remove unused includes

This patch removes includes that are not used. The removals were found with
include-what-you-use which checks if any of the symbols from a header is
in use.

src/test/test-barrier.c

@@ -28,15 +28,12 @@
  * increase it at the slightly cost of lengthen test-duration on other machines.
  */
 
-#include <errno.h>
 #include <stdio.h>
-#include <string.h>
 #include <sys/time.h>
 #include <sys/wait.h>
 #include <unistd.h>
 
 #include "barrier.h"
-#include "def.h"
 #include "util.h"
 
 /* 20ms to test deadlocks; All timings use multiples of this constant as

src/test/test-btrfs.c

@@ -19,7 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <stdlib.h>
 #include <fcntl.h>
 
 #include "log.h"

src/test/test-cap-list.c

@@ -20,7 +20,6 @@
 ***/
 
 #include "util.h"
-#include "log.h"
 #include "fileio.h"
 #include "cap-list.h"
 #include "capability.h"

src/test/test-capability.c

@@ -17,7 +17,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <sys/types.h>
 #include <sys/wait.h>
 #include <sys/capability.h>
 #include <sys/socket.h>

src/test/test-cgroup-mask.c

@@ -20,14 +20,9 @@
 ***/
 
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
-#include <pwd.h>
 
 #include "manager.h"
 #include "unit.h"
-#include "util.h"
 #include "macro.h"
 #include "test-helper.h"
 

src/test/test-cgroup-util.c

@@ -19,7 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <assert.h>
 
 #include "util.h"
 #include "cgroup-util.h"

src/test/test-cgroup.c

@@ -25,7 +25,6 @@
 #include "cgroup-util.h"
 #include "path-util.h"
 #include "util.h"
-#include "log.h"
 
 int main(int argc, char*argv[]) {
         char *path;

src/test/test-ellipsize.c

@@ -22,7 +22,6 @@
 #include <stdio.h>
 
 #include "util.h"
-#include "utf8.h"
 #include "def.h"
 
 static void test_one(const char *p) {

src/test/test-engine.c

@@ -22,7 +22,6 @@
 #include <stdio.h>
 #include <errno.h>
 #include <string.h>
-#include <unistd.h>
 
 #include "manager.h"
 #include "bus-util.h"

src/test/test-env-replace.c

@@ -19,7 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <unistd.h>
 #include <string.h>
 
 #include "util.h"

src/test/test-execute.c

@@ -23,7 +23,6 @@
 #include "manager.h"
 #include "util.h"
 #include "macro.h"
-#include "strv.h"
 #include "mkdir.h"
 
 typedef void (*test_function_t)(Manager *m);

src/test/test-hashmap.c

@@ -17,8 +17,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <inttypes.h>
-#include "strv.h"
 #include "util.h"
 #include "hashmap.h"
 

src/test/test-hostname.c

@@ -19,10 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <errno.h>
-#include <string.h>
-#include <stdio.h>
-#include <fcntl.h>
 
 #include "hostname-setup.h"
 #include "util.h"

src/test/test-install.c

@@ -19,13 +19,9 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <errno.h>
 #include <string.h>
 #include <stdio.h>
-#include <fcntl.h>
 
-#include "util.h"
-#include "path-util.h"
 #include "install.h"
 
 static void dump_changes(UnitFileChange *c, unsigned n) {

src/test/test-job-type.c

@@ -20,9 +20,6 @@
 ***/
 
 #include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
 
 #include "job.h"
 #include "unit.h"

src/test/test-json.c

@@ -21,7 +21,6 @@
 
 #include <math.h>
 
-#include "log.h"
 #include "util.h"
 #include "json.h"
 

src/test/test-libudev.c

@@ -19,13 +19,8 @@
 ***/
 
 #include <stdio.h>
-#include <stdarg.h>
-#include <stdlib.h>
 #include <unistd.h>
-#include <errno.h>
-#include <string.h>
 #include <getopt.h>
-#include <fcntl.h>
 #include <sys/epoll.h>
 
 #include "libudev.h"

src/test/test-locale-util.c

@@ -17,7 +17,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <unistd.h>
 
 #include "locale-util.h"
 #include "strv.h"

src/test/test-loopback.c

@@ -19,14 +19,11 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <errno.h>
 #include <string.h>
 #include <stdio.h>
-#include <fcntl.h>
 
 #include "loopback-setup.h"
 #include "log.h"
-#include "util.h"
 
 int main(int argc, char* argv[]) {
         int r;

src/test/test-ns.c

@@ -20,13 +20,9 @@
 ***/
 
 #include <stdlib.h>
-#include <string.h>
 #include <unistd.h>
-#include <sys/mount.h>
-#include <linux/fs.h>
 
 #include "namespace.h"
-#include "execute.h"
 #include "log.h"
 
 int main(int argc, char *argv[]) {

src/test/test-path-lookup.c

@@ -20,7 +20,6 @@
 ***/
 
 #include <sys/stat.h>
-#include <sys/types.h>
 
 #include "path-lookup.h"
 #include "log.h"

src/test/test-pty.c

@@ -20,13 +20,11 @@
 ***/
 
 #include <errno.h>
-#include <fcntl.h>
 #include <locale.h>
 #include <string.h>
 #include <sys/wait.h>
 #include <unistd.h>
 
-#include "def.h"
 #include "pty.h"
 #include "util.h"
 

src/test/test-ring.c

@@ -20,14 +20,9 @@
 ***/
 
 #include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <locale.h>
-#include <errno.h>
 
 #include "def.h"
 #include "ring.h"
-#include "util.h"
 
 static void test_ring(void) {
         static const char buf[8192];

src/test/test-rtnl-manual.c

@@ -19,7 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <netinet/ether.h>
 #include <arpa/inet.h>
 #include <net/if.h>
 #include <linux/ip.h>
@@ -29,10 +28,6 @@
 #include "util.h"
 #include "macro.h"
 #include "sd-rtnl.h"
-#include "socket-util.h"
-#include "rtnl-util.h"
-#include "event-util.h"
-#include "rtnl-internal.h"
 
 static int load_module(const char *mod_name) {
         struct kmod_ctx *ctx;

src/test/test-set.c

@@ -17,7 +17,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include "util.h"
 #include "set.h"
 
 static void test_set_steal_first(void) {

src/test/test-sleep.c

@@ -19,10 +19,7 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <errno.h>
-#include <string.h>
 #include <stdio.h>
-#include <fcntl.h>
 
 #include "util.h"
 #include "log.h"

src/test/test-strxcpyx.c

@@ -22,7 +22,6 @@
 #include <string.h>
 
 #include "util.h"
-#include "strv.h"
 #include "strxcpyx.h"
 
 static void test_strpcpy(void) {

src/test/test-tables.c

@@ -23,14 +23,12 @@
 #include "condition.h"
 #include "device.h"
 #include "execute.h"
-#include "exit-status.h"
 #include "install.h"
 #include "job.h"
 #include "kill.h"
 #include "log.h"
 #include "logs-show.h"
 #include "mount.h"
-#include "path-lookup.h"
 #include "path.h"
 #include "scope.h"
 #include "service.h"

src/test/test-tmpfiles.c

@@ -19,8 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <stdlib.h>

src/test/test-udev.c

@@ -19,14 +19,9 @@
 ***/
 
 #include <stdio.h>
-#include <stddef.h>
 #include <stdlib.h>
-#include <string.h>
-#include <fcntl.h>
-#include <ctype.h>
 #include <errno.h>
 #include <unistd.h>
-#include <grp.h>
 #include <sched.h>
 #include <sys/mount.h>
 #include <sys/signalfd.h>

src/test/test-unit-file.c

@@ -20,7 +20,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <assert.h>
 #include <stdio.h>
 #include <stddef.h>
 #include <string.h>

src/test/test-unit-name.c

@@ -24,14 +24,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/types.h>
 #include <pwd.h>
 
 #include "manager.h"
 #include "unit.h"
 #include "unit-name.h"
 #include "unit-printf.h"
-#include "install.h"
 #include "specifier.h"
 #include "util.h"
 #include "macro.h"

src/test/test-watchdog.c

@@ -20,7 +20,6 @@
 ***/
 
 #include <unistd.h>
-#include <string.h>
 
 #include "watchdog.h"
 #include "log.h"