[Tcsh] How to debug bug 74

[Dr. Werner Fink]

On Mon, Apr 08, 2019 at 02:04:37PM +0200, Dr. Werner Fink wrote:

> --- tcsh-6.20.00/sh.c	2017-07-19 12:29:15.512471750 +0200
> +++ tcsh-6.20.00/sh.c	2019-04-08 13:35:32.462771640 +0200
> @@ -2188,14 +2188,15 @@ process(int catch)
>  	    stderror(ERR_OLD);
>  	}
>  
> -	postcmd();
>  	/*
>  	 * Execute the parse tree From: Michael Schroeder
>  	 * <mlschroe at immd4.informatik.uni-erlangen.de> was execute(t, tpgrp);
>  	 */
>  	execute(t, (tpgrp > 0 ? tpgrp : -1), NULL, NULL, TRUE);
>  	freesyn(t);
> +	setcopy(STR_, InputBuf, VAR_READWRITE | VAR_NOGLOB);
>  
> +	postcmd();	/* The potential aliasrun() might destroy the parse tree */
>  	/*
>  	 * Made it!
>  	 */
> @@ -2204,7 +2205,6 @@ process(int catch)
>  	    (void) check_window_size(0);	/* for window systems */
>  	}
>  #endif /* SIG_WINDOW */
> -	setcopy(STR_, InputBuf, VAR_READWRITE | VAR_NOGLOB);
>      cmd_done:
>  	if (cleanup_reset())
>  	    cleanup_until(&paraml);

Hmm ... know the test case aliases.at at line 32 fails due
reverse order of the output.  Any way to get the parse tree
of the aliasrun() and process() not to interfere?

Werner

-- 
  "Having a smoking section in a restaurant is like having
          a peeing section in a swimming pool." -- Edward Burr
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