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Re: [RFC] building postgres with meson - v13

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Nathan Bossart <nathandbossart@gmail.com>
Cc: Andrew Dunstan <andrew@dunslane.net>, Peter Eisentraut <peter.eisentraut@enterprisedb.com>, Tom Lane <tgl@sss.pgh.pa.us>, Thomas Munro <thomas.munro@gmail.com>, Justin Pryzby <pryzby@telsasoft.com>, samay sharma <smilingsamay@gmail.com>, Nazir Bilal Yavuz <byavuz81@gmail.com>, pgsql-hackers@postgresql.org
Date: 2022-09-22T20:28:09Z
Lists: pgsql-hackers 
Hi,

On 2022-09-22 13:05:33 -0700, Nathan Bossart wrote:
> I gave the meson build system a try, and it seems to work nicely.  It
> didn't take long at all to adapt my workflow.
> 
> A few notes from my experience:
> 
> * I'm using an Ubuntu-based distribution, and the version of meson that apt
> installed was not new enough for Postgres.  I ended up cloning meson [0]
> and using the newest tag.  This is no big deal.

I assume this is 20.04 LTS? If so, we're missing it by one version of meson
currently. There's unfortunately a few features that'd be a bit painful to not
have.


> * The installed binaries were unable to locate libraries like libpq.  I
> ended up setting the extra_lib_dirs option to the directory where these
> libraries were installed to fix this.  This one is probably worth
> investigating further.

I think that should be "fixed" in a later commit in the meson tree - any
chance you could try that?

https://github.com/anarazel/postgres/tree/meson


> * meson really doesn't like it when there are things leftover from
> configure/make.  Whenever I switch from make to meson, I have to run 'make
> maintainer-clean'.

Yes. I recommend building out-of-tree with autoconf as well.


> Otherwise, all of my usual build options, ccache, etc. are working just
> like before.  Nice work!

Cool!

Thanks for testing,

Andres Freund

Commits

  1. meson: Add 'running' test setup, as a replacement for installcheck

  2. meson: Add support for building with precompiled headers

  3. windows: Adjust FD_SETSIZE via commandline define

  4. meson: docs: Add xml{lint,proc} wrapper to collect dependencies

  5. meson: ecpg: Split definition of static and shared libraries

  6. windows: Set UMDF_USING_NTSTATUS globally, include ntstatus.h

  7. ci: Add hint about downloadable logs to README

  8. meson: Set up absolute rpaths to libdir

  9. meson: Include CFLAGS/c_args in summary and pg_config output

  10. windows: remove date from version number in win32ver.rc

  11. meson: Add initial version of meson based build system

  12. ci: windows: set error mode to not include SEM_NOGPFAULTERRORBOX

  13. Refactor PG_TEST_EXTRA logic in autoconf build

  14. Split TESTDIR into TESTLOGDIR and TESTDATADIR

  15. Don't hardcode tmp_check/ as test directory for tap tests

  16. Extend gendef.pl in preparation for meson

  17. Include c.h instead of postgres.h in src/port/*p{read,write}*.c

  18. Remove DLLTOOL, DLLWRAP from configure / Makefile.global.in

  19. Run xmllint validation only once

  20. Bump minimum Perl version to 5.14

  21. Move gramparse.h to src/backend/parser

  22. Run perltidy over Catalog.pm

  23. Parse catalog .dat files as a whole when compiling the backend

  24. Build all Flex files standalone

  25. Move private declarations shared between guc.c and guc-file.l to new header

  26. Preparatory refactoring for compiling guc-file.c standalone

  27. Move darwin sysroot determination into separate file

  28. Fix MSVC warning in compat_informix/rnull.pgc

  29. solaris: Use versioning scripts instead of -Bsymbolic

  30. Change shared library installation naming on macOS

  31. regress: allow to specify directory containing expected files, for ecpg

  32. Don't add HAVE_LDAP_H HAVE_WINLDAP_H to pg_config.h

  33. Refactor dtrace postprocessing make rules

  34. Add output directory option to gen_node_support.pl

  35. Add output directory argument to generate-unicode_norm_table.pl

  36. Add output file argument to generate-errcodes.pl

  37. Add output path arg in generate-lwlocknames.pl

  38. Move snowball_create.sql creation into perl file

  39. ecpg: Output dir, source dir, stamp file argument for preproc/*.pl

  40. psql: Output dir and dependency generation for sql_help

  41. Deal with paths containing \ and spaces in basebackup_to_shell tests

  42. Remove LLVM_CONFIG from Makefile.global.in

  43. Make update-unicode target work in vpath builds

  44. Refactor DLSUFFIX handling

  45. ldap tests: Add paths for openbsd.

  46. ldap tests: Don't run on unsupported operating systems.

  47. Remove check for accept() argument types

  48. Move our p{read,write}v replacements into their own files.

  49. Adjust yywrap macro for non-reentrant scanners for MSVC.

  50. Remove any -arch switches given in ExtUtils::Embed's ldopts from our

  51. Change PL/Perl and Pg interface build to use configured compiler and

  52. Apparently, on some systems, ExtUtils::Embed and MakeMaker are slightly