Merge branch 'each-style-tweak' into 'master'

adjust clang-format options to get closer to ISC style

See merge request isc-projects/bind9!3061

(cherry picked from commit d3b49b6675)

0255a974 revise .clang-format and add a C formatting script in util
e851ed0b apply the modified style

lib/isc/tests/radix_test.c

@@ -30,8 +30,7 @@
 #include "isctest.h"
 
 static int
-_setup(void **state)
-{
+_setup(void **state) {
 	isc_result_t result;
 
 	UNUSED(state);
@@ -43,8 +42,7 @@ _setup(void **state)
 }
 
 static int
-_teardown(void **state)
-{
+_teardown(void **state) {
 	UNUSED(state);
 
 	isc_test_end();
@@ -54,14 +52,13 @@ _teardown(void **state)
 
 /* test radix searching */
 static void
-isc_radix_search_test(void **state)
-{
+isc_radix_search_test(void **state) {
 	isc_radix_tree_t *radix = NULL;
 	isc_radix_node_t *node;
-	isc_prefix_t	  prefix;
-	isc_result_t	  result;
-	struct in_addr	  in_addr;
-	isc_netaddr_t	  netaddr;
+	isc_prefix_t prefix;
+	isc_result_t result;
+	struct in_addr in_addr;
+	isc_netaddr_t netaddr;
 
 	UNUSED(state);
 
@@ -103,8 +100,7 @@ isc_radix_search_test(void **state)
 }
 
 int
-main(void)
-{
+main(void) {
 	const struct CMUnitTest tests[] = {
 		cmocka_unit_test_setup_teardown(isc_radix_search_test, _setup,
 						_teardown),
@@ -118,8 +114,7 @@ main(void)
 #include <stdio.h>
 
 int
-main(void)
-{
+main(void) {
 	printf("1..0 # Skipped: cmocka not available\n");
 	return (0);
 }