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/dns/tests/rdataset_test.c

@@ -30,8 +30,7 @@
 #include "dnstest.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);
 
 	dns_test_end();
@@ -54,11 +52,10 @@ _teardown(void **state)
 
 /* test trimming of rdataset TTLs */
 static void
-trimttl(void **state)
-{
-	dns_rdataset_t	  rdataset, sigrdataset;
+trimttl(void **state) {
+	dns_rdataset_t rdataset, sigrdataset;
 	dns_rdata_rrsig_t rrsig;
-	isc_stdtime_t	  ttltimenow, ttltimeexpire;
+	isc_stdtime_t ttltimenow, ttltimeexpire;
 
 	ttltimenow = 10000000;
 	ttltimeexpire = ttltimenow + 800;
@@ -126,8 +123,7 @@ trimttl(void **state)
 }
 
 int
-main(void)
-{
+main(void) {
 	const struct CMUnitTest tests[] = {
 		cmocka_unit_test_setup_teardown(trimttl, _setup, _teardown),
 	};
@@ -140,8 +136,7 @@ main(void)
 #include <stdio.h>
 
 int
-main(void)
-{
+main(void) {
 	printf("1..0 # Skipped: cmocka not available\n");
 	return (0);
 }