patch 8.0.1650: too many #ifdefsv8.0.1650

Problem:    Too many #ifdefs.
Solution:   Graduate FEAT_LISTCMDS, no reason to leave out buffer commands.

9 files changed, 19 insertions, 123 deletions

diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index aa355665a..a044d45a0 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -1,4 +1,4 @@
-*various.txt*   For Vim version 8.0.  Last change: 2018 Mar 10
+*various.txt*   For Vim version 8.0.  Last change: 2018 Mar 29
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -384,7 +384,7 @@ B  *+langmap*		|'langmap'|
 N  *+libcall*		|libcall()|
 N  *+linebreak*		|'linebreak'|, |'breakat'| and |'showbreak'|
 N  *+lispindent*	|'lisp'|
-N  *+listcmds*		Vim commands for the list of buffers |buffer-hidden|
+T  *+listcmds*		Vim commands for the list of buffers |buffer-hidden|
 			and argument list |:argdelete|
 N  *+localmap*		Support for mappings local to a buffer |:map-local|
 m  *+lua*		|Lua| interface
diff --git a/src/buffer.c b/src/buffer.c
index 7bd3cdf01..4b79840cb 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -27,13 +27,9 @@
 
 #include "vim.h"
 
-#if defined(FEAT_CMDL_COMPL) || defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL)
 static char_u	*buflist_match(regmatch_T *rmp, buf_T *buf, int ignore_case);
-# define HAVE_BUFLIST_MATCH
 static char_u	*fname_match(regmatch_T *rmp, char_u *name, int ignore_case);
-#endif
 static void	buflist_setfpos(buf_T *buf, win_T *win, linenr_T lnum, colnr_T col, int copy_options);
-static wininfo_T *find_wininfo(buf_T *buf, int skip_diff_buffer);
 #ifdef UNIX
 static buf_T	*buflist_findname_stat(char_u *ffname, stat_T *st);
 static int	otherfile_buf(buf_T *buf, char_u *ffname, stat_T *stp);
@@ -948,7 +944,6 @@ clear_wininfo(buf_T *buf)
     }
 }
 
-#if defined(FEAT_LISTCMDS) || defined(FEAT_TERMINAL) || defined(PROTO)
 /*
  * Go to another buffer.  Handles the result of the ATTENTION dialog.
  */
@@ -959,42 +954,41 @@ goto_buffer(
     int		dir,
     int		count)
 {
-# if defined(HAS_SWAP_EXISTS_ACTION)
+#if defined(HAS_SWAP_EXISTS_ACTION)
     bufref_T	old_curbuf;
 
     set_bufref(&old_curbuf, curbuf);
 
     swap_exists_action = SEA_DIALOG;
-# endif
+#endif
     (void)do_buffer(*eap->cmd == 's' ? DOBUF_SPLIT : DOBUF_GOTO,
 					     start, dir, count, eap->forceit);
-# if defined(HAS_SWAP_EXISTS_ACTION)
+#if defined(HAS_SWAP_EXISTS_ACTION)
     if (swap_exists_action == SEA_QUIT && *eap->cmd == 's')
     {
-#  if defined(FEAT_EVAL)
+# if defined(FEAT_EVAL)
 	cleanup_T   cs;
 
 	/* Reset the error/interrupt/exception state here so that
 	 * aborting() returns FALSE when closing a window. */
 	enter_cleanup(&cs);
-#  endif
+# endif
 
 	/* Quitting means closing the split window, nothing else. */
 	win_close(curwin, TRUE);
 	swap_exists_action = SEA_NONE;
 	swap_exists_did_quit = TRUE;
 
-#  if defined(FEAT_EVAL)
+# if defined(FEAT_EVAL)
 	/* Restore the error/interrupt/exception state if not discarded by a
 	 * new aborting error, interrupt, or uncaught exception. */
 	leave_cleanup(&cs);
-#  endif
+# endif
     }
     else
 	handle_swap_exists(&old_curbuf);
-# endif
-}
 #endif
+}
 
 #if defined(HAS_SWAP_EXISTS_ACTION) || defined(PROTO)
 /*
@@ -1072,7 +1066,6 @@ handle_swap_exists(bufref_T *old_curbuf)
 }
 #endif
 
-#if defined(FEAT_LISTCMDS) || defined(PROTO)
 /*
  * do_bufdel() - delete or unload buffer(s)
  *
@@ -1199,10 +1192,6 @@ do_bufdel(
 
     return errormsg;
 }
-#endif /* FEAT_LISTCMDS */
-
-#if defined(FEAT_LISTCMDS) || defined(FEAT_PYTHON) \
-	|| defined(FEAT_PYTHON3) || defined(PROTO)
 
 static int	empty_curbuf(int close_others, int forceit, int action);
 
@@ -1359,7 +1348,6 @@ do_buffer(
     need_mouse_correct = TRUE;
 #endif
 
-#ifdef FEAT_LISTCMDS
     /*
      * delete buffer buf from memory and/or the list
      */
@@ -1377,7 +1365,7 @@ do_buffer(
 
 	if (!forceit && bufIsChanged(buf))
 	{
-# if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
+#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
 	    if ((p_confirm || cmdmod.confirm) && p_write)
 	    {
 		dialog_changed(buf, FALSE);
@@ -1391,7 +1379,7 @@ do_buffer(
 		    return FAIL;
 	    }
 	    else
-# endif
+#endif
 	    {
 		EMSGN(_("E89: No write since last change for buffer %ld (add ! to override)"),
 								 buf->b_fnum);
@@ -1557,7 +1545,6 @@ do_buffer(
 	if (win_split(0, 0) == FAIL)
 	    return FAIL;
     }
-#endif
 
     /* go to current buffer - nothing to do */
     if (buf == curbuf)
@@ -1590,12 +1577,10 @@ do_buffer(
     /* Go to the other buffer. */
     set_curbuf(buf, action);
 
-#if defined(FEAT_LISTCMDS)
     if (action == DOBUF_SPLIT)
     {
 	RESET_BINDING(curwin);	/* reset 'scrollbind' and 'cursorbind' */
     }
-#endif
 
 #if defined(FEAT_EVAL)
     if (aborting())	    /* autocmds may abort script processing */
@@ -1604,7 +1589,6 @@ do_buffer(
 
     return OK;
 }
-#endif
 
 /*
  * Set current buffer to "buf".  Executes autocommands and closes current
@@ -2411,8 +2395,6 @@ buflist_findname_stat(
     return NULL;
 }
 
-#if defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL) \
-	|| defined(PROTO)
 /*
  * Find file in buffer list by a regexp pattern.
  * Return fnum of the found buffer.
@@ -2534,7 +2516,6 @@ buflist_findpat(
 	EMSG2(_("E94: No matching buffer for %s"), pattern);
     return match;
 }
-#endif
 
 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
 
@@ -2644,7 +2625,6 @@ ExpandBufnames(
 
 #endif /* FEAT_CMDL_COMPL */
 
-#ifdef HAVE_BUFLIST_MATCH
 /*
  * Check for a match on the file name for buffer "buf" with regprog "prog".
  */
@@ -2695,7 +2675,6 @@ fname_match(
 
     return match;
 }
-#endif
 
 /*
  * Find a file in the buffer list by buffer number.
@@ -2940,7 +2919,6 @@ buflist_findlnum(buf_T *buf)
     return buflist_findfpos(buf)->lnum;
 }
 
-#if defined(FEAT_LISTCMDS) || defined(PROTO)
 /*
  * List all known file names (for :files and :buffers command).
  */
@@ -3024,7 +3002,6 @@ buflist_list(exarg_T *eap)
 	ui_breakcheck();
     }
 }
-#endif
 
 /*
  * Get file name and line number for file 'fnum'.
@@ -5095,7 +5072,6 @@ do_arg_all(
     vim_free(opened);
 }
 
-# if defined(FEAT_LISTCMDS) || defined(PROTO)
 /*
  * Open a window for a number of buffers.
  */
@@ -5300,7 +5276,6 @@ ex_buffer_all(exarg_T *eap)
 	}
     }
 }
-# endif /* FEAT_LISTCMDS */
 
 
 static int  chk_modeline(linenr_T, int);
diff --git a/src/charset.c b/src/charset.c
index 003949f0a..7da18bb2e 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1787,7 +1787,6 @@ skiptowhite(char_u *p)
     return p;
 }
 
-#if defined(FEAT_LISTCMDS) || defined(FEAT_SIGNS) || defined(PROTO)
 /*
  * skiptowhite_esc: Like skiptowhite(), but also skip escaped chars
  */
@@ -1802,7 +1801,6 @@ skiptowhite_esc(char_u *p)
     }
     return p;
 }
-#endif
 
 /*
  * Getdigits: Get a number from a string and skip over it.
diff --git a/src/evalfunc.c b/src/evalfunc.c
index 780458af9..dc2c14c3d 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -5980,9 +5980,7 @@ f_has(typval_T *argvars, typval_T *rettv)
 #ifdef FEAT_LISP
 	"lispindent",
 #endif
-#ifdef FEAT_LISTCMDS
 	"listcmds",
-#endif
 #ifdef FEAT_LOCALMAP
 	"localmap",
 #endif
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 6845be57d..e13d34cc0 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3745,10 +3745,8 @@ do_ecmd(
 		fname_case(sfname, 0);   /* set correct case for sfname */
 #endif
 
-#ifdef FEAT_LISTCMDS
 	if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL))
 	    goto theend;
-#endif
 
 	if (ffname == NULL)
 	    other_file = TRUE;
@@ -3830,9 +3828,7 @@ do_ecmd(
      */
     if (other_file)
     {
-#ifdef FEAT_LISTCMDS
 	if (!(flags & ECMD_ADDBUF))
-#endif
 	{
 	    if (!cmdmod.keepalt)
 		curwin->w_alt_fnum = curbuf->b_fnum;
@@ -3844,7 +3840,6 @@ do_ecmd(
 	    buf = buflist_findnr(fnum);
 	else
 	{
-#ifdef FEAT_LISTCMDS
 	    if (flags & ECMD_ADDBUF)
 	    {
 		linenr_T	tlnum = 1L;
@@ -3858,7 +3853,6 @@ do_ecmd(
 		(void)buflist_new(ffname, sfname, tlnum, BLN_LISTED);
 		goto theend;
 	    }
-#endif
 	    buf = buflist_new(ffname, sfname, 0L,
 		    BLN_CURBUF | ((flags & ECMD_SET_HELP) ? 0 : BLN_LISTED));
 
@@ -4016,11 +4010,7 @@ do_ecmd(
     }
     else /* !other_file */
     {
-	if (
-#ifdef FEAT_LISTCMDS
-		(flags & ECMD_ADDBUF) ||
-#endif
-		check_fname() == FAIL)
+	if ((flags & ECMD_ADDBUF) || check_fname() == FAIL)
 	    goto theend;
 
 	oldbuf = (flags & ECMD_OLDBUF);
diff --git a/src/ex_cmds2.c b/src/ex_cmds2.c
index d4ddb82b7..83f09661c 100644
--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -2440,9 +2440,7 @@ static char_u	*do_one_arg(char_u *str);
 static int	do_arglist(char_u *str, int what, int after);
 static void	alist_check_arg_idx(void);
 static int	editing_arg_idx(win_T *win);
-#ifdef FEAT_LISTCMDS
 static int	alist_add_list(int count, char_u **files, int after);
-#endif
 #define AL_SET	1
 #define AL_ADD	2
 #define AL_DEL	3
@@ -2567,10 +2565,8 @@ do_arglist(
     int		exp_count;
     char_u	**exp_files;
     int		i;
-#ifdef FEAT_LISTCMDS
     char_u	*p;
     int		match;
-#endif
     int		arg_escaped = TRUE;
 
     /*
@@ -2590,7 +2586,6 @@ do_arglist(
     if (get_arglist(&new_ga, str, arg_escaped) == FAIL)
 	return FAIL;
 
-#ifdef FEAT_LISTCMDS
     if (what == AL_DEL)
     {
 	regmatch_T	regmatch;
@@ -2637,7 +2632,6 @@ do_arglist(
 	ga_clear(&new_ga);
     }
     else
-#endif
     {
 	i = expand_wildcards(new_ga.ga_len, (char_u **)new_ga.ga_data,
 		&exp_count, &exp_files, EW_DIR|EW_FILE|EW_ADDSLASH|EW_NOTFOUND);
@@ -2648,14 +2642,12 @@ do_arglist(
 	    return FAIL;
 	}
 
-#ifdef FEAT_LISTCMDS
 	if (what == AL_ADD)
 	{
 	    (void)alist_add_list(exp_count, exp_files, after);
 	    vim_free(exp_files);
 	}
 	else /* what == AL_SET */
-#endif
 	    alist_set(ALIST(curwin), exp_count, exp_files, FALSE, NULL, 0);
     }
 
@@ -2737,16 +2729,11 @@ ex_args(exarg_T *eap)
 
     if (eap->cmdidx != CMD_args)
     {
-#if defined(FEAT_LISTCMDS)
 	alist_unlink(ALIST(curwin));
 	if (eap->cmdidx == CMD_argglobal)
 	    ALIST(curwin) = &global_alist;
 	else /* eap->cmdidx == CMD_arglocal */
 	    alist_new();
-#else
-	ex_ni(eap);
-	return;
-#endif
     }
 
     if (!ends_excmd(*eap->arg))
@@ -2757,10 +2744,7 @@ ex_args(exarg_T *eap)
 	 */
 	ex_next(eap);
     }
-    else
-#if defined(FEAT_LISTCMDS)
-	if (eap->cmdidx == CMD_args)
-#endif
+    else if (eap->cmdidx == CMD_args)
     {
 	/*
 	 * ":args": list arguments.
@@ -2781,7 +2765,6 @@ ex_args(exarg_T *eap)
 	    }
 	}
     }
-#if defined(FEAT_LISTCMDS)
     else if (eap->cmdidx == CMD_arglocal)
     {
 	garray_T	*gap = &curwin->w_alist->al_ga;
@@ -2800,7 +2783,6 @@ ex_args(exarg_T *eap)
 		    ++gap->ga_len;
 		}
     }
-#endif
 }
 
 /*
@@ -2951,7 +2933,6 @@ ex_next(exarg_T *eap)
     }
 }
 
-#if defined(FEAT_LISTCMDS) || defined(PROTO)
 /*
  * ":argedit"
  */
@@ -3312,8 +3293,6 @@ alist_add_list(
     return -1;
 }
 
-#endif /* FEAT_LISTCMDS */
-
 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
 /*
  * Function given to ExpandGeneric() to obtain the possible arguments of the
@@ -3329,6 +3308,7 @@ get_arglist_name(expand_T *xp UNUSED, int idx)
 }
 #endif
 
+
 #ifdef FEAT_EVAL
 /*
  * ":compiler[!] {name}"
@@ -5194,7 +5174,6 @@ source_finished(
 }
 #endif
 
-#if defined(FEAT_LISTCMDS) || defined(PROTO)
 /*
  * ":checktime [buffer]"
  */
@@ -5215,7 +5194,6 @@ ex_checktime(exarg_T *eap)
     }
     no_check_timestamps = save_no_check_timestamps;
 }
-#endif
 
 #if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
 	&& (defined(FEAT_EVAL) || defined(FEAT_MULTI_LANG))
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index c2d69670b..3a6c7cfb1 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -83,7 +83,6 @@ static void	ex_abclear(exarg_T *eap);
 #endif
 static void	ex_autocmd(exarg_T *eap);
 static void	ex_doautocmd(exarg_T *eap);
-#ifdef FEAT_LISTCMDS
 static void	ex_bunload(exarg_T *eap);
 static void	ex_buffer(exarg_T *eap);
 static void	ex_bmodified(exarg_T *eap);
@@ -91,20 +90,6 @@ static void	ex_bnext(exarg_T *eap);
 static void	ex_bprevious(exarg_T *eap);
 static void	ex_brewind(exarg_T *eap);
 static void	ex_blast(exarg_T *eap);
-#else
-# define ex_bunload		ex_ni
-# define ex_buffer		ex_ni
-# define ex_bmodified		ex_ni
-# define ex_bnext		ex_ni
-# define ex_bprevious		ex_ni
-# define ex_brewind		ex_ni
-# define ex_blast		ex_ni
-# define buflist_list		ex_ni
-# define ex_checktime		ex_ni
-#endif
-#if !defined(FEAT_LISTCMDS)
-# define ex_buffer_all		ex_ni
-#endif
 static char_u	*getargcmd(char_u **);
 static char_u	*skip_cmd_arg(char_u *p, int rembs);
 static int	getargopt(exarg_T *eap);
@@ -184,12 +169,6 @@ static void	ex_goto(exarg_T *eap);
 static void	ex_shell(exarg_T *eap);
 static void	ex_preserve(exarg_T *eap);
 static void	ex_recover(exarg_T *eap);
-#ifndef FEAT_LISTCMDS
-# define ex_argedit		ex_ni
-# define ex_argadd		ex_ni
-# define ex_argdelete		ex_ni
-# define ex_listdo		ex_ni
-#endif
 static void	ex_mode(exarg_T *eap);
 static void	ex_wrongmodifier(exarg_T *eap);
 static void	ex_find(exarg_T *eap);
@@ -2838,7 +2817,6 @@ do_one_cmd(
 	    goto doend;
     }
 
-#ifdef FEAT_LISTCMDS
     /*
      * Accept buffer name.  Cannot be used at the same time with a buffer
      * number.  Don't do this for a user command.
@@ -2867,7 +2845,6 @@ do_one_cmd(
 	ea.addr_count = 1;
 	ea.arg = skipwhite(p);
     }
-#endif
 
     /* The :try command saves the emsg_silent flag, reset it here when
      * ":silent! try" was used, it should only apply to :try itself. */
@@ -4108,7 +4085,6 @@ set_one_cmd_context(
 	    set_context_in_sign_cmd(xp, arg);
 	    break;
 #endif
-#ifdef FEAT_LISTCMDS
 	case CMD_bdelete:
 	case CMD_bwipeout:
 	case CMD_bunload:
@@ -4121,7 +4097,6 @@ set_one_cmd_context(
 	    xp->xp_context = EXPAND_BUFFERS;
 	    xp->xp_pattern = arg;
 	    break;
-#endif
 #ifdef FEAT_USR_CMDS
 	case CMD_USER:
 	case CMD_USER_BUF:
@@ -5528,7 +5503,6 @@ ex_doautocmd(exarg_T *eap)
 	do_modelines(0);
 }
 
-#ifdef FEAT_LISTCMDS
 /*
  * :[N]bunload[!] [N] [bufname] unload buffer
  * :[N]bdelete[!] [N] [bufname] delete buffer from buffer list
@@ -5627,7 +5601,6 @@ ex_blast(exarg_T *eap)
     if (eap->do_ecmd_cmd != NULL)
 	do_cmdline_cmd(eap->do_ecmd_cmd);
 }
-#endif
 
     int
 ends_excmd(int c)
@@ -7988,7 +7961,6 @@ alist_unlink(alist_T *al)
     }
 }
 
-#if defined(FEAT_LISTCMDS) || defined(HAVE_DROP_FILE) || defined(PROTO)
 /*
  * Create a new argument list and use it for the current window.
  */
@@ -8008,7 +7980,6 @@ alist_new(void)
 	alist_init(curwin->w_alist);
     }
 }
-#endif
 
 #if !defined(UNIX) || defined(PROTO)
 /*
@@ -8680,9 +8651,7 @@ do_exedit(
 		    + (eap->forceit ? ECMD_FORCEIT : 0)
 		      /* after a split we can use an existing buffer */
 		    + (old_curwin != NULL ? ECMD_OLDBUF : 0)
-#ifdef FEAT_LISTCMDS
 		    + (eap->cmdidx == CMD_badd ? ECMD_ADDBUF : 0 )
-#endif
 		    , old_curwin == NULL ? curwin : NULL) == FAIL)
 	{
 	    /* Editing the file failed.  If the window was split, close it. */
diff --git a/src/feature.h b/src/feature.h
index 9754d0bc6..5b915b838 100644
--- a/src/feature.h
+++ b/src/feature.h
@@ -101,15 +101,6 @@
  */
 
 /*
- * +listcmds		Vim commands for the buffer list and the argument
- *			list.  Without this there is no ":buffer" ":bnext",
- *			":bdel", ":argdelete", etc.
- */
-#ifdef FEAT_NORMAL
-# define FEAT_LISTCMDS
-#endif
-
-/*
  * +cmdhist		Command line history.
  */
 #ifdef FEAT_SMALL
@@ -1252,10 +1243,9 @@
 #endif
 
 /*
- * The Netbeans feature requires +listcmds and +eval.
+ * The Netbeans feature requires +eval.
  */
-#if (!defined(FEAT_LISTCMDS) || !defined(FEAT_EVAL)) \
-	&& defined(FEAT_NETBEANS_INTG)
+#if !defined(FEAT_EVAL) && defined(FEAT_NETBEANS_INTG)
 # undef FEAT_NETBEANS_INTG
 #endif
 
diff --git a/src/version.c b/src/version.c
index 1e277129c..ae154b4e1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -332,11 +332,7 @@ static char *(features[]) =
 #else
 	"-lispindent",
 #endif
-#ifdef FEAT_LISTCMDS
 	"+listcmds",
-#else
-	"-listcmds",
-#endif
 #ifdef FEAT_LOCALMAP
 	"+localmap",
 #else
@@ -767,6 +763,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1650,
+/**/
     1649,
 /**/
     1648,