X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstring%2Fstrchr.c;fp=src%2Fstring%2Fstrchr.c;h=2fe033868206cbd31e914de27aa9995f7d92023a;hb=c68b26369e89ead7511ef113850035775c5d183d;hp=e606f4fee48f3155c22e426f69d9495b60979dd9;hpb=2155afd73ef15b8a4ce0f0b488068120cca1f0b6;p=musl

diff --git a/src/string/strchr.c b/src/string/strchr.c
index e606f4fe..2fe03386 100644
--- a/src/string/strchr.c
+++ b/src/string/strchr.c
@@ -10,14 +10,16 @@
 
 char *strchr(const char *s, int c)
 {
-	c = (char)c;
+	size_t *w, k;
+
+	c = (unsigned char)c;
 	if (!c) return (char *)s + strlen(s);
-	for (; ((uintptr_t)s & ALIGN) && *s && *s != c; s++);
-	if (*s && *s != c) {
-		const size_t *w;
-		size_t k = ONES * c;
-		for (w = (const void *)s; !HASZERO(*w) && !HASZERO(*w^k); w++);
-		for (s = (const void *)w; *s && *s != c; s++);
-	}
-	return *s ? (char *)s : 0;
+
+	for (; ((uintptr_t)s & ALIGN) && *s; s++)
+		if (*(unsigned char *)s == c) return (char *)s;
+	k = ONES * c;
+	for (w = (void *)s; !HASZERO(*w) && !HASZERO(*w^k); w++);
+	for (s = (void *)w; *s; s++)
+		if (*(unsigned char *)s == c) return (char *)s;
+	return 0;
 }