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eval: Do not allocate b:changedtick dictionary item

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ZyX
2017-02-24 02:47:43 +03:00
parent 9c1865c7f8
commit cd8f07cb75
4 changed files with 21 additions and 19 deletions
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21
src/nvim/buffer.c
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@@ -1443,17 +1443,18 @@ static int top_file_num = 1; ///< highest file number
static inline void buf_init_changedtick(buf_T *const buf)
FUNC_ATTR_ALWAYS_INLINE FUNC_ATTR_NONNULL_ALL
{
dictitem_T *const changedtick_di = dictitem_alloc((char_u *)"changedtick");
// For some reason `islocked('b:changedtick')` should return 1. It does not
// do so for other read-only variables which are normally VAR_FIXED.
changedtick_di->di_flags |= DI_FLAGS_RO|DI_FLAGS_FIX;
changedtick_di->di_tv = (typval_T) {
.v_type = VAR_NUMBER,
.v_lock = VAR_FIXED,
.vval.v_number = buf->b_changedtick,
buf->changedtick_di = (dictitem16_T) {
.di_flags = DI_FLAGS_RO|DI_FLAGS_FIX, // Must not include DI_FLAGS_ALLOC.
.di_tv = (typval_T) {
.v_type = VAR_NUMBER,
.v_lock = VAR_FIXED,
.vval.v_number = buf->b_changedtick,
},
};
dict_add(buf->b_vars, changedtick_di);
buf->changedtick_val = &changedtick_di->di_tv.vval.v_number;
STATIC_ASSERT(sizeof("changedtick") <= sizeof(buf->changedtick_di.di_key),
"buf->changedtick_di cannot hold large enough keys");
memcpy(buf->changedtick_di.di_key, "changedtick", sizeof("changedtick"));
dict_add(buf->b_vars, (dictitem_T *)&buf->changedtick_di);
}
/// Add a file name to the buffer list.