#pragma once

#include "types.hh"
#include "hash.hh"

#include <map>


namespace nix {


/* Extension of derivations in the Nix store. */
const string drvExtension = ".drv";


/* Abstract syntax of derivations. */

struct DerivationOutput
{
    Path path;
    string hashAlgo; /* hash used for expected hash computation */
    string hash; /* expected hash, may be null */
    DerivationOutput()
    {
    }
    DerivationOutput(Path path, string hashAlgo, string hash)
    {
        this->path = path;
        this->hashAlgo = hashAlgo;
        this->hash = hash;
    }
    void parseHashInfo(bool & recursive, HashType & hashType, Hash & hash) const;
};

typedef std::map<string, DerivationOutput> DerivationOutputs;

/* For inputs that are sub-derivations, we specify exactly which
   output IDs we are interested in. */
typedef std::map<Path, StringSet> DerivationInputs;

typedef std::map<string, string> StringPairs;

struct Derivation
{
    DerivationOutputs outputs; /* keyed on symbolic IDs */
    DerivationInputs inputDrvs; /* inputs that are sub-derivations */
    PathSet inputSrcs; /* inputs that are sources */
    string platform;
    Path builder;
    Strings args;
    StringPairs env;
};


class StoreAPI;


/* Write a derivation to the Nix store, and return its path. */
Path writeDerivation(StoreAPI & store,
    const Derivation & drv, const string & name, bool repair = false);

/* Read a derivation from a file. */
Derivation readDerivation(const Path & drvPath);

/* Print a derivation. */
string unparseDerivation(const Derivation & drv);

/* Check whether a file name ends with the extensions for
   derivations. */
bool isDerivation(const string & fileName);

/* Return true iff this is a fixed-output derivation. */
bool isFixedOutputDrv(const Derivation & drv);

Hash hashDerivationModulo(StoreAPI & store, Derivation drv);

/* Memoisation of hashDerivationModulo(). */
typedef std::map<Path, Hash> DrvHashes;

extern DrvHashes drvHashes;

/* Split a string specifying a derivation and a set of outputs
   (/nix/store/hash-foo!out1,out2,...) into the derivation path and
   the outputs. */
typedef std::pair<string, std::set<string> > DrvPathWithOutputs;
DrvPathWithOutputs parseDrvPathWithOutputs(const string & s);

Path makeDrvPathWithOutputs(const Path & drvPath, const std::set<string> & outputs);

bool wantOutput(const string & output, const std::set<string> & wanted);

PathSet outputPaths(const Derivation & drv);

}
 class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/tests/desktop.scm?id=18b3e5ebb8c5d992f0e0781b85080b0c087e523f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-08-16 11:24:10 -0400'>2023-08-16</span></td><td><a href='/guix/commit/gnu/tests/desktop.scm?id=132ddca5a4fb6d789f98866b5bf85be95306c969'>gnu: elogind: Update to 252.9.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/freedesktop.scm (elogind): Update to 252.9.
[source]: Replace elogind-revert-polkit-detection.patch with
elogind-fix-rpath.patch in patches.
[configure-flags]: Add the dbussystemservicedir, dbussessionservicedir,
dbussystemservicedir and dbus-interfaces-dir flags.
[phases] &lt;use-global-hook-directory&gt; Update list of patched files.
&lt;adjust-tests&gt; Update substitutions, and skip the copy_holes test.
[native-inputs]: Add python-jinja2.
[inputs]: Add util-linux:lib.
* gnu/services/desktop.scm (elogind-dbus-service)
&lt;elogind-dbus-service-wrapper&gt;: Add a symlink to elogind's
share/dbus-1/system.d to expose D-Bus policy configurations.
* gnu/tests/desktop.scm (run-elogind-test): Adjust expected result for the new
"linger" value.
* gnu/packages/patches/elogind-revert-polkit-detection.patch: Delete file.
* gnu/packages/patches/elogind-fix-rpath.patch: New file.
* gnu/local.mk (dist_patch_DATA): Update.

Series-to: 64938@debbugs.gnu.org
Series-prefix: elogind-updates
Series-version: 2
Series-changes: 2
- Fix elogind system test
- Install D-Bus policy files in elogind-dbus-service-wrapper
- Remove duplicate 'dbussystemservicedir' configure flag
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-05-14 23:14:25 +0200'>2023-05-14</span></td><td><a href='/guix/commit/gnu/tests/desktop.scm?id=150367c84da8766dc0358ff4878b9e17dbea6a40'>tests: elogind: Wait until 'elogind' is up.</a><span class='msg-avail'>...<span class='msg-tooltip'>Previously we could find ourselves typing in too early.

* gnu/tests/desktop.scm (run-elogind-test)["login on tty1"]: Wait for
'elogind in to 'term-tty1.
["screendump"]: New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-08-26 18:50:33 +0200'>2022-08-26</span></td><td><a href='/guix/commit/gnu/tests/desktop.scm?id=cac3914dfc354eb31c09958c6bc047adad682ea0'>gnu: greetd-service-type: Add supplementary groups to greeter.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/base.scm (&lt;greetd-configuration&gt;)
[greeter-supplementary-groups]: New field.
(%greetd-accounts): Rename to...
(greetd-accounts): ... this.  Convert to a function that takes a config
argument.  Use greeter-supplementary-groups.
(greetd-service-type): Adjust accordingly.
* gnu/tests/desktop.scm (%minimal-services): Add test for
greeter-supplementary-groups.
* doc/guix.texi ("Base Services")[greetd-service-type]: Document
greeter-supplementary-groups.
</span></span></td><td>muradm</td></tr>
<tr><td><span title='2022-08-26 18:48:37 +0200'>2022-08-26</span></td><td><a href='/guix/commit/gnu/tests/desktop.scm?id=d1815a68ea48b0015d1beda423d4b2879d29d9ea'>gnu: seatd-service-type: Use seat group.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/desktop.scm (seatd-group-sanitizer): New variable.
(&lt;seatd-configuration&gt;)[user]: Removed field.
[group]: Changed to "seat".  Sanitize via seatd-group-sanitizer.
(seatd-accounts): New variable.
(seatd-environment): Adjust to &lt;seatd-configuration&gt; ABI.
(seatd-service-type)[extensions]: Add account-service-type with seatd-accounts.
* gnu/tests/desktop.scm (run-minimal-desktop-test): Check for correct
ownership of $SEATD_SOCK.
* doc/guix.texi ("Desktop Services")[seatd-service-type]: Mention that users
may need to become members of the "seat" group.
Update default value for group field.
Add explanation on seatd.sock file.
Remove dropped user field.
</span></span></td><td>muradm</td></tr>
<tr><td><span title='2022-06-17 10:30:44 +0200'>2022-06-17</span></td><td><a href='/guix/commit/gnu/tests/desktop.scm?id=d6bd483cd53cedc8da39fcc6c419f7241080ed21'>gnu: tests: Add seatd/greetd based minimal desktop system tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests/desktop.scm (minimal-desktop): seatd/greetd based
minimal desktop test

Signed-off-by: Lars-Dominik Braun &lt;ldb@leibniz-psychology.org&gt;
</span></span></td><td>muradm</td></tr>