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protect the cvar callback and description fields from being modified once

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they have been set to non-defaults.
This commit is contained in:
Bill Currie 2001-05-30 02:41:30 +00:00
parent f988572c4d
commit 47d95d245a
1 changed files with 11 additions and 4 deletions
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15
libs/util/cvar.c
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@ -48,6 +48,9 @@
#include "QF/hash.h"
#include "QF/qargs.h"
#define USER_RO_CVAR "User-created READ-ONLY Cvar"
#define USER_CVAR "User-created cvar"
cvar_t *developer;
cvar_t *cvar_vars;
char *cvar_null_string = "";
@ -316,7 +319,7 @@ Cvar_Set_f (void)
}
} else {
var = Cvar_Get (var_name, value, CVAR_USER_CREATED, NULL,
"User-created cvar");
USER_CVAR);
}
}
@ -347,7 +350,7 @@ Cvar_Setrom_f (void)
}
} else {
var = Cvar_Get (var_name, value, CVAR_USER_CREATED | CVAR_ROM, NULL,
"User-created READ-ONLY Cvar");
USER_RO_CVAR);
}
}
@ -533,8 +536,12 @@ Cvar_Get (char *name, char *string, int cvarflags, void (*callback)(cvar_t*),
// Cvar does exist, so we update the flags and return.
var->flags &= ~CVAR_USER_CREATED;
var->flags |= cvarflags;
var->callback = callback;
var->description = description;
if (!var->callback)
var->callback = callback;
if (!var->description
|| strequal (var->description, USER_RO_CVAR)
|| strequal (var->description, USER_CVAR))
var->description = description;
}
if (var->callback)
var->callback (var);