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libbb: eliminate a static data array in bb_mode_string()

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function                                             old     new   delta
print_stat                                           861     869      +8
header_verbose_list_ar                                73      77      +4
display_single                                       975     979      +4
header_verbose_list                                  237     239      +2
bb_mode_string                                       124     115      -9
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(add/remove: 0/0 grow/shrink: 4/1 up/down: 18/-9)               Total: 9 bytes
   text	   data	    bss	    dec	    hex	filename
1043136	    559	   5052	1048747	 1000ab	busybox_old
1043153	    559	   5020	1048732	 10009c	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2021-09-17 01:13:58 +02:00
parent 4958c18134
commit 59ac467dc6
7 changed files with 16 additions and 12 deletions
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6
libbb/mode_string.c
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@@ -43,9 +43,8 @@ static const char type_chars[16] ALIGN1 = "?pc?d?b?-?l?s???";
/***************************************** 0123456789abcdef */
static const char mode_chars[7] ALIGN1 = "rwxSTst";
const char* FAST_FUNC bb_mode_string(mode_t mode)
char* FAST_FUNC bb_mode_string(char buf[12], mode_t mode)
{
static char buf[12];
char *p = buf;
int i, j, k;
@@ -83,9 +82,8 @@ static const char type_chars[16] ALIGN1 = "?pc?d?b?-?l?s???";
/********************************** 0123456789abcdef */
static const char mode_chars[7] ALIGN1 = "rwxSTst";
const char* FAST_FUNC bb_mode_string(mode_t mode)
char* FAST_FUNC bb_mode_string(char buf[12], mode_t mode)
{
static char buf[12];
char *p = buf;
int i, j, k, m;