2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // cvar.c -- dynamic variable tracking
24 const char *cvar_dummy_description = "custom cvar";
25 static const char *cvar_null_string = "";
27 cvar_state_t cvars_all;
28 cvar_state_t cvars_null;
35 cvar_t *Cvar_FindVar(cvar_state_t *cvars, const char *var_name, int neededflags)
40 // use hash lookup to minimize search time
41 hashindex = CRC_Block((const unsigned char *)var_name, strlen(var_name)) % CVAR_HASHSIZE;
42 for (var = cvars->hashtable[hashindex];var;var = var->nextonhashchain)
43 if (!strcmp (var_name, var->name) && (var->flags & neededflags))
49 cvar_t *Cvar_FindVarAfter(cvar_state_t *cvars, const char *prev_var_name, int neededflags)
55 var = Cvar_FindVar(cvars, prev_var_name, neededflags);
63 // search for the next cvar matching the needed flags
66 if (var->flags & neededflags)
73 static cvar_t *Cvar_FindVarLink(cvar_state_t *cvars, const char *var_name, cvar_t **parent, cvar_t ***link, cvar_t **prev_alpha, int neededflags)
78 // use hash lookup to minimize search time
79 hashindex = CRC_Block((const unsigned char *)var_name, strlen(var_name));
80 if(parent) *parent = NULL;
81 if(prev_alpha) *prev_alpha = NULL;
82 if(link) *link = &cvars->hashtable[hashindex];
83 for (var = cvars->hashtable[hashindex];var;var = var->nextonhashchain)
85 if (!strcmp (var_name, var->name) && (var->flags & neededflags))
87 if(!prev_alpha || var == cvars->vars)
90 *prev_alpha = cvars->vars;
91 // if prev_alpha happens to become NULL then there has been some inconsistency elsewhere
92 // already - should I still insert '*prev_alpha &&' in the loop?
93 while((*prev_alpha)->next != var)
94 *prev_alpha = (*prev_alpha)->next;
97 if(parent) *parent = var;
108 float Cvar_VariableValueOr(cvar_state_t *cvars, const char *var_name, float def, int neededflags)
112 var = Cvar_FindVar(cvars, var_name, neededflags);
115 return atof (var->string);
118 float Cvar_VariableValue(cvar_state_t *cvars, const char *var_name, int neededflags)
120 return Cvar_VariableValueOr(cvars, var_name, 0, neededflags);
128 const char *Cvar_VariableStringOr(cvar_state_t *cvars, const char *var_name, const char *def, int neededflags)
132 var = Cvar_FindVar(cvars, var_name, neededflags);
138 const char *Cvar_VariableString(cvar_state_t *cvars, const char *var_name, int neededflags)
140 return Cvar_VariableStringOr(cvars, var_name, cvar_null_string, neededflags);
145 Cvar_VariableDefString
148 const char *Cvar_VariableDefString(cvar_state_t *cvars, const char *var_name, int neededflags)
152 var = Cvar_FindVar(cvars, var_name, neededflags);
154 return cvar_null_string;
155 return var->defstring;
160 Cvar_VariableDescription
163 const char *Cvar_VariableDescription(cvar_state_t *cvars, const char *var_name, int neededflags)
167 var = Cvar_FindVar(cvars, var_name, neededflags);
169 return cvar_null_string;
170 return var->description;
176 Cvar_CompleteVariable
179 const char *Cvar_CompleteVariable(cvar_state_t *cvars, const char *partial, int neededflags)
184 len = strlen(partial);
190 for (cvar=cvars->vars ; cvar ; cvar=cvar->next)
191 if (!strncasecmp (partial,cvar->name, len) && (cvar->flags & neededflags))
199 CVar_CompleteCountPossible
201 New function for tab-completion system
203 Thanks to Fett erich@heintz.com
206 int Cvar_CompleteCountPossible(cvar_state_t *cvars, const char *partial, int neededflags)
213 len = strlen(partial);
218 // Loop through the cvars and count all possible matches
219 for (cvar = cvars->vars; cvar; cvar = cvar->next)
220 if (!strncasecmp(partial, cvar->name, len) && (cvar->flags & neededflags))
227 CVar_CompleteBuildList
229 New function for tab-completion system
231 Thanks to Fett erich@heintz.com
235 const char **Cvar_CompleteBuildList(cvar_state_t *cvars, const char *partial, int neededflags)
240 size_t sizeofbuf = (Cvar_CompleteCountPossible(cvars, partial, neededflags) + 1) * sizeof(const char *);
243 len = strlen(partial);
244 buf = (const char **)Mem_Alloc(tempmempool, sizeofbuf + sizeof(const char *));
245 // Loop through the alias list and print all matches
246 for (cvar = cvars->vars; cvar; cvar = cvar->next)
247 if (!strncasecmp(partial, cvar->name, len) && (cvar->flags & neededflags))
248 buf[bpos++] = cvar->name;
254 void Cvar_PrintHelp(cvar_t *cvar, qboolean full)
256 Con_Printf("^3%s^7 is \"%s\" [\"%s\"] ", cvar->name, ((cvar->flags & CVAR_PRIVATE) ? "********"/*hunter2*/ : cvar->string), cvar->defstring);
258 Con_Printf("%s", cvar->description);
262 // written by LadyHavoc
263 void Cvar_CompleteCvarPrint(cvar_state_t *cvars, const char *partial, int neededflags)
266 size_t len = strlen(partial);
267 // Loop through the command list and print all matches
268 for (cvar = cvars->vars; cvar; cvar = cvar->next)
269 if (!strncasecmp(partial, cvar->name, len) && (cvar->flags & neededflags))
270 Cvar_PrintHelp(cvar, true);
273 // check if a cvar is held by some progs
274 static qboolean Cvar_IsAutoCvar(cvar_t *var)
278 for (i = 0;i < PRVM_PROG_MAX;i++)
280 prog = &prvm_prog_list[i];
281 if (prog->loaded && var->globaldefindex[i] >= 0)
287 // we assume that prog is already set to the target progs
288 static void Cvar_UpdateAutoCvar(cvar_t *var)
295 for (i = 0;i < PRVM_PROG_MAX;i++)
297 prog = &prvm_prog_list[i];
298 if (prog->loaded && var->globaldefindex[i] >= 0)
300 // MUST BE SYNCED WITH prvm_edict.c PRVM_LoadProgs
301 switch(prog->globaldefs[var->globaldefindex[i]].type & ~DEF_SAVEGLOBAL)
304 PRVM_GLOBALFIELDFLOAT(prog->globaldefs[var->globaldefindex[i]].ofs) = var->value;
309 for (j = 0;j < 3;j++)
311 while (*s && ISWHITESPACE(*s))
316 while (!ISWHITESPACE(*s))
321 VectorCopy(v, PRVM_GLOBALFIELDVECTOR(prog->globaldefs[var->globaldefindex[i]].ofs));
324 PRVM_ChangeEngineString(prog, var->globaldefindex_stringno[i], var->string);
325 PRVM_GLOBALFIELDSTRING(prog->globaldefs[var->globaldefindex[i]].ofs) = var->globaldefindex_stringno[i];
332 // called after loading a savegame
333 void Cvar_UpdateAllAutoCvars(cvar_state_t *cvars)
336 for (var = cvars->vars ; var ; var = var->next)
337 Cvar_UpdateAutoCvar(var);
345 extern cvar_t sv_disablenotify;
346 static void Cvar_SetQuick_Internal (cvar_t *var, const char *value)
348 cvar_state_t *cvars = &cvars_all;
352 char new_value[MAX_INPUTLINE];
354 changed = strcmp(var->string, value) != 0;
355 // LadyHavoc: don't reallocate when there is no change
359 memcpy(new_value,value,MAX_INPUTLINE);
361 // Call the function stored in the cvar for bounds checking, cleanup, etc
363 var->callback(new_value);
365 // LadyHavoc: don't reallocate when the buffer is the same size
366 valuelen = strlen(new_value);
367 if (!var->string || strlen(var->string) != valuelen)
369 Z_Free ((char *)var->string); // free the old value string
371 var->string = (char *)Z_Malloc (valuelen + 1);
373 memcpy ((char *)var->string, new_value, valuelen + 1);
374 var->value = atof (var->string);
375 var->integer = (int) var->value;
376 if ((var->flags & CVAR_NOTIFY) && changed && sv.active && !sv_disablenotify.integer)
377 SV_BroadcastPrintf("\001^3Server cvar \"%s\" changed to \"%s\"\n", var->name, var->string);
379 // TODO: add infostring support to the server?
380 if ((var->flags & CVAR_SERVERINFO) && changed && sv.active)
382 InfoString_SetValue(svs.serverinfo, sizeof(svs.serverinfo), var->name, var->string);
385 MSG_WriteByte (&sv.reliable_datagram, svc_serverinfostring);
386 MSG_WriteString (&sv.reliable_datagram, var->name);
387 MSG_WriteString (&sv.reliable_datagram, var->string);
391 if ((var->flags & CVAR_USERINFO) && cls.state != ca_dedicated)
392 CL_SetInfo(var->name, var->string, true, false, false, false);
393 else if ((var->flags & CVAR_NQUSERINFOHACK) && cls.state != ca_dedicated)
395 // update the cls.userinfo to have proper values for the
396 // silly nq config variables.
398 // this is done when these variables are changed rather than at
399 // connect time because if the user or code checks the userinfo and it
400 // holds weird values it may cause confusion...
401 if (!strcmp(var->name, "_cl_color"))
403 int top = (var->integer >> 4) & 15, bottom = var->integer & 15;
404 CL_SetInfo("topcolor", va(vabuf, sizeof(vabuf), "%i", top), true, false, false, false);
405 CL_SetInfo("bottomcolor", va(vabuf, sizeof(vabuf), "%i", bottom), true, false, false, false);
406 if (cls.protocol != PROTOCOL_QUAKEWORLD && cls.netcon)
408 MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
409 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", top, bottom));
412 else if (!strcmp(var->name, "_cl_rate"))
413 CL_SetInfo("rate", va(vabuf, sizeof(vabuf), "%i", var->integer), true, false, false, false);
414 else if (!strcmp(var->name, "_cl_rate_burstsize"))
415 CL_SetInfo("rate_burstsize", va(vabuf, sizeof(vabuf), "%i", var->integer), true, false, false, false);
416 else if (!strcmp(var->name, "_cl_playerskin"))
417 CL_SetInfo("playerskin", var->string, true, false, false, false);
418 else if (!strcmp(var->name, "_cl_playermodel"))
419 CL_SetInfo("playermodel", var->string, true, false, false, false);
420 else if (!strcmp(var->name, "_cl_name"))
421 CL_SetInfo("name", var->string, true, false, false, false);
422 else if (!strcmp(var->name, "rcon_secure"))
424 // whenever rcon_secure is changed to 0, clear rcon_password for
425 // security reasons (prevents a send-rcon-password-as-plaintext
426 // attack based on NQ protocol session takeover and svc_stufftext)
427 if(var->integer <= 0)
428 Cvar_Set(cvars, "rcon_password", "");
431 else if (!strcmp(var->name, "net_slist_favorites"))
432 NetConn_UpdateFavorites();
436 Cvar_UpdateAutoCvar(var);
439 void Cvar_SetQuick (cvar_t *var, const char *value)
443 Con_Print("Cvar_SetQuick: var == NULL\n");
447 if (developer_extra.integer)
448 Con_DPrintf("Cvar_SetQuick({\"%s\", \"%s\", %i, \"%s\"}, \"%s\");\n", var->name, var->string, var->flags, var->defstring, value);
450 Cvar_SetQuick_Internal(var, value);
453 void Cvar_Set(cvar_state_t *cvars, const char *var_name, const char *value)
456 var = Cvar_FindVar(cvars, var_name, ~0);
459 Con_Printf("Cvar_Set: variable %s not found\n", var_name);
462 Cvar_SetQuick(var, value);
470 void Cvar_SetValueQuick(cvar_t *var, float value)
472 char val[MAX_INPUTLINE];
474 if ((float)((int)value) == value)
475 dpsnprintf(val, sizeof(val), "%i", (int)value);
477 dpsnprintf(val, sizeof(val), "%f", value);
478 Cvar_SetQuick(var, val);
481 void Cvar_SetValue(cvar_state_t *cvars, const char *var_name, float value)
483 char val[MAX_INPUTLINE];
485 if ((float)((int)value) == value)
486 dpsnprintf(val, sizeof(val), "%i", (int)value);
488 dpsnprintf(val, sizeof(val), "%f", value);
489 Cvar_Set(cvars, var_name, val);
492 void Cvar_RegisterCallback(cvar_t *variable, void (*callback)(char *))
494 variable->callback = callback;
499 Cvar_RegisterVariable
501 Adds a freestanding variable to the variable list.
504 void Cvar_RegisterVariable (cvar_t *variable)
506 cvar_state_t *cvars = NULL;
508 cvar_t *current, *next, *cvar;
513 switch (variable->flags & (CVAR_CLIENT | CVAR_SERVER))
517 case CVAR_CLIENT | CVAR_SERVER:
521 Sys_Error("Cvar_RegisterVariable({\"%s\", \"%s\", %i}) with no CVAR_CLIENT | CVAR_SERVER flags\n", variable->name, variable->string, variable->flags);
524 Sys_Error("Cvar_RegisterVariable({\"%s\", \"%s\", %i}) with weird CVAR_CLIENT | CVAR_SERVER flags\n", variable->name, variable->string, variable->flags);
528 if (developer_extra.integer)
529 Con_DPrintf("Cvar_RegisterVariable({\"%s\", \"%s\", %i});\n", variable->name, variable->string, variable->flags);
531 // first check to see if it has already been defined
532 cvar = Cvar_FindVar(cvars, variable->name, ~0);
535 if (cvar->flags & CVAR_ALLOCATED)
537 if (developer_extra.integer)
538 Con_DPrintf("... replacing existing allocated cvar {\"%s\", \"%s\", %i}\n", cvar->name, cvar->string, cvar->flags);
539 // fixed variables replace allocated ones
540 // (because the engine directly accesses fixed variables)
541 // NOTE: this isn't actually used currently
542 // (all cvars are registered before config parsing)
543 variable->flags |= (cvar->flags & ~CVAR_ALLOCATED);
544 // cvar->string is now owned by variable instead
545 variable->string = cvar->string;
546 variable->defstring = cvar->defstring;
547 variable->value = atof (variable->string);
548 variable->integer = (int) variable->value;
549 // Preserve autocvar status.
550 memcpy(variable->globaldefindex, cvar->globaldefindex, sizeof(variable->globaldefindex));
551 memcpy(variable->globaldefindex_stringno, cvar->globaldefindex_stringno, sizeof(variable->globaldefindex_stringno));
552 // replace cvar with this one...
553 variable->next = cvar->next;
554 if (cvars->vars == cvar)
556 // head of the list is easy to change
557 cvars->vars = variable;
561 // otherwise find it somewhere in the list
562 for (current = cvars->vars;current->next != cvar;current = current->next)
564 current->next = variable;
567 // get rid of old allocated cvar
568 // (but not cvar->string and cvar->defstring, because we kept those)
569 Z_Free((char *)cvar->name);
573 Con_DPrintf("Can't register variable %s, already defined\n", variable->name);
577 // check for overlap with a command
578 if (Cmd_Exists(&cmd_client, variable->name) || Cmd_Exists(&cmd_server, variable->name))
580 Con_Printf("Cvar_RegisterVariable: %s is a command\n", variable->name);
584 // copy the value off, because future sets will Z_Free it
585 oldstr = (char *)variable->string;
586 alloclen = strlen(variable->string) + 1;
587 variable->string = (char *)Z_Malloc (alloclen);
588 memcpy ((char *)variable->string, oldstr, alloclen);
589 variable->defstring = (char *)Z_Malloc (alloclen);
590 memcpy ((char *)variable->defstring, oldstr, alloclen);
591 variable->value = atof (variable->string);
592 variable->integer = (int) variable->value;
594 // Mark it as not an autocvar.
595 for (i = 0;i < PRVM_PROG_MAX;i++)
596 variable->globaldefindex[i] = -1;
598 // link the variable in
599 // alphanumerical order
600 for( current = NULL, next = cvars->vars ; next && strcmp( next->name, variable->name ) < 0 ; current = next, next = next->next )
603 current->next = variable;
605 cvars->vars = variable;
607 variable->next = next;
609 // link to head of list in this hash table index
610 hashindex = CRC_Block((const unsigned char *)variable->name, strlen(variable->name)) % CVAR_HASHSIZE;
611 variable->nextonhashchain = cvars->hashtable[hashindex];
612 cvars->hashtable[hashindex] = variable;
619 Adds a newly allocated variable to the variable list or sets its value.
622 cvar_t *Cvar_Get(cvar_state_t *cvars, const char *name, const char *value, int flags, const char *newdescription)
625 cvar_t *current, *next, *cvar;
628 if (developer_extra.integer)
629 Con_DPrintf("Cvar_Get(\"%s\", \"%s\", %i);\n", name, value, flags);
631 // first check to see if it has already been defined
632 cvar = Cvar_FindVar(cvars, name, ~0);
635 cvar->flags |= flags;
636 Cvar_SetQuick_Internal (cvar, value);
637 if(newdescription && (cvar->flags & CVAR_ALLOCATED))
639 if(cvar->description != cvar_dummy_description)
640 Z_Free((char *)cvar->description);
643 cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
645 cvar->description = cvar_dummy_description;
650 // check for pure evil
653 Con_Printf("Cvar_Get: invalid variable name\n");
657 // check for overlap with a command
658 if (Cmd_Exists(&cmd_client, name) || Cmd_Exists(&cmd_server, name))
660 Con_Printf("Cvar_Get: %s is a command\n", name);
664 // allocate a new cvar, cvar name, and cvar string
665 // TODO: factorize the following code with the one at the end of Cvar_RegisterVariable()
666 // FIXME: these never get Z_Free'd
667 cvar = (cvar_t *)Z_Malloc(sizeof(cvar_t));
668 cvar->flags = flags | CVAR_ALLOCATED;
669 cvar->name = (char *)Mem_strdup(zonemempool, name);
670 cvar->string = (char *)Mem_strdup(zonemempool, value);
671 cvar->defstring = (char *)Mem_strdup(zonemempool, value);
672 cvar->value = atof (cvar->string);
673 cvar->integer = (int) cvar->value;
675 if(newdescription && *newdescription)
676 cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
678 cvar->description = cvar_dummy_description; // actually checked by VM_cvar_type
680 // Mark it as not an autocvar.
681 for (i = 0;i < PRVM_PROG_MAX;i++)
682 cvar->globaldefindex[i] = -1;
684 // link the variable in
685 // alphanumerical order
686 for( current = NULL, next = cvars->vars ; next && strcmp( next->name, cvar->name ) < 0 ; current = next, next = next->next )
689 current->next = cvar;
694 // link to head of list in this hash table index
695 hashindex = CRC_Block((const unsigned char *)cvar->name, strlen(cvar->name)) % CVAR_HASHSIZE;
696 cvar->nextonhashchain = cvars->hashtable[hashindex];
697 cvars->hashtable[hashindex] = cvar;
707 Handles variable inspection and changing from the console
710 qboolean Cvar_Command (cmd_state_t *cmd)
712 cvar_state_t *cvars = cmd->cvars;
716 v = Cvar_FindVar(cvars, Cmd_Argv(cmd, 0), cmd->cvars_flagsmask);
720 // perform a variable print or set
721 if (Cmd_Argc(cmd) == 1)
723 Cvar_PrintHelp(v, true);
727 if (developer_extra.integer)
728 Con_DPrint("Cvar_Command: ");
730 if (v->flags & CVAR_READONLY)
732 Con_Printf("%s is read-only\n", v->name);
735 Cvar_SetQuick(v, Cmd_Argv(cmd, 1));
736 if (developer_extra.integer)
742 void Cvar_UnlockDefaults(cmd_state_t *cmd)
744 cvar_state_t *cvars = cmd->cvars;
746 // unlock the default values of all cvars
747 for (var = cvars->vars ; var ; var = var->next)
748 var->flags &= ~CVAR_DEFAULTSET;
752 void Cvar_LockDefaults_f(cmd_state_t *cmd)
754 cvar_state_t *cvars = cmd->cvars;
756 // lock in the default values of all cvars
757 for (var = cvars->vars ; var ; var = var->next)
759 if (!(var->flags & CVAR_DEFAULTSET))
763 //Con_Printf("locking cvar %s (%s -> %s)\n", var->name, var->string, var->defstring);
764 var->flags |= CVAR_DEFAULTSET;
765 Z_Free((char *)var->defstring);
766 alloclen = strlen(var->string) + 1;
767 var->defstring = (char *)Z_Malloc(alloclen);
768 memcpy((char *)var->defstring, var->string, alloclen);
773 void Cvar_SaveInitState(cvar_state_t *cvars)
776 for (c = cvars->vars;c;c = c->next)
779 c->initflags = c->flags;
780 c->initdefstring = Mem_strdup(zonemempool, c->defstring);
781 c->initstring = Mem_strdup(zonemempool, c->string);
782 c->initvalue = c->value;
783 c->initinteger = c->integer;
784 VectorCopy(c->vector, c->initvector);
788 void Cvar_RestoreInitState(cvar_state_t *cvars)
793 for (cp = &cvars->vars;(c = *cp);)
797 // restore this cvar, it existed at init
798 if (((c->flags ^ c->initflags) & CVAR_MAXFLAGSVAL)
799 || strcmp(c->defstring ? c->defstring : "", c->initdefstring ? c->initdefstring : "")
800 || strcmp(c->string ? c->string : "", c->initstring ? c->initstring : ""))
802 Con_DPrintf("Cvar_RestoreInitState: Restoring cvar \"%s\"\n", c->name);
804 Z_Free((char *)c->defstring);
805 c->defstring = Mem_strdup(zonemempool, c->initdefstring);
807 Z_Free((char *)c->string);
808 c->string = Mem_strdup(zonemempool, c->initstring);
810 c->flags = c->initflags;
811 c->value = c->initvalue;
812 c->integer = c->initinteger;
813 VectorCopy(c->initvector, c->vector);
818 if (!(c->flags & CVAR_ALLOCATED))
820 Con_DPrintf("Cvar_RestoreInitState: Unable to destroy cvar \"%s\", it was registered after init!\n", c->name);
821 // In this case, at least reset it to the default.
822 if((c->flags & CVAR_NORESETTODEFAULTS) == 0)
823 Cvar_SetQuick(c, c->defstring);
827 if (Cvar_IsAutoCvar(c))
829 Con_DPrintf("Cvar_RestoreInitState: Unable to destroy cvar \"%s\", it is an autocvar used by running progs!\n", c->name);
830 // In this case, at least reset it to the default.
831 if((c->flags & CVAR_NORESETTODEFAULTS) == 0)
832 Cvar_SetQuick(c, c->defstring);
836 // remove this cvar, it did not exist at init
837 Con_DPrintf("Cvar_RestoreInitState: Destroying cvar \"%s\"\n", c->name);
838 // unlink struct from hash
839 hashindex = CRC_Block((const unsigned char *)c->name, strlen(c->name)) % CVAR_HASHSIZE;
840 for (cp2 = &cvars->hashtable[hashindex];(c2 = *cp2);)
844 *cp2 = c2->nextonhashchain;
848 cp2 = &c2->nextonhashchain;
850 // unlink struct from main list
854 Z_Free((char *)c->defstring);
856 Z_Free((char *)c->string);
857 if (c->description && c->description != cvar_dummy_description)
858 Z_Free((char *)c->description);
865 void Cvar_ResetToDefaults_All_f(cmd_state_t *cmd)
867 cvar_state_t *cvars = cmd->cvars;
869 // restore the default values of all cvars
870 for (var = cvars->vars ; var ; var = var->next)
871 if((var->flags & CVAR_NORESETTODEFAULTS) == 0)
872 Cvar_SetQuick(var, var->defstring);
876 void Cvar_ResetToDefaults_NoSaveOnly_f(cmd_state_t *cmd)
878 cvar_state_t *cvars = cmd->cvars;
880 // restore the default values of all cvars
881 for (var = cvars->vars ; var ; var = var->next)
882 if ((var->flags & (CVAR_NORESETTODEFAULTS | CVAR_SAVE)) == 0)
883 Cvar_SetQuick(var, var->defstring);
887 void Cvar_ResetToDefaults_SaveOnly_f(cmd_state_t *cmd)
889 cvar_state_t *cvars = cmd->cvars;
891 // restore the default values of all cvars
892 for (var = cvars->vars ; var ; var = var->next)
893 if ((var->flags & (CVAR_NORESETTODEFAULTS | CVAR_SAVE)) == CVAR_SAVE)
894 Cvar_SetQuick(var, var->defstring);
902 Writes lines containing "set variable value" for all variables
903 with the archive flag set to true.
906 void Cvar_WriteVariables (cvar_state_t *cvars, qfile_t *f)
909 char buf1[MAX_INPUTLINE], buf2[MAX_INPUTLINE];
911 // don't save cvars that match their default value
912 for (var = cvars->vars ; var ; var = var->next)
913 if ((var->flags & CVAR_SAVE) && (strcmp(var->string, var->defstring) || ((var->flags & CVAR_ALLOCATED) && !(var->flags & CVAR_DEFAULTSET))))
915 Cmd_QuoteString(buf1, sizeof(buf1), var->name, "\"\\$", false);
916 Cmd_QuoteString(buf2, sizeof(buf2), var->string, "\"\\$", false);
917 FS_Printf(f, "%s\"%s\" \"%s\"\n", var->flags & CVAR_ALLOCATED ? "seta " : "", buf1, buf2);
922 // Added by EvilTypeGuy eviltypeguy@qeradiant.com
923 // 2000-01-09 CvarList command By Matthias "Maddes" Buecher, http://www.inside3d.com/qip/
929 void Cvar_List_f(cmd_state_t *cmd)
931 cvar_state_t *cvars = cmd->cvars;
938 if (Cmd_Argc(cmd) > 1)
940 partial = Cmd_Argv(cmd, 1);
941 len = strlen(partial);
942 ispattern = (strchr(partial, '*') || strchr(partial, '?'));
952 for (cvar = cvars->vars; cvar; cvar = cvar->next)
954 if (len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp (partial,cvar->name,len)))
957 Cvar_PrintHelp(cvar, true);
964 Con_Printf("%i cvar%s matching \"%s\"\n", count, (count > 1) ? "s" : "", partial);
966 Con_Printf("%i cvar%s beginning with \"%s\"\n", count, (count > 1) ? "s" : "", partial);
969 Con_Printf("%i cvar(s)\n", count);
971 // 2000-01-09 CvarList command by Maddes
973 void Cvar_Set_f(cmd_state_t *cmd)
975 cvar_state_t *cvars = cmd->cvars;
978 // make sure it's the right number of parameters
979 if (Cmd_Argc(cmd) < 3)
981 Con_Printf("Set: wrong number of parameters, usage: set <variablename> <value> [<description>]\n");
985 // check if it's read-only
986 cvar = Cvar_FindVar(cvars, Cmd_Argv(cmd, 1), ~0);
987 if (cvar && cvar->flags & CVAR_READONLY)
989 Con_Printf("Set: %s is read-only\n", cvar->name);
993 if (developer_extra.integer)
996 // all looks ok, create/modify the cvar
997 Cvar_Get(cvars, Cmd_Argv(cmd, 1), Cmd_Argv(cmd, 2), cmd->cvars_flagsmask, Cmd_Argc(cmd) > 3 ? Cmd_Argv(cmd, 3) : NULL);
1000 void Cvar_SetA_f(cmd_state_t *cmd)
1002 cvar_state_t *cvars = cmd->cvars;
1005 // make sure it's the right number of parameters
1006 if (Cmd_Argc(cmd) < 3)
1008 Con_Printf("SetA: wrong number of parameters, usage: seta <variablename> <value> [<description>]\n");
1012 // check if it's read-only
1013 cvar = Cvar_FindVar(cvars, Cmd_Argv(cmd, 1), ~0);
1014 if (cvar && cvar->flags & CVAR_READONLY)
1016 Con_Printf("SetA: %s is read-only\n", cvar->name);
1020 if (developer_extra.integer)
1021 Con_DPrint("SetA: ");
1023 // all looks ok, create/modify the cvar
1024 Cvar_Get(cvars, Cmd_Argv(cmd, 1), Cmd_Argv(cmd, 2), cmd->cvars_flagsmask | CVAR_SAVE, Cmd_Argc(cmd) > 3 ? Cmd_Argv(cmd, 3) : NULL);
1027 void Cvar_Del_f(cmd_state_t *cmd)
1029 cvar_state_t *cvars = cmd->cvars;
1030 int neededflags = ~0;
1032 cvar_t *cvar, *parent, **link, *prev;
1034 if(Cmd_Argc(cmd) < 2)
1036 Con_Printf("%s: wrong number of parameters, usage: unset <variablename1> [<variablename2> ...]\n", Cmd_Argv(cmd, 0));
1039 for(i = 1; i < Cmd_Argc(cmd); ++i)
1041 cvar = Cvar_FindVarLink(cvars, Cmd_Argv(cmd, i), &parent, &link, &prev, neededflags);
1044 Con_Printf("%s: %s is not defined\n", Cmd_Argv(cmd, 0), Cmd_Argv(cmd, i));
1047 if(cvar->flags & CVAR_READONLY)
1049 Con_Printf("%s: %s is read-only\n", Cmd_Argv(cmd, 0), cvar->name);
1052 if(!(cvar->flags & CVAR_ALLOCATED))
1054 Con_Printf("%s: %s is static and cannot be deleted\n", Cmd_Argv(cmd, 0), cvar->name);
1057 if(cvar == cvars->vars)
1059 cvars->vars = cvar->next;
1063 // in this case, prev must be set, otherwise there has been some inconsistensy
1064 // elsewhere already... should I still check for prev != NULL?
1065 prev->next = cvar->next;
1069 parent->nextonhashchain = cvar->nextonhashchain;
1071 *link = cvar->nextonhashchain;
1073 if(cvar->description != cvar_dummy_description)
1074 Z_Free((char *)cvar->description);
1076 Z_Free((char *)cvar->name);
1077 Z_Free((char *)cvar->string);
1078 Z_Free((char *)cvar->defstring);
1083 #ifdef FILLALLCVARSWITHRUBBISH
1084 void Cvar_FillAll_f(cmd_state_t *cmd)
1090 if(Cmd_Argc(cmd) != 2)
1092 Con_Printf("Usage: %s length to plant rubbish\n", Cmd_Argv(cmd, 0));
1093 Con_Printf("Usage: %s -length to verify that the rubbish is still there\n", Cmd_Argv(cmd, 0));
1096 n = atoi(Cmd_Argv(cmd, 1));
1100 buf = Z_Malloc(n + 1);
1102 for(var = cvars->vars; var; var = var->next)
1104 for(i = 0, p = buf, q = var->name; i < n; ++i)
1110 if(verify && strcmp(var->string, buf))
1112 Con_Printf("\n%s does not contain the right rubbish, either this is the first run or a possible overrun was detected, or something changed it intentionally; it DOES contain: %s\n", var->name, var->string);
1114 Cvar_SetQuick(var, buf);
1118 #endif /* FILLALLCVARSWITHRUBBISH */