Re: Issues with multi-line prompts and width of shells.

[Chet Ramey]

> Machine Type: i686-pc-linux-gnu
> 
> Bash Version: 3.0
> Patch Level: 0
> Release Status: release
> 
> Description:
> It seems that when using multiline prompts in Bash 3.0 there is some sort of
> issue with the terminal starting to wrap characters earlier, the longer the
> previous lines of prompt the less width of terminal is available to type
> commands in.
> 
> Repeat-By:
> export PS1='123456789 123456789 123456789 123456789 123456789 123456789\n\$ '
> 
> Then just type, you should see it starting to wrap at about 20 cols in.

Try this:

*** ../bash-3.0/lib/readline/display.c  Thu May 27 22:57:51 2004
--- lib/readline/display.c      Wed Jul 28 13:48:04 2004
***************
*** 352,356 ****
                                       &prompt_last_invisible,
                                       (int *)NULL,
!                                      (int *)NULL);
        c = *t; *t = '\0';
        /* The portion of the prompt string up to and including the
--- 352,356 ----
                                       &prompt_last_invisible,
                                       (int *)NULL,
!                                      &prompt_physical_chars);
        c = *t; *t = '\0';
        /* The portion of the prompt string up to and including the
***************
*** 359,363 ****
                                                   (int *)NULL,
                                                   
&prompt_invis_chars_first_line,
!                                                  &prompt_physical_chars);
        *t = c;
        return (prompt_prefix_length);
--- 359,363 ----
                                                   (int *)NULL,
                                                   
&prompt_invis_chars_first_line,
!                                                  (int *)NULL);
        *t = c;
        return (prompt_prefix_length);


-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet )
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Chet Ramey, ITS, CWRU    chet@po.cwru.edu    http://tiswww.tis.cwru.edu/~chet/