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-rw-r--r--src/Makefile1
-rw-r--r--src/buffer.c35
-rw-r--r--src/edit.c4
-rw-r--r--src/eval.c111
-rw-r--r--src/evalfunc.c41
-rw-r--r--src/ex_docmd.c6
-rw-r--r--src/fileio.c4
-rw-r--r--src/globals.h2
-rw-r--r--src/main.c8
-rw-r--r--src/memline.c10
-rw-r--r--src/misc1.c10
-rw-r--r--src/proto/eval.pro1
-rw-r--r--src/structs.h4
-rw-r--r--src/syntax.c6
-rw-r--r--src/testdir/test91.in29
-rw-r--r--src/testdir/test91.ok14
-rw-r--r--src/testdir/test_alot.vim3
-rw-r--r--src/testdir/test_changedtick.vim45
-rw-r--r--src/testdir/test_functions.vim42
-rw-r--r--src/version.c2
20 files changed, 200 insertions, 178 deletions
diff --git a/src/Makefile b/src/Makefile
index 153e526fd..52c74f20e 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2099,6 +2099,7 @@ test_arglist \
test_cdo \
test_channel \
test_charsearch \
+ test_changedtick \
test_cmdline \
test_command_count \
test_crypt \
diff --git a/src/buffer.c b/src/buffer.c
index b2c914d7a..bc5dd5b47 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -832,6 +832,7 @@ free_buffer(buf_T *buf)
free_buffer_stuff(buf, TRUE);
#ifdef FEAT_EVAL
unref_var_dict(buf->b_vars);
+ buf->b_changedtick = &buf->b_ct_val;
#endif
#ifdef FEAT_LUA
lua_buffer_free(buf);
@@ -873,6 +874,29 @@ free_buffer(buf_T *buf)
}
/*
+ * Initializes buf->b_changedtick.
+ */
+ static void
+init_changedtick(buf_T *buf)
+{
+#ifdef FEAT_EVAL
+ dictitem_T *di = dictitem_alloc((char_u *)"changedtick");
+
+ if (di != NULL)
+ {
+ di->di_flags |= DI_FLAGS_LOCK | DI_FLAGS_FIX | DI_FLAGS_RO;
+ di->di_tv.v_type = VAR_NUMBER;
+ di->di_tv.v_lock = VAR_FIXED;
+ di->di_tv.vval.v_number = 0;
+ dict_add(buf->b_vars, di);
+ buf->b_changedtick = &di->di_tv.vval.v_number;
+ }
+ else
+#endif
+ buf->b_changedtick = &buf->b_ct_val;
+}
+
+/*
* Free stuff in the buffer for ":bdel" and when wiping out the buffer.
*/
static void
@@ -889,8 +913,14 @@ free_buffer_stuff(
#endif
}
#ifdef FEAT_EVAL
- vars_clear(&buf->b_vars->dv_hashtab); /* free all internal variables */
- hash_init(&buf->b_vars->dv_hashtab);
+ {
+ varnumber_T tick = *buf->b_changedtick;
+
+ vars_clear(&buf->b_vars->dv_hashtab); /* free all buffer variables */
+ hash_init(&buf->b_vars->dv_hashtab);
+ init_changedtick(buf);
+ *buf->b_changedtick = tick;
+ }
#endif
#ifdef FEAT_USR_CMDS
uc_clear(&buf->b_ucmds); /* clear local user commands */
@@ -1979,6 +2009,7 @@ buflist_new(
}
init_var_dict(buf->b_vars, &buf->b_bufvar, VAR_SCOPE);
#endif
+ init_changedtick(buf);
}
if (ffname != NULL)
diff --git a/src/edit.c b/src/edit.c
index bc8652ba4..a37261ffa 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -1668,7 +1668,7 @@ ins_redraw(
#ifdef FEAT_AUTOCMD
/* Trigger TextChangedI if b_changedtick differs. */
if (ready && has_textchangedI()
- && last_changedtick != curbuf->b_changedtick
+ && last_changedtick != *curbuf->b_changedtick
# ifdef FEAT_INS_EXPAND
&& !pum_visible()
# endif
@@ -1677,7 +1677,7 @@ ins_redraw(
if (last_changedtick_buf == curbuf)
apply_autocmds(EVENT_TEXTCHANGEDI, NULL, NULL, FALSE, curbuf);
last_changedtick_buf = curbuf;
- last_changedtick = curbuf->b_changedtick;
+ last_changedtick = *curbuf->b_changedtick;
}
#endif
diff --git a/src/eval.c b/src/eval.c
index a5ae4f815..0bb188241 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1451,14 +1451,8 @@ list_glob_vars(int *first)
static void
list_buf_vars(int *first)
{
- char_u numbuf[NUMBUFLEN];
-
list_hashtable_vars(&curbuf->b_vars->dv_hashtab, (char_u *)"b:",
TRUE, first);
-
- sprintf((char *)numbuf, "%ld", (long)curbuf->b_changedtick);
- list_one_var_a((char_u *)"b:", (char_u *)"changedtick", VAR_NUMBER,
- numbuf, first);
}
/*
@@ -1806,20 +1800,6 @@ ex_let_one(
}
/*
- * If "arg" is equal to "b:changedtick" give an error and return TRUE.
- */
- int
-check_changedtick(char_u *arg)
-{
- if (STRNCMP(arg, "b:changedtick", 13) == 0 && !eval_isnamec(arg[13]))
- {
- EMSG2(_(e_readonlyvar), arg);
- return TRUE;
- }
- return FALSE;
-}
-
-/*
* Get an lval: variable, Dict item or List item that can be assigned a value
* to: "name", "na{me}", "name[expr]", "name[expr:expr]", "name[expr][expr]",
* "name.key", "name.key[expr]" etc.
@@ -2208,32 +2188,29 @@ set_var_lval(
if (lp->ll_tv == NULL)
{
- if (!check_changedtick(lp->ll_name))
+ cc = *endp;
+ *endp = NUL;
+ if (op != NULL && *op != '=')
{
- cc = *endp;
- *endp = NUL;
- if (op != NULL && *op != '=')
- {
- typval_T tv;
+ typval_T tv;
- /* handle +=, -= and .= */
- di = NULL;
- if (get_var_tv(lp->ll_name, (int)STRLEN(lp->ll_name),
- &tv, &di, TRUE, FALSE) == OK)
- {
- if ((di == NULL
- || (!var_check_ro(di->di_flags, lp->ll_name, FALSE)
- && !tv_check_lock(di->di_tv.v_lock, lp->ll_name,
- FALSE)))
- && tv_op(&tv, rettv, op) == OK)
- set_var(lp->ll_name, &tv, FALSE);
- clear_tv(&tv);
- }
+ /* handle +=, -= and .= */
+ di = NULL;
+ if (get_var_tv(lp->ll_name, (int)STRLEN(lp->ll_name),
+ &tv, &di, TRUE, FALSE) == OK)
+ {
+ if ((di == NULL
+ || (!var_check_ro(di->di_flags, lp->ll_name, FALSE)
+ && !tv_check_lock(di->di_tv.v_lock, lp->ll_name,
+ FALSE)))
+ && tv_op(&tv, rettv, op) == OK)
+ set_var(lp->ll_name, &tv, FALSE);
+ clear_tv(&tv);
}
- else
- set_var(lp->ll_name, rettv, copy);
- *endp = cc;
}
+ else
+ set_var(lp->ll_name, rettv, copy);
+ *endp = cc;
}
else if (tv_check_lock(lp->ll_newkey == NULL
? lp->ll_tv->v_lock
@@ -2776,9 +2753,7 @@ do_unlet_var(
*name_end = NUL;
/* Normal name or expanded name. */
- if (check_changedtick(lp->ll_name))
- ret = FAIL;
- else if (do_unlet(lp->ll_name, forceit) == FAIL)
+ if (do_unlet(lp->ll_name, forceit) == FAIL)
ret = FAIL;
*name_end = cc;
}
@@ -2904,21 +2879,16 @@ do_lock_var(
*name_end = NUL;
/* Normal name or expanded name. */
- if (check_changedtick(lp->ll_name))
+ di = find_var(lp->ll_name, NULL, TRUE);
+ if (di == NULL)
ret = FAIL;
else
{
- di = find_var(lp->ll_name, NULL, TRUE);
- if (di == NULL)
- ret = FAIL;
+ if (lock)
+ di->di_flags |= DI_FLAGS_LOCK;
else
- {
- if (lock)
- di->di_flags |= DI_FLAGS_LOCK;
- else
- di->di_flags &= ~DI_FLAGS_LOCK;
- item_lock(&di->di_tv, deep, lock);
- }
+ di->di_flags &= ~DI_FLAGS_LOCK;
+ item_lock(&di->di_tv, deep, lock);
}
*name_end = cc;
}
@@ -3139,11 +3109,6 @@ get_user_var_name(expand_T *xp, int idx)
++hi;
return cat_prefix_varname('b', hi->hi_key);
}
- if (bdone == ht->ht_used)
- {
- ++bdone;
- return (char_u *)"b:changedtick";
- }
/* w: variables */
ht = &curwin->w_vars->dv_hashtab;
@@ -6815,7 +6780,6 @@ get_var_tv(
{
int ret = OK;
typval_T *tv = NULL;
- typval_T atv;
dictitem_T *v;
int cc;
@@ -6824,27 +6788,14 @@ get_var_tv(
name[len] = NUL;
/*
- * Check for "b:changedtick".
- */
- if (STRCMP(name, "b:changedtick") == 0)
- {
- atv.v_type = VAR_NUMBER;
- atv.vval.v_number = curbuf->b_changedtick;
- tv = &atv;
- }
-
- /*
* Check for user-defined variables.
*/
- else
+ v = find_var(name, NULL, no_autoload);
+ if (v != NULL)
{
- v = find_var(name, NULL, no_autoload);
- if (v != NULL)
- {
- tv = &v->di_tv;
- if (dip != NULL)
- *dip = v;
- }
+ tv = &v->di_tv;
+ if (dip != NULL)
+ *dip = v;
}
if (tv == NULL)
diff --git a/src/evalfunc.c b/src/evalfunc.c
index 5671cf061..55900bd9a 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -2539,7 +2539,7 @@ f_diff_hlID(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
#ifdef FEAT_DIFF
linenr_T lnum = get_tv_lnum(argvars);
static linenr_T prev_lnum = 0;
- static int changedtick = 0;
+ static varnumber_T changedtick = 0;
static int fnum = 0;
static int change_start = 0;
static int change_end = 0;
@@ -2550,7 +2550,7 @@ f_diff_hlID(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
if (lnum < 0) /* ignore type error in {lnum} arg */
lnum = 0;
if (lnum != prev_lnum
- || changedtick != curbuf->b_changedtick
+ || changedtick != *curbuf->b_changedtick
|| fnum != curbuf->b_fnum)
{
/* New line, buffer, change: need to get the values. */
@@ -2572,7 +2572,7 @@ f_diff_hlID(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
else
hlID = (hlf_T)0;
prev_lnum = lnum;
- changedtick = curbuf->b_changedtick;
+ changedtick = *curbuf->b_changedtick;
fnum = curbuf->b_fnum;
}
@@ -3957,7 +3957,7 @@ get_buffer_info(buf_T *buf)
dict_add_nr_str(dict, "loaded", buf->b_ml.ml_mfp != NULL, NULL);
dict_add_nr_str(dict, "listed", buf->b_p_bl, NULL);
dict_add_nr_str(dict, "changed", bufIsChanged(buf), NULL);
- dict_add_nr_str(dict, "changedtick", buf->b_changedtick, NULL);
+ dict_add_nr_str(dict, "changedtick", *buf->b_changedtick, NULL);
dict_add_nr_str(dict, "hidden",
buf->b_ml.ml_mfp != NULL && buf->b_nwindows == 0,
NULL);
@@ -4190,12 +4190,6 @@ f_getbufvar(typval_T *argvars, typval_T *rettv)
/* buffer-local-option */
done = TRUE;
}
- else if (STRCMP(varname, "changedtick") == 0)
- {
- rettv->v_type = VAR_NUMBER;
- rettv->vval.v_number = curbuf->b_changedtick;
- done = TRUE;
- }
else
{
/* Look up the variable. */
@@ -6576,21 +6570,16 @@ f_islocked(typval_T *argvars, typval_T *rettv)
{
if (lv.ll_tv == NULL)
{
- if (check_changedtick(lv.ll_name))
- rettv->vval.v_number = 1; /* always locked */
- else
+ di = find_var(lv.ll_name, NULL, TRUE);
+ if (di != NULL)
{
- di = find_var(lv.ll_name, NULL, TRUE);
- if (di != NULL)
- {
- /* Consider a variable locked when:
- * 1. the variable itself is locked
- * 2. the value of the variable is locked.
- * 3. the List or Dict value is locked.
- */
- rettv->vval.v_number = ((di->di_flags & DI_FLAGS_LOCK)
- || tv_islocked(&di->di_tv));
- }
+ /* Consider a variable locked when:
+ * 1. the variable itself is locked
+ * 2. the value of the variable is locked.
+ * 3. the List or Dict value is locked.
+ */
+ rettv->vval.v_number = ((di->di_flags & DI_FLAGS_LOCK)
+ || tv_islocked(&di->di_tv));
}
}
else if (lv.ll_range)
@@ -11551,8 +11540,8 @@ f_submatch(typval_T *argvars, typval_T *rettv)
return;
if (no < 0 || no >= NSUBEXP)
{
- EMSGN(_("E935: invalid submatch number: %d"), no);
- return;
+ EMSGN(_("E935: invalid submatch number: %d"), no);
+ return;
}
if (argvars[1].v_type != VAR_UNKNOWN)
retList = (int)get_tv_number_chk(&argvars[1], &error);
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 14ef2bd92..5ad094ca8 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -626,7 +626,7 @@ do_exmode(
int save_msg_scroll;
int prev_msg_row;
linenr_T prev_line;
- int changedtick;
+ varnumber_T changedtick;
if (improved)
exmode_active = EXMODE_VIM;
@@ -660,7 +660,7 @@ do_exmode(
need_wait_return = FALSE;
ex_pressedreturn = FALSE;
ex_no_reprint = FALSE;
- changedtick = curbuf->b_changedtick;
+ changedtick = *curbuf->b_changedtick;
prev_msg_row = msg_row;
prev_line = curwin->w_cursor.lnum;
if (improved)
@@ -673,7 +673,7 @@ do_exmode(
lines_left = Rows - 1;
if ((prev_line != curwin->w_cursor.lnum
- || changedtick != curbuf->b_changedtick) && !ex_no_reprint)
+ || changedtick != *curbuf->b_changedtick) && !ex_no_reprint)
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
EMSG(_(e_emptybuf));
diff --git a/src/fileio.c b/src/fileio.c
index 9380953d2..73baecc03 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -4926,9 +4926,9 @@ restore_backup:
#ifdef FEAT_AUTOCMD
/* buf->b_changedtick is always incremented in unchanged() but that
* should not trigger a TextChanged event. */
- if (last_changedtick + 1 == buf->b_changedtick
+ if (last_changedtick + 1 == *buf->b_changedtick
&& last_changedtick_buf == buf)
- last_changedtick = buf->b_changedtick;
+ last_changedtick = *buf->b_changedtick;
#endif
u_unchanged(buf);
u_update_save_nr(buf);
diff --git a/src/globals.h b/src/globals.h
index f3e5155e9..831cbf1d8 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1088,7 +1088,7 @@ EXTERN pos_T last_cursormoved /* for CursorMoved event */
= INIT_POS_T(0, 0, 0)
# endif
;
-EXTERN int last_changedtick INIT(= 0); /* for TextChanged event */
+EXTERN varnumber_T last_changedtick INIT(= 0); /* for TextChanged event */
EXTERN buf_T *last_changedtick_buf INIT(= NULL);
#endif
diff --git a/src/main.c b/src/main.c
index 0ed94ae90..ff173af7e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1164,13 +1164,13 @@ main_loop(
#ifdef FEAT_AUTOCMD
/* Trigger TextChanged if b_changedtick differs. */
if (!finish_op && has_textchanged()
- && last_changedtick != curbuf->b_changedtick)
+ && last_changedtick != *curbuf->b_changedtick)
{
if (last_changedtick_buf == curbuf)
apply_autocmds(EVENT_TEXTCHANGED, NULL, NULL,
FALSE, curbuf);
last_changedtick_buf = curbuf;
- last_changedtick = curbuf->b_changedtick;
+ last_changedtick = *curbuf->b_changedtick;
}
#endif
@@ -1388,11 +1388,11 @@ getout(int exitval)
/* Autocmd must have close the buffer already, skip. */
continue;
buf = wp->w_buffer;
- if (buf->b_changedtick != -1)
+ if (buf->b_ct_val != -1)
{
apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname,
buf->b_fname, FALSE, buf);
- buf->b_changedtick = -1; /* note that we did it already */
+ buf->b_ct_val = -1; /* note that we did it already */
/* start all over, autocommands may mess up the lists */
next_tp = first_tabpage;
break;
diff --git a/src/memline.c b/src/memline.c
index 244e69277..5874b5d69 100644
--- a/src/memline.c
+++ b/src/memline.c
@@ -1148,11 +1148,11 @@ ml_recover(void)
len = (int)STRLEN(fname);
if (len >= 4 &&
#if defined(VMS)
- STRNICMP(fname + len - 4, "_s" , 2)
+ STRNICMP(fname + len - 4, "_s", 2)
#else
- STRNICMP(fname + len - 4, ".s" , 2)
+ STRNICMP(fname + len - 4, ".s", 2)
#endif
- == 0
+ == 0
&& vim_strchr((char_u *)"UVWuvw", fname[len - 2]) != NULL
&& ASCII_ISALPHA(fname[len - 1]))
{
@@ -1649,7 +1649,7 @@ ml_recover(void)
if (!(curbuf->b_ml.ml_line_count == 2 && *ml_get(1) == NUL))
{
changed_int();
- ++curbuf->b_changedtick;
+ ++*curbuf->b_changedtick;
}
}
else
@@ -1663,7 +1663,7 @@ ml_recover(void)
if (i != 0)
{
changed_int();
- ++curbuf->b_changedtick;
+ ++*curbuf->b_changedtick;
break;
}
}
diff --git a/src/misc1.c b/src/misc1.c
index 2a2d9cf64..17779ba0b 100644
--- a/src/misc1.c
+++ b/src/misc1.c
@@ -492,7 +492,7 @@ get_breakindent_win(
static int prev_indent = 0; /* cached indent value */
static long prev_ts = 0L; /* cached tabstop value */
static char_u *prev_line = NULL; /* cached pointer to line */
- static int prev_tick = 0; /* changedtick of cached value */
+ static varnumber_T prev_tick = 0; /* changedtick of cached value */
int bri = 0;
/* window width minus window margin space, i.e. what rests for text */
const int eff_wwidth = W_WIDTH(wp)
@@ -502,11 +502,11 @@ get_breakindent_win(
/* used cached indent, unless pointer or 'tabstop' changed */
if (prev_line != line || prev_ts != wp->w_buffer->b_p_ts
- || prev_tick != wp->w_buffer->b_changedtick)
+ || prev_tick != *wp->w_buffer->b_changedtick)
{
prev_line = line;
prev_ts = wp->w_buffer->b_p_ts;
- prev_tick = wp->w_buffer->b_changedtick;
+ prev_tick = *wp->w_buffer->b_changedtick;
prev_indent = get_indent_str(line,
(int)wp->w_buffer->b_p_ts, wp->w_p_list);
}
@@ -2768,7 +2768,7 @@ changed(void)
}
changed_int();
}
- ++curbuf->b_changedtick;
+ ++*curbuf->b_changedtick;
}
/*
@@ -3195,7 +3195,7 @@ unchanged(
need_maketitle = TRUE; /* set window title later */
#endif
}
- ++buf->b_changedtick;
+ ++*buf->b_changedtick;
#ifdef FEAT_NETBEANS_INTG
netbeans_unmodified(buf);
#endif
diff --git a/src/proto/eval.pro b/src/proto/eval.pro
index edca43e43..a2a4a8da2 100644
--- a/src/proto/eval.pro
+++ b/src/proto/eval.pro
@@ -25,7 +25,6 @@ void *call_func_retlist(char_u *func, int argc, char_u **argv, int safe);
int eval_foldexpr(char_u *arg, int *cp);
void ex_let(exarg_T *eap);
void list_hashtable_vars(hashtab_T *ht, char_u *prefix, int empty, int *first);
-int check_changedtick(char_u *arg);
char_u *get_lval(char_u *name, typval_T *rettv, lval_T *lp, int unlet, int skip, int flags, int fne_flags);
void clear_lval(lval_T *lp);
void *eval_for_line(char_u *arg, int *errp, char_u **nextcmdp, int skip);
diff --git a/src/structs.h b/src/structs.h
index a53a12516..23ce826a3 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -1916,7 +1916,9 @@ struct file_buffer
int b_changed; /* 'modified': Set to TRUE if something in the
file has been changed and not written out. */
- int b_changedtick; /* incremented for each change, also for undo */
+ varnumber_T *b_changedtick; /* points into b:changedtick or b_ct_val;
+ incremented for each change, also for undo */
+ varnumber_T b_ct_val; /* fallback for b:changedtick */
int b_saving; /* Set to TRUE if we are in the middle of
saving the buffer. */
diff --git a/src/syntax.c b/src/syntax.c
index dbadb70fd..6b9019020 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -503,7 +503,7 @@ syntax_start(win_T *wp, linenr_T lnum)
linenr_T parsed_lnum;
linenr_T first_stored;
int dist;
- static int changedtick = 0; /* remember the last change ID */
+ static varnumber_T changedtick = 0; /* remember the last change ID */
#ifdef FEAT_CONCEAL
current_sub_char = NUL;
@@ -516,13 +516,13 @@ syntax_start(win_T *wp, linenr_T lnum)
*/
if (syn_block != wp->w_s
|| syn_buf != wp->w_buffer
- || changedtick != syn_buf->b_changedtick)
+ || changedtick != *syn_buf->b_changedtick)
{
invalidate_current_state();
syn_buf = wp->w_buffer;
syn_block = wp->w_s;
}
- changedtick = syn_buf->b_changedtick;
+ changedtick = *syn_buf->b_changedtick;
syn_win = wp;
/*
diff --git a/src/testdir/test91.in b/src/testdir/test91.in
index e1365cb74..c184ac3f7 100644
--- a/src/testdir/test91.in
+++ b/src/testdir/test91.in
@@ -1,4 +1,4 @@
-Tests for getbufvar(), getwinvar(), gettabvar() and gettabwinvar().
+Tests for getwinvar(), gettabvar() and gettabwinvar().
vim: set ft=vim :
STARTTEST
@@ -10,34 +10,7 @@ STARTTEST
:let t:testvar='abcd'
:$put =string(gettabvar(1,'testvar'))
:$put =string(gettabvar(1,'testvar'))
-:" Test for getbufvar()
-:let b:var_num = '1234'
-:let def_num = '5678'
-:$put =string(getbufvar(1, 'var_num'))
-:$put =string(getbufvar(1, 'var_num', def_num))
-:$put =string(getbufvar(1, ''))
-:$put =string(getbufvar(1, '', def_num))
-:unlet b:var_num
-:$put =string(getbufvar(1, 'var_num', def_num))
-:$put =string(getbufvar(1, ''))
-:$put =string(getbufvar(1, '', def_num))
-:$put =string(getbufvar(9, ''))
-:$put =string(getbufvar(9, '', def_num))
-:unlet def_num
-:$put =string(getbufvar(1, '&autoindent'))
-:$put =string(getbufvar(1, '&autoindent', 1))
:"
-:" Open new window with forced option values
-:set fileformats=unix,dos
-:new ++ff=dos ++bin ++enc=iso-8859-2
-:let otherff = getbufvar(bufnr('%'), '&fileformat')
-:let otherbin = getbufvar(bufnr('%'), '&bin')
-:let otherfenc = getbufvar(bufnr('%'), '&fenc')
-:close
-:$put =otherff
-:$put =string(otherbin)
-:$put =otherfenc
-:unlet otherff otherbin otherfenc
:" test for getwinvar()
:let w:var_str = "Dance"
:let def_str = "Chance"
diff --git a/src/testdir/test91.ok b/src/testdir/test91.ok
index 62adec10e..2cdf2880e 100644
--- a/src/testdir/test91.ok
+++ b/src/testdir/test91.ok
@@ -1,20 +1,6 @@
start:
'abcd'
'abcd'
-'1234'
-'1234'
-{'var_num': '1234'}
-{'var_num': '1234'}
-'5678'
-{}
-{}
-''
-'5678'
-0
-0
-dos
-1
-iso-8859-2
'Dance'
'Dance'
{'var_str': 'Dance'}
diff --git a/src/testdir/test_alot.vim b/src/testdir/test_alot.vim
index 38b9f7a03..d43ae4f1b 100644
--- a/src/testdir/test_alot.vim
+++ b/src/testdir/test_alot.vim
@@ -3,10 +3,11 @@
source test_assign.vim
source test_autocmd.vim
+source test_changedtick.vim
source test_cursor_func.vim
source test_delete.vim
-source test_execute_func.vim
source test_ex_undo.vim
+source test_execute_func.vim
source test_expand.vim
source test_expr.vim
source test_expand_dllpath.vim
diff --git a/src/testdir/test_changedtick.vim b/src/testdir/test_changedtick.vim
new file mode 100644
index 000000000..f273f0f76
--- /dev/null
+++ b/src/testdir/test_changedtick.vim
@@ -0,0 +1,45 @@
+" Tests for b:changedtick
+
+func Test_changedtick_increments()
+ new
+ " New buffer has an empty line, tick starts at 2.
+ let expected = 2
+ call assert_equal(expected, b:changedtick)
+ call assert_equal(expected, b:['changedtick'])
+ call setline(1, 'hello')
+ let expected += 1
+ call assert_equal(expected, b:changedtick)
+ call assert_equal(expected, b:['changedtick'])
+ undo
+ " Somehow undo counts as two changes.
+ let expected += 2
+ call assert_equal(expected, b:changedtick)
+ call assert_equal(expected, b:['changedtick'])
+ bwipe!
+endfunc
+
+func Test_changedtick_dict_entry()
+ let d = b:
+ call assert_equal(b:changedtick, d['changedtick'])
+endfunc
+
+func Test_changedtick_bdel()
+ new
+ let bnr = bufnr('%')
+ let v = b:changedtick
+ bdel
+ " Delete counts as a change too.
+ call assert_equal(v + 1, getbufvar(bnr, 'changedtick'))
+endfunc
+
+func Test_changedtick_fixed()
+ call assert_fails('let b:changedtick = 4', 'E46')
+ call assert_fails('let b:["changedtick"] = 4', 'E46')
+
+ call assert_fails('unlet b:changedtick', 'E795')
+ call assert_fails('unlet b:["changedtick"]', 'E46')
+
+ let d = b:
+ call assert_fails('unlet d["changedtick"]', 'E46')
+
+endfunc
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index bd4ff0539..5e34c2f82 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -424,3 +424,45 @@ func! Test_mode()
bwipe!
iunmap <F2>
endfunc
+
+func Test_getbufvar()
+ let bnr = bufnr('%')
+ let b:var_num = '1234'
+ let def_num = '5678'
+ call assert_equal('1234', getbufvar(bnr, 'var_num'))
+ call assert_equal('1234', getbufvar(bnr, 'var_num', def_num))
+
+ let bd = getbufvar(bnr, '')
+ call assert_equal('1234', bd['var_num'])
+ call assert_true(exists("bd['changedtick']"))
+ call assert_equal(2, len(bd))
+
+ let bd2 = getbufvar(bnr, '', def_num)
+ call assert_equal(bd, bd2)
+
+ unlet b:var_num
+ call assert_equal(def_num, getbufvar(bnr, 'var_num', def_num))
+ call assert_equal('', getbufvar(bnr, 'var_num'))
+
+ let bd = getbufvar(bnr, '')
+ call assert_equal(1, len(bd))
+ let bd = getbufvar(bnr, '',def_num)
+ call assert_equal(1, len(bd))
+
+ call assert_equal('', getbufvar(9, ''))
+ call assert_equal(def_num, getbufvar(9, '', def_num))
+ unlet def_num
+
+ call assert_equal(0, getbufvar(1, '&autoindent'))
+ call assert_equal(0, getbufvar(1, '&autoindent', 1))
+
+ " Open new window with forced option values
+ set fileformats=unix,dos
+ new ++ff=dos ++bin ++enc=iso-8859-2
+ call assert_equal('dos', getbufvar(bufnr('%'), '&fileformat'))
+ call assert_equal(1, getbufvar(bufnr('%'), '&bin'))
+ call assert_equal('iso-8859-2', getbufvar(bufnr('%'), '&fenc'))
+ close
+
+ set fileformats&
+endfunc
diff --git a/src/version.c b/src/version.c
index dab99c76d..c66c1f456 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 334,
+/**/
333,
/**/
332,