Re: DBD::Pg errstr method doesn't return full error messages - Mailing list pgsql-general

From Bruce Momjian
Subject Re: DBD::Pg errstr method doesn't return full error messages
Date
Msg-id 200105081854.f48Is1g22514@candle.pha.pa.us
Whole thread Raw
In response to Re: DBD::Pg errstr method doesn't return full error messages  ("Peter Haworth" <pmh@edison.ioppublishing.com>)
List pgsql-general
Has this gotten back to the DBD Perl maintainers?


> On Thu, 3 May 2001 15:24:31 -0400, Vivek Khera wrote:
> > Hi, I'm using DBD::Pg version 0.98 with Postgres 7.1.  I'm noticing
> > that quite often on an error, the $dbh->errstr method doesn't return
> > the full error.
>
> Here's a patch to DBD::Pg 0.98 which fixes this:
>
> --- dbdimp.c.orig       Tue May  1 11:46:47 2001
> +++ dbdimp.c    Tue May  1 11:55:26 2001
> @@ -72,18 +72,21 @@
>      char *error_msg;
>  {
>      D_imp_xxh(h);
> -    char *err, *src, *dst;
> +    char *err, *src, *dst, *end;
>      int  len  = strlen(error_msg);
>
> -    err = (char *)malloc(strlen(error_msg + 1));
> +    err = (char *)malloc(len + 1);
>      if (!err) {
>        return;
>      }
> +    /* Remove trailing newlines, allowing for multi-line messages */
> +    for(end = error_msg + len; end > error_msg && end[-1] == '\n'; --end);
> +
>      src = error_msg;
>      dst = err;
>
>      /* copy error message without trailing newlines */
> -    while (*dst != '\0' && *dst != '\n') {
> +    while (src < end){
>          *dst++ = *src++;
>      }
>      *dst = '\0';
>
> --
>     Peter Haworth    pmh@edison.ioppublishing.com
> "A good messenger expects to get shot."
>     --Larry Wall
>
> ---------------------------(end of broadcast)---------------------------
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>

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