#include "quakedef.h"
-char *cvar_dummy_description = "custom cvar";
+const char *cvar_dummy_description = "custom cvar";
cvar_t *cvar_vars = NULL;
cvar_t *cvar_hashtable[CVAR_HASHSIZE];
-char *cvar_null_string = "";
+const char *cvar_null_string = "";
/*
============
return var;
}
+cvar_t *Cvar_FindVarLink (const char *var_name, cvar_t **parent, cvar_t ***link, cvar_t **prev_alpha)
+{
+ int hashindex;
+ cvar_t *var;
+
+ // use hash lookup to minimize search time
+ hashindex = CRC_Block((const unsigned char *)var_name, strlen(var_name));
+ if(parent) *parent = NULL;
+ if(prev_alpha) *prev_alpha = NULL;
+ if(link) *link = &cvar_hashtable[hashindex];
+ for (var = cvar_hashtable[hashindex];var;var = var->nextonhashchain)
+ {
+ if (!strcmp (var_name, var->name))
+ {
+ if(!prev_alpha || var == cvar_vars)
+ return var;
+
+ *prev_alpha = cvar_vars;
+ // if prev_alpha happens to become NULL then there has been some inconsistency elsewhere
+ // already - should I still insert '*prev_alpha &&' in the loop?
+ while((*prev_alpha)->next != var)
+ *prev_alpha = (*prev_alpha)->next;
+ return var;
+ }
+ if(parent) *parent = var;
+ }
+
+ return NULL;
+}
+
/*
============
Cvar_VariableValue
============
*/
-float Cvar_VariableValue (const char *var_name)
+float Cvar_VariableValueOr (const char *var_name, float def)
{
cvar_t *var;
var = Cvar_FindVar (var_name);
if (!var)
- return 0;
+ return def;
return atof (var->string);
}
+float Cvar_VariableValue (const char *var_name)
+{
+ return Cvar_VariableValueOr(var_name, 0);
+}
/*
============
Cvar_VariableString
============
*/
-const char *Cvar_VariableString (const char *var_name)
+const char *Cvar_VariableStringOr (const char *var_name, const char *def)
{
cvar_t *var;
var = Cvar_FindVar (var_name);
if (!var)
- return cvar_null_string;
+ return def;
return var->string;
}
+const char *Cvar_VariableString (const char *var_name)
+{
+ return Cvar_VariableStringOr(var_name, cvar_null_string);
+}
+
/*
============
Cvar_VariableDefString
Con_Printf ("^3%s^7 is \"%s\" [\"%s\"] %s\n", cvar->name, cvar->string, cvar->defstring, cvar->description);
}
+// we assume that prog is already set to the target progs
+static void Cvar_UpdateAutoCvar(cvar_t *var)
+{
+ int i;
+ if(!prog)
+ Host_Error("Cvar_UpdateAutoCvar: no prog set");
+ i = PRVM_GetProgNr();
+ if(var->globaldefindex_progid[i] == prog->id)
+ {
+ // MUST BE SYNCED WITH prvm_edict.c PRVM_LoadProgs
+ int j;
+ const char *s;
+ vec3_t v;
+ switch(prog->globaldefs[var->globaldefindex[i]].type & ~DEF_SAVEGLOBAL)
+ {
+ case ev_float:
+ PRVM_GLOBALFIELDFLOAT(prog->globaldefs[var->globaldefindex[i]].ofs) = var->value;
+ break;
+ case ev_vector:
+ s = var->string;
+ VectorClear(v);
+ for (j = 0;j < 3;j++)
+ {
+ while (*s && ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ v[j] = atof(s);
+ while (!ISWHITESPACE(*s))
+ s++;
+ if (!*s)
+ break;
+ }
+ VectorCopy(v, PRVM_GLOBALFIELDVECTOR(prog->globaldefs[var->globaldefindex[i]].ofs));
+ break;
+ case ev_string:
+ PRVM_ChangeEngineString(var->globaldefindex_stringno[i], var->string);
+ PRVM_GLOBALFIELDSTRING(prog->globaldefs[var->globaldefindex[i]].ofs) = var->globaldefindex_stringno[i];
+ break;
+ }
+ }
+}
+
+// called after loading a savegame
+void Cvar_UpdateAllAutoCvars(void)
+{
+ cvar_t *var;
+ for (var = cvar_vars ; var ; var = var->next)
+ Cvar_UpdateAutoCvar(var);
+}
/*
============
valuelen = strlen(value);
if (!var->string || strlen(var->string) != valuelen)
{
- Z_Free (var->string); // free the old value string
+ Z_Free ((char *)var->string); // free the old value string
var->string = (char *)Z_Malloc (valuelen + 1);
}
- memcpy (var->string, value, valuelen + 1);
+ memcpy ((char *)var->string, value, valuelen + 1);
var->value = atof (var->string);
var->integer = (int) var->value;
if ((var->flags & CVAR_NOTIFY) && changed && sv.active)
if(PRVM_ProgLoaded(i))
{
PRVM_SetProg(i);
- if(var->globaldefindex_progid[i] == prog->id)
- {
- // MUST BE SYNCED WITH prvm_edict.c PRVM_LoadProgs
- int j;
- const char *s;
- prvm_eval_t *val = (prvm_eval_t *)(prog->globals.generic + prog->globaldefs[var->globaldefindex[i]].ofs);
- switch(prog->globaldefs[var->globaldefindex[i]].type & ~DEF_SAVEGLOBAL)
- {
- case ev_float:
- val->_float = var->value;
- break;
- case ev_vector:
- s = var->string;
- VectorClear(val->vector);
- for (j = 0;j < 3;j++)
- {
- while (*s && ISWHITESPACE(*s))
- s++;
- if (!*s)
- break;
- val->vector[j] = atof(s);
- while (!ISWHITESPACE(*s))
- s++;
- if (!*s)
- break;
- }
- break;
- case ev_string:
- PRVM_ChangeEngineString(var->globaldefindex_stringno[i], var->string);
- val->string = var->globaldefindex_stringno[i];
- break;
- }
- }
+ Cvar_UpdateAutoCvar(var);
}
}
prog = tmpprog;
// get rid of old allocated cvar
// (but not cvar->string and cvar->defstring, because we kept those)
- Z_Free(cvar->name);
+ Z_Free((char *)cvar->name);
Z_Free(cvar);
}
else
}
// copy the value off, because future sets will Z_Free it
- oldstr = variable->string;
+ oldstr = (char *)variable->string;
alloclen = strlen(variable->string) + 1;
variable->string = (char *)Z_Malloc (alloclen);
- memcpy (variable->string, oldstr, alloclen);
+ memcpy ((char *)variable->string, oldstr, alloclen);
variable->defstring = (char *)Z_Malloc (alloclen);
- memcpy (variable->defstring, oldstr, alloclen);
+ memcpy ((char *)variable->defstring, oldstr, alloclen);
variable->value = atof (variable->string);
variable->integer = (int) variable->value;
{
int hashindex;
cvar_t *current, *next, *cvar;
- size_t alloclen;
if (developer_extra.integer)
Con_DPrintf("Cvar_Get(\"%s\", \"%s\", %i);\n", name, value, flags);
if(newdescription && (cvar->flags & CVAR_ALLOCATED))
{
if(cvar->description != cvar_dummy_description)
- Z_Free(cvar->description);
+ Z_Free((char *)cvar->description);
if(*newdescription)
- {
- alloclen = strlen(newdescription) + 1;
- cvar->description = (char *)Z_Malloc(alloclen);
- memcpy(cvar->description, newdescription, alloclen);
- }
+ cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
else
cvar->description = cvar_dummy_description;
}
// FIXME: these never get Z_Free'd
cvar = (cvar_t *)Z_Malloc(sizeof(cvar_t));
cvar->flags = flags | CVAR_ALLOCATED;
- 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->name = (char *)Mem_strdup(zonemempool, name);
+ cvar->string = (char *)Mem_strdup(zonemempool, value);
+ cvar->defstring = (char *)Mem_strdup(zonemempool, value);
cvar->value = atof (cvar->string);
cvar->integer = (int) cvar->value;
if(newdescription && *newdescription)
- {
- alloclen = strlen(newdescription) + 1;
- cvar->description = (char *)Z_Malloc(alloclen);
- memcpy(cvar->description, newdescription, alloclen);
- }
+ cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
else
cvar->description = cvar_dummy_description; // actually checked by VM_cvar_type
//Con_Printf("locking cvar %s (%s -> %s)\n", var->name, var->string, var->defstring);
var->flags |= CVAR_DEFAULTSET;
- Z_Free(var->defstring);
+ Z_Free((char *)var->defstring);
alloclen = strlen(var->string) + 1;
var->defstring = (char *)Z_Malloc(alloclen);
- memcpy(var->defstring, var->string, alloclen);
+ memcpy((char *)var->defstring, var->string, alloclen);
}
}
}
+void Cvar_SaveInitState(void)
+{
+ cvar_t *c;
+ for (c = cvar_vars;c;c = c->next)
+ {
+ c->initstate = true;
+ c->initflags = c->flags;
+ c->initdefstring = Mem_strdup(zonemempool, c->defstring);
+ c->initstring = Mem_strdup(zonemempool, c->string);
+ c->initvalue = c->value;
+ c->initinteger = c->integer;
+ VectorCopy(c->vector, c->initvector);
+ }
+}
+
+void Cvar_RestoreInitState(void)
+{
+ int hashindex;
+ cvar_t *c, **cp;
+ cvar_t *c2, **cp2;
+ for (cp = &cvar_vars;(c = *cp);)
+ {
+ if (c->initstate)
+ {
+ // restore this cvar, it existed at init
+ if (((c->flags ^ c->initflags) & CVAR_MAXFLAGSVAL)
+ || strcmp(c->defstring ? c->defstring : "", c->initdefstring ? c->initdefstring : "")
+ || strcmp(c->string ? c->string : "", c->initstring ? c->initstring : ""))
+ {
+ Con_DPrintf("Cvar_RestoreInitState: Restoring cvar \"%s\"\n", c->name);
+ if (c->defstring)
+ Z_Free((char *)c->defstring);
+ c->defstring = Mem_strdup(zonemempool, c->initdefstring);
+ if (c->string)
+ Z_Free((char *)c->string);
+ c->string = Mem_strdup(zonemempool, c->initstring);
+ }
+ c->flags = c->initflags;
+ c->value = c->initvalue;
+ c->integer = c->initinteger;
+ VectorCopy(c->initvector, c->vector);
+ cp = &c->next;
+ }
+ else
+ {
+ if (!(c->flags & CVAR_ALLOCATED))
+ {
+ Con_DPrintf("Cvar_RestoreInitState: Unable to destroy cvar \"%s\", it was registered after init!\n", c->name);
+ continue;
+ }
+ // remove this cvar, it did not exist at init
+ Con_DPrintf("Cvar_RestoreInitState: Destroying cvar \"%s\"\n", c->name);
+ // unlink struct from hash
+ hashindex = CRC_Block((const unsigned char *)c->name, strlen(c->name)) % CVAR_HASHSIZE;
+ for (cp2 = &cvar_hashtable[hashindex];(c2 = *cp2);)
+ {
+ if (c2 == c)
+ {
+ *cp2 = c2->nextonhashchain;
+ break;
+ }
+ else
+ cp2 = &c2->nextonhashchain;
+ }
+ // unlink struct from main list
+ *cp = c->next;
+ // free strings
+ if (c->defstring)
+ Z_Free((char *)c->defstring);
+ if (c->string)
+ Z_Free((char *)c->string);
+ if (c->description && c->description != cvar_dummy_description)
+ Z_Free((char *)c->description);
+ // free struct
+ Z_Free(c);
+ }
+ }
+}
void Cvar_ResetToDefaults_All_f (void)
{
// don't save cvars that match their default value
for (var = cvar_vars ; var ; var = var->next)
- if ((var->flags & CVAR_SAVE) && (strcmp(var->string, var->defstring) || (var->flags & CVAR_ALLOCATED)))
+ if ((var->flags & CVAR_SAVE) && (strcmp(var->string, var->defstring) || !(var->flags & CVAR_DEFAULTSET)))
{
- Cmd_QuoteString(buf1, sizeof(buf1), var->name, "\"\\$");
- Cmd_QuoteString(buf2, sizeof(buf2), var->string, "\"\\$");
+ Cmd_QuoteString(buf1, sizeof(buf1), var->name, "\"\\$", false);
+ Cmd_QuoteString(buf2, sizeof(buf2), var->string, "\"\\$", false);
FS_Printf(f, "%s\"%s\" \"%s\"\n", var->flags & CVAR_ALLOCATED ? "seta " : "", buf1, buf2);
}
}
Cvar_Get(Cmd_Argv(1), Cmd_Argv(2), CVAR_SAVE, Cmd_Argc() > 3 ? Cmd_Argv(3) : NULL);
}
+void Cvar_Del_f (void)
+{
+ int i;
+ cvar_t *cvar, *parent, **link, *prev;
+
+ if(Cmd_Argc() < 2)
+ {
+ Con_Printf("Del: wrong number of parameters, useage: unset <variablename1> [<variablename2> ...]\n");
+ return;
+ }
+ for(i = 1; i < Cmd_Argc(); ++i)
+ {
+ cvar = Cvar_FindVarLink(Cmd_Argv(i), &parent, &link, &prev);
+ if(!cvar)
+ {
+ Con_Printf("Del: %s is not defined\n", Cmd_Argv(i));
+ continue;
+ }
+ if(cvar->flags & CVAR_READONLY)
+ {
+ Con_Printf("Del: %s is read-only\n", cvar->name);
+ continue;
+ }
+ if(!(cvar->flags & CVAR_ALLOCATED))
+ {
+ Con_Printf("Del: %s is static and cannot be deleted\n", cvar->name);
+ continue;
+ }
+ if(cvar == cvar_vars)
+ {
+ cvar_vars = cvar->next;
+ }
+ else
+ {
+ // in this case, prev must be set, otherwise there has been some inconsistensy
+ // elsewhere already... should I still check for prev != NULL?
+ prev->next = cvar->next;
+ }
+
+ if(parent)
+ parent->nextonhashchain = cvar->nextonhashchain;
+ else if(link)
+ *link = cvar->nextonhashchain;
+
+ if(cvar->description != cvar_dummy_description)
+ Z_Free((char *)cvar->description);
+
+ Z_Free((char *)cvar->name);
+ Z_Free((char *)cvar->string);
+ Z_Free((char *)cvar->defstring);
+ Z_Free(cvar);
+ }
+}
+
#ifdef FILLALLCVARSWITHRUBBISH
void Cvar_FillAll_f()
{
projects / xonotic / darkplaces.git / blobdiff