core: add new ConditionArchitecture() that checks the architecture returned by uname()'s machine field.

1 files changed, 148 insertions, 107 deletions

diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml
index 2a965f5a1c..2b59b1b841 100644
--- a/man/systemd.unit.xml
+++ b/man/systemd.unit.xml
@@ -879,6 +879,13 @@
                         </varlistentry>
 
                         <varlistentry>
+                                <term><varname>ConditionArchitecture=</varname></term>
+                                <term><varname>ConditionVirtualization=</varname></term>
+                                <term><varname>ConditionHost=</varname></term>
+                                <term><varname>ConditionKernelCommandLine=</varname></term>
+                                <term><varname>ConditionSecurity=</varname></term>
+                                <term><varname>ConditionCapability=</varname></term>
+                                <term><varname>ConditionACPower=</varname></term>
                                 <term><varname>ConditionPathExists=</varname></term>
                                 <term><varname>ConditionPathExistsGlob=</varname></term>
                                 <term><varname>ConditionPathIsDirectory=</varname></term>
@@ -888,12 +895,6 @@
                                 <term><varname>ConditionDirectoryNotEmpty=</varname></term>
                                 <term><varname>ConditionFileNotEmpty=</varname></term>
                                 <term><varname>ConditionFileIsExecutable=</varname></term>
-                                <term><varname>ConditionKernelCommandLine=</varname></term>
-                                <term><varname>ConditionVirtualization=</varname></term>
-                                <term><varname>ConditionSecurity=</varname></term>
-                                <term><varname>ConditionCapability=</varname></term>
-                                <term><varname>ConditionHost=</varname></term>
-                                <term><varname>ConditionACPower=</varname></term>
                                 <term><varname>ConditionNull=</varname></term>
 
                                 <listitem><para>Before starting a unit
@@ -908,93 +909,46 @@
                                 queued start job is to be
                                 executed.</para>
 
-                                <para>With
-                                <varname>ConditionPathExists=</varname>
-                                a file existence condition is
-                                checked before a unit is started. If
-                                the specified absolute path name does
-                                not exist, the condition will
-                                fail. If the absolute path name passed
-                                to
-                                <varname>ConditionPathExists=</varname>
-                                is prefixed with an exclamation mark
-                                (<literal>!</literal>), the test is negated, and the unit
-                                is only started if the path does not
-                                exist.</para>
-
-                                <para><varname>ConditionPathExistsGlob=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>,
-                                but checks for the existence of at
-                                least one file or directory matching
-                                the specified globbing pattern.</para>
-
-                                <para><varname>ConditionPathIsDirectory=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists and is a
-                                directory.</para>
-
-                                <para><varname>ConditionPathIsSymbolicLink=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists and is a symbolic
-                                link.</para>
-
-                                <para><varname>ConditionPathIsMountPoint=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists and is a mount
-                                point.</para>
-
-                                <para><varname>ConditionPathIsReadWrite=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether the underlying
-                                file system is readable and writable
-                                (i.e. not mounted
-                                read-only).</para>
-
-                                <para><varname>ConditionDirectoryNotEmpty=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists and is a non-empty
-                                directory.</para>
-
-                                <para><varname>ConditionFileNotEmpty=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists and refers to a regular file
-                                with a non-zero size.</para>
-
-                                <para><varname>ConditionFileIsExecutable=</varname>
-                                is similar to
-                                <varname>ConditionPathExists=</varname>
-                                but verifies whether a certain path
-                                exists, is a regular file and marked
-                                executable.</para>
-
-                                <para>Similarly,
-                                <varname>ConditionKernelCommandLine=</varname>
-                                may be used to check whether a
-                                specific kernel command line option is
-                                set (or if prefixed with the
-                                exclamation mark unset). The argument
-                                must either be a single word, or an
-                                assignment (i.e. two words, separated
-                                <literal>=</literal>). In the former
-                                case the kernel command line is
-                                searched for the word appearing as is,
-                                or as left hand side of an
-                                assignment. In the latter case the
-                                exact assignment is looked for with
-                                right and left hand side
-                                matching.</para>
+                                <para><varname>ConditionArchitecture=</varname>
+                                may be used to check whether the
+                                system is running on a specific
+                                architecture. Takes one of
+                                <varname>x86</varname>,
+                                <varname>x86-64</varname>,
+                                <varname>ppc</varname>,
+                                <varname>ppc64</varname>,
+                                <varname>ia64</varname>,
+                                <varname>parisc</varname>,
+                                <varname>parisc64</varname>,
+                                <varname>s390</varname>,
+                                <varname>s390x</varname>,
+                                <varname>sparc</varname>,
+                                <varname>sparc64</varname>,
+                                <varname>mips</varname>,
+                                <varname>mips64</varname>,
+                                <varname>alpha</varname>,
+                                <varname>arm</varname>,
+                                <varname>arm-be</varname>,
+                                <varname>arm64</varname>,
+                                <varname>arm64-be</varname>,
+                                <varname>sh</varname>,
+                                <varname>sh64</varname>,
+                                <varname>m86k</varname> to test
+                                against a specific architecture. The
+                                architecture is determined from the
+                                information returned by
+                                <citerefentry><refentrytitle>uname</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+                                and is thus subject to
+                                <citerefentry><refentrytitle>personality</refentrytitle><manvolnum>2</manvolnum></citerefentry>. Note
+                                that a <varname>Personality=</varname>
+                                setting in the same unit file has no
+                                effect on this condition. A special
+                                architecture name
+                                <varname>native</varname> is mapped to
+                                the architecture the system manager
+                                itself is compiled for. The test may
+                                be negated by prepending an
+                                exclamation mark.</para>
 
                                 <para><varname>ConditionVirtualization=</varname>
                                 may be used to check whether the
@@ -1028,6 +982,36 @@
                                 test may be negated by prepending an
                                 exclamation mark.</para>
 
+                                <para><varname>ConditionHost=</varname>
+                                may be used to match against the
+                                hostname or machine ID of the
+                                host. This either takes a hostname
+                                string (optionally with shell style
+                                globs) which is tested against the
+                                locally set hostname as returned by
+                                <citerefentry><refentrytitle>gethostname</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
+                                or a machine ID formatted as string
+                                (see
+                                <citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>).
+                                The test may be negated by prepending
+                                an exclamation mark.</para>
+
+                                <para><varname>ConditionKernelCommandLine=</varname>
+                                may be used to check whether a
+                                specific kernel command line option is
+                                set (or if prefixed with the
+                                exclamation mark unset). The argument
+                                must either be a single word, or an
+                                assignment (i.e. two words, separated
+                                <literal>=</literal>). In the former
+                                case the kernel command line is
+                                searched for the word appearing as is,
+                                or as left hand side of an
+                                assignment. In the latter case the
+                                exact assignment is looked for with
+                                right and left hand side
+                                matching.</para>
+
                                 <para><varname>ConditionSecurity=</varname>
                                 may be used to check whether the given
                                 security module is enabled on the
@@ -1053,20 +1037,6 @@
                                 possibly prefixed with an exclamation
                                 mark to negate the check.</para>
 
-                                <para><varname>ConditionHost=</varname>
-                                may be used to match against the
-                                hostname or machine ID of the
-                                host. This either takes a hostname
-                                string (optionally with shell style
-                                globs) which is tested against the
-                                locally set hostname as returned by
-                                <citerefentry><refentrytitle>gethostname</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
-                                or a machine ID formatted as string
-                                (see
-                                <citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>).
-                                The test may be negated by prepending
-                                an exclamation mark.</para>
-
                                 <para><varname>ConditionACPower=</varname>
                                 may be used to check whether the
                                 system has AC power, or is exclusively
@@ -1084,6 +1054,77 @@
                                 all AC connectors are disconnected
                                 from a power source.</para>
 
+                                <para>With
+                                <varname>ConditionPathExists=</varname>
+                                a file existence condition is
+                                checked before a unit is started. If
+                                the specified absolute path name does
+                                not exist, the condition will
+                                fail. If the absolute path name passed
+                                to
+                                <varname>ConditionPathExists=</varname>
+                                is prefixed with an exclamation mark
+                                (<literal>!</literal>), the test is negated, and the unit
+                                is only started if the path does not
+                                exist.</para>
+
+                                <para><varname>ConditionPathExistsGlob=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>,
+                                but checks for the existence of at
+                                least one file or directory matching
+                                the specified globbing pattern.</para>
+
+                                <para><varname>ConditionPathIsDirectory=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and is a
+                                directory.</para>
+
+                                <para><varname>ConditionPathIsSymbolicLink=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and is a symbolic
+                                link.</para>
+
+                                <para><varname>ConditionPathIsMountPoint=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and is a mount
+                                point.</para>
+
+                                <para><varname>ConditionPathIsReadWrite=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether the underlying
+                                file system is readable and writable
+                                (i.e. not mounted
+                                read-only).</para>
+
+                                <para><varname>ConditionDirectoryNotEmpty=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and is a non-empty
+                                directory.</para>
+
+                                <para><varname>ConditionFileNotEmpty=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and refers to a regular file
+                                with a non-zero size.</para>
+
+                                <para><varname>ConditionFileIsExecutable=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists, is a regular file and marked
+                                executable.</para>
+
                                 <para>Finally,
                                 <varname>ConditionNull=</varname> may
                                 be used to add a constant condition