summaryrefslogtreecommitdiff
path: root/ext
diff options
context:
space:
mode:
Diffstat (limited to 'ext')
-rw-r--r--ext/bigdecimal/bigdecimal.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index c7d9945..e8889b8 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -99,6 +99,17 @@ static ID id_eq;
# define RRATIONAL_NEGATIVE_P(x) RTEST(rb_funcall((x), '<', 1, INT2FIX(0)))
#endif
+#ifndef DECIMAL_SIZE_OF_BITS
+#define DECIMAL_SIZE_OF_BITS(n) (((n) * 3010 + 9998) / 9999)
+/* an approximation of ceil(n * log10(2)), upto 65536 at least */
+#endif
+
+#ifdef PRIsVALUE
+# define raise_with_class(e, pre, post, obj) rb_raise((e), pre "%" PRIsVALUE post, rb_obj_class(obj))
+#else
+# define raise_with_class(e, pre, post, obj) rb_raise((e), pre "%s" post, rb_obj_classname(obj))
+#endif
+
/*
* ================== Ruby Interface part ==========================
*/
@@ -273,9 +284,9 @@ SomeOneMayDoIt:
unable_to_coerce_without_prec:
if (must) {
- rb_raise(rb_eArgError,
- "%s can't be coerced into BigDecimal without a precision",
- rb_obj_classname(v));
+ raise_with_class(rb_eArgError,
+ "", " can't be coerced into BigDecimal without a precision",
+ v);
}
return NULL;
}
@@ -2260,9 +2271,9 @@ BigDecimal_power(int argc, VALUE*argv, VALUE self)
}
/* fall through */
default:
- rb_raise(rb_eTypeError,
- "wrong argument type %s (expected scalar Numeric)",
- rb_obj_classname(vexp));
+ raise_with_class(rb_eTypeError,
+ "wrong argument type ", " (expected scalar Numeric)",
+ vexp);
}
if (VpIsZero(x)) {
@@ -2519,9 +2530,9 @@ BigDecimal_new(int argc, VALUE *argv)
/* fall through */
case T_RATIONAL:
if (NIL_P(nFig)) {
- rb_raise(rb_eArgError,
- "can't omit precision for a %"PRIsVALUE".",
- rb_obj_class(iniValue));
+ raise_with_class(rb_eArgError,
+ "can't omit precision for a ", ".",
+ iniValue);
}
return GetVpValueWithPrec(iniValue, mf, 1);