Re: pgsql: Added files containing changes between gram.y and preproc.y.

From: Michael Meskes <meskes(at)postgresql(dot)org>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: Added files containing changes between gram.y and preproc.y.
Date: 2008-11-14 13:04:39
Message-ID: 20081114130439.GA6598@feivel.credativ.de
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On Fri, Nov 14, 2008 at 09:16:20AM -0300, Alvaro Herrera wrote:
> I stumbled upon this
>
> + case ET_FATAL:
> + if (yyin)
> + fclose(yyin);
> + if (yyout)
> + fclose(yyout);
> + if (unlink(output_filename) != 0 && *output_filename != '-')
> + fprintf(stderr, _("could not remove output file \"%s\"\n"), output_filename);
>
> and wondered if this works when you have an output file named
> "-foobar.c" or something like that ...

If this file is not deletable this will probably not work, I agree. This code
is pretty old and apparently no one ever tried but still also checking for
output_filename[1] beng blank or '\0' seems to make sense.

Michael
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