#pragma once

#include "derivations.hh"


namespace nix {


/* Read a derivation, after ensuring its existence through
   ensurePath(). */
Derivation derivationFromPath(StoreAPI & store, const Path & drvPath);

/* Place in `paths' the set of all store paths in the file system
   closure of `storePath'; that is, all paths than can be directly or
   indirectly reached from it.  `paths' is not cleared.  If
   `flipDirection' is true, the set of paths that can reach
   `storePath' is returned; that is, the closures under the
   `referrers' relation instead of the `references' relation is
   returned. */
void computeFSClosure(StoreAPI & store, const Path & path,
    PathSet & paths, bool flipDirection = false,
    bool includeOutputs = false, bool includeDerivers = false);

/* Return the path corresponding to the output identifier `id' in the
   given derivation. */
Path findOutput(const Derivation & drv, string id);

bool willBuildLocally(const Derivation & drv);

bool substitutesAllowed(const Derivation & drv);


}
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<div class='path'>path: <a href='/guix/log/?id=e05dcecd0df49a397aba49585a626cae16a6306c'>root</a>/<a href='/guix/log/tests?id=e05dcecd0df49a397aba49585a626cae16a6306c'>tests</a>/<a href='/guix/log/tests/guix-package.sh?id=e05dcecd0df49a397aba49585a626cae16a6306c'>guix-package.sh</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/tests/guix-package.sh?id=e05dcecd0df49a397aba49585a626cae16a6306c&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-04-21 16:16:38 +0200'>2023-04-21</span></td><td><a href='/guix/commit/tests/guix-package.sh?id=37dd69b44511dc73eb04bdebe8d82c9a0386338e'>tests: Fix checks for expected failures.</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2022-12-20 16:56:03 +0100'>2022-12-20</span></td><td><a href='/guix/commit/tests/guix-package.sh?id=680970490c556ae0029aa1ba2b0faba162118186'>tests: Adjust 'guix package' test to latest package search metrics.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-05-23 16:24:46 +0200'>2022-05-23</span></td><td><a href='/guix/commit/tests/guix-package.sh?id=aaf547824e389b68c028c9b3fd4d15fd2991dc31'>scripts: package: Transform before creating manifest entries.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-18 14:14:38 +0100'>2022-02-18</span></td><td><a href='/guix/commit/tests/guix-package.sh?id=5a57313918a5c1bd5cf8238c2dcae64a03523952'>profiles: 'profile-derivation' rejects unsupported packages.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>