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Revert netvars after leaving a netgame

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This commit is contained in:
James R 2020-10-06 23:32:11 -07:00
parent dbd79a29a4
commit b3d8ed7d43
3 changed files with 47 additions and 1 deletions
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32
src/command.c
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@ -1280,6 +1280,7 @@ void CV_RegisterVar(consvar_t *variable)
consvar_vars = variable;
}
variable->string = variable->zstring = NULL;
memset(&variable->revert, 0, sizeof variable->revert);
variable->changed = 0; // new variable has not been modified by the user
#ifdef PARANOIA
@ -1676,8 +1677,19 @@ static void CV_LoadVars(UINT8 **p,
serverloading = true;
for (cvar = consvar_vars; cvar; cvar = cvar->next)
{
if (cvar->flags & CV_NETVAR)
{
if (client && cvar->revert.v.string == NULL)
{
cvar->revert.v.const_munge = cvar->string;
cvar->revert.allocated = ( cvar->zstring != NULL );
cvar->zstring = NULL;/* don't free this */
}
Setvalue(cvar, cvar->defaultvalue, true);
}
}
count = READUINT16(*p);
while (count--)
@ -1691,6 +1703,26 @@ static void CV_LoadVars(UINT8 **p,
serverloading = false;
}
void CV_RevertNetVars(void)
{
consvar_t * cvar;
for (cvar = consvar_vars; cvar; cvar = cvar->next)
{
if (cvar->revert.v.string != NULL)
{
Setvalue(cvar, cvar->revert.v.string, false);
if (cvar->revert.allocated)
{
Z_Free(cvar->revert.v.string);
}
cvar->revert.v.string = NULL;
}
}
}
void CV_LoadNetVars(UINT8 **p)
{
CV_LoadVars(p, ReadNetVar);

15
src/command.h
View file

@ -138,6 +138,16 @@ typedef struct consvar_s //NULL, NULL, 0, NULL, NULL |, 0, NULL, NULL, 0, 0, NUL
const char *string; // value in string
char *zstring; // Either NULL or same as string.
// If non-NULL, must be Z_Free'd later.
struct
{
char allocated; // whether to Z_Free
union
{
char * string;
const char * const_munge;
} v;
} revert; // value of netvar before joining netgame
UINT16 netid; // used internaly : netid for send end receive
// used only with CV_NETVAR
char changed; // has variable been changed by the user? 0 = no, 1 = yes
@ -146,7 +156,7 @@ typedef struct consvar_s //NULL, NULL, 0, NULL, NULL |, 0, NULL, NULL, 0, 0, NUL
/* name, defaultvalue, flags, PossibleValue, func */
#define CVAR_INIT( ... ) \
{ __VA_ARGS__, 0, NULL, NULL, 0U, (char)0, NULL }
{ __VA_ARGS__, 0, NULL, NULL, {0}, 0U, (char)0, NULL }
#ifdef OLD22DEMOCOMPAT
typedef struct old_demo_var old_demo_var_t;
@ -206,6 +216,9 @@ void CV_SaveVars(UINT8 **p, boolean in_demo);
#define CV_SaveNetVars(p) CV_SaveVars(p, false)
void CV_LoadNetVars(UINT8 **p);
// then revert after leaving a netgame
void CV_RevertNetVars(void);
#define CV_SaveDemoVars(p) CV_SaveVars(p, true)
void CV_LoadDemoVars(UINT8 **p);

1
src/d_clisrv.c
View file

@ -3208,6 +3208,7 @@ void CL_Reset(void)
doomcom->numslots = 1;
SV_StopServer();
SV_ResetServer();
CV_RevertNetVars();
// make sure we don't leave any fileneeded gunk over from a failed join
fileneedednum = 0;