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guix/gnu/packages/aux-files/guile-launcher.c
Ludovic Courtès 1d4ab335b2
self: Use a 'guile' that doesn't complain about locales.
Since commit ba48895899, selected UTF-8
locales are bundled.  However, because 'guix-command' is itself a Guile
script, users would still see Guile's warning, particularly on foreign
distros:

  $ LC_ALL=sdf guix foo
  guile: warning: failed to install locale
  hint: Consider installing the `glibc-utf8-locales' [...]

User commands would print that warning, but more importantly, each
invocation of 'guix substitute' would print it, even though
'guix-daemon.service' explicitly chooses "en_US.utf8", which is in
'glibc-utf8-locales'.  This leads to confusion since users would keep
seeing this message unless/until they realize they also need to install
'glibc-utf8-locales' in root's profile.

This patch gets rid of "guile: warning: ..." for a guix-pulled 'guix'
command.

* guix/self.scm (specification->package): Add "gcc-toolchain".
(quiet-guile): New procedure.
(guix-command): Use it.
* gnu/packages/aux-files/guile-launcher.c: New file.
* Makefile.am (AUX_FILES): Add it.
2020-10-05 23:19:19 +02:00

47 lines
1.6 KiB
C

/* GNU Guix --- Functional package management for GNU
Copyright 1996-1997,2000-2001,2006,2008,2011,2013,2018
Free Software Foundation, Inc.
Copyright (C) 2020 Ludovic Courtès <ludo@gnu.org>
This file is part of GNU Guix.
GNU Guix is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or (at
your option) any later version.
GNU Guix is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. */
/* This file implements a variant of the 'guile' executable that does not
complain about locale issues. */
#include <locale.h>
#include <libguile.h>
static void
inner_main (void *unused, int argc, char **argv)
{
scm_shell (argc, argv);
}
int
main (int argc, char **argv)
{
/* Try to install the current locale; remain silent if it fails. */
if (setlocale (LC_ALL, "") == NULL)
/* The 'guix pull'-provided 'guix' includes at least en_US.utf8 so use
that. That gives us UTF-8 support for 'scm_to_locale_string', etc.,
which is always preferable over the C locale. */
setlocale (LC_ALL, "en_US.utf8");
scm_install_gmp_memory_functions = 1;
scm_boot_guile (argc, argv, inner_main, 0);
return 0; /* never reached */
}