man: don't advertise sd-daemon as embeddable anymore

It's now part of libsystemd, and should be used like any other API.

6 files changed, 30 insertions, 190 deletions

diff --git a/man/sd-daemon.xml b/man/sd-daemon.xml
index ce4887e406..9eef395deb 100644
--- a/man/sd-daemon.xml
+++ b/man/sd-daemon.xml
@@ -52,7 +52,7 @@
                 <refname>SD_NOTICE</refname>
                 <refname>SD_INFO</refname>
                 <refname>SD_DEBUG</refname>
-                <refpurpose>Reference implementation of APIs for
+                <refpurpose>APIs for
                 new-style daemons</refpurpose>
         </refnamediv>
 
@@ -62,7 +62,7 @@
                 </funcsynopsis>
 
                 <cmdsynopsis>
-                        <command>pkg-config --cflags --libs libsystemd-daemon</command>
+                        <command>pkg-config --cflags --libs libsystemd</command>
                 </cmdsynopsis>
 
         </refsynopsisdiv>
@@ -70,10 +70,8 @@
         <refsect1>
                 <title>Description</title>
 
-                <para><filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> provide a reference
-                implementation of various APIs for new-style daemons,
-                as implemented by the
+                <para><filename>sd-daemon.h</filename> provide APIs
+                for new-style daemons, as implemented by the
                 <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
                 init system.</para>
 
@@ -81,7 +79,8 @@
                 <citerefentry><refentrytitle>sd_listen_fds</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                 <citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                 <citerefentry><refentrytitle>sd_booted</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
-                <citerefentry><refentrytitle>sd_is_fifo</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                <citerefentry><refentrytitle>sd_is_fifo</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
+                <citerefentry><refentrytitle>sd_watchdog_enabled</refentrytitle><manvolnum>3</manvolnum></citerefentry>
                 for more information about the functions
                 implemented. In addition to these functions, a couple
                 of logging prefixes are defined as macros:</para>
@@ -126,37 +125,10 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>These interfaces are provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithms
-                they implement are simple, and can easily be
-                reimplemented in daemons if it is important to support
-                this interface without using the reference
-                implementation. See the respective function man pages
-                for details.</para>
-
-                <para>In addition, for details about the algorithms,
-                check the liberally licensed reference implementation
-                sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para>These APIs are implemented in the reference
-                implementation's <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source tree,
-                either verbatim or in excerpts.</para>
-
-                <para>The functions directly related to new-style
-                daemons become NOPs when -DDISABLE_SYSTEMD is set
-                during compilation and the reference implementation is
-                used as drop-in files. In addition, if
-                <filename>sd-daemon.c</filename> is compiled on
-                non-Linux systems they become NOPs.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
         </refsect1>
 
         <refsect1>
diff --git a/man/sd_booted.xml b/man/sd_booted.xml
index 1e38d2abd3..f699cefb14 100644
--- a/man/sd_booted.xml
+++ b/man/sd_booted.xml
@@ -76,13 +76,10 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>This function is provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithm it
-                implements is simple, and can easily be reimplemented
-                in daemons if it is important to support this
-                interface without using the reference
-                implementation.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
 
                 <para>Internally, this function checks whether the
                 directory <filename>/run/systemd/system/</filename>
@@ -90,29 +87,6 @@
                 implemented trivially in shell or any other
                 language.</para>
 
-                <para>For details about the algorithm check the
-                liberally licensed reference implementation sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink
-                url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para><function>sd_booted()</function> is implemented
-                in the reference implementation's
-                <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source
-                tree. For more details about the reference
-                implementation, see
-                <citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para>
-
-                <para>If the reference implementation is used as
-                drop-in files and -DDISABLE_SYSTEMD is set during
-                compilation, this function will always return 0 and
-                otherwise become a NOP.</para>
         </refsect1>
 
         <refsect1>
diff --git a/man/sd_is_fifo.xml b/man/sd_is_fifo.xml
index 58cd1c91bb..60684bcee4 100644
--- a/man/sd_is_fifo.xml
+++ b/man/sd_is_fifo.xml
@@ -185,41 +185,15 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>These functions are provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithms
-                they implement are simple, and they can easily be
-                reimplemented in daemons if it is important to support
-                this interface without using the reference
-                implementation.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
 
                 <para>Internally, these function use a combination of
                 <filename>fstat()</filename> and
                 <filename>getsockname()</filename> to check the file
                 descriptor type and where it is bound to.</para>
-
-                <para>For details about the algorithms, check the
-                liberally licensed reference implementation sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink
-                url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para><function>sd_is_fifo()</function> and the
-                related functions are implemented in the reference
-                implementation's <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source
-                tree. For more details about the reference
-                implementation, see
-                <citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para>
-
-                <para>These functions continue to work as described,
-                even if -DDISABLE_SYSTEMD is set during
-                compilation.</para>
         </refsect1>
 
         <refsect1>
diff --git a/man/sd_listen_fds.xml b/man/sd_listen_fds.xml
index 6a9e082180..88fb77bd22 100644
--- a/man/sd_listen_fds.xml
+++ b/man/sd_listen_fds.xml
@@ -121,13 +121,10 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>This function is provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithm it
-                implements is simple, and can easily be reimplemented
-                in daemons if it is important to support this
-                interface without using the reference
-                implementation.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
 
                 <para>Internally, this function checks whether the
                 <varname>$LISTEN_PID</varname> environment variable
@@ -138,30 +135,6 @@
                 number of file descriptors starting from
                 SD_LISTEN_FDS_START. Finally, it returns the parsed
                 number.</para>
-
-                <para>For details about the algorithm check the
-                liberally licensed reference implementation sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink
-                url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para><function>sd_listen_fds()</function> is
-                implemented in the reference implementation's
-                <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source
-                tree. For more details about the reference
-                implementation, see
-                <citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para>
-
-                <para>If the reference implementation is used as
-                drop-in files and -DDISABLE_SYSTEMD is set during
-                compilation, this function will always return 0 and
-                otherwise become a NOP.</para>
         </refsect1>
 
         <refsect1>
diff --git a/man/sd_notify.xml b/man/sd_notify.xml
index d21820f67b..3e530757ce 100644
--- a/man/sd_notify.xml
+++ b/man/sd_notify.xml
@@ -211,13 +211,10 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>These functions are provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithms
-                they implement are simple, and can easily be
-                reimplemented in daemons if it is important to support
-                this interface without using the reference
-                implementation.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
 
                 <para>Internally, these functions send a single
                 datagram with the state string as payload to the
@@ -228,30 +225,6 @@
                 understood as Linux abstract namespace socket. The
                 datagram is accompanied by the process credentials of
                 the sending daemon, using SCM_CREDENTIALS.</para>
-
-                <para>For details about the algorithms check the
-                liberally licensed reference implementation sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink
-                url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para><function>sd_notify()</function> and
-                <function>sd_notifyf()</function> are implemented in
-                the reference implementation's
-                <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source tree. For
-                more details about the reference implementation, see
-                <citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para>
-
-                <para>If the reference implementation is used as
-                drop-in files and -DDISABLE_SYSTEMD is set during
-                compilation, these functions will always return 0 and
-                otherwise become a NOP.</para>
         </refsect1>
 
         <refsect1>
diff --git a/man/sd_watchdog_enabled.xml b/man/sd_watchdog_enabled.xml
index cad92df7af..0e4df37506 100644
--- a/man/sd_watchdog_enabled.xml
+++ b/man/sd_watchdog_enabled.xml
@@ -115,13 +115,10 @@
         <refsect1>
                 <title>Notes</title>
 
-                <para>This function is provided by the reference
-                implementation of APIs for new-style daemons and
-                distributed with the systemd package. The algorithm
-                it implements is simple, and can easily be
-                reimplemented in daemons if it is important to support
-                this interface without using the reference
-                implementation.</para>
+                <para>These APIs are implemented as a shared library,
+                which can be compiled and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                file.</para>
 
                 <para>Internally, this functions parses the
                 <varname>$WATCHDOG_PID</varname> and
@@ -132,29 +129,6 @@
                 that case, the variables were set for a different
                 process further up the process tree.</para>
 
-                <para>For details about the algorithm, check the
-                liberally licensed reference implementation sources:
-                <ulink url="http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c"/>
-                and <ulink
-                url="http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h"/></para>
-
-                <para><function>sd_watchdog_enabled()</function> is
-                implemented in the reference implementation's
-                <filename>sd-daemon.c</filename> and
-                <filename>sd-daemon.h</filename> files. These
-                interfaces are available as a shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-daemon</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
-                file. Alternatively, applications consuming these APIs
-                may copy the implementation into their source
-                tree. For more details about the reference
-                implementation, see
-                <citerefentry><refentrytitle>sd-daemon</refentrytitle><manvolnum>3</manvolnum></citerefentry>.</para>
-
-                <para>If the reference implementation is used as
-                drop-in files and -DDISABLE_SYSTEMD is set during
-                compilation, these functions will always return 0 and
-                otherwise become a NOP.</para>
         </refsect1>
 
         <refsect1>