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libc: Eliminate 13 relative relocations in wctype().

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This commit is contained in:
Jilles Tjoelker 2011-12-05 00:00:47 +00:00
parent 022eba3410
commit 54ad8a62ed
1 changed files with 45 additions and 26 deletions
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71
lib/libc/locale/wctype.c
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@ -57,35 +57,54 @@ iswctype_l(wint_t wc, wctype_t charclass, locale_t locale)
wctype_t
wctype_l(const char *property, locale_t locale)
{
static const struct {
const char *name;
wctype_t mask;
} props[] = {
{ "alnum", _CTYPE_A|_CTYPE_D },
{ "alpha", _CTYPE_A },
{ "blank", _CTYPE_B },
{ "cntrl", _CTYPE_C },
{ "digit", _CTYPE_D },
{ "graph", _CTYPE_G },
{ "lower", _CTYPE_L },
{ "print", _CTYPE_R },
{ "punct", _CTYPE_P },
{ "space", _CTYPE_S },
{ "upper", _CTYPE_U },
{ "xdigit", _CTYPE_X },
{ "ideogram", _CTYPE_I }, /* BSD extension */
{ "special", _CTYPE_T }, /* BSD extension */
{ "phonogram", _CTYPE_Q }, /* BSD extension */
{ "rune", 0xFFFFFF00L }, /* BSD extension */
{ NULL, 0UL }, /* Default */
const char *propnames =
"alnum\0"
"alpha\0"
"blank\0"
"cntrl\0"
"digit\0"
"graph\0"
"lower\0"
"print\0"
"punct\0"
"space\0"
"upper\0"
"xdigit\0"
"ideogram\0" /* BSD extension */
"special\0" /* BSD extension */
"phonogram\0" /* BSD extension */
"rune\0"; /* BSD extension */
static const wctype_t propmasks[] = {
_CTYPE_A|_CTYPE_D,
_CTYPE_A,
_CTYPE_B,
_CTYPE_C,
_CTYPE_D,
_CTYPE_G,
_CTYPE_L,
_CTYPE_R,
_CTYPE_P,
_CTYPE_S,
_CTYPE_U,
_CTYPE_X,
_CTYPE_I,
_CTYPE_T,
_CTYPE_Q,
0xFFFFFF00L
};
int i;
size_t len1, len2;
const char *p;
const wctype_t *q;
i = 0;
while (props[i].name != NULL && strcmp(props[i].name, property) != 0)
i++;
len1 = strlen(property);
q = propmasks;
for (p = propnames; (len2 = strlen(p)) != 0; p += len2 + 1) {
if (len1 == len2 && memcmp(property, p, len1) == 0)
return (*q);
q++;
}
return (props[i].mask);
return (0UL);
}
wctype_t wctype(const char *property)