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updated for version 7.3.603

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Problem:    It is possible to add replace builtin functions by calling
            extend() on g:.
Solution:   Add a flag to a dict to indicate it is a scope.  Check for
            existing functions. (ZyX)
This commit is contained in:
Bram Moolenaar
2012-07-16 17:31:53 +02:00
parent c2ece10274
commit bdb620560b
8 changed files with 61 additions and 18 deletions
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6
src/structs.h
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@@ -1106,6 +1106,11 @@ typedef struct
#define VAR_DICT 5 /* "v_dict" is used */
#define VAR_FLOAT 6 /* "v_float" is used */
/* Values for "dv_scope". */
#define VAR_SCOPE 1 /* a:, v:, s:, etc. scope dictionaries */
#define VAR_DEF_SCOPE 2 /* l:, g: scope dictionaries: here funcrefs are not
allowed to mask existing functions */
/* Values for "v_lock". */
#define VAR_LOCKED 1 /* locked with lock(), can use unlock() */
#define VAR_FIXED 2 /* locked forever */
@@ -1181,6 +1186,7 @@ struct dictvar_S
int dv_copyID; /* ID used by deepcopy() */
dict_T *dv_copydict; /* copied dict used by deepcopy() */
char dv_lock; /* zero, VAR_LOCKED, VAR_FIXED */
char dv_scope; /* zero, VAR_SCOPE, VAR_DEF_SCOPE */
dict_T *dv_used_next; /* next dict in used dicts list */
dict_T *dv_used_prev; /* previous dict in used dicts list */
};