util: introduce common version() implementation and use it everywhere

This also allows us to drop build.h from a ton of files, hence do so.
Since we touched the #includes of those files, let's order them properly
according to CODING_STYLE.

3 files changed, 45 insertions, 53 deletions

diff --git a/src/journal/cat.c b/src/journal/cat.c
index be2c2e3354..9a85ff1ffd 100644
--- a/src/journal/cat.c
+++ b/src/journal/cat.c
@@ -19,17 +19,16 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <stdio.h>
-#include <getopt.h>
-#include <unistd.h>
-#include <stdlib.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <getopt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 
-#include "systemd/sd-journal.h"
+#include "sd-journal.h"
 
 #include "util.h"
-#include "build.h"
 
 static char *arg_identifier = NULL;
 static int arg_priority = LOG_INFO;
@@ -76,9 +75,7 @@ static int parse_argv(int argc, char *argv[]) {
                         return 0;
 
                 case ARG_VERSION:
-                        puts(PACKAGE_STRING);
-                        puts(SYSTEMD_FEATURES);
-                        return 0;
+                        return version();
 
                 case 't':
                         free(arg_identifier);
diff --git a/src/journal/coredumpctl.c b/src/journal/coredumpctl.c
index 6628e82421..dde56008c1 100644
--- a/src/journal/coredumpctl.c
+++ b/src/journal/coredumpctl.c
@@ -19,27 +19,27 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include <fcntl.h>
+#include <getopt.h>
 #include <locale.h>
 #include <stdio.h>
 #include <string.h>
-#include <getopt.h>
-#include <fcntl.h>
 #include <unistd.h>
 
 #include "sd-journal.h"
-#include "build.h"
-#include "set.h"
-#include "util.h"
+
+#include "compress.h"
+#include "journal-internal.h"
 #include "log.h"
-#include "path-util.h"
-#include "pager.h"
 #include "macro.h"
-#include "journal-internal.h"
-#include "compress.h"
-#include "sigbus.h"
+#include "pager.h"
+#include "path-util.h"
 #include "process-util.h"
-#include "terminal-util.h"
+#include "set.h"
+#include "sigbus.h"
 #include "signal-util.h"
+#include "terminal-util.h"
+#include "util.h"
 
 static enum {
         ACTION_NONE,
@@ -175,9 +175,7 @@ static int parse_argv(int argc, char *argv[], Set *matches) {
 
                 case ARG_VERSION:
                         arg_action = ACTION_NONE;
-                        puts(PACKAGE_STRING);
-                        puts(SYSTEMD_FEATURES);
-                        return 0;
+                        return version();
 
                 case ARG_NO_PAGER:
                         arg_no_pager = true;
diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index b38b151485..de67a9687c 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -19,48 +19,47 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <locale.h>
+#include <errno.h>
 #include <fcntl.h>
 #include <fnmatch.h>
-#include <errno.h>
+#include <getopt.h>
+#include <linux/fs.h>
+#include <locale.h>
+#include <poll.h>
+#include <signal.h>
 #include <stddef.h>
-#include <string.h>
 #include <stdio.h>
-#include <unistd.h>
 #include <stdlib.h>
-#include <getopt.h>
-#include <signal.h>
-#include <poll.h>
-#include <sys/stat.h>
+#include <string.h>
 #include <sys/inotify.h>
-#include <linux/fs.h>
+#include <sys/stat.h>
+#include <unistd.h>
 
-#include "sd-journal.h"
 #include "sd-bus.h"
-#include "log.h"
-#include "logs-show.h"
-#include "util.h"
+#include "sd-journal.h"
+
 #include "acl-util.h"
-#include "path-util.h"
+#include "bus-error.h"
+#include "bus-util.h"
+#include "catalog.h"
 #include "fileio.h"
-#include "build.h"
-#include "pager.h"
-#include "strv.h"
-#include "set.h"
-#include "sigbus.h"
-#include "journal-internal.h"
+#include "fsprg.h"
+#include "hostname-util.h"
 #include "journal-def.h"
-#include "journal-verify.h"
+#include "journal-internal.h"
 #include "journal-qrcode.h"
 #include "journal-vacuum.h"
-#include "fsprg.h"
-#include "unit-name.h"
-#include "catalog.h"
+#include "journal-verify.h"
+#include "log.h"
+#include "logs-show.h"
 #include "mkdir.h"
-#include "bus-util.h"
-#include "bus-error.h"
+#include "pager.h"
+#include "path-util.h"
+#include "set.h"
+#include "sigbus.h"
+#include "strv.h"
 #include "terminal-util.h"
-#include "hostname-util.h"
+#include "unit-name.h"
 
 #define DEFAULT_FSS_INTERVAL_USEC (15*USEC_PER_MINUTE)
 
@@ -350,9 +349,7 @@ static int parse_argv(int argc, char *argv[]) {
                         return 0;
 
                 case ARG_VERSION:
-                        puts(PACKAGE_STRING);
-                        puts(SYSTEMD_FEATURES);
-                        return 0;
+                        return version();
 
                 case ARG_NO_PAGER:
                         arg_no_pager = true;