#include "quakedef.h"
cvar_t *cvar_vars = NULL;
+cvar_t *cvar_hashtable[65536];
char *cvar_null_string = "";
/*
*/
cvar_t *Cvar_FindVar (const char *var_name)
{
+ int hashindex;
cvar_t *var;
- for (var = cvar_vars;var;var = var->next)
+ // use hash lookup to minimize search time
+ hashindex = CRC_Block((const unsigned char *)var_name, strlen(var_name));
+ for (var = cvar_hashtable[hashindex];var;var = var->nextonhashchain)
if (!strcasecmp (var_name, var->name))
return var;
return var->string;
}
+/*
+============
+Cvar_VariableDefString
+============
+*/
+const char *Cvar_VariableDefString (const char *var_name)
+{
+ cvar_t *var;
+
+ var = Cvar_FindVar (var_name);
+ if (!var)
+ return cvar_null_string;
+ return var->defstring;
+}
+
/*
============
const char *Cvar_CompleteVariable (const char *partial)
{
cvar_t *cvar;
- int len;
+ size_t len;
len = strlen(partial);
int Cvar_CompleteCountPossible (const char *partial)
{
cvar_t *cvar;
- int len;
+ size_t len;
int h;
h = 0;
const char **Cvar_CompleteBuildList (const char *partial)
{
const cvar_t *cvar;
- int len = 0;
- int bpos = 0;
- int sizeofbuf = (Cvar_CompleteCountPossible (partial) + 1) * sizeof (const char *);
+ size_t len = 0;
+ size_t bpos = 0;
+ size_t sizeofbuf = (Cvar_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 (cvar = cvar_vars; cvar; cvar = cvar->next)
if (!strncasecmp(partial, cvar->name, len))
return buf;
}
+// written by LordHavoc
+void Cvar_CompleteCvarPrint (const char *partial)
+{
+ cvar_t *cvar;
+ size_t len = strlen(partial);
+ // Loop through the command list and print all matches
+ for (cvar = cvar_vars; cvar; cvar = cvar->next)
+ if (!strncasecmp(partial, cvar->name, len))
+ Con_Printf ("%c3%s%s : \"%s\" (\"%s\") : %s\n", STRING_COLOR_TAG, cvar->name, STRING_COLOR_DEFAULT_STR, cvar->string, cvar->defstring, cvar->description);
+}
+
+
/*
============
Cvar_Set
void Cvar_SetQuick_Internal (cvar_t *var, const char *value)
{
qboolean changed;
+ size_t valuelen;
changed = strcmp(var->string, value);
// LordHavoc: don't reallocate when there is no change
return;
// LordHavoc: don't reallocate when the buffer is the same size
- if (!var->string || strlen(var->string) != strlen(value))
+ valuelen = strlen(value);
+ if (!var->string || strlen(var->string) != valuelen)
{
Z_Free (var->string); // free the old value string
- var->string = Z_Malloc (strlen(value)+1);
+ var->string = (char *)Z_Malloc (valuelen + 1);
}
- strcpy (var->string, value);
+ memcpy (var->string, value, valuelen + 1);
var->value = atof (var->string);
var->integer = (int) var->value;
if ((var->flags & CVAR_NOTIFY) && changed && sv.active)
SV_BroadcastPrintf("\"%s\" changed to \"%s\"\n", var->name, var->string);
+#if 0
+ // TODO: add infostring support to the server?
+ if ((var->flags & CVAR_SERVERINFO) && changed && sv.active)
+ {
+ InfoString_SetValue(svs.serverinfo, sizeof(svs.serverinfo), var->name, var->string);
+ if (sv.active)
+ {
+ MSG_WriteByte (&sv.reliable_datagram, svc_serverinfostring);
+ MSG_WriteString (&sv.reliable_datagram, var->name);
+ MSG_WriteString (&sv.reliable_datagram, var->string);
+ }
+ }
+#endif
+ if ((var->flags & CVAR_USERINFO) && cls.state != ca_dedicated)
+ CL_SetInfo(var->name, var->string, true, false, false, false);
}
void Cvar_SetQuick (cvar_t *var, const char *value)
return;
}
- if (developer.integer)
- Con_Printf("Cvar_SetQuick({\"%s\", \"%s\", %i}, \"%s\");\n", var->name, var->string, var->flags, value);
+ if (developer.integer >= 100)
+ Con_Printf("Cvar_SetQuick({\"%s\", \"%s\", %i, \"%s\"}, \"%s\");\n", var->name, var->string, var->flags, var->defstring, value);
Cvar_SetQuick_Internal(var, value);
}
*/
void Cvar_SetValueQuick(cvar_t *var, float value)
{
- char val[256];
+ char val[MAX_INPUTLINE];
if ((float)((int)value) == value)
sprintf(val, "%i", (int)value);
void Cvar_SetValue(const char *var_name, float value)
{
- char val[256];
+ char val[MAX_INPUTLINE];
if ((float)((int)value) == value)
sprintf(val, "%i", (int)value);
*/
void Cvar_RegisterVariable (cvar_t *variable)
{
- cvar_t *cvar, *cvar2;
+ int hashindex;
+ cvar_t *current, *next, *cvar;
char *oldstr;
+ size_t alloclen;
- if (developer.integer)
+ if (developer.integer >= 100)
Con_Printf("Cvar_RegisterVariable({\"%s\", \"%s\", %i});\n", variable->name, variable->string, variable->flags);
// first check to see if it has already been defined
{
if (cvar->flags & CVAR_ALLOCATED)
{
- if (developer.integer)
- Con_Printf("... replacing existing allocated cvar {\"%s\", \"%s\", %i}", cvar->name, cvar->string, cvar->flags);
+ if (developer.integer >= 100)
+ Con_Printf("... replacing existing allocated cvar {\"%s\", \"%s\", %i}\n", cvar->name, cvar->string, cvar->flags);
// fixed variables replace allocated ones
// (because the engine directly accesses fixed variables)
// NOTE: this isn't actually used currently
variable->flags |= (cvar->flags & ~CVAR_ALLOCATED);
// cvar->string is now owned by variable instead
variable->string = cvar->string;
+ variable->defstring = cvar->defstring;
variable->value = atof (variable->string);
variable->integer = (int) variable->value;
// replace cvar with this one...
else
{
// otherwise find it somewhere in the list
- for (cvar2 = cvar_vars;cvar2->next != cvar;cvar2 = cvar2->next);
- if (cvar2->next == cvar)
- cvar2->next = variable;
+ for (current = cvar_vars;current->next != cvar;current = current->next)
+ ;
+ current->next = variable;
}
// get rid of old allocated cvar
- // (but not the cvar->string, because we kept that)
+ // (but not cvar->string and cvar->defstring, because we kept those)
Z_Free(cvar->name);
Z_Free(cvar);
}
// copy the value off, because future sets will Z_Free it
oldstr = variable->string;
- variable->string = Z_Malloc (strlen(variable->string)+1);
- strcpy (variable->string, oldstr);
+ alloclen = strlen(variable->string) + 1;
+ variable->string = (char *)Z_Malloc (alloclen);
+ memcpy (variable->string, oldstr, alloclen);
+ variable->defstring = (char *)Z_Malloc (alloclen);
+ memcpy (variable->defstring, oldstr, alloclen);
variable->value = atof (variable->string);
variable->integer = (int) variable->value;
// link the variable in
// alphanumerical order
- for( cvar = NULL, cvar2 = cvar_vars ; cvar2 && strcmp( cvar2->name, variable->name ) < 0 ; cvar = cvar2, cvar2 = cvar->next )
+ for( current = NULL, next = cvar_vars ; next && strcmp( next->name, variable->name ) < 0 ; current = next, next = next->next )
;
- if( cvar ) {
- cvar->next = variable;
+ if( current ) {
+ current->next = variable;
} else {
cvar_vars = variable;
}
- variable->next = cvar2;
+ variable->next = next;
+
+ // link to head of list in this hash table index
+ hashindex = CRC_Block((const unsigned char *)variable->name, strlen(variable->name));
+ variable->nextonhashchain = cvar_hashtable[hashindex];
+ cvar_hashtable[hashindex] = variable;
}
/*
*/
cvar_t *Cvar_Get (const char *name, const char *value, int flags)
{
- cvar_t *cvar;
+ int hashindex;
+ cvar_t *current, *next, *cvar;
+ size_t alloclen;
- if (developer.integer)
+ if (developer.integer >= 100)
Con_Printf("Cvar_Get(\"%s\", \"%s\", %i);\n", name, value, flags);
// first check to see if it has already been defined
}
// allocate a new cvar, cvar name, and cvar string
+// TODO: factorize the following code with the one at the end of Cvar_RegisterVariable()
// FIXME: these never get Z_Free'd
- cvar = Z_Malloc(sizeof(cvar_t));
+ cvar = (cvar_t *)Z_Malloc(sizeof(cvar_t));
cvar->flags = flags | CVAR_ALLOCATED;
- cvar->name = Z_Malloc(strlen(name)+1);
- strcpy(cvar->name, name);
- cvar->string = Z_Malloc(strlen(value)+1);
- strcpy(cvar->string, value);
+ alloclen = strlen(name) + 1;
+ cvar->name = (char *)Z_Malloc(alloclen);
+ memcpy(cvar->name, name, alloclen);
+ alloclen = strlen(value) + 1;
+ cvar->string = (char *)Z_Malloc(alloclen);
+ memcpy(cvar->string, value, alloclen);
+ cvar->defstring = (char *)Z_Malloc(alloclen);
+ memcpy(cvar->defstring, value, alloclen);
cvar->value = atof (cvar->string);
cvar->integer = (int) cvar->value;
+ cvar->description = "custom cvar";
// link the variable in
- cvar->next = cvar_vars;
- cvar_vars = cvar;
+// alphanumerical order
+ for( current = NULL, next = cvar_vars ; next && strcmp( next->name, cvar->name ) < 0 ; current = next, next = next->next )
+ ;
+ if( current )
+ current->next = cvar;
+ else
+ cvar_vars = cvar;
+ cvar->next = next;
+
+ // link to head of list in this hash table index
+ hashindex = CRC_Block((const unsigned char *)cvar->name, strlen(cvar->name));
+ cvar->nextonhashchain = cvar_hashtable[hashindex];
+ cvar_hashtable[hashindex] = cvar;
+
return cvar;
}
// perform a variable print or set
if (Cmd_Argc() == 1)
{
- Con_Printf("\"%s\" is \"%s\"\n", v->name, v->string);
+ Con_Printf("\"%s\" is \"%s\" [\"%s\"]\n", v->name, v->string, v->defstring);
return true;
}
- Con_DPrint("Cvar_Command: ");
+ if (developer.integer >= 100)
+ Con_DPrint("Cvar_Command: ");
if (v->flags & CVAR_READONLY)
{
return true;
}
Cvar_Set (v->name, Cmd_Argv(1));
+ if (developer.integer >= 100)
+ Con_DPrint("\n");
return true;
}
+void Cvar_UnlockDefaults (void)
+{
+ cvar_t *var;
+ // unlock the default values of all cvars
+ for (var = cvar_vars ; var ; var = var->next)
+ var->flags &= ~CVAR_DEFAULTSET;
+}
+
+
+void Cvar_LockDefaults_f (void)
+{
+ cvar_t *var;
+ // lock in the default values of all cvars
+ for (var = cvar_vars ; var ; var = var->next)
+ {
+ if (!(var->flags & CVAR_DEFAULTSET))
+ {
+ size_t alloclen;
+
+ //Con_Printf("locking cvar %s (%s -> %s)\n", var->name, var->string, var->defstring);
+ var->flags |= CVAR_DEFAULTSET;
+ Z_Free(var->defstring);
+ alloclen = strlen(var->string) + 1;
+ var->defstring = (char *)Z_Malloc(alloclen);
+ memcpy(var->defstring, var->string, alloclen);
+ }
+ }
+}
+
+
+void Cvar_ResetToDefaults_All_f (void)
+{
+ cvar_t *var;
+ // restore the default values of all cvars
+ for (var = cvar_vars ; var ; var = var->next)
+ Cvar_SetQuick(var, var->defstring);
+}
+
+
+void Cvar_ResetToDefaults_NoSaveOnly_f (void)
+{
+ cvar_t *var;
+ // restore the default values of all cvars
+ for (var = cvar_vars ; var ; var = var->next)
+ if (!(var->flags & CVAR_SAVE))
+ Cvar_SetQuick(var, var->defstring);
+}
+
+
+void Cvar_ResetToDefaults_SaveOnly_f (void)
+{
+ cvar_t *var;
+ // restore the default values of all cvars
+ for (var = cvar_vars ; var ; var = var->next)
+ if (var->flags & CVAR_SAVE)
+ Cvar_SetQuick(var, var->defstring);
+}
+
+
/*
============
Cvar_WriteVariables
{
cvar_t *var;
+ // don't save cvars that match their default value
for (var = cvar_vars ; var ; var = var->next)
- if (var->flags & CVAR_SAVE)
+ if (var->flags & CVAR_SAVE && strcmp(var->string, var->defstring))
FS_Printf(f, "%s%s \"%s\"\n", var->flags & CVAR_ALLOCATED ? "seta " : "", var->name, var->string);
}
{
cvar_t *cvar;
const char *partial;
- int len, count;
+ size_t len;
+ int count;
if (Cmd_Argc() > 1)
{
if (partial && strncasecmp (partial,cvar->name,len))
continue;
- Con_Printf("%s is \"%s\"\n", cvar->name, cvar->string);
+ Con_Printf("%s is \"%s\" [\"%s\"] %s\n", cvar->name, cvar->string, cvar->defstring, cvar->description);
count++;
}
- Con_Printf("%i cvar(s)", count);
if (partial)
- Con_Printf(" beginning with \"%s\"", partial);
- Con_Print("\n");
+ Con_Printf("%i cvar(s) beginning with \"%s\"\n", count, partial);
+ else
+ Con_Printf("%i cvar(s)\n", count);
}
// 2000-01-09 CvarList command by Maddes