path: root/data/vim/patches/8.1.1112

To: vim_dev@googlegroups.com
Subject: Patch 8.1.1112
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------

Patch 8.1.1112
Problem:    Duplicate code in quickfix file.
Solution:   Move code into functions. (Yegappan Lakshmanan, closes #4207)
Files:	    src/quickfix.c, src/testdir/test_quickfix.vim


*** ../vim-8.1.1111/src/quickfix.c	2019-03-31 15:31:54.592053004 +0200
--- src/quickfix.c	2019-04-04 14:00:13.428106803 +0200
***************
*** 2161,2166 ****
--- 2161,2214 ----
  }
  
  /*
+  * Get the quickfix/location list stack to use for the specified Ex command.
+  * For a location list command, returns the stack for the current window.  If
+  * the location list is not found, then returns NULL and prints an error
+  * message if 'print_emsg' is TRUE.
+  */
+     static qf_info_T *
+ qf_cmd_get_stack(exarg_T *eap, int print_emsg)
+ {
+     qf_info_T	*qi = &ql_info;
+ 
+     if (is_loclist_cmd(eap->cmdidx))
+     {
+ 	qi = GET_LOC_LIST(curwin);
+ 	if (qi == NULL)
+ 	{
+ 	    if (print_emsg)
+ 		emsg(_(e_loclist));
+ 	    return NULL;
+ 	}
+     }
+ 
+     return qi;
+ }
+ 
+ /*
+  * Get the quickfix/location list stack to use for the specified Ex command.
+  * For a location list command, returns the stack for the current window.
+  * If the location list is not present, then allocates a new one.
+  * Returns NULL if the allocation fails.  For a location list command, sets
+  * 'pwinp' to curwin.
+  */
+     static qf_info_T *
+ qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp)
+ {
+     qf_info_T	*qi = &ql_info;
+ 
+     if (is_loclist_cmd(eap->cmdidx))
+     {
+ 	qi = ll_get_or_alloc_list(curwin);
+ 	if (qi == NULL)
+ 	    return NULL;
+ 	*pwinp = curwin;
+     }
+ 
+     return qi;
+ }
+ 
+ /*
   * Copy location list entries from 'from_qfl' to 'to_qfl'.
   */
      static int
***************
*** 3512,3528 ****
      int		plus = FALSE;
      int		all = eap->forceit;	// if not :cl!, only show
  					// recognised errors
!     qf_info_T	*qi = &ql_info;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi)))
      {
--- 3560,3569 ----
      int		plus = FALSE;
      int		all = eap->forceit;	// if not :cl!, only show
  					// recognised errors
!     qf_info_T	*qi;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi)))
      {
***************
*** 3647,3664 ****
      void
  qf_age(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      int		count;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      if (eap->addr_count != 0)
  	count = eap->line2;
--- 3688,3698 ----
      void
  qf_age(exarg_T *eap)
  {
!     qf_info_T	*qi;
      int		count;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      if (eap->addr_count != 0)
  	count = eap->line2;
***************
*** 3695,3705 ****
      void
  qf_history(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      int		i;
  
-     if (is_loclist_cmd(eap->cmdidx))
- 	qi = GET_LOC_LIST(curwin);
      if (qf_stack_empty(qi))
  	msg(_("No entries"));
      else
--- 3729,3737 ----
      void
  qf_history(exarg_T *eap)
  {
!     qf_info_T	*qi = qf_cmd_get_stack(eap, FALSE);
      int		i;
  
      if (qf_stack_empty(qi))
  	msg(_("No entries"));
      else
***************
*** 3908,3923 ****
      void
  ex_cwindow(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      qf_list_T	*qfl;
      win_T	*win;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	    return;
!     }
  
      qfl = qf_get_curlist(qi);
  
--- 3940,3951 ----
      void
  ex_cwindow(exarg_T *eap)
  {
!     qf_info_T	*qi;
      qf_list_T	*qfl;
      win_T	*win;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      qfl = qf_get_curlist(qi);
  
***************
*** 3946,3959 ****
  ex_cclose(exarg_T *eap)
  {
      win_T	*win = NULL;
!     qf_info_T	*qi = &ql_info;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	    return;
!     }
  
      // Find existing quickfix window and close it.
      win = qf_find_win(qi);
--- 3974,3983 ----
  ex_cclose(exarg_T *eap)
  {
      win_T	*win = NULL;
!     qf_info_T	*qi;
  
!     if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL)
! 	return;
  
      // Find existing quickfix window and close it.
      win = qf_find_win(qi);
***************
*** 4100,4120 ****
      void
  ex_copen(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      qf_list_T	*qfl;
      int		height;
      int		status = FAIL;
      int		lnum;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      incr_quickfix_busy();
  
--- 4124,4137 ----
      void
  ex_copen(exarg_T *eap)
  {
!     qf_info_T	*qi;
      qf_list_T	*qfl;
      int		height;
      int		status = FAIL;
      int		lnum;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      incr_quickfix_busy();
  
***************
*** 4183,4200 ****
      void
  ex_cbottom(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      win_T	*win;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      win = qf_find_win(qi);
      if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count)
--- 4200,4210 ----
      void
  ex_cbottom(exarg_T *eap)
  {
!     qf_info_T	*qi;
      win_T	*win;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      win = qf_find_win(qi);
      if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count)
***************
*** 4812,4830 ****
      int
  qf_get_size(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      qf_list_T	*qfl;
      qfline_T	*qfp;
      int		i, sz = 0;
      int		prev_fnum = 0;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	// Location list
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	    return 0;
!     }
  
      qfl = qf_get_curlist(qi);
      FOR_ALL_QFL_ITEMS(qfl, qfp, i)
--- 4822,4835 ----
      int
  qf_get_size(exarg_T *eap)
  {
!     qf_info_T	*qi;
      qf_list_T	*qfl;
      qfline_T	*qfp;
      int		i, sz = 0;
      int		prev_fnum = 0;
  
!     if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL)
! 	return 0;
  
      qfl = qf_get_curlist(qi);
      FOR_ALL_QFL_ITEMS(qfl, qfp, i)
***************
*** 4852,4866 ****
      int
  qf_get_cur_idx(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	// Location list
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	    return 0;
!     }
  
      return qf_get_curlist(qi)->qf_index;
  }
--- 4857,4866 ----
      int
  qf_get_cur_idx(exarg_T *eap)
  {
!     qf_info_T	*qi;
  
!     if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL)
! 	return 0;
  
      return qf_get_curlist(qi)->qf_index;
  }
***************
*** 4872,4890 ****
      int
  qf_get_cur_valid_idx(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      qf_list_T	*qfl;
      qfline_T	*qfp;
      int		i, eidx = 0;
      int		prev_fnum = 0;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	// Location list
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	    return 1;
!     }
  
      qfl = qf_get_curlist(qi);
      qfp = qfl->qf_start;
--- 4872,4885 ----
      int
  qf_get_cur_valid_idx(exarg_T *eap)
  {
!     qf_info_T	*qi;
      qf_list_T	*qfl;
      qfline_T	*qfp;
      int		i, eidx = 0;
      int		prev_fnum = 0;
  
!     if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL)
! 	return 1;
  
      qfl = qf_get_curlist(qi);
      qfp = qfl->qf_start;
***************
*** 4967,4984 ****
      void
  ex_cc(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      int		errornr;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      if (eap->addr_count > 0)
  	errornr = (int)eap->line2;
--- 4962,4972 ----
      void
  ex_cc(exarg_T *eap)
  {
!     qf_info_T	*qi;
      int		errornr;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      if (eap->addr_count > 0)
  	errornr = (int)eap->line2;
***************
*** 5017,5035 ****
      void
  ex_cnext(exarg_T *eap)
  {
!     qf_info_T	*qi = &ql_info;
      int		errornr;
      int		dir;
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = GET_LOC_LIST(curwin);
! 	if (qi == NULL)
! 	{
! 	    emsg(_(e_loclist));
! 	    return;
! 	}
!     }
  
      if (eap->addr_count > 0
  	    && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo
--- 5005,5016 ----
      void
  ex_cnext(exarg_T *eap)
  {
!     qf_info_T	*qi;
      int		errornr;
      int		dir;
  
!     if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL)
! 	return;
  
      if (eap->addr_count > 0
  	    && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo
***************
*** 5410,5416 ****
      char_u	*s;
      char_u	*p;
      int		fi;
!     qf_info_T	*qi = &ql_info;
      qf_list_T	*qfl;
      int_u	save_qfid;
      win_T	*wp = NULL;
--- 5391,5397 ----
      char_u	*s;
      char_u	*p;
      int		fi;
!     qf_info_T	*qi;
      qf_list_T	*qfl;
      int_u	save_qfid;
      win_T	*wp = NULL;
***************
*** 5439,5451 ****
  #endif
      }
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = ll_get_or_alloc_list(curwin);
! 	if (qi == NULL)
! 	    return;
! 	wp = curwin;
!     }
  
      if (eap->addr_count > 0)
  	tomatch = eap->line2;
--- 5420,5428 ----
  #endif
      }
  
!     qi = qf_cmd_get_or_alloc_stack(eap, &wp);
!     if (qi == NULL)
! 	return;
  
      if (eap->addr_count > 0)
  	tomatch = eap->line2;
***************
*** 6952,6958 ****
  ex_cbuffer(exarg_T *eap)
  {
      buf_T	*buf = NULL;
!     qf_info_T	*qi = &ql_info;
      char_u	*au_name = NULL;
      int		res;
      int_u	save_qfid;
--- 6929,6935 ----
  ex_cbuffer(exarg_T *eap)
  {
      buf_T	*buf = NULL;
!     qf_info_T	*qi;
      char_u	*au_name = NULL;
      int		res;
      int_u	save_qfid;
***************
*** 6972,6984 ****
      }
  
      // Must come after autocommands.
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = ll_get_or_alloc_list(curwin);
! 	if (qi == NULL)
! 	    return;
! 	wp = curwin;
!     }
  
      if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL)
  	return;
--- 6949,6957 ----
      }
  
      // Must come after autocommands.
!     qi = qf_cmd_get_or_alloc_stack(eap, &wp);
!     if (qi == NULL)
! 	return;
  
      if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL)
  	return;
***************
*** 7059,7065 ****
  ex_cexpr(exarg_T *eap)
  {
      typval_T	*tv;
!     qf_info_T	*qi = &ql_info;
      char_u	*au_name = NULL;
      int		res;
      int_u	save_qfid;
--- 7032,7038 ----
  ex_cexpr(exarg_T *eap)
  {
      typval_T	*tv;
!     qf_info_T	*qi;
      char_u	*au_name = NULL;
      int		res;
      int_u	save_qfid;
***************
*** 7075,7087 ****
  #endif
      }
  
!     if (is_loclist_cmd(eap->cmdidx))
!     {
! 	qi = ll_get_or_alloc_list(curwin);
! 	if (qi == NULL)
! 	    return;
! 	wp = curwin;
!     }
  
      // Evaluate the expression.  When the result is a string or a list we can
      // use it to fill the errorlist.
--- 7048,7056 ----
  #endif
      }
  
!     qi = qf_cmd_get_or_alloc_stack(eap, &wp);
!     if (qi == NULL)
! 	return;
  
      // Evaluate the expression.  When the result is a string or a list we can
      // use it to fill the errorlist.
*** ../vim-8.1.1111/src/testdir/test_quickfix.vim	2019-03-17 16:39:01.566006172 +0100
--- src/testdir/test_quickfix.vim	2019-04-04 14:00:13.428106803 +0200
***************
*** 163,168 ****
--- 163,174 ----
  func XageTests(cchar)
    call s:setup_commands(a:cchar)
  
+   if a:cchar == 'l'
+     " No location list for the current window
+     call assert_fails('lolder', 'E776:')
+     call assert_fails('lnewer', 'E776:')
+   endif
+ 
    let list = [{'bufnr': bufnr('%'), 'lnum': 1}]
    call g:Xsetlist(list)
  
*** ../vim-8.1.1111/src/version.c	2019-04-04 13:44:31.035594516 +0200
--- src/version.c	2019-04-04 14:03:33.855089513 +0200
***************
*** 773,774 ****
--- 773,776 ----
  {   /* Add new patch number below this line */
+ /**/
+     1112,
  /**/

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 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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