1 #include <ctype.h> 2 #undef isdigit 3 #ifdef FEATURE_ICU_LOCALE_TMP 4 #include <locale.h> 5 #include "locale_impl.h" 6 #endif 7 isdigit(int c)8int isdigit(int c) 9 { 10 return (unsigned)c-'0' < 10; 11 } 12 __isdigit_l(int c,locale_t l)13int __isdigit_l(int c, locale_t l) 14 { 15 #ifdef FEATURE_ICU_LOCALE_TMP 16 if (l && l->cat[LC_CTYPE] && l->cat[LC_CTYPE]->flag == ICU_VALID) { 17 get_icu_symbol(ICU_I18N, &(g_icu_opt_func.u_isdigit), ICU_UCHAR_ISDIGIT_SYMBOL); 18 if (g_icu_opt_func.u_isdigit) { 19 return g_icu_opt_func.u_isdigit(c); 20 } 21 } 22 #endif 23 return isdigit(c); 24 } 25 26 weak_alias(__isdigit_l, isdigit_l); 27