RE: Problems with echo. (echo period)

[Dave Korn]

On 18 April 2007 05:35, Aaron Shatters wrote:

>> Btw, you can have an empty line with cmd's echo if you say `echo""'.
> 
> No, for the cmd.exe shell, echo"" doesn't seem to be working.

  It WFM, but it's vital not to use a space:


Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

C:\Documents and Settings\dk>echo ""
""

C:\Documents and Settings\dk>echo""


C:\Documents and Settings\dk>

 
> If not... just add
> 
> #ifdef WINDOWS32
>       case '.':
>         /* Handle special case where echo is immediately following by a '.'
>         */ if ((!unixy_shell) &&
>             (0 == i) &&
>             ((p - line) >= 4) &&
>             (0 == strncmp(p-4,"echo",4)))
>         {
>           goto slow;
>         }
>         /* intentionally omit break;, fall through to default */
> #endif
> 
> in front of
> 
>       default:
>         *ap++ = *p;
>         break;
> 
> in the "construct_command_argv_internal" function

  Far simpler to just add "echo." as an explicit entry in the sh_cmds_dos
array, no?


    cheers,
      DaveK
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