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Diffstat (limited to 'man/sd-daemon.xml')
| -rw-r--r-- | man/sd-daemon.xml | 225 |
1 files changed, 111 insertions, 114 deletions
diff --git a/man/sd-daemon.xml b/man/sd-daemon.xml index 5f331e740a..b7ba363656 100644 --- a/man/sd-daemon.xml +++ b/man/sd-daemon.xml @@ -1,6 +1,6 @@ <?xml version='1.0'?> <!--*-nxml-*--> <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" - "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> <!-- This file is part of systemd. @@ -22,71 +22,71 @@ --> <refentry id="sd-daemon" - xmlns:xi="http://www.w3.org/2001/XInclude"> - - <refentryinfo> - <title>sd-daemon</title> - <productname>systemd</productname> - - <authorgroup> - <author> - <contrib>Developer</contrib> - <firstname>Lennart</firstname> - <surname>Poettering</surname> - <email>lennart@poettering.net</email> - </author> - </authorgroup> - </refentryinfo> - - <refmeta> - <refentrytitle>sd-daemon</refentrytitle> - <manvolnum>3</manvolnum> - </refmeta> - - <refnamediv> - <refname>sd-daemon</refname> - <refname>SD_EMERG</refname> - <refname>SD_ALERT</refname> - <refname>SD_CRIT</refname> - <refname>SD_ERR</refname> - <refname>SD_WARNING</refname> - <refname>SD_NOTICE</refname> - <refname>SD_INFO</refname> - <refname>SD_DEBUG</refname> - <refpurpose>APIs for - new-style daemons</refpurpose> - </refnamediv> - - <refsynopsisdiv> - <funcsynopsis> - <funcsynopsisinfo>#include <systemd/sd-daemon.h></funcsynopsisinfo> - </funcsynopsis> - - <cmdsynopsis> - <command>pkg-config --cflags --libs libsystemd</command> - </cmdsynopsis> - - </refsynopsisdiv> - - <refsect1> - <title>Description</title> - - <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> - - <para>See - <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_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> - - <programlisting>#define SD_EMERG "<0>" /* system is unusable */ + xmlns:xi="http://www.w3.org/2001/XInclude"> + + <refentryinfo> + <title>sd-daemon</title> + <productname>systemd</productname> + + <authorgroup> + <author> + <contrib>Developer</contrib> + <firstname>Lennart</firstname> + <surname>Poettering</surname> + <email>lennart@poettering.net</email> + </author> + </authorgroup> + </refentryinfo> + + <refmeta> + <refentrytitle>sd-daemon</refentrytitle> + <manvolnum>3</manvolnum> + </refmeta> + + <refnamediv> + <refname>sd-daemon</refname> + <refname>SD_EMERG</refname> + <refname>SD_ALERT</refname> + <refname>SD_CRIT</refname> + <refname>SD_ERR</refname> + <refname>SD_WARNING</refname> + <refname>SD_NOTICE</refname> + <refname>SD_INFO</refname> + <refname>SD_DEBUG</refname> + <refpurpose>APIs for + new-style daemons</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <funcsynopsis> + <funcsynopsisinfo>#include <systemd/sd-daemon.h></funcsynopsisinfo> + </funcsynopsis> + + <cmdsynopsis> + <command>pkg-config --cflags --libs libsystemd</command> + </cmdsynopsis> + + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <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> + + <para>See + <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_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> + + <programlisting>#define SD_EMERG "<0>" /* system is unusable */ #define SD_ALERT "<1>" /* action must be taken immediately */ #define SD_CRIT "<2>" /* critical conditions */ #define SD_ERR "<3>" /* error conditions */ @@ -95,53 +95,50 @@ #define SD_INFO "<6>" /* informational */ #define SD_DEBUG "<7>" /* debug-level messages */</programlisting> - <para>These prefixes are intended to be used in - conjunction with stderr-based logging as implemented - by systemd. If a systemd service definition file is - configured with - <varname>StandardError=journal</varname>, - <varname>StandardError=syslog</varname> or - <varname>StandardError=kmsg</varname>, these prefixes - can be used to encode a log level in lines - printed. This is similar to the kernel - <function>printk()</function>-style logging. See - <citerefentry><refentrytitle>klogctl</refentrytitle><manvolnum>2</manvolnum></citerefentry> - for more information.</para> - - <para>The log levels are identical to - <citerefentry project='man-pages'><refentrytitle>syslog</refentrytitle><manvolnum>3</manvolnum></citerefentry>'s - log level system. To use these prefixes simply prefix - every line with one of these strings. A line that is - not prefixed will be logged at the default log level - SD_INFO.</para> - - <example> - <title>Hello World</title> - - <para>A daemon may log with the log level - NOTICE by issuing this call:</para> - - <programlisting>fprintf(stderr, SD_NOTICE "Hello World!\n");</programlisting> - </example> - </refsect1> - - <xi:include href="libsystemd-pkgconfig.xml" /> - - <refsect1> - <title>See Also</title> - <para> - <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, - <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_watchdog_enabled</refentrytitle><manvolnum>3</manvolnum></citerefentry>, - <citerefentry><refentrytitle>daemon</refentrytitle><manvolnum>7</manvolnum></citerefentry>, - <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>, - <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>, - <citerefentry project='man-pages'><refentrytitle>fprintf</refentrytitle><manvolnum>3</manvolnum></citerefentry>, - <citerefentry project='die-net'><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry> - </para> - </refsect1> + <para>These prefixes are intended to be used in conjunction with + stderr-based logging as implemented by systemd. If a systemd + service definition file is configured with + <varname>StandardError=journal</varname>, + <varname>StandardError=syslog</varname> or + <varname>StandardError=kmsg</varname>, these prefixes can be used + to encode a log level in lines printed. This is similar to the + kernel <function>printk()</function>-style logging. See + <citerefentry><refentrytitle>klogctl</refentrytitle><manvolnum>2</manvolnum></citerefentry> + for more information.</para> + + <para>The log levels are identical to + <citerefentry project='man-pages'><refentrytitle>syslog</refentrytitle><manvolnum>3</manvolnum></citerefentry>'s + log level system. To use these prefixes simply prefix every line + with one of these strings. A line that is not prefixed will be + logged at the default log level SD_INFO.</para> + + <example> + <title>Hello World</title> + + <para>A daemon may log with the log level NOTICE by issuing this + call:</para> + + <programlisting>fprintf(stderr, SD_NOTICE "Hello World!\n");</programlisting> + </example> + </refsect1> + + <xi:include href="libsystemd-pkgconfig.xml" /> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <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_watchdog_enabled</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry><refentrytitle>daemon</refentrytitle><manvolnum>7</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry>, + <citerefentry project='man-pages'><refentrytitle>fprintf</refentrytitle><manvolnum>3</manvolnum></citerefentry>, + <citerefentry project='die-net'><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry> + </para> + </refsect1> </refentry> |