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 <vda.linux@googlemail.com>
diff --git a/procps/powertop.c b/procps/powertop.c
index 1de5d32..1841810 100644
--- a/procps/powertop.c
+++ b/procps/powertop.c
@@ -704,7 +704,7 @@
/* Get number of CPUs */
G.total_cpus = get_cpu_count();
- printf("Collecting data for "DEFAULT_SLEEP_STR" seconds\n");
+ puts("Collecting data for "DEFAULT_SLEEP_STR" seconds");
#if ENABLE_FEATURE_USE_TERMIOS
tcgetattr(0, (void *)&G.init_settings);