code: drawterm

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silence runestrchr while(assign) warning

--- a/libc/runestrchr.c

+++ b/libc/runestrchr.c

@@ -4,17 +4,14 @@

 Rune*

 runestrchr(Rune *s, Rune c)

 {

-	Rune c0 = c;

-	Rune c1;

+	Rune r;

-	if(c == 0) {

+	if(c == 0)

 		while(*s++)

 			;

-		return s-1;

-	}

-

-	while(c1 = *s++)

-		if(c1 == c0)

-			return s-1;

-	return 0;

+	else

+		while((r = *s++) != c)

+			if(r == 0)

+				return 0;

+	return s-1;

 }