Patch applied. Thanks.
---
Andrew Dunstan wrote:
>
>
> I wrote:
>
> >
> > If it bothers you that much. I'd make a flag, cleared at the start of
> > each COPY, and then where we test for CR or LF in CopyAttributeOutCSV,
> > if the flag is not set then set it and issue the warning.
>
>
>
> I didn't realise until Bruce told me just now that I was on the hook for
> this. I guess i should keep my big mouth shut. (Yeah, that's gonna
> happen ...)
>
> Anyway, here's a tiny patch that does what I had in mind.
>
> cheers
>
> andrew
[ text/x-patch is unsupported, treating like TEXT/PLAIN ]
> Index: copy.c
> ===
> RCS file: /home/cvsmirror/pgsql/src/backend/commands/copy.c,v
> retrieving revision 1.234
> diff -c -r1.234 copy.c
> *** copy.c6 Nov 2004 17:46:27 - 1.234
> --- copy.c2 Dec 2004 23:34:20 -
> ***
> *** 98,103
> --- 98,104
> static EolType eol_type;/* EOL type of input */
> static int client_encoding;/* remote side's character encoding */
> static int server_encoding;/* local encoding */
> + static bool embedded_line_warning;
>
> /* these are just for error messages, see copy_in_error_callback */
> static bool copy_binary;/* is it a binary copy? */
> ***
> *** 1190,1195
> --- 1191,1197
> attr = tupDesc->attrs;
> num_phys_attrs = tupDesc->natts;
> attr_count = list_length(attnumlist);
> + embedded_line_warning = false;
>
> /*
>* Get info about the columns we need to process.
> ***
> *** 2627,2632
> --- 2629,2653
>!use_quote && (c = *test_string) != '\0';
>test_string += mblen)
> {
> + /*
> + * We don't know here what the surrounding line end characters
> + * might be. It might not even be under postgres' control. So
> + * we simple warn on ANY embedded line ending character.
> + *
> + * This warning will disappear when we make line parsing
> field-aware,
> + * so that we can reliably read in embedded line ending
> characters
> + * regardless of the file's line-end context.
> + *
> + */
> +
> + if (!embedded_line_warning && (c == '\n' || c == '\r') )
> + {
> + embedded_line_warning = true;
> + elog(WARNING,
> + "CSV fields with embedded linefeed or carriage
> return "
> + "characters might not be able to be
> reimported");
> + }
> +
> if (c == delimc || c == quotec || c == '\n' || c == '\r')
> use_quote = true;
> if (!same_encoding)
>
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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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