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Add facility to describe cvars

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This commit is contained in:
Tim Angus 2014-09-26 14:29:51 +01:00
parent f9c202f83e
commit f83334d81b
6 changed files with 29 additions and 0 deletions
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1
code/client/cl_main.c
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@ -3237,6 +3237,7 @@ void CL_InitRef( void ) {
ri.Cvar_Set = Cvar_Set;
ri.Cvar_SetValue = Cvar_SetValue;
ri.Cvar_CheckRange = Cvar_CheckRange;
ri.Cvar_SetDescription = Cvar_SetDescription;
ri.Cvar_VariableIntegerValue = Cvar_VariableIntegerValue;
// cinematic stuff

1
code/qcommon/common.c
View file

@ -1537,6 +1537,7 @@ void Com_InitHunkMemory( void ) {
// allocate the stack based hunk allocator
cv = Cvar_Get( "com_hunkMegs", DEF_COMHUNKMEGS_S, CVAR_LATCH | CVAR_ARCHIVE );
Cvar_SetDescription(cv, "The size of the hunk memory segment");
// if we are not dedicated min allocation is 56, otherwise min is 1
if (com_dedicated && com_dedicated->integer) {

24
code/qcommon/cvar.c
View file

@ -438,6 +438,7 @@ cvar_t *Cvar_Get( const char *var_name, const char *var_value, int flags ) {
var->integer = atoi(var->string);
var->resetString = CopyString( var_value );
var->validate = qfalse;
var->description = NULL;
// link the variable in
var->next = cvar_vars;
@ -489,6 +490,10 @@ void Cvar_Print( cvar_t *v ) {
if ( v->latchedString ) {
Com_Printf( "latched: \"%s\"\n", v->latchedString );
}
if ( v->description ) {
Com_Printf( "%s\n", v->description );
}
}
/*
@ -1036,6 +1041,8 @@ cvar_t *Cvar_Unset(cvar_t *cv)
Z_Free(cv->latchedString);
if(cv->resetString)
Z_Free(cv->resetString);
if(cv->description)
Z_Free(cv->description);
if(cv->prev)
cv->prev->next = cv->next;
@ -1205,6 +1212,23 @@ void Cvar_CheckRange( cvar_t *var, float min, float max, qboolean integral )
Cvar_Set( var->name, var->string );
}
/*
=====================
Cvar_SetDescription
=====================
*/
void Cvar_SetDescription( cvar_t *var, const char *var_description )
{
if( var_description && var_description[0] != '\0' )
{
if( var->description != NULL )
{
Z_Free( var->description );
}
var->description = CopyString( var_description );
}
}
/*
=====================
Cvar_Register

1
code/qcommon/q_shared.h
View file

@ -921,6 +921,7 @@ struct cvar_s {
qboolean integral;
float min;
float max;
char *description;
cvar_t *next;
cvar_t *prev;

1
code/qcommon/qcommon.h
View file

@ -562,6 +562,7 @@ char *Cvar_InfoString_Big( int bit );
// in their flags ( CVAR_USERINFO, CVAR_SERVERINFO, CVAR_SYSTEMINFO, etc )
void Cvar_InfoStringBuffer( int bit, char *buff, int buffsize );
void Cvar_CheckRange( cvar_t *cv, float minVal, float maxVal, qboolean shouldBeIntegral );
void Cvar_SetDescription( cvar_t *var, const char *var_description );
void Cvar_Restart(qboolean unsetVM);
void Cvar_Restart_f( void );

1
code/renderercommon/tr_public.h
View file

@ -133,6 +133,7 @@ typedef struct {
void (*Cvar_Set)( const char *name, const char *value );
void (*Cvar_SetValue) (const char *name, float value);
void (*Cvar_CheckRange)( cvar_t *cv, float minVal, float maxVal, qboolean shouldBeIntegral );
void (*Cvar_SetDescription)( cvar_t *cv, const char *description );
int (*Cvar_VariableIntegerValue) (const char *var_name);