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To: vim_dev@googlegroups.com
Subject: Patch 7.3.054
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
------------

Patch 7.3.054
Problem:    Can define a user command for :Print, but it doesn't work. (Aaron
	    Thoma)
Solution:   Let user command :Print overrule the builtin command (Christian
	    Brabandt)  Disallow :X and :Next as a user defined command.
Files:	    src/ex_docmd.c


*** ../vim-7.3.053/src/ex_docmd.c	2010-10-13 17:50:02.000000000 +0200
--- src/ex_docmd.c	2010-11-10 18:33:18.000000000 +0100
***************
*** 2871,2878 ****
  	    }
  
  #ifdef FEAT_USR_CMDS
! 	/* Look for a user defined command as a last resort */
! 	if (eap->cmdidx == CMD_SIZE && *eap->cmd >= 'A' && *eap->cmd <= 'Z')
  	{
  	    /* User defined commands may contain digits. */
  	    while (ASCII_ISALNUM(*p))
--- 2871,2880 ----
  	    }
  
  #ifdef FEAT_USR_CMDS
! 	/* Look for a user defined command as a last resort.  Let ":Print" be
! 	 * overruled by a user defined command. */
! 	if ((eap->cmdidx == CMD_SIZE || eap->cmdidx == CMD_Print)
! 		&& *eap->cmd >= 'A' && *eap->cmd <= 'Z')
  	{
  	    /* User defined commands may contain digits. */
  	    while (ASCII_ISALNUM(*p))
***************
*** 5588,5593 ****
--- 5590,5596 ----
      int	    compl = EXPAND_NOTHING;
      char_u  *compl_arg = NULL;
      int	    has_attr = (eap->arg[0] == '-');
+     int	    name_len;
  
      p = eap->arg;
  
***************
*** 5613,5618 ****
--- 5616,5622 ----
  	return;
      }
      end = p;
+     name_len = (int)(end - name);
  
      /* If there is nothing after the name, and no attributes were specified,
       * we are listing commands
***************
*** 5627,5632 ****
--- 5631,5643 ----
  	EMSG(_("E183: User defined commands must start with an uppercase letter"));
  	return;
      }
+     else if ((name_len == 1 && *name == 'X')
+ 	  || (name_len <= 4
+ 		  && STRNCMP(name, "Next", name_len > 4 ? 4 : name_len) == 0))
+     {
+ 	EMSG(_("E841: Reserved name, cannot be used for user defined command"));
+ 	return;
+     }
      else
  	uc_add_command(name, end - name, p, argt, def, flags, compl, compl_arg,
  								eap->forceit);
***************
*** 9394,9400 ****
  ex_ptag(eap)
      exarg_T	*eap;
  {
!     g_do_tagpreview = p_pvh;
      ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
  }
  
--- 9405,9411 ----
  ex_ptag(eap)
      exarg_T	*eap;
  {
!     g_do_tagpreview = p_pvh;  /* will be reset to 0 in ex_tag_cmd() */
      ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
  }
  
*** ../vim-7.3.053/src/version.c	2010-11-10 17:11:29.000000000 +0100
--- src/version.c	2010-11-10 18:58:28.000000000 +0100
***************
*** 716,717 ****
--- 716,719 ----
  {   /* Add new patch number below this line */
+ /**/
+     54,
  /**/

-- 
You can be stopped by the police for biking over 65 miles per hour.
You are not allowed to walk across a street on your hands.
		[real standing laws in Connecticut, United States of America]

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\        download, build and distribute -- http://www.A-A-P.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///