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;
353 changed = strcmp(var->string, value) != 0;
354 // LadyHavoc: don't reallocate when there is no change
358 // LadyHavoc: don't reallocate when the buffer is the same size
359 valuelen = strlen(value);
360 if (!var->string || strlen(var->string) != valuelen)
362 Z_Free ((char *)var->string); // free the old value string
364 var->string = (char *)Z_Malloc (valuelen + 1);
366 memcpy ((char *)var->string, value, valuelen + 1);
367 var->value = atof (var->string);
368 var->integer = (int) var->value;
369 if ((var->flags & CVAR_NOTIFY) && changed && sv.active && !sv_disablenotify.integer)
370 SV_BroadcastPrintf("\001^3Server cvar \"%s\" changed to \"%s\"\n", var->name, var->string);
372 // TODO: add infostring support to the server?
373 if ((var->flags & CVAR_SERVERINFO) && changed && sv.active)
375 InfoString_SetValue(svs.serverinfo, sizeof(svs.serverinfo), var->name, var->string);
378 MSG_WriteByte (&sv.reliable_datagram, svc_serverinfostring);
379 MSG_WriteString (&sv.reliable_datagram, var->name);
380 MSG_WriteString (&sv.reliable_datagram, var->string);
384 if ((var->flags & CVAR_USERINFO) && cls.state != ca_dedicated)
385 CL_SetInfo(var->name, var->string, true, false, false, false);
386 else if ((var->flags & CVAR_NQUSERINFOHACK) && cls.state != ca_dedicated)
388 // update the cls.userinfo to have proper values for the
389 // silly nq config variables.
391 // this is done when these variables are changed rather than at
392 // connect time because if the user or code checks the userinfo and it
393 // holds weird values it may cause confusion...
394 if (!strcmp(var->name, "_cl_color"))
396 int top = (var->integer >> 4) & 15, bottom = var->integer & 15;
397 CL_SetInfo("topcolor", va(vabuf, sizeof(vabuf), "%i", top), true, false, false, false);
398 CL_SetInfo("bottomcolor", va(vabuf, sizeof(vabuf), "%i", bottom), true, false, false, false);
399 if (cls.protocol != PROTOCOL_QUAKEWORLD && cls.netcon)
401 MSG_WriteByte(&cls.netcon->message, clc_stringcmd);
402 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", top, bottom));
405 else if (!strcmp(var->name, "_cl_rate"))
406 CL_SetInfo("rate", va(vabuf, sizeof(vabuf), "%i", var->integer), true, false, false, false);
407 else if (!strcmp(var->name, "_cl_rate_burstsize"))
408 CL_SetInfo("rate_burstsize", va(vabuf, sizeof(vabuf), "%i", var->integer), true, false, false, false);
409 else if (!strcmp(var->name, "_cl_playerskin"))
410 CL_SetInfo("playerskin", var->string, true, false, false, false);
411 else if (!strcmp(var->name, "_cl_playermodel"))
412 CL_SetInfo("playermodel", var->string, true, false, false, false);
413 else if (!strcmp(var->name, "_cl_name"))
414 CL_SetInfo("name", var->string, true, false, false, false);
415 else if (!strcmp(var->name, "rcon_secure"))
417 // whenever rcon_secure is changed to 0, clear rcon_password for
418 // security reasons (prevents a send-rcon-password-as-plaintext
419 // attack based on NQ protocol session takeover and svc_stufftext)
420 if(var->integer <= 0)
421 Cvar_Set(cvars, "rcon_password", "");
424 else if (!strcmp(var->name, "net_slist_favorites"))
425 NetConn_UpdateFavorites();
429 Cvar_UpdateAutoCvar(var);
432 void Cvar_SetQuick (cvar_t *var, const char *value)
436 Con_Print("Cvar_SetQuick: var == NULL\n");
440 if (developer_extra.integer)
441 Con_DPrintf("Cvar_SetQuick({\"%s\", \"%s\", %i, \"%s\"}, \"%s\");\n", var->name, var->string, var->flags, var->defstring, value);
443 Cvar_SetQuick_Internal(var, value);
446 void Cvar_Set(cvar_state_t *cvars, const char *var_name, const char *value)
449 var = Cvar_FindVar(cvars, var_name, ~0);
452 Con_Printf("Cvar_Set: variable %s not found\n", var_name);
455 Cvar_SetQuick(var, value);
463 void Cvar_SetValueQuick(cvar_t *var, float value)
465 char val[MAX_INPUTLINE];
467 if ((float)((int)value) == value)
468 dpsnprintf(val, sizeof(val), "%i", (int)value);
470 dpsnprintf(val, sizeof(val), "%f", value);
471 Cvar_SetQuick(var, val);
474 void Cvar_SetValue(cvar_state_t *cvars, const char *var_name, float value)
476 char val[MAX_INPUTLINE];
478 if ((float)((int)value) == value)
479 dpsnprintf(val, sizeof(val), "%i", (int)value);
481 dpsnprintf(val, sizeof(val), "%f", value);
482 Cvar_Set(cvars, var_name, val);
487 Cvar_RegisterVariable
489 Adds a freestanding variable to the variable list.
492 void Cvar_RegisterVariable (cvar_t *variable)
494 cvar_state_t *cvars = NULL;
496 cvar_t *current, *next, *cvar;
501 switch (variable->flags & (CVAR_CLIENT | CVAR_SERVER))
505 case CVAR_CLIENT | CVAR_SERVER:
509 Sys_Error("Cvar_RegisterVariable({\"%s\", \"%s\", %i}) with no CVAR_CLIENT | CVAR_SERVER flags\n", variable->name, variable->string, variable->flags);
512 Sys_Error("Cvar_RegisterVariable({\"%s\", \"%s\", %i}) with weird CVAR_CLIENT | CVAR_SERVER flags\n", variable->name, variable->string, variable->flags);
516 if (developer_extra.integer)
517 Con_DPrintf("Cvar_RegisterVariable({\"%s\", \"%s\", %i});\n", variable->name, variable->string, variable->flags);
519 // first check to see if it has already been defined
520 cvar = Cvar_FindVar(cvars, variable->name, ~0);
523 if (cvar->flags & CVAR_ALLOCATED)
525 if (developer_extra.integer)
526 Con_DPrintf("... replacing existing allocated cvar {\"%s\", \"%s\", %i}\n", cvar->name, cvar->string, cvar->flags);
527 // fixed variables replace allocated ones
528 // (because the engine directly accesses fixed variables)
529 // NOTE: this isn't actually used currently
530 // (all cvars are registered before config parsing)
531 variable->flags |= (cvar->flags & ~CVAR_ALLOCATED);
532 // cvar->string is now owned by variable instead
533 variable->string = cvar->string;
534 variable->defstring = cvar->defstring;
535 variable->value = atof (variable->string);
536 variable->integer = (int) variable->value;
537 // Preserve autocvar status.
538 memcpy(variable->globaldefindex, cvar->globaldefindex, sizeof(variable->globaldefindex));
539 memcpy(variable->globaldefindex_stringno, cvar->globaldefindex_stringno, sizeof(variable->globaldefindex_stringno));
540 // replace cvar with this one...
541 variable->next = cvar->next;
542 if (cvars->vars == cvar)
544 // head of the list is easy to change
545 cvars->vars = variable;
549 // otherwise find it somewhere in the list
550 for (current = cvars->vars;current->next != cvar;current = current->next)
552 current->next = variable;
555 // get rid of old allocated cvar
556 // (but not cvar->string and cvar->defstring, because we kept those)
557 Z_Free((char *)cvar->name);
561 Con_DPrintf("Can't register variable %s, already defined\n", variable->name);
565 // check for overlap with a command
566 if (Cmd_Exists(&cmd_client, variable->name) || Cmd_Exists(&cmd_server, variable->name))
568 Con_Printf("Cvar_RegisterVariable: %s is a command\n", variable->name);
572 // copy the value off, because future sets will Z_Free it
573 oldstr = (char *)variable->string;
574 alloclen = strlen(variable->string) + 1;
575 variable->string = (char *)Z_Malloc (alloclen);
576 memcpy ((char *)variable->string, oldstr, alloclen);
577 variable->defstring = (char *)Z_Malloc (alloclen);
578 memcpy ((char *)variable->defstring, oldstr, alloclen);
579 variable->value = atof (variable->string);
580 variable->integer = (int) variable->value;
582 // Mark it as not an autocvar.
583 for (i = 0;i < PRVM_PROG_MAX;i++)
584 variable->globaldefindex[i] = -1;
586 // link the variable in
587 // alphanumerical order
588 for( current = NULL, next = cvars->vars ; next && strcmp( next->name, variable->name ) < 0 ; current = next, next = next->next )
591 current->next = variable;
593 cvars->vars = variable;
595 variable->next = next;
597 // link to head of list in this hash table index
598 hashindex = CRC_Block((const unsigned char *)variable->name, strlen(variable->name)) % CVAR_HASHSIZE;
599 variable->nextonhashchain = cvars->hashtable[hashindex];
600 cvars->hashtable[hashindex] = variable;
607 Adds a newly allocated variable to the variable list or sets its value.
610 cvar_t *Cvar_Get(cvar_state_t *cvars, const char *name, const char *value, int flags, const char *newdescription)
613 cvar_t *current, *next, *cvar;
616 if (developer_extra.integer)
617 Con_DPrintf("Cvar_Get(\"%s\", \"%s\", %i);\n", name, value, flags);
619 // first check to see if it has already been defined
620 cvar = Cvar_FindVar(cvars, name, ~0);
623 cvar->flags |= flags;
624 Cvar_SetQuick_Internal (cvar, value);
625 if(newdescription && (cvar->flags & CVAR_ALLOCATED))
627 if(cvar->description != cvar_dummy_description)
628 Z_Free((char *)cvar->description);
631 cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
633 cvar->description = cvar_dummy_description;
638 // check for pure evil
641 Con_Printf("Cvar_Get: invalid variable name\n");
645 // check for overlap with a command
646 if (Cmd_Exists(&cmd_client, name) || Cmd_Exists(&cmd_server, name))
648 Con_Printf("Cvar_Get: %s is a command\n", name);
652 // allocate a new cvar, cvar name, and cvar string
653 // TODO: factorize the following code with the one at the end of Cvar_RegisterVariable()
654 // FIXME: these never get Z_Free'd
655 cvar = (cvar_t *)Z_Malloc(sizeof(cvar_t));
656 cvar->flags = flags | CVAR_ALLOCATED;
657 cvar->name = (char *)Mem_strdup(zonemempool, name);
658 cvar->string = (char *)Mem_strdup(zonemempool, value);
659 cvar->defstring = (char *)Mem_strdup(zonemempool, value);
660 cvar->value = atof (cvar->string);
661 cvar->integer = (int) cvar->value;
663 if(newdescription && *newdescription)
664 cvar->description = (char *)Mem_strdup(zonemempool, newdescription);
666 cvar->description = cvar_dummy_description; // actually checked by VM_cvar_type
668 // Mark it as not an autocvar.
669 for (i = 0;i < PRVM_PROG_MAX;i++)
670 cvar->globaldefindex[i] = -1;
672 // link the variable in
673 // alphanumerical order
674 for( current = NULL, next = cvars->vars ; next && strcmp( next->name, cvar->name ) < 0 ; current = next, next = next->next )
677 current->next = cvar;
682 // link to head of list in this hash table index
683 hashindex = CRC_Block((const unsigned char *)cvar->name, strlen(cvar->name)) % CVAR_HASHSIZE;
684 cvar->nextonhashchain = cvars->hashtable[hashindex];
685 cvars->hashtable[hashindex] = cvar;
695 Handles variable inspection and changing from the console
698 qboolean Cvar_Command (cmd_state_t *cmd)
700 cvar_state_t *cvars = cmd->cvars;
704 v = Cvar_FindVar(cvars, Cmd_Argv(cmd, 0), cmd->cvars_flagsmask);
708 // perform a variable print or set
709 if (Cmd_Argc(cmd) == 1)
711 Cvar_PrintHelp(v, true);
715 if (developer_extra.integer)
716 Con_DPrint("Cvar_Command: ");
718 if (v->flags & CVAR_READONLY)
720 Con_Printf("%s is read-only\n", v->name);
723 Cvar_SetQuick(v, Cmd_Argv(cmd, 1));
724 if (developer_extra.integer)
730 void Cvar_UnlockDefaults(cmd_state_t *cmd)
732 cvar_state_t *cvars = cmd->cvars;
734 // unlock the default values of all cvars
735 for (var = cvars->vars ; var ; var = var->next)
736 var->flags &= ~CVAR_DEFAULTSET;
740 void Cvar_LockDefaults_f(cmd_state_t *cmd)
742 cvar_state_t *cvars = cmd->cvars;
744 // lock in the default values of all cvars
745 for (var = cvars->vars ; var ; var = var->next)
747 if (!(var->flags & CVAR_DEFAULTSET))
751 //Con_Printf("locking cvar %s (%s -> %s)\n", var->name, var->string, var->defstring);
752 var->flags |= CVAR_DEFAULTSET;
753 Z_Free((char *)var->defstring);
754 alloclen = strlen(var->string) + 1;
755 var->defstring = (char *)Z_Malloc(alloclen);
756 memcpy((char *)var->defstring, var->string, alloclen);
761 void Cvar_SaveInitState(cvar_state_t *cvars)
764 for (c = cvars->vars;c;c = c->next)
767 c->initflags = c->flags;
768 c->initdefstring = Mem_strdup(zonemempool, c->defstring);
769 c->initstring = Mem_strdup(zonemempool, c->string);
770 c->initvalue = c->value;
771 c->initinteger = c->integer;
772 VectorCopy(c->vector, c->initvector);
776 void Cvar_RestoreInitState(cvar_state_t *cvars)
781 for (cp = &cvars->vars;(c = *cp);)
785 // restore this cvar, it existed at init
786 if (((c->flags ^ c->initflags) & CVAR_MAXFLAGSVAL)
787 || strcmp(c->defstring ? c->defstring : "", c->initdefstring ? c->initdefstring : "")
788 || strcmp(c->string ? c->string : "", c->initstring ? c->initstring : ""))
790 Con_DPrintf("Cvar_RestoreInitState: Restoring cvar \"%s\"\n", c->name);
792 Z_Free((char *)c->defstring);
793 c->defstring = Mem_strdup(zonemempool, c->initdefstring);
795 Z_Free((char *)c->string);
796 c->string = Mem_strdup(zonemempool, c->initstring);
798 c->flags = c->initflags;
799 c->value = c->initvalue;
800 c->integer = c->initinteger;
801 VectorCopy(c->initvector, c->vector);
806 if (!(c->flags & CVAR_ALLOCATED))
808 Con_DPrintf("Cvar_RestoreInitState: Unable to destroy cvar \"%s\", it was registered after init!\n", c->name);
809 // In this case, at least reset it to the default.
810 if((c->flags & CVAR_NORESETTODEFAULTS) == 0)
811 Cvar_SetQuick(c, c->defstring);
815 if (Cvar_IsAutoCvar(c))
817 Con_DPrintf("Cvar_RestoreInitState: Unable to destroy cvar \"%s\", it is an autocvar used by running progs!\n", c->name);
818 // In this case, at least reset it to the default.
819 if((c->flags & CVAR_NORESETTODEFAULTS) == 0)
820 Cvar_SetQuick(c, c->defstring);
824 // remove this cvar, it did not exist at init
825 Con_DPrintf("Cvar_RestoreInitState: Destroying cvar \"%s\"\n", c->name);
826 // unlink struct from hash
827 hashindex = CRC_Block((const unsigned char *)c->name, strlen(c->name)) % CVAR_HASHSIZE;
828 for (cp2 = &cvars->hashtable[hashindex];(c2 = *cp2);)
832 *cp2 = c2->nextonhashchain;
836 cp2 = &c2->nextonhashchain;
838 // unlink struct from main list
842 Z_Free((char *)c->defstring);
844 Z_Free((char *)c->string);
845 if (c->description && c->description != cvar_dummy_description)
846 Z_Free((char *)c->description);
853 void Cvar_ResetToDefaults_All_f(cmd_state_t *cmd)
855 cvar_state_t *cvars = cmd->cvars;
857 // restore the default values of all cvars
858 for (var = cvars->vars ; var ; var = var->next)
859 if((var->flags & CVAR_NORESETTODEFAULTS) == 0)
860 Cvar_SetQuick(var, var->defstring);
864 void Cvar_ResetToDefaults_NoSaveOnly_f(cmd_state_t *cmd)
866 cvar_state_t *cvars = cmd->cvars;
868 // restore the default values of all cvars
869 for (var = cvars->vars ; var ; var = var->next)
870 if ((var->flags & (CVAR_NORESETTODEFAULTS | CVAR_SAVE)) == 0)
871 Cvar_SetQuick(var, var->defstring);
875 void Cvar_ResetToDefaults_SaveOnly_f(cmd_state_t *cmd)
877 cvar_state_t *cvars = cmd->cvars;
879 // restore the default values of all cvars
880 for (var = cvars->vars ; var ; var = var->next)
881 if ((var->flags & (CVAR_NORESETTODEFAULTS | CVAR_SAVE)) == CVAR_SAVE)
882 Cvar_SetQuick(var, var->defstring);
890 Writes lines containing "set variable value" for all variables
891 with the archive flag set to true.
894 void Cvar_WriteVariables (cvar_state_t *cvars, qfile_t *f)
897 char buf1[MAX_INPUTLINE], buf2[MAX_INPUTLINE];
899 // don't save cvars that match their default value
900 for (var = cvars->vars ; var ; var = var->next)
901 if ((var->flags & CVAR_SAVE) && (strcmp(var->string, var->defstring) || ((var->flags & CVAR_ALLOCATED) && !(var->flags & CVAR_DEFAULTSET))))
903 Cmd_QuoteString(buf1, sizeof(buf1), var->name, "\"\\$", false);
904 Cmd_QuoteString(buf2, sizeof(buf2), var->string, "\"\\$", false);
905 FS_Printf(f, "%s\"%s\" \"%s\"\n", var->flags & CVAR_ALLOCATED ? "seta " : "", buf1, buf2);
910 // Added by EvilTypeGuy eviltypeguy@qeradiant.com
911 // 2000-01-09 CvarList command By Matthias "Maddes" Buecher, http://www.inside3d.com/qip/
917 void Cvar_List_f(cmd_state_t *cmd)
919 cvar_state_t *cvars = cmd->cvars;
926 if (Cmd_Argc(cmd) > 1)
928 partial = Cmd_Argv(cmd, 1);
929 len = strlen(partial);
930 ispattern = (strchr(partial, '*') || strchr(partial, '?'));
940 for (cvar = cvars->vars; cvar; cvar = cvar->next)
942 if (len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp (partial,cvar->name,len)))
945 Cvar_PrintHelp(cvar, true);
952 Con_Printf("%i cvar%s matching \"%s\"\n", count, (count > 1) ? "s" : "", partial);
954 Con_Printf("%i cvar%s beginning with \"%s\"\n", count, (count > 1) ? "s" : "", partial);
957 Con_Printf("%i cvar(s)\n", count);
959 // 2000-01-09 CvarList command by Maddes
961 void Cvar_Set_f(cmd_state_t *cmd)
963 cvar_state_t *cvars = cmd->cvars;
966 // make sure it's the right number of parameters
967 if (Cmd_Argc(cmd) < 3)
969 Con_Printf("Set: wrong number of parameters, usage: set <variablename> <value> [<description>]\n");
973 // check if it's read-only
974 cvar = Cvar_FindVar(cvars, Cmd_Argv(cmd, 1), ~0);
975 if (cvar && cvar->flags & CVAR_READONLY)
977 Con_Printf("Set: %s is read-only\n", cvar->name);
981 if (developer_extra.integer)
984 // all looks ok, create/modify the cvar
985 Cvar_Get(cvars, Cmd_Argv(cmd, 1), Cmd_Argv(cmd, 2), cmd->cvars_flagsmask, Cmd_Argc(cmd) > 3 ? Cmd_Argv(cmd, 3) : NULL);
988 void Cvar_SetA_f(cmd_state_t *cmd)
990 cvar_state_t *cvars = cmd->cvars;
993 // make sure it's the right number of parameters
994 if (Cmd_Argc(cmd) < 3)
996 Con_Printf("SetA: wrong number of parameters, usage: seta <variablename> <value> [<description>]\n");
1000 // check if it's read-only
1001 cvar = Cvar_FindVar(cvars, Cmd_Argv(cmd, 1), ~0);
1002 if (cvar && cvar->flags & CVAR_READONLY)
1004 Con_Printf("SetA: %s is read-only\n", cvar->name);
1008 if (developer_extra.integer)
1009 Con_DPrint("SetA: ");
1011 // all looks ok, create/modify the cvar
1012 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);
1015 void Cvar_Del_f(cmd_state_t *cmd)
1017 cvar_state_t *cvars = cmd->cvars;
1018 int neededflags = ~0;
1020 cvar_t *cvar, *parent, **link, *prev;
1022 if(Cmd_Argc(cmd) < 2)
1024 Con_Printf("%s: wrong number of parameters, usage: unset <variablename1> [<variablename2> ...]\n", Cmd_Argv(cmd, 0));
1027 for(i = 1; i < Cmd_Argc(cmd); ++i)
1029 cvar = Cvar_FindVarLink(cvars, Cmd_Argv(cmd, i), &parent, &link, &prev, neededflags);
1032 Con_Printf("%s: %s is not defined\n", Cmd_Argv(cmd, 0), Cmd_Argv(cmd, i));
1035 if(cvar->flags & CVAR_READONLY)
1037 Con_Printf("%s: %s is read-only\n", Cmd_Argv(cmd, 0), cvar->name);
1040 if(!(cvar->flags & CVAR_ALLOCATED))
1042 Con_Printf("%s: %s is static and cannot be deleted\n", Cmd_Argv(cmd, 0), cvar->name);
1045 if(cvar == cvars->vars)
1047 cvars->vars = cvar->next;
1051 // in this case, prev must be set, otherwise there has been some inconsistensy
1052 // elsewhere already... should I still check for prev != NULL?
1053 prev->next = cvar->next;
1057 parent->nextonhashchain = cvar->nextonhashchain;
1059 *link = cvar->nextonhashchain;
1061 if(cvar->description != cvar_dummy_description)
1062 Z_Free((char *)cvar->description);
1064 Z_Free((char *)cvar->name);
1065 Z_Free((char *)cvar->string);
1066 Z_Free((char *)cvar->defstring);
1071 #ifdef FILLALLCVARSWITHRUBBISH
1072 void Cvar_FillAll_f(cmd_state_t *cmd)
1078 if(Cmd_Argc(cmd) != 2)
1080 Con_Printf("Usage: %s length to plant rubbish\n", Cmd_Argv(cmd, 0));
1081 Con_Printf("Usage: %s -length to verify that the rubbish is still there\n", Cmd_Argv(cmd, 0));
1084 n = atoi(Cmd_Argv(cmd, 1));
1088 buf = Z_Malloc(n + 1);
1090 for(var = cvars->vars; var; var = var->next)
1092 for(i = 0, p = buf, q = var->name; i < n; ++i)
1098 if(verify && strcmp(var->string, buf))
1100 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);
1102 Cvar_SetQuick(var, buf);
1106 #endif /* FILLALLCVARSWITHRUBBISH */