/*
============
Cvar_VM_Set
Set cvar for game or cgame vm.
============
*/
void Cvar_VM_Set( const char *var_name, const char *value, qboolean gamevm )
{
int flags = Cvar_Flags( var_name );
qboolean force = qtrue;
if ( flags != CVAR_NONEXISTENT )
{
if ( flags & CVAR_PROTECTED )
{
if ( value )
Com_Error( ERR_DROP, "%s tried to set "
"\"%s\" to \"%s\"", gamevm ? "GameVM" : "CGameVM", var_name, value );
else
Com_Error( ERR_DROP, "%s tried to "
"modify \"%s\"", gamevm ? "GameVM" : "CGameVM", var_name );
return;
}
// don't let VMs change cheat cvars when cheats are disabled
// don't let VMs change engine latched cvars instantly
// don't let cgame change systeminfo cvars when connected to a server
if ( ( ( flags & CVAR_CHEAT ) && !cvar_cheats->integer )
|| ( ( flags & CVAR_LATCH ) && !( flags & CVAR_VM_CREATED ) )
|| ( ( flags & CVAR_SYSTEMINFO ) && CL_ConnectedToRemoteServer() ) )
{
force = qfalse;
}
}
Cvar_Set2( var_name, value, CVAR_VM_CREATED, force );
}
/*
============
Cvar_VM_Set
Set cvar for game, cgame, or ui vm.
============
*/
void Cvar_VM_Set( const char *var_name, const char *value, vmSlots_t vmslot )
{
uint32_t flags = Cvar_Flags( var_name );
if ( vmslot != VM_GAME && (flags & CVAR_SYSTEMINFO) && CL_ConnectedToRemoteServer() )
{
Com_Printf ("%s can only be set by server.\n", var_name);
return;
}
if( flags != CVAR_NONEXISTENT && (flags & CVAR_PROTECTED) ) {
if( value )
Com_Error( ERR_DROP, "%s tried to set \"%s\" to \"%s\"", vmStrs[vmslot], var_name, value );
else
Com_Error( ERR_DROP, "%s tried to modify \"%s\"", vmStrs[vmslot], var_name );
return;
}
Cvar_Set2( var_name, value, CVAR_VM_CREATED, qtrue );
}
/*
============
Cvar_Set2
============
*/
cvar_t *Cvar_Set2( const char *var_name, const char *value, int defaultFlags, qboolean force ) {
cvar_t *var;
// Com_DPrintf( "Cvar_Set2: %s %s\n", var_name, value );
if ( !Cvar_ValidateString( var_name ) ) {
Com_Printf("invalid cvar name string: %s\n", var_name );
var_name = "BADNAME";
}
#if 0 // FIXME
if ( value && !Cvar_ValidateString( value ) ) {
Com_Printf("invalid cvar value string: %s\n", value );
var_value = "BADVALUE";
}
#endif
var = Cvar_FindVar (var_name);
if (!var) {
if ( !value ) {
return NULL;
}
// create it
var = Cvar_Get( var_name, value, defaultFlags );
var->explicitSet = qtrue;
return var;
}
// explicit set state change
if ( var->explicitSet != ( value != NULL ) ) {
var->explicitSet = ( value != NULL );
// update config file even if value hasn't changed
if ( var->flags & CVAR_ARCHIVE ) {
cvar_modifiedFlags |= CVAR_ARCHIVE;
}
}
if (!value ) {
value = var->resetString;
}
value = Cvar_Validate(var, value, qtrue);
if((var->flags & CVAR_LATCH) && var->latchedString)
{
if(!strcmp(value, var->string))
{
Z_Free(var->latchedString);
var->latchedString = NULL;
return var;
}
if(!strcmp(value, var->latchedString))
return var;
}
else if(!strcmp(value, var->string))
return var;
// note what types of cvars have been modified (userinfo, archive, serverinfo, systeminfo)
cvar_modifiedFlags |= var->flags;
if (!force)
{
if ( (var->flags & (CVAR_SYSTEMINFO|CVAR_SERVER_CREATED)) && CL_ConnectedToRemoteServer() )
{
Com_Printf ("%s can only be set by server.\n", var_name);
return var;
}
if (var->flags & CVAR_ROM)
{
Com_Printf ("%s is read only.\n", var_name);
return var;
}
if (var->flags & CVAR_INIT)
{
Com_Printf ("%s is write protected.\n", var_name);
return var;
}
if (var->flags & CVAR_LATCH)
{
if (var->latchedString)
{
if (strcmp(value, var->latchedString) == 0)
return var;
Z_Free (var->latchedString);
}
else
{
if (strcmp(value, var->string) == 0)
return var;
}
Com_Printf ("%s will be changed upon restarting.\n", var_name);
var->latchedString = CopyString(value);
var->modified = qtrue;
var->modificationCount++;
return var;
}
if ( (var->flags & CVAR_CHEAT) && !cvar_cheats->integer )
{
Com_Printf ("%s is cheat protected.\n", var_name);
return var;
}
}
else
{
if (var->latchedString)
{
Z_Free (var->latchedString);
var->latchedString = NULL;
}
}
if (!strcmp(value, var->string))
return var; // not changed
var->modified = qtrue;
var->modificationCount++;
Z_Free (var->string); // free the old value string
var->string = CopyString(value);
var->value = atof (var->string);
var->integer = atoi (var->string);
return var;
}
