1 #include <wctype.h> 2 3 static const unsigned char table[] = { 4 #include "alpha.h" 5 }; 6 7 int iswalpha(wint_t wc) 8 { 9 if (wc<0x20000U) 10 return (table[table[wc>>8]*32+((wc&255)>>3)]>>(wc&7))&1; 11 if (wc<0x2fffeU) 12 return 1; 13 return 0; 14 } 15
