// r1: bumped to 256k.
void EXPORT FS_Read (void *buffer, int len, FILE *f)
{
int block, remaining;
size_t read;
byte *buf;
#ifdef CD_AUDIO
int tries = 0;
#endif
Q_assert (len != 0);
buf = (byte *)buffer;
// read in chunks for progress bar
remaining = len;
while (remaining)
{
block = remaining;
if (block > MAX_READ)
block = MAX_READ;
read = fread (buf, block, 1, f);
if (read == 0)
{
// we might have been trying to read from a CD
#ifdef CD_AUDIO
if (!tries)
{
tries = 1;
CDAudio_Stop();
}
else
#endif
{
if (ferror (f))
{
Com_Error (ERR_FATAL, "FS_Read(%d): Read error on '%s'. Did you forget to empty the filesystem cache after modifying a file?", len, current_filename);
}
else
{
Com_Printf ("WARNING: Incomplete read of %d bytes from '%s'. Did you forget to empty the filesystem cache after modifying a file?\n", LOG_WARNING, len, current_filename);
return;
}
}
}
// do some progress bar thing here...
remaining -= block;
buf += block;
}
}
/*
============
Cvar_VariableValue
============
*/
float Cvar_VariableValue (const char *var_name)
{
const cvar_t *var;
Q_assert (var_name != NULL);
var = Cvar_FindVar (var_name);
if (!var)
return 0;
return var->value;
}
int Cvar_IntValue (const char *var_name)
{
const cvar_t *var;
Q_assert (var_name != NULL);
var = Cvar_FindVar (var_name);
if (!var)
return 0;
return var->intvalue;
}
/*
============
Cvar_VariableString
============
*/
const char *Cvar_VariableString (const char *var_name)
{
const char *metavar;
const cvar_t *var;
Q_assert (var_name != NULL);
metavar = Cvar_GetMetaVar (var_name);
if (metavar)
return metavar;
var = Cvar_FindVar (var_name);
if (var)
return var->string;
return "";
}
/*
============
Cvar_Get
If the variable already exists, the value will not be set
The flags will be or'ed in if the variable exists.
============
*/
cvar_t * EXPORT Cvar_Get (const char *var_name, const char *var_value, int flags)
{
cvar_t *var;
Q_assert (var_name != NULL);
if (flags & (CVAR_USERINFO | CVAR_SERVERINFO))
{
if (!Cvar_InfoValidate (var_name))
{
Com_Printf("invalid info cvar name\n", LOG_GENERAL);
return NULL;
}
}
var = Cvar_FindVar (var_name);
if (var)
{
var->flags |= flags;
return var;
}
if (!var_value)
return NULL;
if (flags & (CVAR_USERINFO | CVAR_SERVERINFO))
{
if (!Cvar_InfoValidate (var_value))
{
Com_Printf("invalid info cvar value\n", LOG_GENERAL);
return NULL;
}
}
return Cvar_Add (var_name, var_value, flags);
}
/*
============
Cvar_CompleteVariable
============
*/
const char *Cvar_CompleteVariable (const char *partial)
{
const cvar_t *cvar;
int len;
Q_assert (partial != NULL);
len = (int)strlen(partial);
if (!len)
return NULL;
// check exact match (note, don't use rbtree since we want some kind of order here)
for (cvar=cvar_vars ; cvar ; cvar=cvar->next)
if (!strcmp (partial,cvar->name))
return cvar->name;
// check partial match
for (cvar=cvar_vars ; cvar ; cvar=cvar->next)
if (!strncmp (partial,cvar->name, len))
return cvar->name;
return NULL;
}
/*
============
Cvar_Set2
============
*/
static cvar_t *Cvar_Set2 (const char *var_name, const char *value, qboolean force)
{
cvar_t *var;
char *old_string;
Q_assert (var_name != NULL);
Q_assert (value != NULL);
if (var_name[0] == '$' && !force)
{
Com_Printf ("%s is write protected.\n", LOG_GENERAL, var_name);
return NULL;
}
var = Cvar_FindVar (var_name);
if (!var)
{ // create it
return Cvar_Get (var_name, value, 0);
}
if (var->flags & (CVAR_USERINFO | CVAR_SERVERINFO))
{
if (!Cvar_InfoValidate (value))
{
Com_Printf("invalid info cvar value\n", LOG_GENERAL);
return var;
}
}
if (!force)
{
#ifdef _DEBUG
if (var->flags & CVAR_NOSET && !Cvar_IntValue ("developer"))
#else
if (var->flags & CVAR_NOSET)
#endif
{
Com_Printf ("%s is write protected.\n", LOG_GENERAL, var_name);
return var;
}
if (var->flags & CVAR_LATCH)
{
if (var->latched_string)
{
if (strcmp(value, var->latched_string) == 0)
return var;
Z_Free (var->latched_string);
}
else
{
if (strcmp(value, var->string) == 0)
return var;
}
if (Com_ServerState())
{
Com_Printf ("%s will be changed for next map.\n", LOG_GENERAL, var_name);
var->latched_string = CopyString(value, TAGMALLOC_CVAR);
}
else
{
//memleak fix, thanks Maniac-
Z_Free (var->string);
var->string = CopyString(value, TAGMALLOC_CVAR);
var->value = (float)atof (var->string);
var->intvalue = (int)var->value;
//r1: fix 0 case
if (!var->intvalue && FLOAT_NE_ZERO(var->value))
var->intvalue = 1;
if (!strcmp(var->name, "game"))
{
FS_SetGamedir (var->string);
if (!Cvar_IntValue ("dedicated"))
FS_ExecConfig ("autoexec.cfg");
}
}
return var;
}
}
else
{
if (var->latched_string)
{
Z_Free (var->latched_string);
var->latched_string = NULL;
}
}
if (!strcmp(value, var->string))
return var; // not changed
old_string = var->string;
var->string = CopyString(value, TAGMALLOC_CVAR);
var->value = (float)atof (var->string);
var->intvalue = (int)var->value;
//r1: fix 0 case
if (!var->intvalue && FLOAT_NE_ZERO(var->value))
var->intvalue = 1;
var->modified = true;
if (var->changed)
var->changed (var, old_string, var->string);
if (var->flags & CVAR_USERINFO)
userinfo_modified = true; // transmit at next oportunity
Z_Free (old_string); // free the old value string
return var;
}
