tree-wide: drop string.h when string-util.h or friends are included

src/test/test-af-list.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 #include <sys/socket.h>
 
 #include "macro.h"

src/test/test-calendarspec.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 
 #include "alloc-util.h"
 #include "calendarspec.h"

src/test/test-cgroup.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 #include <unistd.h>
 
 #include "cgroup-setup.h"

src/test/test-date.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 
 #include "alloc-util.h"
 #include "string-util.h"

src/test/test-engine.c

@@ -2,7 +2,6 @@
 
 #include <errno.h>
 #include <stdio.h>
-#include <string.h>
 
 #include "bus-util.h"
 #include "manager.h"

src/test/test-env-util.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 
 #include "env-util.h"
 #include "fd-util.h"

src/test/test-exec-util.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <errno.h>
-#include <string.h>
 #include <sys/stat.h>
 #include <sys/wait.h>
 #include <unistd.h>

src/test/test-extract-word.c

@@ -2,7 +2,6 @@
 
 #include <errno.h>
 #include <stdlib.h>
-#include <string.h>
 
 #include "extract-word.h"
 #include "log.h"

src/test/test-id128.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <fcntl.h>
-#include <string.h>
 #include <sys/types.h>
 #include <unistd.h>
 

src/test/test-load-fragment.c

@@ -3,7 +3,6 @@
 #include <fcntl.h>
 #include <stddef.h>
 #include <stdio.h>
-#include <string.h>
 #include <sys/capability.h>
 #include <unistd.h>
 

src/test/test-strbuf.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <stdlib.h>
-#include <string.h>
 
 #include "strbuf.h"
 #include "string-util.h"

src/test/test-strv.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
-#include <string.h>
 
 #include "alloc-util.h"
 #include "escape.h"

src/test/test-strxcpyx.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <stdio.h>
-#include <string.h>
 
 #include "string-util.h"
 #include "strxcpyx.h"

src/test/test-unit-name.c

@@ -3,7 +3,6 @@
 #include <pwd.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 
 #include "alloc-util.h"
 #include "all-units.h"

src/test/test-util.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: LGPL-2.1+ */
 
 #include <errno.h>
-#include <string.h>
 #include <sys/wait.h>
 #include <unistd.h>