Horton

Re: making the backend's json parser work in frontend code

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Mahendra Singh Thalor <mahi6run@gmail.com>, Mark Dilger <mark.dilger@enterprisedb.com>, Andrew Dunstan <andrew.dunstan@2ndquadrant.com>, David Steele <david@pgmasters.net>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2020-01-28T17:20:07Z
Lists: pgsql-hackers 
On Tue, Jan 28, 2020 at 11:35 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> 3. Some compilers still don't understand that elog(ERROR) doesn't
> return, so you need a dummy return.  Perhaps pg_unreachable()
> would do as well, but project style has been the dummy return for
> a long time ... and I'm not entirely convinced by the assumption
> that every compiler understands pg_unreachable(), anyway.

Is the example of CreateDestReceiver() sufficient to show that this is
not a problem in practice?

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

Commits

  1. Add jsonapi.c to Mkvcbuild.pm's @pgcommonallfiles.

  2. Move jsonapi.c and jsonapi.h to src/common.

  3. Move some code from jsonapi.c to jsonfuncs.c.

  4. Adjust pg_parse_json() so that it does not directly ereport().

  5. Remove jsonapi.c's lex_accept().

  6. Split JSON lexer/parser from 'json' data type support.

  7. Rationalize code placement between wchar.c, encnames.c, and mbutils.c.

  8. Move wchar.c and encnames.c to src/common/.

  9. Update header comments for wchar.c and encnames.c.

  10. Make StringInfo available to frontend code.

  11. Use SASLprep to normalize passwords for SCRAM authentication.