From d60752f8c9be5689a249ad518deb38061d4bc45e Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Wed, 7 Oct 2015 22:42:45 +0200 Subject: build system: -fno-builtin-printf Benefits are: drops reference to out-of-line putchar(), fixes a few cases of failed string merge. function old new delta i2cdump_main 1488 1502 +14 sha256_process_block64 423 433 +10 sendmail_main 1183 1185 +2 list_table 1114 1116 +2 i2cdetect_main 1235 1237 +2 fdisk_main 2852 2854 +2 builtin_type 119 121 +2 unicode_conv_to_printable2 325 324 -1 scan_recursive 380 378 -2 mkfs_minix_main 2687 2684 -3 buffer_fill_and_print 178 169 -9 putchar 152 - -152 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 7/4 up/down: 34/-167) Total: -133 bytes text data bss dec hex filename 937788 932 17676 956396 e97ec busybox_old 937564 932 17676 956172 e970c busybox_unstripped Signed-off-by: Denys Vlasenko --- networking/brctl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'networking/brctl.c') diff --git a/networking/brctl.c b/networking/brctl.c index 8043d600b..c01a86998 100644 --- a/networking/brctl.c +++ b/networking/brctl.c @@ -217,7 +217,7 @@ int brctl_main(int argc UNUSED_PARAM, char **argv) arm_ioctl(args, BRCTL_GET_BRIDGES, (unsigned long) bridx, MAX_PORTS); num = xioctl(fd, SIOCGIFBR, args); - printf("bridge name\tbridge id\t\tSTP enabled\tinterfaces\n"); + puts("bridge name\tbridge id\t\tSTP enabled\tinterfaces"); for (i = 0; i < num; i++) { char ifname[IFNAMSIZ]; int j, tabs; @@ -236,7 +236,7 @@ int brctl_main(int argc UNUSED_PARAM, char **argv) /* print bridge id */ x = (unsigned char *) &bi.bridge_id; for (j = 0; j < 8; j++) { - printf("%.2x", x[j]); + printf("%02x", x[j]); if (j == 1) bb_putchar('.'); } -- cgit v1.2.3