/* GNU Guix --- Functional package management for GNU
   Copyright (C) 2016, 2017 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/>.  */

/* Interface to built-in derivation builders.  */

#pragma once

#include <derivations.hh>
#include <map>
#include <string>

namespace nix {

    inline bool isBuiltin(const Derivation & drv)
    {
	return string(drv.builder, 0, 8) == "builtin:";
    }

    /* Build DRV, which lives at DRVPATH.  */
    typedef void (*derivationBuilder) (const Derivation &drv,
				       const std::string &drvPath,
				       const std::string &output);

    /* Return the built-in builder called BUILDER, or NULL if none was
       found.  */
    derivationBuilder lookupBuiltinBuilder(const std::string &builder);

    /* Return the list of supported built-in builder names.  */
    std::list<std::string> builtinBuilderNames();
}
ux/update-NEWS.scm?id=d7922f488b658b1adb5aff09f04a9bed0221aee1'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/build-aux/update-NEWS.scm'>
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<div class='path'>path: <a href='/guix/log/?id=d7922f488b658b1adb5aff09f04a9bed0221aee1'>root</a>/<a href='/guix/log/build-aux?id=d7922f488b658b1adb5aff09f04a9bed0221aee1'>build-aux</a>/<a href='/guix/log/build-aux/update-NEWS.scm?id=d7922f488b658b1adb5aff09f04a9bed0221aee1'>update-NEWS.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/build-aux/update-NEWS.scm?id=d7922f488b658b1adb5aff09f04a9bed0221aee1&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-05-20 11:50:21 +0200'>2019-05-20</span></td><td><a href='/guix/commit/build-aux/update-NEWS.scm?id=996ecaf64e397341dbed70198032ce828040e5ac'>maint: update-NEWS: Track "gcc-toolchain", not "gcc".</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to d78010b81ee6ef4fd8803082e2f401b9e55b44db.

* build-aux/update-NEWS.scm (write-packages-updates)[important]: Replace
"gcc" by "gcc-toolchain".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-12-05 00:08:34 +0100'>2018-12-05</span></td><td><a href='/guix/commit/build-aux/update-NEWS.scm?id=e3c03952be99419b958e98e5934fb3b86f71165d'>maint: update-NEWS: Don't produce full package lists.</a><span class='msg-avail'>...<span class='msg-tooltip'>The lists of new and upgraded packages in 'NEWS' had become way too long
and redundant with what 'guix pull' reports.

* build-aux/update-NEWS.scm (write-packages-added): Don't print ADDED.
(write-packages-updates)[important, table, latest, noteworthy]: New
variables.
Print NOTEWORTHY rather than all of UPGRADED.
(main): Print PREVIOUS-VERSION and NEW-VERSION.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-09-02 16:43:10 +0200'>2018-09-02</span></td><td><a href='/guix/commit/build-aux/update-NEWS.scm?id=fe634eaf93ba40862acdf62d7f197c6f19f0651c'>Add (guix describe) and use it to initialize '%package-search-path'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/describe.scm: New file.
* Makefile.am (MODULES): Add it.
* gnu/packages.scm (%default-package-module-path): New variable.
(%package-module-path): Honor 'package-path-entries'.
* build-aux/update-NEWS.scm (main): Use %DEFAULT-PACKAGE-MODULE-PATH
instead of (last (%package-module-path)).
</span></span></td><td>Ludovic Courtès</td></tr>