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core: add %v specifier
author
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Fri, 19 Jul 2013 06:45:27 +0000
(
02:45
-0400)
committer
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Fri, 19 Jul 2013 06:45:49 +0000
(
02:45
-0400)
TODO
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man/systemd.unit.xml
patch
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src/core/unit-printf.c
patch
|
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src/shared/install-printf.c
patch
|
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src/shared/specifier.c
patch
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src/shared/specifier.h
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diff --git
a/TODO
b/TODO
index 5de106e1225f233661f2e729fda9e9092f07941e..b086b933bb088dc59e5811378b7372c396ec9a95 100644
(file)
--- a/
TODO
+++ b/
TODO
@@
-60,7
+60,7
@@
Features:
* given that logind/machined now let PID 1 do all nasty work we can
probably reduce the capability set they retain substantially.
* given that logind/machined now let PID 1 do all nasty work we can
probably reduce the capability set they retain substantially.
-* btfs raid assembly: some .device jobs stay stuck in the queue
+* bt
r
fs raid assembly: some .device jobs stay stuck in the queue
* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros.
* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros.
@@
-80,8
+80,6
@@
Features:
* journald: optionally, when messages with a high log priority are logged, sync() immediately.
* journald: optionally, when messages with a high log priority are logged, sync() immediately.
-* introduce %v resolving to the string returned by "uname -r"
-
* systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so)
* do we really need both hasprefix() and startswith()?
* systemctl list-unit-files should list generated files (and probably with a new state "generated" for them, or so)
* do we really need both hasprefix() and startswith()?
diff --git
a/man/systemd.unit.xml
b/man/systemd.unit.xml
index f45632a0e3599a8bfe5cc7c906ff14d4ee0b8572..65ba54503713715edab2eb370c77603051e71033 100644
(file)
--- a/
man/systemd.unit.xml
+++ b/
man/systemd.unit.xml
@@
-1175,7
+1175,7
@@
</variablelist>
<para>The following specifiers are interpreted in the
</variablelist>
<para>The following specifiers are interpreted in the
- Install section: %n, %N, %p, %i, %U, %u, %m, %H, %b.
+ Install section: %n, %N, %p, %i, %U, %u, %m, %H, %b
, %v
.
For their meaning see the next section.
</para>
</refsect1>
For their meaning see the next section.
</para>
</refsect1>
@@
-1293,6
+1293,11
@@
<entry>Host name</entry>
<entry>The hostname of the running system.</entry>
</row>
<entry>Host name</entry>
<entry>The hostname of the running system.</entry>
</row>
+ <row>
+ <entry><literal>%v</literal></entry>
+ <entry>Kernel release</entry>
+ <entry>Identical to <command>uname -r</command> output.</entry>
+ </row>
<row>
<entry><literal>%%</literal></entry>
<entry>Escaped %</entry>
<row>
<entry><literal>%%</literal></entry>
<entry>Escaped %</entry>
@@
-1321,7
+1326,8
@@
<citerefentry><refentrytitle>systemd.snapshot</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.time</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
<citerefentry><refentrytitle>capabilities</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.snapshot</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.time</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
<citerefentry><refentrytitle>capabilities</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd.directives</refentrytitle><manvolnum>7</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>systemd.directives</refentrytitle><manvolnum>7</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>uname</refentrytitle><manvolnum>1</manvolnum></citerefentry>
</para>
</refsect1>
</para>
</refsect1>
diff --git
a/src/core/unit-printf.c
b/src/core/unit-printf.c
index caf51259d2d18a72eefabb5e69cf5a5bfd7bfb41..ffc203dd921163ecdc03dda39f93bee8020de5f6 100644
(file)
--- a/
src/core/unit-printf.c
+++ b/
src/core/unit-printf.c
@@
-268,6
+268,7
@@
char *unit_full_printf(Unit *u, const char *format) {
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
+ * %v `uname -r` of the running system
*/
const Specifier table[] = {
*/
const Specifier table[] = {
@@
-291,7
+292,8
@@
char *unit_full_printf(Unit *u, const char *format) {
{ 'm', specifier_machine_id, NULL },
{ 'H', specifier_host_name, NULL },
{ 'b', specifier_boot_id, NULL },
{ 'm', specifier_machine_id, NULL },
{ 'H', specifier_host_name, NULL },
{ 'b', specifier_boot_id, NULL },
- { 0, NULL, NULL }
+ { 'v', specifier_kernel_release, NULL },
+ {}
};
assert(format);
};
assert(format);
diff --git
a/src/shared/install-printf.c
b/src/shared/install-printf.c
index c44459b4e0fbd73fd7db9d6739fd30571f24985a..1157ea989beb2b34169fdff593e2ebb80de93f0f 100644
(file)
--- a/
src/shared/install-printf.c
+++ b/
src/shared/install-printf.c
@@
-108,6
+108,7
@@
char *install_full_printf(InstallInfo *i, const char *format) {
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
+ * %v `uname -r` of the running system
*/
const Specifier table[] = {
*/
const Specifier table[] = {
@@
-122,7
+123,8
@@
char *install_full_printf(InstallInfo *i, const char *format) {
{ 'm', specifier_machine_id, NULL },
{ 'H', specifier_host_name, NULL },
{ 'b', specifier_boot_id, NULL },
{ 'm', specifier_machine_id, NULL },
{ 'H', specifier_host_name, NULL },
{ 'b', specifier_boot_id, NULL },
- { 0, NULL, NULL }
+ { 'v', specifier_kernel_release, NULL },
+ {}
};
assert(i);
};
assert(i);
diff --git
a/src/shared/specifier.c
b/src/shared/specifier.c
index 7577c91052cd7f57e0a9c6503dc2932843510b86..bb8859fdfd8b6e6480fb81c5fe841f890fc6eab3 100644
(file)
--- a/
src/shared/specifier.c
+++ b/
src/shared/specifier.c
@@
-20,6
+20,7
@@
***/
#include <string.h>
***/
#include <string.h>
+#include <sys/utsname.h>
#include "macro.h"
#include "util.h"
#include "macro.h"
#include "util.h"
@@
-145,3
+146,14
@@
char *specifier_boot_id(char specifier, void *data, void *userdata) {
char *specifier_host_name(char specifier, void *data, void *userdata) {
return gethostname_malloc();
}
char *specifier_host_name(char specifier, void *data, void *userdata) {
return gethostname_malloc();
}
+
+char *specifier_kernel_release(char specifier, void *data, void *userdata) {
+ struct utsname uts;
+ int r;
+
+ r = uname(&uts);
+ if (r < 0)
+ return NULL;
+
+ return strdup(uts.release);
+}
diff --git
a/src/shared/specifier.h
b/src/shared/specifier.h
index 0440dcac4897367367ae9fa4c6d8ecad40cb7062..d13e6406b6b3eda68187ba3dfcfa7f62198f0ff5 100644
(file)
--- a/
src/shared/specifier.h
+++ b/
src/shared/specifier.h
@@
-36,3
+36,4
@@
char *specifier_string(char specifier, void *data, void *userdata);
char *specifier_machine_id(char specifier, void *data, void *userdata);
char *specifier_boot_id(char specifier, void *data, void *userdata);
char *specifier_host_name(char specifier, void *data, void *userdata);
char *specifier_machine_id(char specifier, void *data, void *userdata);
char *specifier_boot_id(char specifier, void *data, void *userdata);
char *specifier_host_name(char specifier, void *data, void *userdata);
+char *specifier_kernel_release(char specifier, void *data, void *userdata);