#pragma once

#include "config.h"

#include <string>
#include <list>
#include <set>

#include <boost/format.hpp>

/* Before 4.7, gcc's std::exception uses empty throw() specifiers for
 * its (virtual) destructor and what() in c++11 mode, in violation of spec
 */
#ifdef __GNUC__
#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
#define EXCEPTION_NEEDS_THROW_SPEC
#endif
#endif


namespace nix {


/* Inherit some names from other namespaces for convenience. */
using std::string;
using std::list;
using std::set;
using std::vector;
using boost::format;


struct FormatOrString
{
    string s;
    FormatOrString(const string & s) : s(s) { };
    FormatOrString(const format & f) : s(f.str()) { };
    FormatOrString(const char * s) : s(s) { };
};


/* BaseError should generally not be caught, as it has Interrupted as
   a subclass. Catch Error instead. */
class BaseError : public std::exception
{
protected:
    string prefix_; // used for location traces etc.
    string err;
public:
    unsigned int status; // exit status
    BaseError(const FormatOrString & fs, unsigned int status = 1);
#ifdef EXCEPTION_NEEDS_THROW_SPEC
    ~BaseError() throw () { };
    const char * what() const throw () { return err.c_str(); }
#else
    const char * what() const noexcept { return err.c_str(); }
#endif
    const string & msg() const { return err; }
    const string & prefix() const { return prefix_; }
    BaseError & addPrefix(const FormatOrString & fs);
};

#define MakeError(newClass, superClass) \
    class newClass : public superClass                  \
    {                                                   \
    public:                                             \
        newClass(const FormatOrString & fs, unsigned int status = 1) : superClass(fs, status) { }; \
    };

MakeError(Error, BaseError)

class SysError : public Error
{
public:
    int errNo;
    SysError(const FormatOrString & fs);
};


typedef list<string> Strings;
typedef set<string> StringSet;


/* Paths are just strings. */
typedef string Path;
typedef list<Path> Paths;
typedef set<Path> PathSet;


typedef enum {
    lvlError = 0,
    lvlInfo,
    lvlTalkative,
    lvlChatty,
    lvlDebug,
    lvlVomit
} Verbosity;


}
21f'>gnu</a>/<a href='/guix/log/gnu/services?id=dba16b7173cb1ed2cd03ac8362bc5d8e07f7521f'>services</a>/<a href='/guix/log/gnu/services/dbus.scm?id=dba16b7173cb1ed2cd03ac8362bc5d8e07f7521f'>dbus.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/gnu/services/dbus.scm?id=dba16b7173cb1ed2cd03ac8362bc5d8e07f7521f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-03-20 18:49:06 +0100'>2023-03-20</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=ccb62d8feb50e2859d7c41429a9e3d9e0fe30bfe'>Merge remote-tracking branch 'origin/master' into core-updates</a></td><td>Andreas Enge</td></tr>
<tr><td><span title='2023-03-03 17:55:35 +0100'>2023-03-03</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=2799ad44234be675f018115f99be98d2c9fd565d'>services: dbus: Deprecate 'dbus-service' procedure.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/guix.texi (Desktop Services): Replace with 'dbus-root-service-type'.
Document dbus-configuration.
* gnu/services/dbus.scm (dbus-service): Define with 'define-deprecated'.
* gnu/services/desktop.scm (desktop-services-for-system): Replace with
dbus-root-service-type.
* gnu/system/install.scm (%installation-services): Ditto.
* gnu/tests/base.scm (%avahi-os): Ditto.
* gnu/tests/docker.scm (%docker-os): Ditto.
* gnu/tests/lightdm.scm (minimal-desktop-services): Ditto.
* gnu/tests/virtualization.scm (%libvirt-os): Ditto.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Bruno Victal</td></tr>
<tr><td><span title='2023-03-03 17:55:34 +0100'>2023-03-03</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=ffc5d42fc2589c349579c00e9dd11fabdff2663b'>services: dbus: Deprecate 'polkit-service' procedure.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/guix.texi (Desktop Services): Replace 'polkit-service' with 'polkit-service-type'.
* gnu/services/dbus.scm (polkit-service): Deprecate procedure.
* gnu/tests/docker.scm (%docker-os): Use polkit-service-type.
* gnu/tests/virtualization.scm (%libvirt-os): Ditto.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Bruno Victal</td></tr>
<tr><td><span title='2023-01-30 12:39:40 +0200'>2023-01-30</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=4cf1acc7f3033b50b0bf19e02c9f522d522d338c'>Merge remote-tracking branch 'origin/master' into core-updates</a><span class='msg-avail'>...<span class='msg-tooltip'> Conflicts:
	doc/guix.texi
	gnu/local.mk
	gnu/packages/admin.scm
	gnu/packages/base.scm
	gnu/packages/chromium.scm
	gnu/packages/compression.scm
	gnu/packages/databases.scm
	gnu/packages/diffoscope.scm
	gnu/packages/freedesktop.scm
	gnu/packages/gnome.scm
	gnu/packages/gnupg.scm
	gnu/packages/guile.scm
	gnu/packages/inkscape.scm
	gnu/packages/llvm.scm
	gnu/packages/openldap.scm
	gnu/packages/pciutils.scm
	gnu/packages/ruby.scm
	gnu/packages/samba.scm
	gnu/packages/sqlite.scm
	gnu/packages/statistics.scm
	gnu/packages/syndication.scm
	gnu/packages/tex.scm
	gnu/packages/tls.scm
	gnu/packages/version-control.scm
	gnu/packages/xml.scm
	guix/build-system/copy.scm
	guix/scripts/home.scm
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-01-16 15:08:22 +0800'>2023-01-16</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=daa471a7382cc49c1c8ecc0e57a42f1a91b28a6e'>gnu: services: Export polkit-configuration.</a><span class='msg-avail'>...<span class='msg-tooltip'>Export for user customization.

* gnu/services/dbus.scm (polkit-configuration): Export.
(polkit-configuration?): Export.

Signed-off-by: 宋文武 &lt;iyzsong@member.fsf.org&gt;
</span></span></td><td>Zhu Zihao</td></tr>
<tr><td><span title='2022-08-28 21:07:47 -0400'>2022-08-28</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=e8f4e1808563eb3c1cd28d419a1f349412af4a0d'>gnu: polkit-mozjs: Rename to polkit and remove obsolete polkit-duktape.</a><span class='msg-avail'>...<span class='msg-tooltip'>Polkit 121 now uses duktape as the default JavaScript engine.

* gnu/packages/polkit.scm (polkit-mozjs): Rename to...
(polkit): ... this.
[import-modules, modules]: New arguments.
[configure-flags]: Drop non-default "js_engine=mozjs" option.
[phases]{adjust-install-time-etc-directory, patch-bash}: New phases.
{check}: New override.
[inputs]: Replace mozjs-91 with duktape.
[native-inputs]: Add python, python-dbusmock and tini.
(polkit-duktape): Delete variable.
(polkit-for-system): Delete procedure.
(polkit) Delete syntax.
* gnu/services/dbus.scm (%default-polkit): Delete variable.
(&lt;polkit-configuration&gt;): Adjust accordingly.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-06-14 14:23:21 -0400'>2022-06-14</span></td><td><a href='/guix/commit/gnu/services/dbus.scm?id=a860a5fa95a743093cbda5540fb5be7800439a9f'>services: dbus: Add a VERBOSE? configuration option.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/dbus.scm (&lt;dbus-configuration&gt;)[verbose?]: New field.
(dbus-shepherd-service): Use it.
(dbus-service)[verbose?]: Add argument and update doc.
* doc/guix.texi (Desktop Services): Document it.
</span></span></td><td>Maxim Cournoyer</td></tr>