diff options
Diffstat (limited to 'ioq3-r437/src/qcommon/cvar.c')
| -rw-r--r-- | ioq3-r437/src/qcommon/cvar.c | 906 |
1 files changed, 0 insertions, 906 deletions
diff --git a/ioq3-r437/src/qcommon/cvar.c b/ioq3-r437/src/qcommon/cvar.c deleted file mode 100644 index 2f59810d..00000000 --- a/ioq3-r437/src/qcommon/cvar.c +++ /dev/null @@ -1,906 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ -// cvar.c -- dynamic variable tracking - -#include "q_shared.h" -#include "qcommon.h" - -cvar_t *cvar_vars; -cvar_t *cvar_cheats; -int cvar_modifiedFlags; - -#define MAX_CVARS 1024 -cvar_t cvar_indexes[MAX_CVARS]; -int cvar_numIndexes; - -#define FILE_HASH_SIZE 256 -static cvar_t* hashTable[FILE_HASH_SIZE]; - -cvar_t *Cvar_Set2( const char *var_name, const char *value, qboolean force); - -/* -================ -return a hash value for the filename -================ -*/ -static long generateHashValue( const char *fname ) { - int i; - long hash; - char letter; - - hash = 0; - i = 0; - while (fname[i] != '\0') { - letter = tolower(fname[i]); - hash+=(long)(letter)*(i+119); - i++; - } - hash &= (FILE_HASH_SIZE-1); - return hash; -} - -/* -============ -Cvar_ValidateString -============ -*/ -static qboolean Cvar_ValidateString( const char *s ) { - if ( !s ) { - return qfalse; - } - if ( strchr( s, '\\' ) ) { - return qfalse; - } - if ( strchr( s, '\"' ) ) { - return qfalse; - } - if ( strchr( s, ';' ) ) { - return qfalse; - } - return qtrue; -} - -/* -============ -Cvar_FindVar -============ -*/ -static cvar_t *Cvar_FindVar( const char *var_name ) { - cvar_t *var; - long hash; - - hash = generateHashValue(var_name); - - for (var=hashTable[hash] ; var ; var=var->hashNext) { - if (!Q_stricmp(var_name, var->name)) { - return var; - } - } - - return NULL; -} - -/* -============ -Cvar_VariableValue -============ -*/ -float Cvar_VariableValue( const char *var_name ) { - cvar_t *var; - - var = Cvar_FindVar (var_name); - if (!var) - return 0; - return var->value; -} - - -/* -============ -Cvar_VariableIntegerValue -============ -*/ -int Cvar_VariableIntegerValue( const char *var_name ) { - cvar_t *var; - - var = Cvar_FindVar (var_name); - if (!var) - return 0; - return var->integer; -} - - -/* -============ -Cvar_VariableString -============ -*/ -char *Cvar_VariableString( const char *var_name ) { - cvar_t *var; - - var = Cvar_FindVar (var_name); - if (!var) - return ""; - return var->string; -} - - -/* -============ -Cvar_VariableStringBuffer -============ -*/ -void Cvar_VariableStringBuffer( const char *var_name, char *buffer, int bufsize ) { - cvar_t *var; - - var = Cvar_FindVar (var_name); - if (!var) { - *buffer = 0; - } - else { - Q_strncpyz( buffer, var->string, bufsize ); - } -} - - -/* -============ -Cvar_CommandCompletion -============ -*/ -void Cvar_CommandCompletion( void(*callback)(const char *s) ) { - cvar_t *cvar; - - for ( cvar = cvar_vars ; cvar ; cvar = cvar->next ) { - callback( cvar->name ); - } -} - - -/* -============ -Cvar_Get - -If the variable already exists, the value will not be set unless CVAR_ROM -The flags will be or'ed in if the variable exists. -============ -*/ -cvar_t *Cvar_Get( const char *var_name, const char *var_value, int flags ) { - cvar_t *var; - long hash; - - if ( !var_name || ! var_value ) { - Com_Error( ERR_FATAL, "Cvar_Get: NULL parameter" ); - } - - if ( !Cvar_ValidateString( var_name ) ) { - Com_Printf("invalid cvar name string: %s\n", var_name ); - var_name = "BADNAME"; - } - -#if 0 // FIXME: values with backslash happen - if ( !Cvar_ValidateString( var_value ) ) { - Com_Printf("invalid cvar value string: %s\n", var_value ); - var_value = "BADVALUE"; - } -#endif - - var = Cvar_FindVar (var_name); - if ( var ) { - // if the C code is now specifying a variable that the user already - // set a value for, take the new value as the reset value - if ( ( var->flags & CVAR_USER_CREATED ) && !( flags & CVAR_USER_CREATED ) - && var_value[0] ) { - var->flags &= ~CVAR_USER_CREATED; - Z_Free( var->resetString ); - var->resetString = CopyString( var_value ); - - // ZOID--needs to be set so that cvars the game sets as - // SERVERINFO get sent to clients - cvar_modifiedFlags |= flags; - } - - var->flags |= flags; - // only allow one non-empty reset string without a warning - if ( !var->resetString[0] ) { - // we don't have a reset string yet - Z_Free( var->resetString ); - var->resetString = CopyString( var_value ); - } else if ( var_value[0] && strcmp( var->resetString, var_value ) ) { - Com_DPrintf( "Warning: cvar \"%s\" given initial values: \"%s\" and \"%s\"\n", - var_name, var->resetString, var_value ); - } - // if we have a latched string, take that value now - if ( var->latchedString ) { - char *s; - - s = var->latchedString; - var->latchedString = NULL; // otherwise cvar_set2 would free it - Cvar_Set2( var_name, s, qtrue ); - Z_Free( s ); - } - -// use a CVAR_SET for rom sets, get won't override -#if 0 - // CVAR_ROM always overrides - if ( flags & CVAR_ROM ) { - Cvar_Set2( var_name, var_value, qtrue ); - } -#endif - return var; - } - - // - // allocate a new cvar - // - if ( cvar_numIndexes >= MAX_CVARS ) { - Com_Error( ERR_FATAL, "MAX_CVARS" ); - } - var = &cvar_indexes[cvar_numIndexes]; - cvar_numIndexes++; - var->name = CopyString (var_name); - var->string = CopyString (var_value); - var->modified = qtrue; - var->modificationCount = 1; - var->value = atof (var->string); - var->integer = atoi(var->string); - var->resetString = CopyString( var_value ); - - // link the variable in - var->next = cvar_vars; - cvar_vars = var; - - var->flags = flags; - - hash = generateHashValue(var_name); - var->hashNext = hashTable[hash]; - hashTable[hash] = var; - - return var; -} - -/* -============ -Cvar_Set2 -============ -*/ -cvar_t *Cvar_Set2( const char *var_name, const char *value, qboolean force ) { - cvar_t *var; - -// Com_DPrintf( "Cvar_Set2: %s %s\n", var_name, value ); - - if ( !Cvar_ValidateString( var_name ) ) { - Com_Printf("invalid cvar name string: %s\n", var_name ); - var_name = "BADNAME"; - } - -#if 0 // FIXME - if ( value && !Cvar_ValidateString( value ) ) { - Com_Printf("invalid cvar value string: %s\n", value ); - var_value = "BADVALUE"; - } -#endif - - var = Cvar_FindVar (var_name); - if (!var) { - if ( !value ) { - return NULL; - } - // create it - if ( !force ) { - return Cvar_Get( var_name, value, CVAR_USER_CREATED ); - } else { - return Cvar_Get (var_name, value, 0); - } - } - - if (!value ) { - value = var->resetString; - } - - if (!strcmp(value,var->string)) { - return var; - } - // note what types of cvars have been modified (userinfo, archive, serverinfo, systeminfo) - cvar_modifiedFlags |= var->flags; - - if (!force) - { - if (var->flags & CVAR_ROM) - { - Com_Printf ("%s is read only.\n", var_name); - return var; - } - - if (var->flags & CVAR_INIT) - { - Com_Printf ("%s is write protected.\n", var_name); - return var; - } - - if (var->flags & CVAR_LATCH) - { - if (var->latchedString) - { - if (strcmp(value, var->latchedString) == 0) - return var; - Z_Free (var->latchedString); - } - else - { - if (strcmp(value, var->string) == 0) - return var; - } - - Com_Printf ("%s will be changed upon restarting.\n", var_name); - var->latchedString = CopyString(value); - var->modified = qtrue; - var->modificationCount++; - return var; - } - - if ( (var->flags & CVAR_CHEAT) && !cvar_cheats->integer ) - { - Com_Printf ("%s is cheat protected.\n", var_name); - return var; - } - - } - else - { - if (var->latchedString) - { - Z_Free (var->latchedString); - var->latchedString = NULL; - } - } - - if (!strcmp(value, var->string)) - return var; // not changed - - var->modified = qtrue; - var->modificationCount++; - - Z_Free (var->string); // free the old value string - - var->string = CopyString(value); - var->value = atof (var->string); - var->integer = atoi (var->string); - - return var; -} - -/* -============ -Cvar_Set -============ -*/ -void Cvar_Set( const char *var_name, const char *value) { - Cvar_Set2 (var_name, value, qtrue); -} - -/* -============ -Cvar_SetLatched -============ -*/ -void Cvar_SetLatched( const char *var_name, const char *value) { - Cvar_Set2 (var_name, value, qfalse); -} - -/* -============ -Cvar_SetValue -============ -*/ -void Cvar_SetValue( const char *var_name, float value) { - char val[32]; - - if ( value == (int)value ) { - Com_sprintf (val, sizeof(val), "%i",(int)value); - } else { - Com_sprintf (val, sizeof(val), "%f",value); - } - Cvar_Set (var_name, val); -} - - -/* -============ -Cvar_Reset -============ -*/ -void Cvar_Reset( const char *var_name ) { - Cvar_Set2( var_name, NULL, qfalse ); -} - - -/* -============ -Cvar_SetCheatState - -Any testing variables will be reset to the safe values -============ -*/ -void Cvar_SetCheatState( void ) { - cvar_t *var; - - // set all default vars to the safe value - for ( var = cvar_vars ; var ; var = var->next ) { - if ( var->flags & CVAR_CHEAT ) { - // the CVAR_LATCHED|CVAR_CHEAT vars might escape the reset here - // because of a different var->latchedString - if (var->latchedString) - { - Z_Free(var->latchedString); - var->latchedString = NULL; - } - if (strcmp(var->resetString,var->string)) { - Cvar_Set( var->name, var->resetString ); - } - } - } -} - -/* -============ -Cvar_Command - -Handles variable inspection and changing from the console -============ -*/ -qboolean Cvar_Command( void ) { - cvar_t *v; - - // check variables - v = Cvar_FindVar (Cmd_Argv(0)); - if (!v) { - return qfalse; - } - - // perform a variable print or set - if ( Cmd_Argc() == 1 ) { - Com_Printf ("\"%s\" is:\"%s" S_COLOR_WHITE "\" default:\"%s" S_COLOR_WHITE "\"\n", v->name, v->string, v->resetString ); - if ( v->latchedString ) { - Com_Printf( "latched: \"%s\"\n", v->latchedString ); - } - return qtrue; - } - - // set the value if forcing isn't required - Cvar_Set2 (v->name, Cmd_Argv(1), qfalse); - return qtrue; -} - - -/* -============ -Cvar_Toggle_f - -Toggles a cvar for easy single key binding -============ -*/ -void Cvar_Toggle_f( void ) { - int v; - - if ( Cmd_Argc() != 2 ) { - Com_Printf ("usage: toggle <variable>\n"); - return; - } - - v = Cvar_VariableValue( Cmd_Argv( 1 ) ); - v = !v; - - Cvar_Set2 (Cmd_Argv(1), va("%i", v), qfalse); -} - -/* -============ -Cvar_Set_f - -Allows setting and defining of arbitrary cvars from console, even if they -weren't declared in C code. -============ -*/ -void Cvar_Set_f( void ) { - int i, c, l, len; - char combined[MAX_STRING_TOKENS]; - - c = Cmd_Argc(); - if ( c < 3 ) { - Com_Printf ("usage: set <variable> <value>\n"); - return; - } - - combined[0] = 0; - l = 0; - for ( i = 2 ; i < c ; i++ ) { - len = strlen ( Cmd_Argv( i ) + 1 ); - if ( l + len >= MAX_STRING_TOKENS - 2 ) { - break; - } - strcat( combined, Cmd_Argv( i ) ); - if ( i != c-1 ) { - strcat( combined, " " ); - } - l += len; - } - Cvar_Set2 (Cmd_Argv(1), combined, qfalse); -} - -/* -============ -Cvar_SetU_f - -As Cvar_Set, but also flags it as userinfo -============ -*/ -void Cvar_SetU_f( void ) { - cvar_t *v; - - if ( Cmd_Argc() != 3 ) { - Com_Printf ("usage: setu <variable> <value>\n"); - return; - } - Cvar_Set_f(); - v = Cvar_FindVar( Cmd_Argv( 1 ) ); - if ( !v ) { - return; - } - v->flags |= CVAR_USERINFO; -} - -/* -============ -Cvar_SetS_f - -As Cvar_Set, but also flags it as userinfo -============ -*/ -void Cvar_SetS_f( void ) { - cvar_t *v; - - if ( Cmd_Argc() != 3 ) { - Com_Printf ("usage: sets <variable> <value>\n"); - return; - } - Cvar_Set_f(); - v = Cvar_FindVar( Cmd_Argv( 1 ) ); - if ( !v ) { - return; - } - v->flags |= CVAR_SERVERINFO; -} - -/* -============ -Cvar_SetA_f - -As Cvar_Set, but also flags it as archived -============ -*/ -void Cvar_SetA_f( void ) { - cvar_t *v; - - if ( Cmd_Argc() != 3 ) { - Com_Printf ("usage: seta <variable> <value>\n"); - return; - } - Cvar_Set_f(); - v = Cvar_FindVar( Cmd_Argv( 1 ) ); - if ( !v ) { - return; - } - v->flags |= CVAR_ARCHIVE; -} - -/* -============ -Cvar_Reset_f -============ -*/ -void Cvar_Reset_f( void ) { - if ( Cmd_Argc() != 2 ) { - Com_Printf ("usage: reset <variable>\n"); - return; - } - Cvar_Reset( Cmd_Argv( 1 ) ); -} - -/* -============ -Cvar_WriteVariables - -Appends lines containing "set variable value" for all variables -with the archive flag set to qtrue. -============ -*/ -void Cvar_WriteVariables( fileHandle_t f ) { - cvar_t *var; - char buffer[1024]; - - for (var = cvar_vars ; var ; var = var->next) { - if( Q_stricmp( var->name, "cl_cdkey" ) == 0 ) { - continue; - } - if( var->flags & CVAR_ARCHIVE ) { - // write the latched value, even if it hasn't taken effect yet - if ( var->latchedString ) { - Com_sprintf (buffer, sizeof(buffer), "seta %s \"%s\"\n", var->name, var->latchedString); - } else { - Com_sprintf (buffer, sizeof(buffer), "seta %s \"%s\"\n", var->name, var->string); - } - FS_Printf (f, "%s", buffer); - } - } -} - -/* -============ -Cvar_List_f -============ -*/ -void Cvar_List_f( void ) { - cvar_t *var; - int i; - char *match; - - if ( Cmd_Argc() > 1 ) { - match = Cmd_Argv( 1 ); - } else { - match = NULL; - } - - i = 0; - for (var = cvar_vars ; var ; var = var->next, i++) - { - if (match && !Com_Filter(match, var->name, qfalse)) continue; - - if (var->flags & CVAR_SERVERINFO) { - Com_Printf("S"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_USERINFO) { - Com_Printf("U"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_ROM) { - Com_Printf("R"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_INIT) { - Com_Printf("I"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_ARCHIVE) { - Com_Printf("A"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_LATCH) { - Com_Printf("L"); - } else { - Com_Printf(" "); - } - if (var->flags & CVAR_CHEAT) { - Com_Printf("C"); - } else { - Com_Printf(" "); - } - - Com_Printf (" %s \"%s\"\n", var->name, var->string); - } - - Com_Printf ("\n%i total cvars\n", i); - Com_Printf ("%i cvar indexes\n", cvar_numIndexes); -} - -/* -============ -Cvar_Restart_f - -Resets all cvars to their hardcoded values -============ -*/ -void Cvar_Restart_f( void ) { - cvar_t *var; - cvar_t **prev; - - prev = &cvar_vars; - while ( 1 ) { - var = *prev; - if ( !var ) { - break; - } - - // don't mess with rom values, or some inter-module - // communication will get broken (com_cl_running, etc) - if ( var->flags & ( CVAR_ROM | CVAR_INIT | CVAR_NORESTART ) ) { - prev = &var->next; - continue; - } - - // throw out any variables the user created - if ( var->flags & CVAR_USER_CREATED ) { - *prev = var->next; - if ( var->name ) { - Z_Free( var->name ); - } - if ( var->string ) { - Z_Free( var->string ); - } - if ( var->latchedString ) { - Z_Free( var->latchedString ); - } - if ( var->resetString ) { - Z_Free( var->resetString ); - } - // clear the var completely, since we - // can't remove the index from the list - Com_Memset( var, 0, sizeof( var ) ); - continue; - } - - Cvar_Set( var->name, var->resetString ); - - prev = &var->next; - } -} - - - -/* -===================== -Cvar_InfoString -===================== -*/ -char *Cvar_InfoString( int bit ) { - static char info[MAX_INFO_STRING]; - cvar_t *var; - - info[0] = 0; - - for (var = cvar_vars ; var ; var = var->next) { - if (var->flags & bit) { - Info_SetValueForKey (info, var->name, var->string); - } - } - return info; -} - -/* -===================== -Cvar_InfoString_Big - - handles large info strings ( CS_SYSTEMINFO ) -===================== -*/ -char *Cvar_InfoString_Big( int bit ) { - static char info[BIG_INFO_STRING]; - cvar_t *var; - - info[0] = 0; - - for (var = cvar_vars ; var ; var = var->next) { - if (var->flags & bit) { - Info_SetValueForKey_Big (info, var->name, var->string); - } - } - return info; -} - - - -/* -===================== -Cvar_InfoStringBuffer -===================== -*/ -void Cvar_InfoStringBuffer( int bit, char* buff, int buffsize ) { - Q_strncpyz(buff,Cvar_InfoString(bit),buffsize); -} - -/* -===================== -Cvar_Register - -basically a slightly modified Cvar_Get for the interpreted modules -===================== -*/ -void Cvar_Register( vmCvar_t *vmCvar, const char *varName, const char *defaultValue, int flags ) { - cvar_t *cv; - - cv = Cvar_Get( varName, defaultValue, flags ); - if ( !vmCvar ) { - return; - } - vmCvar->handle = cv - cvar_indexes; - vmCvar->modificationCount = -1; - Cvar_Update( vmCvar ); -} - - -/* -===================== -Cvar_Register - -updates an interpreted modules' version of a cvar -===================== -*/ -void Cvar_Update( vmCvar_t *vmCvar ) { - cvar_t *cv = NULL; // bk001129 - assert(vmCvar); // bk - - if ( (unsigned)vmCvar->handle >= cvar_numIndexes ) { - Com_Error( ERR_DROP, "Cvar_Update: handle out of range" ); - } - - cv = cvar_indexes + vmCvar->handle; - - if ( cv->modificationCount == vmCvar->modificationCount ) { - return; - } - if ( !cv->string ) { - return; // variable might have been cleared by a cvar_restart - } - vmCvar->modificationCount = cv->modificationCount; - // bk001129 - mismatches. - if ( strlen(cv->string)+1 > MAX_CVAR_VALUE_STRING ) - Com_Error( ERR_DROP, "Cvar_Update: src %s length %d exceeds MAX_CVAR_VALUE_STRING", - cv->string, - strlen(cv->string), - sizeof(vmCvar->string) ); - // bk001212 - Q_strncpyz guarantees zero padding and dest[MAX_CVAR_VALUE_STRING-1]==0 - // bk001129 - paranoia. Never trust the destination string. - // bk001129 - beware, sizeof(char*) is always 4 (for cv->string). - // sizeof(vmCvar->string) always MAX_CVAR_VALUE_STRING - //Q_strncpyz( vmCvar->string, cv->string, sizeof( vmCvar->string ) ); // id - Q_strncpyz( vmCvar->string, cv->string, MAX_CVAR_VALUE_STRING ); - - vmCvar->value = cv->value; - vmCvar->integer = cv->integer; -} - - -/* -============ -Cvar_Init - -Reads in all archived cvars -============ -*/ -void Cvar_Init (void) { - cvar_cheats = Cvar_Get("sv_cheats", "1", CVAR_ROM | CVAR_SYSTEMINFO ); - - Cmd_AddCommand ("toggle", Cvar_Toggle_f); - Cmd_AddCommand ("set", Cvar_Set_f); - Cmd_AddCommand ("sets", Cvar_SetS_f); - Cmd_AddCommand ("setu", Cvar_SetU_f); - Cmd_AddCommand ("seta", Cvar_SetA_f); - Cmd_AddCommand ("reset", Cvar_Reset_f); - Cmd_AddCommand ("cvarlist", Cvar_List_f); - Cmd_AddCommand ("cvar_restart", Cvar_Restart_f); -} |