Allow bignum mode

nobu · nobu · commit d28927b561a2 · 2019-08-14T10:43:02.000+09:00
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
@@ -33,14 +33,15 @@ strio_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
 		      int *oflags_p, int *fmode_p, struct rb_io_enc_t *convconfig_p)
 {
     VALUE mode = *vmode_p;
+    VALUE intmode;
     int fmode;
 
     convconfig_p->enc = convconfig_p->enc2 = 0;
     if (NIL_P(mode)) {
 	fmode = FMODE_READABLE;
     }
-    else if (FIXNUM_P(mode)) {
-	int flags = FIX2INT(mode);
+    else if (!NIL_P(intmode = rb_check_to_integer(mode, "to_int"))) {
+	int flags = NUM2INT(intmode);
 	fmode = rb_io_oflags_fmode(flags);
     }
     else {

Original file line number	Diff line number	Diff line change
`@@ -33,14 +33,15 @@ strio_extract_modeenc(VALUE vmode_p, VALUE vperm_p, VALUE opthash,`
`33`	`33`	`int oflags_p, int fmode_p, struct rb_io_enc_t *convconfig_p)`
`34`	`34`	`{`
`35`	`35`	`VALUE mode = *vmode_p;`
	`36`	`+ VALUE intmode;`
`36`	`37`	`int fmode;`
`37`	`38`
`38`	`39`	`convconfig_p->enc = convconfig_p->enc2 = 0;`
`39`	`40`	`if (NIL_P(mode)) {`
`40`	`41`	`fmode = FMODE_READABLE;`
`41`	`42`	`}`
`42`		`- else if (FIXNUM_P(mode)) {`
`43`		`- int flags = FIX2INT(mode);`
	`43`	`+ else if (!NIL_P(intmode = rb_check_to_integer(mode, "to_int"))) {`
	`44`	`+ int flags = NUM2INT(intmode);`
`44`	`45`	`fmode = rb_io_oflags_fmode(flags);`
`45`	`46`	`}`
`46`	`47`	`else {`