Implement rb_big_sign()

eregon · eregon · commit 8b6ceb9ec452 · 2019-01-21T13:33:40.000+01:00
diff --git a/src/main/c/cext/ruby.c b/src/main/c/cext/ruby.c
@@ -671,6 +671,10 @@ unsigned long rb_big2ulong(VALUE x) {
   return polyglot_as_i64(RUBY_CEXT_INVOKE_NO_WRAP("rb_num2ulong", x));
 }
 
+int rb_big_sign(VALUE x) {
+  return RTEST(RUBY_INVOKE(x, ">=", INT2FIX(0))) ? 1 : 0;
+}
+
 VALUE rb_big_cmp(VALUE x, VALUE y) {
   return RUBY_INVOKE(x, "<=>", y);
 }

Original file line number	Diff line number	Diff line change
`@@ -671,6 +671,10 @@ unsigned long rb_big2ulong(VALUE x) {`
`671`	`671`	`return polyglot_as_i64(RUBY_CEXT_INVOKE_NO_WRAP("rb_num2ulong", x));`
`672`	`672`	`}`
`673`	`673`
	`674`	`+int rb_big_sign(VALUE x) {`
	`675`	`+ return RTEST(RUBY_INVOKE(x, ">=", INT2FIX(0))) ? 1 : 0;`
	`676`	`+}`
	`677`	`+`
`674`	`678`	`VALUE rb_big_cmp(VALUE x, VALUE y) {`
`675`	`679`	`return RUBY_INVOKE(x, "<=>", y);`
`676`	`680`	`}`