/*
Copyright (C) 1996-1997 Id Software, Inc.
+Copyright (C) 2006-2021 DarkPlaces contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
#ifndef CVAR_H
#define CVAR_H
-// cvar flags
-
-#define CVAR_SAVE 1
-#define CVAR_NOTIFY 2
-#define CVAR_READONLY 4
-#define CVAR_SERVERINFO 8
-#define CVAR_USERINFO 16
-// CVAR_PRIVATE means do not $ expand or sendcvar this cvar under any circumstances (rcon_password uses this)
-#define CVAR_PRIVATE 32
-// this means that this cvar should update a userinfo key but the name does not correspond directly to the userinfo key to update, and may require additional conversion ("_cl_color" for example should update "topcolor" and "bottomcolor")
-#define CVAR_NQUSERINFOHACK 64
-// used to determine if flags is valid
-#define CVAR_NORESETTODEFAULTS 128
-// for engine-owned cvars that must not be reset on gametype switch (e.g. scr_screenshot_name, which otherwise isn't set to the mod name properly)
-#define CVAR_MAXFLAGSVAL 255
-// for internal use only!
-#define CVAR_DEFAULTSET (1<<30)
-#define CVAR_ALLOCATED (1<<31)
-
-/*
-// type of a cvar for menu purposes
-#define CVARMENUTYPE_FLOAT 1
-#define CVARMENUTYPE_INTEGER 2
-#define CVARMENUTYPE_SLIDER 3
-#define CVARMENUTYPE_BOOL 4
-#define CVARMENUTYPE_STRING 5
-#define CVARMENUTYPE_OPTION 6
-
-// which menu to put a cvar in
-#define CVARMENU_GRAPHICS 1
-#define CVARMENU_SOUND 2
-#define CVARMENU_INPUT 3
-#define CVARMENU_NETWORK 4
-#define CVARMENU_SERVER 5
-
-#define MAX_CVAROPTIONS 16
-
-typedef struct cvaroption_s
-{
- int value;
- const char *name;
-}
-cvaroption_t;
-
-typedef struct menucvar_s
-{
- int type;
- float valuemin, valuemax, valuestep;
- int numoptions;
- cvaroption_t optionlist[MAX_CVAROPTIONS];
-}
-menucvar_t;
-*/
+#include "qtypes.h"
+#include "qdefs.h"
+struct cmd_state_s;
+struct qfile_s;
typedef struct cvar_s
{
const char *defstring;
- unsigned int globaldefindex_progid[3];
+ void (*callback)(struct cvar_s *var);
+
+ char **aliases;
+ int aliases_size;
+
+ struct cvar_s *initstate; // snapshot of cvar during init
+
int globaldefindex[3];
int globaldefindex_stringno[3];
- //menucvar_t menuinfo;
struct cvar_s *next;
- struct cvar_s *nextonhashchain;
} cvar_t;
-/*
-void Cvar_MenuSlider(cvar_t *variable, int menu, float slider_min, float slider_max, float slider_step);
-void Cvar_MenuBool(cvar_t *variable, int menu, const char *name_false, const char *name_true);
-void Cvar_MenuFloat(cvar_t *variable, int menu, float range_min, float range_max);
-void Cvar_MenuInteger(cvar_t *variable, int menu, int range_min, int range_max);
-void Cvar_MenuString(cvar_t *variable, int menu);
-void Cvar_MenuOption(cvar_t *variable, int menu, int value[16], const char *name[16]);
-*/
+typedef struct cvar_hash_s
+{
+ cvar_t *cvar;
+ struct cvar_hash_s *next;
+} cvar_hash_t;
+
+typedef struct cvar_state_s
+{
+ cvar_t *vars;
+ cvar_hash_t *hashtable[CVAR_HASHSIZE];
+}
+cvar_state_t;
+
+extern cvar_state_t cvars_all;
+extern cvar_state_t cvars_null; // used by cmd_serverfromclient which intentionally has no cvars available
+
+void Cvar_RegisterVirtual(cvar_t *variable, const char *name );
+
+void Cvar_RegisterCallback(cvar_t *variable, void (*callback)(cvar_t *));
/// registers a cvar that already has the name, string, and optionally the
/// archive elements set.
-void Cvar_RegisterVariable (cvar_t *variable);
+void Cvar_RegisterVariable(cvar_t *variable);
+
+qbool Cvar_Readonly (cvar_t *var, const char *cmd_name);
+
+void Cvar_Callback(cvar_t *var);
/// equivelant to "<name> <variable>" typed at the console
-void Cvar_Set (const char *var_name, const char *value);
+void Cvar_Set (cvar_state_t *cvars, const char *var_name, const char *value);
/// expands value to a string and calls Cvar_Set
-void Cvar_SetValue (const char *var_name, float value);
+void Cvar_SetValue (cvar_state_t *cvars, const char *var_name, float value);
void Cvar_SetQuick (cvar_t *var, const char *value);
void Cvar_SetValueQuick (cvar_t *var, float value);
-float Cvar_VariableValue (const char *var_name);
+float Cvar_VariableValueOr (cvar_state_t *cvars, const char *var_name, float def, int neededflags);
+// returns def if not defined
+
+float Cvar_VariableValue (cvar_state_t *cvars, const char *var_name, int neededflags);
// returns 0 if not defined or non numeric
-const char *Cvar_VariableString (const char *var_name);
+const char *Cvar_VariableStringOr (cvar_state_t *cvars, const char *var_name, const char *def, int neededflags);
+// returns def if not defined
+
+const char *Cvar_VariableString (cvar_state_t *cvars, const char *var_name, int neededflags);
// returns an empty string if not defined
-const char *Cvar_VariableDefString (const char *var_name);
+const char *Cvar_VariableDefString (cvar_state_t *cvars, const char *var_name, int neededflags);
// returns an empty string if not defined
-const char *Cvar_VariableDescription (const char *var_name);
+const char *Cvar_VariableDescription (cvar_state_t *cvars, const char *var_name, int neededflags);
// returns an empty string if not defined
-const char *Cvar_CompleteVariable (const char *partial);
+const char *Cvar_CompleteVariable (cvar_state_t *cvars, const char *partial, int neededflags);
// attempts to match a partial variable name for command line completion
// returns NULL if nothing fits
-void Cvar_CompleteCvarPrint (const char *partial);
+void Cvar_PrintHelp(cvar_t *cvar, const char *name, qbool full);
+
+void Cvar_CompleteCvarPrint (cvar_state_t *cvars, const char *partial, int neededflags);
-qboolean Cvar_Command (void);
-// called by Cmd_ExecuteString when Cmd_Argv(0) doesn't match a known
+qbool Cvar_Command (struct cmd_state_s *cmd);
+// called by Cmd_ExecuteString when Cmd_Argv(cmd, 0) doesn't match a known
// command. Returns true if the command was a variable reference that
// was handled. (print or change)
-void Cvar_UnlockDefaults (void);
-void Cvar_LockDefaults_f (void);
-void Cvar_ResetToDefaults_All_f (void);
-void Cvar_ResetToDefaults_NoSaveOnly_f (void);
-void Cvar_ResetToDefaults_SaveOnly_f (void);
+void Cvar_SaveInitState(cvar_state_t *cvars);
+void Cvar_RestoreInitState(cvar_state_t *cvars);
+
+void Cvar_UnlockDefaults(struct cmd_state_s *cmd);
+void Cvar_LockDefaults_f(struct cmd_state_s *cmd);
+void Cvar_ResetToDefaults_All_f(struct cmd_state_s *cmd);
+void Cvar_ResetToDefaults_NoSaveOnly_f(struct cmd_state_s *cmd);
+void Cvar_ResetToDefaults_SaveOnly_f(struct cmd_state_s *cmd);
-void Cvar_WriteVariables (qfile_t *f);
+void Cvar_WriteVariables (cvar_state_t *cvars, struct qfile_s *f);
// Writes lines containing "set variable value" for all variables
// with the archive flag set to true.
-cvar_t *Cvar_FindVar (const char *var_name);
-cvar_t *Cvar_FindVarAfter (const char *prev_var_name, int neededflags);
+cvar_t *Cvar_FindVar(cvar_state_t *cvars, const char *var_name, int neededflags);
+cvar_t *Cvar_FindVarAfter(cvar_state_t *cvars, const char *prev_var_name, int neededflags);
-int Cvar_CompleteCountPossible (const char *partial);
-const char **Cvar_CompleteBuildList (const char *partial);
+int Cvar_CompleteCountPossible(cvar_state_t *cvars, const char *partial, int neededflags);
+const char **Cvar_CompleteBuildList(cvar_state_t *cvars, const char *partial, int neededflags);
// Added by EvilTypeGuy - functions for tab completion system
// Thanks to Fett erich@heintz.com
// Thanks to taniwha
/// Referenced in cmd.c in Cmd_Init hence it's inclusion here.
/// Added by EvilTypeGuy eviltypeguy@qeradiant.com
/// Thanks to Matthias "Maddes" Buecher, http://www.inside3d.com/qip/
-void Cvar_List_f (void);
+void Cvar_List_f(struct cmd_state_s *cmd);
-void Cvar_Set_f (void);
-void Cvar_SetA_f (void);
-void Cvar_Del_f (void);
+void Cvar_Set_f(struct cmd_state_s *cmd);
+void Cvar_SetA_f(struct cmd_state_s *cmd);
+void Cvar_Del_f(struct cmd_state_s *cmd);
// commands to create new cvars (or set existing ones)
// seta creates an archived cvar (saved to config)
/// allocates a cvar by name and returns its address,
/// or merely sets its value if it already exists.
-cvar_t *Cvar_Get (const char *name, const char *value, int flags, const char *newdescription);
+cvar_t *Cvar_Get(cvar_state_t *cvars, const char *name, const char *value, int flags, const char *newdescription);
extern const char *cvar_dummy_description; // ALWAYS the same pointer
-extern cvar_t *cvar_vars; // used to list all cvars
-void Cvar_UpdateAllAutoCvars(void); // updates ALL autocvars of the active prog to the cvar values (savegame loading)
+void Cvar_UpdateAllAutoCvars(cvar_state_t *cvars); // updates ALL autocvars of the active prog to the cvar values (savegame loading)
#ifdef FILLALLCVARSWITHRUBBISH
-void Cvar_FillAll_f();
+void Cvar_FillAll_f(cmd_state_t *cmd);
#endif /* FILLALLCVARSWITHRUBBISH */
#endif