diff options
Diffstat (limited to 'ext/iconv/iconv.c')
| -rw-r--r-- | ext/iconv/iconv.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/ext/iconv/iconv.c b/ext/iconv/iconv.c index 4b1f4b5073..bceb7ca692 100644 --- a/ext/iconv/iconv.c +++ b/ext/iconv/iconv.c @@ -53,6 +53,7 @@ struct iconv_env_t VALUE (*append)_((VALUE, VALUE)); }; +static VALUE rb_eIconvInvalidEncoding; static VALUE rb_eIconvFailure; static VALUE rb_eIconvIllegalSeq; static VALUE rb_eIconvInvalidChar; @@ -143,10 +144,15 @@ iconv_create cd = iconv_open(tocode, fromcode); } if (cd == (iconv_t)-1) { - volatile VALUE msg = rb_str_new2("iconv(\""); + int inval = errno == EINVAL; + volatile VALUE msg = rb_str_new2("iconv(\"" + (inval ? 5 : 0)); + char *s; + rb_str_buf_cat2(rb_str_buf_append(msg, to), "\", \""); rb_str_buf_cat2(rb_str_buf_append(msg, from), "\")"); - rb_sys_fail(StringValuePtr(msg)); + s = StringValuePtr(msg); + if (!inval) rb_sys_fail(s); + rb_raise(rb_eIconvInvalidEncoding, "invalid encoding %s", s); } } @@ -847,6 +853,7 @@ Init_iconv _((void)) rb_define_method(rb_eIconvFailure, "failed", iconv_failure_failed, 0); rb_define_method(rb_eIconvFailure, "inspect", iconv_failure_inspect, 0); + rb_eIconvInvalidEncoding = rb_define_class_under(rb_cIconv, "InvalidEncoding", rb_eArgError); rb_eIconvIllegalSeq = rb_define_class_under(rb_cIconv, "IllegalSequence", rb_eArgError); rb_eIconvInvalidChar = rb_define_class_under(rb_cIconv, "InvalidCharacter", rb_eArgError); rb_eIconvOutOfRange = rb_define_class_under(rb_cIconv, "OutOfRange", rb_eRuntimeError); |