Your patch has been added to the PostgreSQL unapplied patches list at:

        http://momjian.postgresql.org/cgi-bin/pgpatches

I will try to apply it within the next 48 hours.

---------------------------------------------------------------------------


Reece Hart wrote:
> Okay, Tom, here's take II.
> 
> warning: I've handchecked the sgml, but the doc tools I've got installed
> die when I make man within doc/src/sgml. Specifically: 
> 
> Unknown SDATA: [pi    ] at
> /usr/share/sgml/docbook/utils-0.6.12/helpers/docbook2man-spec.pl line
> 1240, <STDIN> line 108418.
> 
> I get this on an unmodified 7.4.1 tree as well, so I presume it's
> because I've got an incompatible version of docbook2man-spec.pl . Tips?
> 
> -Reece
> 
> # add support for prompts with invisible characters to psql
> # 
> # This patch adds support for readline prompts which contain non-printing
> # characters as for colorized prompts or terminal title changes.  This was
> # nearly a direct lift from bash-2.05b's lib/readline/display.c, per
> # guidance from Chet Ramey.
> diff -ru --exclude='*.rej' --exclude='*.o' --exclude='*.orig' 
> postgresql-7.4.1-orig/doc/src/sgml/ref/psql-ref.sgml 
> postgresql-7.4.1/doc/src/sgml/ref/psql-ref.sgml
> --- postgresql-7.4.1-orig/doc/src/sgml/ref/psql-ref.sgml      2003-10-31 
> 17:56:29.000000000 -0800
> +++ postgresql-7.4.1/doc/src/sgml/ref/psql-ref.sgml   2004-01-16 09:56:54.000000000 
> -0800
> @@ -2236,6 +2236,30 @@
>        </varlistentry>
>  
>        <varlistentry>
> +        <term><literal>%[</literal> ... <literal>%]</literal></term>
> +     <listitem>
> +         <para>
> +              Prompts may contain terminal control characters which, for
> +              example, change the foreground, background, or style of the prompt
> +              text, or change the title of the terminal window. In order for
> +              the line editing features of readline to work properly, these
> +              non-printing control characters must be designated as invisible
> +              by surrounding them with <literal>%[</literal> and
> +              <literal>%]</literal>. Multiple pairs of these may occur within
> +              the prompt.  For example,
> +<programlisting>
> +testdb=> <userinput>\set PROMPT1 '%[%033[1;33;[EMAIL PROTECTED]/%R%[%033[0m%#%] 
> '</userinput>
> +</programlisting>
> +              results in a boldfaced (<literal>1;</literal>) yellow-on-black
> +              <literal>33;40</literal> prompt for color-capable terminals.
> +              See <ulink
> +              
> url="http://www.termsys.demon.co.uk/vtansi.htm";>http://www.termsys.demon.co.uk/vtansi.htm</a>
> +               for an example of allowable codes.
> +             </para>
> +        </listitem>
> +      </varlistentry>
> +
> +      <varlistentry>
>          <term><literal>%R</literal></term>
>       <listitem>
>       <para>
> diff -ru --exclude='*.rej' --exclude='*.o' --exclude='*.orig' 
> postgresql-7.4.1-orig/src/bin/psql/prompt.c postgresql-7.4.1/src/bin/psql/prompt.c
> --- postgresql-7.4.1-orig/src/bin/psql/prompt.c       2003-10-03 18:04:46.000000000 
> -0700
> +++ postgresql-7.4.1/src/bin/psql/prompt.c    2004-01-15 17:15:41.000000000 -0800
> @@ -13,6 +13,7 @@
>  #include "settings.h"
>  #include "common.h"
>  #include "variables.h"
> +#include "input.h"
>  
>  #ifdef WIN32
>  #include <io.h>
> @@ -241,6 +242,20 @@
>                                               buf[0] = '>';
>                                       break;
>  
> +                         case '[':
> +                         case ']':
> +#if defined (USE_READLINE)
> +                               buf[0] = '\001';
> +                               buf[1] = (*p == '[') ? RL_PROMPT_START_IGNORE : 
> RL_PROMPT_END_IGNORE;
> +                               buf[2] = '\0';
> +#else
> +                                       /* Should we remove text between %[ and %]
> +                                              e.g., for fancy prompts on dumb 
> terminals ?
> +                                              If so, under what conditions? */
> +#endif /* USE_READLINE */
> +                               break;
> +                             /* end case [ or ] */
> +                                     
>                                       /* execute command */
>                               case '`':
>                                       {
> 
> -- 
> Reece Hart, http://www.in-machina.com/~reece/, GPG:0x25EC91A0
> 
> 
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-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  [EMAIL PROTECTED]               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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