const char *description;
+       xcommand_t consolefunction;
+       xcommand_t clientfunction;
+       qboolean csqcfunc;
 } cmd_function_t;
 
-
-#define        MAX_ARGS                80
-
 static int cmd_argc;
 static const char *cmd_argv[MAX_ARGS];
 static const char *cmd_null_string = "";
-static const char *cmd_args = NULL;
-
+static const char *cmd_args;
 cmd_source_t cmd_source;
 
 
 static cmd_function_t *cmd_functions;          // possible commands to execute
 
+static const char *Cmd_GetDirectCvarValue(const char *varname, cmdalias_t *alias, qboolean *is_multiple)
+{
+       cvar_t *cvar;
+       long argno;
+       char *endptr;
+
+       if(is_multiple)
+               *is_multiple = false;
+
+       if(!varname || !*varname)
+               return NULL;
+
+       if(alias)
+       {
+               if(!strcmp(varname, "*"))
+               {
+                       if(is_multiple)
+                               *is_multiple = true;
+                       return Cmd_Args();
+               }
+               else if(varname[strlen(varname) - 1] == '-')
+               {
+                       argno = strtol(varname, &endptr, 10);
+                       if(endptr == varname + strlen(varname) - 1)
+                       {
+                               // whole string is a number, apart from the -
+                               const char *p = Cmd_Args();
+                               for(; argno > 1; --argno)
+                                       if(!COM_ParseToken_Console(&p))
+                                               break;
+                               if(p)
+                               {
+                                       if(is_multiple)
+                                               *is_multiple = true;
+
+                                       // kill pre-argument whitespace
+                                       for (;*p && ISWHITESPACE(*p);p++)
+                                               ;
+
+                                       return p;
+                               }
+                       }
+               }
+               else
+               {
+                       argno = strtol(varname, &endptr, 10);
+                       if(*endptr == 0)
+                       {
+                               // whole string is a number
+                               // NOTE: we already made sure we don't have an empty cvar name!
+                               if(argno >= 0 && argno < Cmd_Argc())
+                                       return Cmd_Argv(argno);
+                       }
+               }
+       }
+
+       if((cvar = Cvar_FindVar(varname)) && !(cvar->flags & CVAR_PRIVATE))
+               return cvar->string;
+
+       return NULL;
+}
+
+qboolean Cmd_QuoteString(char *out, size_t outlen, const char *in, const char *quoteset)
+{
+       qboolean quote_quot = !!strchr(quoteset, '"');
+       qboolean quote_backslash = !!strchr(quoteset, '\\');
+       qboolean quote_dollar = !!strchr(quoteset, '$');
+
+       while(*in)
+       {
+               if(*in == '"' && quote_quot)
+               {
+                       if(outlen <= 2)
+                       {
+                               *out++ = 0;
+                               return false;
+                       }
+                       *out++ = '\\'; --outlen;
+                       *out++ = '"'; --outlen;
+               }
+               else if(*in == '\\' && quote_backslash)
+               {
+                       if(outlen <= 2)
+                       {
+                               *out++ = 0;
+                               return false;
+                       }
+                       *out++ = '\\'; --outlen;
+                       *out++ = '\\'; --outlen;
+               }
+               else if(*in == '$' && quote_dollar)
+               {
+                       if(outlen <= 2)
+                       {
+                               *out++ = 0;
+                               return false;
+                       }
+                       *out++ = '$'; --outlen;
+                       *out++ = '$'; --outlen;
+               }
+               else
+               {
+                       if(outlen <= 1)
+                       {
+                               *out++ = 0;
+                               return false;
+                       }
+                       *out++ = *in; --outlen;
+               }
+               ++in;
+       }
+       *out++ = 0;
+       return true;
+}
+
+static const char *Cmd_GetCvarValue(const char *var, size_t varlen, cmdalias_t *alias)
+{
+       static char varname[MAX_INPUTLINE];
+       static char varval[MAX_INPUTLINE];
+       const char *varstr;
+       char *varfunc;
+
+       if(varlen >= MAX_INPUTLINE)
+               varlen = MAX_INPUTLINE - 1;
+       memcpy(varname, var, varlen);
+       varname[varlen] = 0;
+       varfunc = strchr(varname, ' ');
+
+       if(varfunc)
+       {
+               *varfunc = 0;
+               ++varfunc;
+       }
+
+       if(*var == 0)
+       {
+               // empty cvar name?
+               return NULL;
+       }
+
+       varstr = NULL;
+
+       if(varname[0] == '$')
+               varstr = Cmd_GetDirectCvarValue(Cmd_GetDirectCvarValue(varname + 1, alias, NULL), alias, NULL);
+       else
+       {
+               qboolean is_multiple = false;
+               // Exception: $* and $n- don't use the quoted form by default
+               varstr = Cmd_GetDirectCvarValue(varname, alias, &is_multiple);
+               if(is_multiple)
+                       if(!varfunc)
+                               varfunc = "asis";
+       }
+
+       if(!varstr)
+       {
+               if(alias)
+                       Con_Printf("Warning: Could not expand $%s in alias %s\n", varname, alias->name);
+               else
+                       Con_Printf("Warning: Could not expand $%s\n", varname);
+               return NULL;
+       }
+
+       if(!varfunc || !strcmp(varfunc, "q")) // note: quoted form is default, use "asis" to override!
+       {
+               // quote it so it can be used inside double quotes
+               // we just need to replace " by \", and of course, double backslashes
+               Cmd_QuoteString(varval, sizeof(varval), varstr, "\"\\");
+               return varval;
+       }
+       else if(!strcmp(varfunc, "asis"))
+       {
+               return varstr;
+       }
+       else
+               Con_Printf("Unknown variable function %s\n", varfunc);
+
+       return varstr;
+}
+
+/*
+Cmd_PreprocessString
+
+Preprocesses strings and replaces $*, $param#, $cvar accordingly
+*/
+static void Cmd_PreprocessString( const char *intext, char *outtext, unsigned maxoutlen, cmdalias_t *alias ) {
+       const char *in;
+       size_t eat, varlen;
+       unsigned outlen;
+       const char *val;
+
+       // don't crash if there's no room in the outtext buffer
+       if( maxoutlen == 0 ) {
+               return;
+       }
+       maxoutlen--; // because of \0
+
+       in = intext;
+       outlen = 0;
+
+       while( *in && outlen < maxoutlen ) {
+               if( *in == '$' ) {
+                       // this is some kind of expansion, see what comes after the $
+                       in++;
+
+                       // The console does the following preprocessing:
+                       //
+                       // - $$ is transformed to a single dollar sign.
+                       // - $var or ${var} are expanded to the contents of the named cvar,
+                       //   with quotation marks and backslashes quoted so it can safely
+                       //   be used inside quotation marks (and it should always be used
+                       //   that way)
+                       // - ${var asis} inserts the cvar value as is, without doing this
+                       //   quoting
+                       // - prefix the cvar name with a dollar sign to do indirection;
+                       //   for example, if $x has the value timelimit, ${$x} will return
+                       //   the value of $timelimit
+                       // - when expanding an alias, the special variable name $* refers
+                       //   to all alias parameters, and a number refers to that numbered
+                       //   alias parameter, where the name of the alias is $0, the first
+                       //   parameter is $1 and so on; as a special case, $* inserts all
+                       //   parameters, without extra quoting, so one can use $* to just
+                       //   pass all parameters around. All parameters starting from $n
+                       //   can be referred to as $n- (so $* is equivalent to $1-).
+                       //
+                       // Note: when expanding an alias, cvar expansion is done in the SAME step
+                       // as alias expansion so that alias parameters or cvar values containing
+                       // dollar signs have no unwanted bad side effects. However, this needs to
+                       // be accounted for when writing complex aliases. For example,
+                       //   alias foo "set x NEW; echo $x"
+                       // actually expands to
+                       //   "set x NEW; echo OLD"
+                       // and will print OLD! To work around this, use a second alias:
+                       //   alias foo "set x NEW; foo2"
+                       //   alias foo2 "echo $x"
+                       //
+                       // Also note: lines starting with alias are exempt from cvar expansion.
+                       // If you want cvar expansion, write "alias" instead:
+                       //
+                       //   set x 1
+                       //   alias foo "echo $x"
+                       //   "alias" bar "echo $x"
+                       //   set x 2
+                       //
+                       // foo will print 2, because the variable $x will be expanded when the alias
+                       // gets expanded. bar will print 1, because the variable $x was expanded
+                       // at definition time. foo can be equivalently defined as
+                       //
+                       //   "alias" foo "echo $$x"
+                       //
+                       // because at definition time, $$ will get replaced to a single $.
+
+                       if( *in == '$' ) {
+                               val = "$";
+                               eat = 1;
+                       } else if(*in == '{') {
+                               varlen = strcspn(in + 1, "}");
+                               if(in[varlen + 1] == '}')
+                               {
+                                       val = Cmd_GetCvarValue(in + 1, varlen, alias);
+                                       eat = varlen + 2;
+                               }
+                               else
+                               {
+                                       // ran out of data?
+                                       val = NULL;
+                                       eat = varlen + 1;
+                               }
+                       } else {
+                               varlen = strspn(in, "*0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-");
+                               val = Cmd_GetCvarValue(in, varlen, alias);
+                               eat = varlen;
+                       }
+                       if(val)
+                       {
+                               // insert the cvar value
+                               while(*val && outlen < maxoutlen)
+                                       outtext[outlen++] = *val++;
+                               in += eat;
+                       }
+                       else
+                       {
+                               // copy the unexpanded text
+                               outtext[outlen++] = '$';
+                               while(eat && outlen < maxoutlen)
+                               {
+                                       outtext[outlen++] = *in++;
+                                       --eat;
+                               }
+                       }
+               } else {
+                       outtext[outlen++] = *in++;
+               }
+       }
+       outtext[outlen] = 0;
+}
+
+/*
+============
+Cmd_ExecuteAlias
+
+Called for aliases and fills in the alias into the cbuffer
+============
+*/
+static void Cmd_ExecuteAlias (cmdalias_t *alias)
+{
+       static char buffer[ MAX_INPUTLINE ];
+       static char buffer2[ MAX_INPUTLINE ];
+       Cmd_PreprocessString( alias->value, buffer, sizeof(buffer) - 2, alias );
+       // insert at start of command buffer, so that aliases execute in order
+       // (fixes bug introduced by Black on 20050705)
+
+       // Note: Cbuf_PreprocessString will be called on this string AGAIN! So we
+       // have to make sure that no second variable expansion takes place, otherwise
+       // alias parameters containing dollar signs can have bad effects.
+       Cmd_QuoteString(buffer2, sizeof(buffer2), buffer, "$");
+       Cbuf_InsertText( buffer2 );
+}
+
 /*
 ========
 Cmd_List
@@ -432,7 +1013,7 @@ static void Cmd_List_f (void)
        if (Cmd_Argc() > 1)
        {
                partial = Cmd_Argv (1);
-               len = strlen(partial);
+               len = (int)strlen(partial);
        }
        else
        {
@@ -445,15 +1026,14 @@ static void Cmd_List_f (void)
        {
                if (partial && strncmp(partial, cmd->name, len))
                        continue;
-               Con_Printf ("%s\n", cmd->name);
+               Con_Printf("%s : %s\n", cmd->name, cmd->description);
                count++;
        }
 
-       Con_Printf ("%i Command%s", count, (count > 1) ? "s" : "");
        if (partial)
-               Con_Printf(" beginning with \"%s\"", partial);
-
-       Con_Printf ("\n\n");
+               Con_Printf("%i Command%s beginning with \"%s\"\n\n", count, (count > 1) ? "s" : "", partial);
+       else
+               Con_Printf("%i Command%s\n\n", count, (count > 1) ? "s" : "");
 }
 
 /*
@@ -463,20 +1043,53 @@ Cmd_Init
 */
 void Cmd_Init (void)
 {
-       cmd_mempool = Mem_AllocPool("commands");
+       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;
+}
 
+void Cmd_Init_Commands (void)
+{
 //
 // register our commands
 //
-       Cmd_AddCommand ("stuffcmds",Cmd_StuffCmds_f);
-       Cmd_AddCommand ("exec",Cmd_Exec_f);
-       Cmd_AddCommand ("echo",Cmd_Echo_f);
-       Cmd_AddCommand ("alias",Cmd_Alias_f);
-       Cmd_AddCommand ("cmd", Cmd_ForwardToServer);
-       Cmd_AddCommand ("wait", Cmd_Wait_f);
-       Cmd_AddCommand ("cmdlist", Cmd_List_f);         // Added/Modified by EvilTypeGuy eviltypeguy@qeradiant.com
-       Cmd_AddCommand ("cvarlist", Cvar_List_f);       // 2000-01-09 CmdList, CvarList commands
-                                                                                               // By Matthias "Maddes" Buecher
+       Cmd_AddCommand ("stuffcmds",Cmd_StuffCmds_f, "execute commandline parameters (must be present in quake.rc script)");
+       Cmd_AddCommand ("exec",Cmd_Exec_f, "execute a script file");
+       Cmd_AddCommand ("echo",Cmd_Echo_f, "print a message to the console (useful in scripts)");
+       Cmd_AddCommand ("alias",Cmd_Alias_f, "create a script function (parameters are passed in as $1 through $9, and $* for all parameters)");
+       Cmd_AddCommand ("cmd", Cmd_ForwardToServer, "send a console commandline to the server (used by some mods)");
+       Cmd_AddCommand ("wait", Cmd_Wait_f, "make script execution wait for next rendered frame");
+       Cmd_AddCommand ("set", Cvar_Set_f, "create or change the value of a console variable");
+       Cmd_AddCommand ("seta", Cvar_SetA_f, "create or change the value of a console variable that will be saved to config.cfg");
+
+       // 2000-01-09 CmdList, CvarList commands By Matthias "Maddes" Buecher
+       // Added/Modified by EvilTypeGuy eviltypeguy@qeradiant.com
+       Cmd_AddCommand ("cmdlist", Cmd_List_f, "lists all console commands beginning with the specified prefix");
+       Cmd_AddCommand ("cvarlist", Cvar_List_f, "lists all console variables beginning with the specified prefix");
+
+       Cmd_AddCommand ("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 ("cvar_resettodefaults_all", Cvar_ResetToDefaults_All_f, "sets all cvars to their locked default values");
+       Cmd_AddCommand ("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 ("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 ("cprint", Cmd_Centerprint_f, "print something at the screen center");
+       Cmd_AddCommand ("defer", Cmd_Defer_f, "execute a command in the future");
+
+       // DRESK - 5/14/06
+       // Support Doom3-style Toggle Command
+       Cmd_AddCommand( "toggle", Cmd_Toggle_f, "toggles a console variable's values (use for more info)");
+}
+
+/*
+============
+Cmd_Shutdown
+============
+*/
+void Cmd_Shutdown(void)
+{
+       Mem_FreePool(&cmd_mempool);
 }
 
 /*
@@ -512,9 +1125,6 @@ const char *Cmd_Args (void)
 }
 
 
-#define CMD_TOKENIZELENGTH 4096
-char cmd_tokenizebuffer[CMD_TOKENIZELENGTH];
-
 /*
 ============
 Cmd_TokenizeString
@@ -522,25 +1132,29 @@ Cmd_TokenizeString
 Parses the given string into command line tokens.
 ============
 */
+// AK: This function should only be called from ExcuteString because the current design is a bit of an hack
 static void Cmd_TokenizeString (const char *text)
 {
        int l;
-       int pos;
-       pos = 0;
 
        cmd_argc = 0;
        cmd_args = NULL;
 
        while (1)
        {
-// skip whitespace up to a /n
-               while (*text && *text <= ' ' && *text != '\n')
-               {
+               // skip whitespace up to a /n
+               while (*text && ISWHITESPACE(*text) && *text != '\r' && *text != '\n')
                        text++;
-               }
 
-               if (*text == '\n')
-               {       // a newline seperates commands in the buffer
+               // line endings:
+               // UNIX: \n
+               // Mac: \r
+               // Windows: \r\n
+               if (*text == '\n' || *text == '\r')
+               {
+                       // a newline separates commands in the buffer
+                       if (*text == '\r' && text[1] == '\n')
+                               text++;
                        text++;
                        break;
                }
@@ -549,23 +1163,25 @@ static void Cmd_TokenizeString (const char *text)
                        return;
 
                if (cmd_argc == 1)
-                        cmd_args = text;
+                       cmd_args = text;
 
-               if (!COM_ParseToken (&text))
+               if (!COM_ParseToken_Console(&text))
                        return;
 
                if (cmd_argc < MAX_ARGS)
                {
-                       l = strlen(com_token) + 1;
-                       if (pos + l > CMD_TOKENIZELENGTH)
-                               Sys_Error("Cmd_TokenizeString: ran out of %i character buffer space for command arguements\n", CMD_TOKENIZELENGTH);
-                       strcpy (cmd_tokenizebuffer + pos, com_token);
-                       cmd_argv[cmd_argc] = cmd_tokenizebuffer + pos;
-                       pos += l;
+                       l = (int)strlen(com_token) + 1;
+                       if (cmd_tokenizebufferpos + l > CMD_TOKENIZELENGTH)
+                       {
+                               Con_Printf("Cmd_TokenizeString: ran out of %i character buffer space for command arguements\n", CMD_TOKENIZELENGTH);
+                               break;
+                       }
+                       memcpy (cmd_tokenizebuffer + cmd_tokenizebufferpos, com_token, l);
+                       cmd_argv[cmd_argc] = cmd_tokenizebuffer + cmd_tokenizebufferpos;
+                       cmd_tokenizebufferpos += l;
                        cmd_argc++;
                }
        }
-
 }
 
 
@@ -574,14 +1190,15 @@ static void Cmd_TokenizeString (const char *text)
 Cmd_AddCommand
 ============
 */
-void Cmd_AddCommand (const char *cmd_name, xcommand_t function)
+void Cmd_AddCommand_WithClientCommand (const char *cmd_name, xcommand_t consolefunction, xcommand_t clientfunction, const char *description)
 {
        cmd_function_t *cmd;
+       cmd_function_t *prev, *current;
 
 // fail if the command is a variable name
-       if (Cvar_VariableString(cmd_name)[0])
+       if (Cvar_FindVar( cmd_name ))
        {
-               Con_Printf ("Cmd_AddCommand: %s already defined as a var\n", cmd_name);
+               Con_Printf("Cmd_AddCommand: %s already defined as a var\n", cmd_name);
                return;
        }
 
@@ -590,16 +1207,42 @@ void Cmd_AddCommand (const char *cmd_name, xcommand_t function)
        {
                if (!strcmp (cmd_name, cmd->name))
                {
-                       Con_Printf ("Cmd_AddCommand: %s already defined\n", cmd_name);
-                       return;
+                       if (consolefunction || clientfunction)
+                       {
+                               Con_Printf("Cmd_AddCommand: %s already defined\n", cmd_name);
+                               return;
+                       }
+                       else    //[515]: csqc
+                       {
+                               cmd->csqcfunc = true;
+                               return;
+                       }
                }
        }
 
-       cmd = Mem_Alloc(cmd_mempool, sizeof(cmd_function_t));
+       cmd = (cmd_function_t *)Mem_Alloc(cmd_mempool, sizeof(cmd_function_t));
        cmd->name = cmd_name;
-       cmd->function = function;
+       cmd->consolefunction = consolefunction;
+       cmd->clientfunction = clientfunction;
+       cmd->description = description;
+       if(!consolefunction && !clientfunction)                 //[515]: csqc
+               cmd->csqcfunc = true;
        cmd->next = cmd_functions;
-       cmd_functions = cmd;
+
+// insert it at the right alphanumeric position
+       for( prev = NULL, current = cmd_functions ; current && strcmp( current->name, cmd->name ) < 0 ; prev = current, current = current->next )
+               ;
+       if( prev ) {
+               prev->next = cmd;
+       } else {
+               cmd_functions = cmd;
+       }
+       cmd->next = current;
+}
+
+void Cmd_AddCommand (const char *cmd_name, xcommand_t function, const char *description)
+{
+       Cmd_AddCommand_WithClientCommand (cmd_name, function, NULL, description);
 }
 
 /*
@@ -627,7 +1270,7 @@ Cmd_CompleteCommand
 const char *Cmd_CompleteCommand (const char *partial)
 {
        cmd_function_t *cmd;
-       int len;
+       size_t len;
 
        len = strlen(partial);
 
@@ -636,7 +1279,7 @@ const char *Cmd_CompleteCommand (const char *partial)
 
 // check functions
        for (cmd = cmd_functions; cmd; cmd = cmd->next)
-               if (!strncmp(partial, cmd->name, len))
+               if (!strncasecmp(partial, cmd->name, len))
                        return cmd->name;
 
        return NULL;
@@ -654,7 +1297,8 @@ const char *Cmd_CompleteCommand (const char *partial)
 int Cmd_CompleteCountPossible (const char *partial)
 {
        cmd_function_t *cmd;
-       int len, h;
+       size_t len;
+       int h;
 
        h = 0;
        len = strlen(partial);
@@ -682,13 +1326,13 @@ int Cmd_CompleteCountPossible (const char *partial)
 const char **Cmd_CompleteBuildList (const char *partial)
 {
        cmd_function_t *cmd;
-       int len = 0;
-       int bpos = 0;
-       int sizeofbuf = (Cmd_CompleteCountPossible (partial) + 1) * sizeof (const char *);
+       size_t len = 0;
+       size_t bpos = 0;
+       size_t sizeofbuf = (Cmd_CompleteCountPossible (partial) + 1) * sizeof (const char *);
        const char **buf;
 
        len = strlen(partial);
-       buf = Mem_Alloc(tempmempool, sizeofbuf + sizeof (const char *));
+       buf = (const char **)Mem_Alloc(tempmempool, sizeofbuf + sizeof (const char *));
        // Loop through the alias list and print all matches
        for (cmd = cmd_functions; cmd; cmd = cmd->next)
                if (!strncasecmp(partial, cmd->name, len))
@@ -698,6 +1342,17 @@ const char **Cmd_CompleteBuildList (const char *partial)
        return buf;
 }
 
+// written by LordHavoc
+void Cmd_CompleteCommandPrint (const char *partial)
+{
+       cmd_function_t *cmd;
+       size_t len = strlen(partial);
+       // Loop through the command list and print all matches
+       for (cmd = cmd_functions; cmd; cmd = cmd->next)
+               if (!strncasecmp(partial, cmd->name, len))
+                       Con_Printf("%s : %s\n", cmd->name, cmd->description);
+}
+
 /*
        Cmd_CompleteAlias
 
@@ -710,7 +1365,7 @@ const char **Cmd_CompleteBuildList (const char *partial)
 const char *Cmd_CompleteAlias (const char *partial)
 {
        cmdalias_t *alias;
-       int len;
+       size_t len;
 
        len = strlen(partial);
 
@@ -725,6 +1380,18 @@ const char *Cmd_CompleteAlias (const char *partial)
        return NULL;
 }
 
+// written by LordHavoc
+void Cmd_CompleteAliasPrint (const char *partial)
+{
+       cmdalias_t *alias;
+       size_t len = strlen(partial);
+       // Loop through the alias list and print all matches
+       for (alias = cmd_alias; alias; alias = alias->next)
+               if (!strncasecmp(partial, alias->name, len))
+                       Con_Printf("%s : %s\n", alias->name, alias->value);
+}
+
+
 /*
        Cmd_CompleteAliasCountPossible
 
@@ -737,7 +1404,7 @@ const char *Cmd_CompleteAlias (const char *partial)
 int Cmd_CompleteAliasCountPossible (const char *partial)
 {
        cmdalias_t      *alias;
-       int                     len;
+       size_t          len;
        int                     h;
 
        h = 0;
@@ -767,13 +1434,13 @@ int Cmd_CompleteAliasCountPossible (const char *partial)
 const char **Cmd_CompleteAliasBuildList (const char *partial)
 {
        cmdalias_t *alias;
-       int len = 0;
-       int bpos = 0;
-       int sizeofbuf = (Cmd_CompleteAliasCountPossible (partial) + 1) * sizeof (const char *);
+       size_t len = 0;
+       size_t bpos = 0;
+       size_t sizeofbuf = (Cmd_CompleteAliasCountPossible (partial) + 1) * sizeof (const char *);
        const char **buf;
 
        len = strlen(partial);
-       buf = Mem_Alloc(tempmempool, sizeofbuf + sizeof (const char *));
+       buf = (const char **)Mem_Alloc(tempmempool, sizeofbuf + sizeof (const char *));
        // Loop through the alias list and print all matches
        for (alias = cmd_alias; alias; alias = alias->next)
                if (!strncasecmp(partial, alias->name, len))
@@ -783,6 +1450,14 @@ const char **Cmd_CompleteAliasBuildList (const char *partial)
        return buf;
 }
 
+void Cmd_ClearCsqcFuncs (void)
+{
+       cmd_function_t *cmd;
+       for (cmd=cmd_functions ; cmd ; cmd=cmd->next)
+               cmd->csqcfunc = false;
+}
+
+qboolean CL_VM_ConsoleCommand (const char *cmd);
 /*
 ============
 Cmd_ExecuteString
@@ -793,70 +1468,249 @@ FIXME: lookupnoadd the token to speed search?
 */
 void Cmd_ExecuteString (const char *text, cmd_source_t src)
 {
+       int oldpos;
+       int found;
        cmd_function_t *cmd;
        cmdalias_t *a;
 
+       oldpos = cmd_tokenizebufferpos;
        cmd_source = src;
+       found = false;
+
        Cmd_TokenizeString (text);
 
 // execute the command line
        if (!Cmd_Argc())
+       {
+               cmd_tokenizebufferpos = oldpos;
                return;         // no tokens
+       }
 
 // check functions
        for (cmd=cmd_functions ; cmd ; cmd=cmd->next)
        {
                if (!strcasecmp (cmd_argv[0],cmd->name))
                {
-                       cmd->function ();
-                       return;
+                       if (cmd->csqcfunc && CL_VM_ConsoleCommand (text))       //[515]: csqc
+                               return;
+                       switch (src)
+                       {
+                       case src_command:
+                               if (cmd->consolefunction)
+                                       cmd->consolefunction ();
+                               else if (cmd->clientfunction)
+                               {
+                                       if (cls.state == ca_connected)
+                                       {
+                                               // forward remote commands to the server for execution
+                                               Cmd_ForwardToServer();
+                                       }
+                                       else
+                                               Con_Printf("Can not send command \"%s\", not connected.\n", Cmd_Argv(0));
+                               }
+                               else
+                                       Con_Printf("Command \"%s\" can not be executed\n", Cmd_Argv(0));
+                               found = true;
+                               goto command_found;
+                               break;
+                       case src_client:
+                               if (cmd->clientfunction)
+                               {
+                                       cmd->clientfunction ();
+                                       cmd_tokenizebufferpos = oldpos;
+                                       return;
+                               }
+                               break;
+                       }
+                       break;
                }
        }
+command_found:
+
+       // if it's a client command and no command was found, say so.
+       if (cmd_source == src_client)
+       {
+               Con_Printf("player \"%s\" tried to %s\n", host_client->name, text);
+               cmd_tokenizebufferpos = oldpos;
+               return;
+       }
 
 // check alias
        for (a=cmd_alias ; a ; a=a->next)
        {
                if (!strcasecmp (cmd_argv[0], a->name))
                {
-                       Cbuf_InsertText (a->value);
+                       Cmd_ExecuteAlias(a);
+                       cmd_tokenizebufferpos = oldpos;
                        return;
                }
        }
 
+       if(found) // if the command was hooked and found, all is good
+       {
+               cmd_tokenizebufferpos = oldpos;
+               return;
+       }
+
 // check cvars
-       if (!Cvar_Command ())
-               Con_Printf ("Unknown command \"%s\"\n", Cmd_Argv(0));
+       if (!Cvar_Command () && host_framecount > 0)
+               Con_Printf("Unknown command \"%s\"\n", Cmd_Argv(0));
+
+       cmd_tokenizebufferpos = oldpos;
 }
 
 
 /*
 ===================
-Cmd_ForwardToServer
+Cmd_ForwardStringToServer
 
-Sends the entire command line over to the server
+Sends an entire command string over to the server, unprocessed
 ===================
 */
-void Cmd_ForwardToServer (void)
+void Cmd_ForwardStringToServer (const char *s)
 {
+       char temp[128];
        if (cls.state != ca_connected)
        {
-               Con_Printf ("Can't \"%s\", not connected\n", Cmd_Argv(0));
+               Con_Printf("Can't \"%s\", not connected\n", s);
                return;
        }
 
-       if (cls.demoplayback)
-               return;         // not really connected
+       if (!cls.netcon)
+               return;
 
-       MSG_WriteByte (&cls.message, clc_stringcmd);
-       if (strcasecmp(Cmd_Argv(0), "cmd") != 0)
+       // LordHavoc: thanks to Fuh for bringing the pure evil of SZ_Print to my
+       // attention, it has been eradicated from here, its only (former) use in
+       // all of darkplaces.
+       if (cls.protocol == PROTOCOL_QUAKEWORLD)
+               MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
+       else
+               MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
+       if ((!strncmp(s, "say ", 4) || !strncmp(s, "say_team ", 9)) && cl_locs_enable.integer)
        {
-               SZ_Print (&cls.message, Cmd_Argv(0));
-               SZ_Print (&cls.message, " ");
+               // say/say_team commands can replace % character codes with status info
+               while (*s)
+               {
+                       if (*s == '%' && s[1])
+                       {
+                               // handle proquake message macros
+                               temp[0] = 0;
+                               switch (s[1])
+                               {
+                               case 'l': // current location
+                                       CL_Locs_FindLocationName(temp, sizeof(temp), cl.movement_origin);
+                                       break;
+                               case 'h': // current health
+                                       dpsnprintf(temp, sizeof(temp), "%i", cl.stats[STAT_HEALTH]);
+                                       break;
+                               case 'a': // current armor
+                                       dpsnprintf(temp, sizeof(temp), "%i", cl.stats[STAT_ARMOR]);
+                                       break;
+                               case 'x': // current rockets
+                                       dpsnprintf(temp, sizeof(temp), "%i", cl.stats[STAT_ROCKETS]);
+                                       break;
+                               case 'c': // current cells
+                                       dpsnprintf(temp, sizeof(temp), "%i", cl.stats[STAT_CELLS]);
+                                       break;
+                               // silly proquake macros
+                               case 'd': // loc at last death
+                                       CL_Locs_FindLocationName(temp, sizeof(temp), cl.lastdeathorigin);
+                                       break;
+                               case 't': // current time
+                                       dpsnprintf(temp, sizeof(temp), "%.0f:%.0f", floor(cl.time / 60), cl.time - floor(cl.time / 60) * 60);
+                                       break;
+                               case 'r': // rocket launcher status ("I have RL", "I need rockets", "I need RL")
+                                       if (!(cl.stats[STAT_ITEMS] & IT_ROCKET_LAUNCHER))
+                                               dpsnprintf(temp, sizeof(temp), "I need RL");
+                                       else if (!cl.stats[STAT_ROCKETS])
+                                               dpsnprintf(temp, sizeof(temp), "I need rockets");
+                                       else
+                                               dpsnprintf(temp, sizeof(temp), "I have RL");
+                                       break;
+                               case 'p': // powerup status (outputs "quad" "pent" and "eyes" according to status)
+                                       if (cl.stats[STAT_ITEMS] & IT_QUAD)
+                                       {
+                                               if (temp[0])
+                                                       strlcat(temp, " ", sizeof(temp));
+                                               strlcat(temp, "quad", sizeof(temp));
+                                       }
+                                       if (cl.stats[STAT_ITEMS] & IT_INVULNERABILITY)
+                                       {
+                                               if (temp[0])
+                                                       strlcat(temp, " ", sizeof(temp));
+                                               strlcat(temp, "pent", sizeof(temp));
+                                       }
+                                       if (cl.stats[STAT_ITEMS] & IT_INVISIBILITY)
+                                       {
+                                               if (temp[0])
+                                                       strlcat(temp, " ", sizeof(temp));
+                                               strlcat(temp, "eyes", sizeof(temp));
+                                       }
+                                       break;
+                               case 'w': // weapon status (outputs "SSG:NG:SNG:GL:RL:LG" with the text between : characters omitted if you lack the weapon)
+                                       if (cl.stats[STAT_ITEMS] & IT_SUPER_SHOTGUN)
+                                               strlcat(temp, "SSG", sizeof(temp));
+                                       strlcat(temp, ":", sizeof(temp));
+                                       if (cl.stats[STAT_ITEMS] & IT_NAILGUN)
+                                               strlcat(temp, "NG", sizeof(temp));
+                                       strlcat(temp, ":", sizeof(temp));
+                                       if (cl.stats[STAT_ITEMS] & IT_SUPER_NAILGUN)
+                                               strlcat(temp, "SNG", sizeof(temp));
+                                       strlcat(temp, ":", sizeof(temp));
+                                       if (cl.stats[STAT_ITEMS] & IT_GRENADE_LAUNCHER)
+                                               strlcat(temp, "GL", sizeof(temp));
+                                       strlcat(temp, ":", sizeof(temp));
+                                       if (cl.stats[STAT_ITEMS] & IT_ROCKET_LAUNCHER)
+                                               strlcat(temp, "RL", sizeof(temp));
+                                       strlcat(temp, ":", sizeof(temp));
+                                       if (cl.stats[STAT_ITEMS] & IT_LIGHTNING)
+                                               strlcat(temp, "LG", sizeof(temp));
+                                       break;
+                               default:
+                                       // not a recognized macro, print it as-is...
+                                       temp[0] = s[0];
+                                       temp[1] = s[1];
+                                       temp[2] = 0;
+                                       break;
+                               }
+                               // write the resulting text
+                               SZ_Write(&cls.netcon->message, (unsigned char *)temp, strlen(temp));
+                               s += 2;
+                               continue;
+                       }
+                       MSG_WriteByte(&cls.netcon->message, *s);
+                       s++;
+               }
+               MSG_WriteByte(&cls.netcon->message, 0);
+       }
+       else // any other command is passed on as-is
+               SZ_Write(&cls.netcon->message, (const unsigned char *)s, (int)strlen(s) + 1);
+}
+
+/*
+===================
+Cmd_ForwardToServer
+
+Sends the entire command line over to the server
+===================
+*/
+void Cmd_ForwardToServer (void)
+{
+       const char *s;
+       if (!strcasecmp(Cmd_Argv(0), "cmd"))
+       {
+               // we want to strip off "cmd", so just send the args
+               s = Cmd_Argc() > 1 ? Cmd_Args() : "";
        }
-       if (Cmd_Argc() > 1)
-               SZ_Print (&cls.message, Cmd_Args());
        else
-               SZ_Print (&cls.message, "\n");
+       {
+               // we need to keep the command name, so send Cmd_Argv(0), a space and then Cmd_Args()
+               s = va("%s %s", Cmd_Argv(0), Cmd_Argc() > 1 ? Cmd_Args() : "");
+       }
+       // don't send an empty forward message if the user tries "cmd" by itself
+       if (!s || !*s)
+               return;
+       Cmd_ForwardStringToServer(s);
 }
 
 
@@ -874,7 +1728,10 @@ int Cmd_CheckParm (const char *parm)
        int i;
 
        if (!parm)
-               Sys_Error ("Cmd_CheckParm: NULL");
+       {
+               Con_Printf ("Cmd_CheckParm: NULL");
+               return 0;
+       }
 
        for (i = 1; i < Cmd_Argc (); i++)
                if (!strcasecmp (parm, Cmd_Argv (i)))