diff options
Diffstat (limited to 'src/nvim/buffer.c')
| -rw-r--r-- | src/nvim/buffer.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/nvim/buffer.c b/src/nvim/buffer.c index a471ebf06f..f2cd6adc9d 100644 --- a/src/nvim/buffer.c +++ b/src/nvim/buffer.c @@ -688,6 +688,7 @@ free_buffer_stuff ( } vars_clear(&buf->b_vars->dv_hashtab); // free all internal variables hash_init(&buf->b_vars->dv_hashtab); + buf_init_changedtick(buf); uc_clear(&buf->b_ucmds); // clear local user commands buf_delete_signs(buf); // delete any signs bufhl_clear_all(buf); // delete any highligts @@ -1436,6 +1437,25 @@ void do_autochdir(void) static int top_file_num = 1; ///< highest file number +/// Initialize b:changedtick and changedtick_val attribute +/// +/// @param[out] buf Buffer to intialize for. +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_LOCK|DI_FLAGS_FIX; + changedtick_di->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; +} + /// Add a file name to the buffer list. /// If the same file name already exists return a pointer to that buffer. /// If it does not exist, or if fname == NULL, a new entry is created. @@ -1530,6 +1550,7 @@ buf_T * buflist_new(char_u *ffname, char_u *sfname, linenr_T lnum, int flags) // init b: variables buf->b_vars = dict_alloc(); init_var_dict(buf->b_vars, &buf->b_bufvar, VAR_SCOPE); + buf_init_changedtick(buf); } if (ffname != NULL) { |