| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | ljb <ljb220(at)mindspring(dot)com> |
| Cc: | pgsql-bugs(at)postgresql(dot)org, pgsql-interfaces(at)postgresql(dot)org |
| Subject: | Re: pgtcl large object read/write corrupts binary data |
| Date: | 2003-10-29 18:33:09 |
| Message-ID: | 15956.1067452389@sss.pgh.pa.us |
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| Thread: | |
| Lists: | pgsql-bugs pgsql-interfaces |
ljb <ljb220(at)mindspring(dot)com> writes:
> [Using PostgreSQL-7.3.4 and -7.4beta5, Tcl-8.4.x.]
> Binary data written to a Large Object with libpgtcl's pg_lo_write is
> corrupted. Tcl is mangling the data - something to do with UTF-8
> conversion. Example: 0x80 becomes 0xc2 0x80, and 0xff becomes 0xc3 0xbf.
> ...
> Proposed Patch: (I think this requires Tcl >= 8.1)
Yeah, it appears that ByteArrayObj was added in Tcl 8.1. We were
already requiring Tcl 8.0 of course. Does anyone think that it's
important to continue support for Tcl 8.0.* in libpgtcl?
regards, tom lane
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