174 lines
3.4 KiB
C++
174 lines
3.4 KiB
C++
#include "../qcommon/exe_headers.h"
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typedef struct cmd_function_s
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{
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struct cmd_function_s *next;
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char *name;
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xcommand_t function;
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} cmd_function_t;
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static cmd_function_t *cmd_functions; // possible commands to execute
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/*
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============
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Cmd_AddCommand
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============
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*/
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void Cmd_AddCommand( const char *cmd_name, xcommand_t function ) {
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cmd_function_t *cmd;
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// fail if the command already exists
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for ( cmd = cmd_functions ; cmd ; cmd=cmd->next ) {
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if ( !strcmp( cmd_name, cmd->name ) ) {
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// allow completion-only commands to be silently doubled
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if ( function != NULL ) {
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Com_Printf ("Cmd_AddCommand: %s already defined\n", cmd_name);
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}
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return;
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}
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}
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// use a small malloc to avoid zone fragmentation
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cmd = (struct cmd_function_s *)S_Malloc (sizeof(cmd_function_t));
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cmd->name = CopyString( cmd_name );
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cmd->function = function;
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cmd->next = cmd_functions;
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cmd_functions = cmd;
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}
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/*
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============
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Cmd_RemoveCommand
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============
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*/
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void Cmd_RemoveCommand( const char *cmd_name ) {
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cmd_function_t *cmd, **back;
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back = &cmd_functions;
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while( 1 ) {
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cmd = *back;
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if ( !cmd ) {
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// command wasn't active
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return;
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}
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if ( !strcmp( cmd_name, cmd->name ) ) {
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*back = cmd->next;
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if (cmd->name) {
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Z_Free(cmd->name);
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}
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Z_Free (cmd);
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return;
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}
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back = &cmd->next;
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}
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}
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/*
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============
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Cmd_CommandCompletion
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============
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*/
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void Cmd_CommandCompletion( void(*callback)(const char *s) ) {
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cmd_function_t *cmd;
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for (cmd=cmd_functions ; cmd ; cmd=cmd->next) {
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callback( cmd->name );
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}
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}
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/*
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============
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Cmd_ExecuteString
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A complete command line has been parsed, so try to execute it
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============
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*/
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void Cmd_ExecuteString( const char *text ) {
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cmd_function_t *cmd, **prev;
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// execute the command line
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Cmd_TokenizeString( text );
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if ( !Cmd_Argc() ) {
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return; // no tokens
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}
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// check registered command functions
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for ( prev = &cmd_functions ; *prev ; prev = &cmd->next ) {
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cmd = *prev;
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if ( !Q_stricmp( Cmd_Argv(0), cmd->name ) ) {
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// rearrange the links so that the command will be
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// near the head of the list next time it is used
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*prev = cmd->next;
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cmd->next = cmd_functions;
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cmd_functions = cmd;
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// perform the action
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if ( !cmd->function ) {
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// let the cgame or game handle it
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break;
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} else {
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cmd->function ();
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}
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return;
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}
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}
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// check cvars
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if ( Cvar_Command() ) {
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return;
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}
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// check client game commands
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if ( com_cl_running && com_cl_running->integer && CL_GameCommand() ) {
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return;
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}
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// check server game commands
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if ( com_sv_running && com_sv_running->integer && SV_GameCommand() ) {
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return;
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}
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// check ui commands
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if ( com_cl_running && com_cl_running->integer && UI_GameCommand() ) {
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return;
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}
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// send it as a server command if we are connected
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// this will usually result in a chat message
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//CL_ForwardCommandToServer ( text );
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CL_ForwardCommandToServer ( text );
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}
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/*
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============
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Cmd_List_f
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============
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*/
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void Cmd_List_f (void)
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{
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cmd_function_t *cmd;
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int i;
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char *match;
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if ( Cmd_Argc() > 1 ) {
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match = Cmd_Argv( 1 );
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} else {
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match = NULL;
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}
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i = 0;
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for (cmd=cmd_functions ; cmd ; cmd=cmd->next) {
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if (match && !Com_Filter(match, cmd->name, qfalse)) continue;
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Com_Printf ("%s\n", cmd->name);
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i++;
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}
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Com_Printf ("%i commands\n", i);
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}
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