X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fctype%2Fiswalpha.c;h=00f9d81f5a7899d4748d35457928e5d2a342d5c8;hb=50a298ea3b122efbb31e7674a20e6c7dc30ca1dc;hp=0f031eac55681c092ae65b389cc79570a8711469;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/ctype/iswalpha.c b/src/ctype/iswalpha.c
index 0f031eac..00f9d81f 100644
--- a/src/ctype/iswalpha.c
+++ b/src/ctype/iswalpha.c
@@ -1,6 +1,22 @@
 #include <wctype.h>
+#include "libc.h"
+
+static const unsigned char table[] = {
+#include "alpha.h"
+};
 
 int iswalpha(wint_t wc)
 {
-	return (32U|wc)-'a'<26;
+	if (wc<0x20000U)
+		return (table[table[wc>>8]*32+((wc&255)>>3)]>>(wc&7))&1;
+	if (wc<0x2fffeU)
+		return 1;
+	return 0;
 }
+
+int __iswalpha_l(wint_t c, locale_t l)
+{
+	return iswalpha(c);
+}
+
+weak_alias(__iswalpha_l, iswalpha_l);