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authorGravatar Denys Vlasenko <vda.linux@googlemail.com>2015-10-07 22:42:45 +0200
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2015-10-07 22:42:45 +0200
commitd60752f8c9be5689a249ad518deb38061d4bc45e (patch)
tree06df5c7e22be59561cbbcd22eb63ff95344fe321 /miscutils/i2c_tools.c
parent8c0708a329618b20089eb9cedbe06522dd25d9be (diff)
downloadbusybox-d60752f8c9be5689a249ad518deb38061d4bc45e.tar.gz
busybox-d60752f8c9be5689a249ad518deb38061d4bc45e.tar.bz2
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>
Diffstat (limited to 'miscutils/i2c_tools.c')
-rw-r--r--miscutils/i2c_tools.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/miscutils/i2c_tools.c b/miscutils/i2c_tools.c
index 4b26b7bdc..292ff88dd 100644
--- a/miscutils/i2c_tools.c
+++ b/miscutils/i2c_tools.c
@@ -701,7 +701,7 @@ int i2cset_main(int argc, char **argv)
}
if (status < 0) {
- printf("Warning - readback failed\n");
+ puts("Warning - readback failed");
} else
if (status != val) {
printf("Warning - data mismatch - wrote "
@@ -756,8 +756,8 @@ static void dump_data(int bus_fd, int mode, unsigned first,
{
int i, j, res;
- printf(" 0 1 2 3 4 5 6 7 8 9 a b c d e f"
- " 0123456789abcdef\n");
+ puts(" 0 1 2 3 4 5 6 7 8 9 a b c d e f"
+ " 0123456789abcdef");
for (i = 0; i < I2CDUMP_NUM_REGS; i += 0x10) {
if (mode == I2C_SMBUS_BLOCK_DATA && i >= blen)
@@ -826,22 +826,22 @@ static void dump_data(int bus_fd, int mode, unsigned first,
break;
/* Skip unwanted registers */
if (i+j < first || i+j > last) {
- printf(" ");
+ bb_putchar(' ');
continue;
}
res = block[i+j];
if (res < 0) {
- printf("X");
+ bb_putchar('X');
} else if (res == 0x00 || res == 0xff) {
- printf(".");
+ bb_putchar('.');
} else if (res < 32 || res >= 127) {
- printf("?");
+ bb_putchar('?');
} else {
- printf("%c", res);
+ bb_putchar(res);
}
}
- printf("\n");
+ bb_putchar('\n');
}
}
@@ -850,7 +850,7 @@ static void dump_word_data(int bus_fd, unsigned first, unsigned last)
int i, j, rv;
/* Word data. */
- printf(" 0,8 1,9 2,a 3,b 4,c 5,d 6,e 7,f\n");
+ puts(" 0,8 1,9 2,a 3,b 4,c 5,d 6,e 7,f");
for (i = 0; i < 256; i += 8) {
if (i/8 < first/8)
continue;
@@ -871,7 +871,7 @@ static void dump_word_data(int bus_fd, unsigned first, unsigned last)
else
printf("%04x ", rv & 0xffff);
}
- printf("\n");
+ bb_putchar('\n');
}
}
@@ -1267,7 +1267,7 @@ int i2cdetect_main(int argc UNUSED_PARAM, char **argv)
if (!(opts & opt_y))
confirm_action(-1, -1, -1, 0);
- printf(" 0 1 2 3 4 5 6 7 8 9 a b c d e f\n");
+ puts(" 0 1 2 3 4 5 6 7 8 9 a b c d e f");
for (i = 0; i < 128; i += 16) {
printf("%02x: ", i);
for(j = 0; j < 16; j++) {
@@ -1325,7 +1325,7 @@ int i2cdetect_main(int argc UNUSED_PARAM, char **argv)
else
printf("%02x ", i+j);
}
- printf("\n");
+ bb_putchar('\n');
}
return 0;