/* GNU Guix --- Functional package management for GNU
   Copyright (C) 2016-2019, 2023 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/>.  */

#include <builtins.hh>
#include <util.hh>
#include <globals.hh>

#include <unistd.h>
#include <cstdlib>

namespace nix {

static void builtinDownload(const Derivation &drv,
			    const std::string &drvPath,
			    const std::string &output)
{
    /* Invoke 'guix perform-download'.  */
    Strings args;
    args.push_back("perform-download");
    args.push_back(drvPath);

    /* Close all other file descriptors. */
    closeMostFDs(set<int>());

    const char *const argv[] =
      {
	  "guix", "perform-download", drvPath.c_str(), output.c_str(), NULL
      };

    /* Tell the script what the store file name is, so that
       'strip-store-file-name' (used for instance to determine the URL of
       content-addressed mirrors) works correctly.  */
    setenv("NIX_STORE", settings.nixStore.c_str(), 1);

    /* Tell it about options such as "print-extended-build-trace".  */
    setenv("_NIX_OPTIONS", settings.pack().c_str(), 1);

    const string program = settings.guixProgram;
    execv(program.c_str(), (char *const *) argv);

    throw SysError(format("failed to run download program '%1%'") % program);
}

static const std::map<std::string, derivationBuilder> builtins =
{
    { "download", builtinDownload },
    { "git-download", builtinDownload }
};

derivationBuilder lookupBuiltinBuilder(const std::string & name)
{
    if (name.substr(0, 8) == "builtin:")
    {
	auto realName = name.substr(8);
	auto builder = builtins.find(realName);
	return builder == builtins.end() ? NULL : builder->second;
    }
    else
	return NULL;
}

std::list<std::string> builtinBuilderNames()
{
    std::list<std::string> result;
    for(auto&& iter: builtins)
    {
	result.push_back(iter.first);
    }
    return result;
}

}
ages</a>/<a href='/guix/commit/gnu/packages/patches?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>patches</a>/<a href='/guix/commit/gnu/packages/patches/glibc-boot-2.16.0.patch?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>glibc-boot-2.16.0.patch</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='1c5901ae4e962b1726de909f3e402804a1e5984a'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Guillaume Le Vaillant &lt;glv@posteo.net&gt;</td><td class='right'>2020-07-19 11:33:52 +0200</td></tr>
<tr><th>committer</th><td>Guillaume Le Vaillant &lt;glv@posteo.net&gt;</td><td class='right'>2020-07-19 11:33:52 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/patches/glibc-boot-2.16.0.patch?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>1c5901ae4e962b1726de909f3e402804a1e5984a</a> (<a href='/guix/patch/gnu/packages/patches/glibc-boot-2.16.0.patch?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/guix/tree/?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>006f46d0a666369086d9e40584196bab3d487c18</a> /<a href='/guix/tree/gnu/packages/patches/glibc-boot-2.16.0.patch?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>gnu/packages/patches/glibc-boot-2.16.0.patch</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/patches/glibc-boot-2.16.0.patch?id=fd7b950858be1f57da2bbab89b105721095e73b8'>fd7b950858be1f57da2bbab89b105721095e73b8</a> (<a href='/guix/diff/gnu/packages/patches/glibc-boot-2.16.0.patch?id=1c5901ae4e962b1726de909f3e402804a1e5984a&amp;id2=fd7b950858be1f57da2bbab89b105721095e73b8'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='oid'><a href='/guix/snapshot/guix-1c5901ae4e962b1726de909f3e402804a1e5984a.tar.gz'>guix-1c5901ae4e962b1726de909f3e402804a1e5984a.tar.gz</a><br/><a href='/guix/snapshot/guix-1c5901ae4e962b1726de909f3e402804a1e5984a.zip'>guix-1c5901ae4e962b1726de909f3e402804a1e5984a.zip</a><br/></td></tr></table>
<div class='commit-subject'>gnu: sbcl-mcclim-fonts-truetype: Fix build.</div><div class='commit-msg'>* gnu/packages/lisp-xyz.scm (sbcl-mcclim-fonts-truetype)[inputs]: Add
  font-dejavu.
  [arguments]: Add 'fix-paths' phase and don't disable test phase.
</div><div class='diffstat-header'><a href='/guix/diff/?id=1c5901ae4e962b1726de909f3e402804a1e5984a'>Diffstat</a> (limited to 'gnu/packages/patches/glibc-boot-2.16.0.patch')</div><table summary='diffstat' class='diffstat'></table><div class='diffstat-summary'>0 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td></td></tr></table></div> <!-- class=content -->
                         <div class=footer>generated by
                             <a href="https://git.zx2c4.com/cgit/about/">
                                 cgit
                             </a>
                         </div>
                        </div> <!-- id=cgit -->
</body>
</html>