void
mrb_exc_set(mrb_state *mrb, mrb_value exc)
{
if (!mrb->gc.out_of_memory && mrb->backtrace.n > 0) {
mrb_value target_exc = mrb_nil_value();
int ai;
ai = mrb_gc_arena_save(mrb);
if ((mrb->exc && !have_backtrace(mrb, mrb->exc))) {
target_exc = mrb_obj_value(mrb->exc);
}
else if (!mrb_nil_p(exc) && mrb->backtrace.exc) {
target_exc = mrb_obj_value(mrb->backtrace.exc);
mrb_gc_protect(mrb, target_exc);
}
if (!mrb_nil_p(target_exc)) {
mrb_value backtrace;
backtrace = mrb_restore_backtrace(mrb);
set_backtrace(mrb, target_exc, backtrace);
}
mrb_gc_arena_restore(mrb, ai);
}
mrb->backtrace.n = 0;
if (mrb_nil_p(exc)) {
mrb->exc = 0;
}
else {
if (!mrb_obj_is_kind_of(mrb, exc, mrb->eException_class))
mrb_raise(mrb, E_TYPE_ERROR, "exception object expected");
mrb->exc = mrb_obj_ptr(exc);
}
}
void oci8_do_raise_init_error(const char *file, int line)
{
VALUE msg = rb_usascii_str_new_cstr("OCI Library Initialization Error");
VALUE exc = rb_funcall(eOCIError, oci8_id_new, 2, msg, INT2FIX(-1));
rb_exc_raise(set_backtrace(exc, file, line));
}
void oci8_do_raise_by_msgno(ub4 msgno, const char *default_msg, const char *file, int line)
{
VALUE msg = oci8_get_error_message(msgno, default_msg);
VALUE exc = rb_funcall(eOCIError, oci8_id_new, 2, msg, INT2FIX(-1));
rb_exc_raise(set_backtrace(exc, file, line));
}
void
mrb_exc_set(mrb_state *mrb, mrb_value exc)
{
if (!mrb->gc.out_of_memory && mrb->backtrace.n > 0) {
mrb_value target_exc = mrb_nil_value();
if ((mrb->exc && !have_backtrace(mrb, mrb->exc))) {
target_exc = mrb_obj_value(mrb->exc);
}
else if (!mrb_nil_p(exc) && mrb_obj_ptr(exc) == mrb->backtrace.exc) {
target_exc = exc;
}
if (!mrb_nil_p(target_exc)) {
mrb_value backtrace;
backtrace = mrb_restore_backtrace(mrb);
set_backtrace(mrb, target_exc, backtrace);
}
}
mrb->backtrace.n = 0;
if (mrb_nil_p(exc)) {
mrb->exc = 0;
}
else {
mrb->exc = mrb_obj_ptr(exc);
}
}
mrb_value
make_exception(mrb_state *mrb, int argc, mrb_value *argv, int isstr)
{
mrb_value mesg;
int n;
mesg = mrb_nil_value();
switch (argc) {
case 0:
break;
case 1:
if (mrb_nil_p(argv[0]))
break;
if (isstr) {
mesg = mrb_check_string_type(mrb, argv[0]);
if (!mrb_nil_p(mesg)) {
mesg = mrb_exc_new3(mrb, E_RUNTIME_ERROR, mesg);
break;
}
}
n = 0;
goto exception_call;
case 2:
case 3:
n = 1;
exception_call:
//if (argv[0] == sysstack_error) return argv[0];
//CONST_ID(mrb, exception, "exception");
//mesg = mrb_check_funcall(mrb, argv[0], exception, n, argv+1);
//if (mrb_nil_p(mesg)) {
// /* undef */
// mrb_raise(mrb, E_TYPE_ERROR, "exception class/object expected");
//}
if (mrb_respond_to(mrb, argv[0], mrb_intern(mrb, "exception"))) {
mesg = mrb_funcall_argv(mrb, argv[0], "exception", n, argv+1);
}
else {
/* undef */
mrb_raise(mrb, E_TYPE_ERROR, "exception class/object expected");
}
break;
default:
mrb_raise(mrb, E_ARGUMENT_ERROR, "wrong number of arguments (%d for 0..3)", argc);
break;
}
if (argc > 0) {
if (!mrb_obj_is_kind_of(mrb, mesg, mrb->eException_class))
mrb_raise(mrb, E_TYPE_ERROR, "exception object expected");
if (argc > 2)
set_backtrace(mrb, mesg, argv[2]);
}
return mesg;
}
void oci8_do_raise_by_msgno(ub4 msgno, const char *default_msg, const char *file, int line)
{
VALUE msg = oci8_get_error_message(msgno, default_msg);
VALUE args[2];
args[0] = msg;
args[1] = INT2FIX(-1);
rb_exc_raise(set_backtrace(rb_class_new_instance(2, args, eOCIError), file, line));
}
static void
errat_setter(VALUE val, ID id, VALUE *var)
{
VALUE err = get_errinfo();
if (NIL_P(err)) {
rb_raise(rb_eArgError, "$! not set");
}
set_backtrace(err, val);
}
static mrb_value
make_exception(mrb_state *mrb, int argc, const mrb_value *argv, mrb_bool isstr)
{
mrb_value mesg;
int n;
mesg = mrb_nil_value();
switch (argc) {
case 0:
break;
case 1:
if (mrb_nil_p(argv[0]))
break;
if (isstr) {
mesg = mrb_check_string_type(mrb, argv[0]);
if (!mrb_nil_p(mesg)) {
mesg = mrb_exc_new_str(mrb, E_RUNTIME_ERROR, mesg);
break;
}
}
n = 0;
goto exception_call;
case 2:
case 3:
n = 1;
exception_call:
{
mrb_sym exc = mrb_intern_lit(mrb, "exception");
if (mrb_respond_to(mrb, argv[0], exc)) {
mesg = mrb_funcall_argv(mrb, argv[0], exc, n, argv+1);
}
else {
/* undef */
mrb_raise(mrb, E_TYPE_ERROR, "exception class/object expected");
}
}
break;
default:
mrb_raisef(mrb, E_ARGUMENT_ERROR, "wrong number of arguments (%S for 0..3)", mrb_fixnum_value(argc));
break;
}
if (argc > 0) {
if (!mrb_obj_is_kind_of(mrb, mesg, mrb->eException_class))
mrb_raise(mrb, mrb->eException_class, "exception object expected");
if (argc > 2)
set_backtrace(mrb, mesg, argv[2]);
}
return mesg;
}
void oci8_do_raise_init_error(const char *file, int line)
{
VALUE msg = rb_usascii_str_new_cstr("OCI Library Initialization Error");
VALUE exc;
const char *dll_path = oci8_dll_path();
if (dll_path != NULL) {
msg = rb_str_buf_cat_ascii(msg, " - ");
msg = rb_enc_str_buf_cat(msg, dll_path, strlen(dll_path), rb_filesystem_encoding());
}
exc = rb_class_new_instance(1, &msg, eOCIError);
rb_exc_raise(set_backtrace(exc, file, line));
}
VALUE
rb_make_exception(int argc, VALUE *argv)
{
VALUE mesg;
ID exception;
int n;
mesg = Qnil;
switch (argc) {
case 0:
//mesg = Qnil;
mesg = rb_exc_new2(rb_eRuntimeError, "");
break;
case 1:
if (NIL_P(argv[0])) {
break;
}
if (TYPE(argv[0]) == T_STRING) {
mesg = rb_exc_new3(rb_eRuntimeError, argv[0]);
break;
}
n = 0;
goto exception_call;
case 2:
case 3:
n = 1;
exception_call:
exception = rb_intern("exception");
if (!rb_respond_to(argv[0], exception)) {
rb_raise(rb_eTypeError, "exception class/object expected");
}
mesg = rb_funcall(argv[0], exception, n, argv[1]);
break;
default:
rb_raise(rb_eArgError, "wrong number of arguments");
break;
}
if (argc > 0) {
if (!rb_obj_is_kind_of(mesg, rb_eException))
rb_raise(rb_eTypeError, "exception object expected");
if (argc > 2)
set_backtrace(mesg, argv[2]);
}
return mesg;
}
static VALUE oci8_make_exc(dvoid *errhp, sword status, ub4 type, OCIStmt *stmthp, const char *file, int line)
{
VALUE exc;
char errmsg[128];
sb4 errcode = -1;
VALUE msg;
VALUE parse_error_offset = Qnil;
VALUE sql = Qnil;
int rv;
int numarg = 1;
switch (status) {
case OCI_ERROR:
exc = eOCIError;
msg = get_error_msg(errhp, type, "Error", &errcode);
numarg = 4;
break;
case OCI_SUCCESS_WITH_INFO:
exc = eOCISuccessWithInfo;
msg = get_error_msg(errhp, type, "Error", &errcode);
numarg = 4;
break;
case OCI_NO_DATA:
exc = eOCINoData;
msg = get_error_msg(errhp, type, "No Data", &errcode);
numarg = 4;
break;
case OCI_INVALID_HANDLE:
exc = eOCIInvalidHandle;
msg = rb_usascii_str_new_cstr("Invalid Handle");
break;
case OCI_NEED_DATA:
exc = eOCINeedData;
msg = rb_usascii_str_new_cstr("Need Data");
break;
case OCI_STILL_EXECUTING:
exc = eOCIStillExecuting;
msg = rb_usascii_str_new_cstr("Still Executing");
break;
case OCI_CONTINUE:
exc = eOCIContinue;
msg = rb_usascii_str_new_cstr("Continue");
break;
default:
sprintf(errmsg, "Unknown error (%d)", status);
exc = eOCIException;
msg = rb_usascii_str_new_cstr(errmsg);
}
if (stmthp != NULL) {
ub2 offset;
text *text;
ub4 size;
rv = OCIAttrGet(stmthp, OCI_HTYPE_STMT, &offset, 0, OCI_ATTR_PARSE_ERROR_OFFSET, errhp);
if (rv == OCI_SUCCESS) {
parse_error_offset = INT2FIX(offset);
}
rv = OCIAttrGet(stmthp, OCI_HTYPE_STMT, &text, &size, OCI_ATTR_STATEMENT, errhp);
if (rv == OCI_SUCCESS) {
sql = rb_external_str_new_with_enc(TO_CHARPTR(text), size, oci8_encoding);
}
}
exc = rb_funcall(exc, oci8_id_new, numarg, msg, INT2FIX(errcode), sql, parse_error_offset);
return set_backtrace(exc, file, line);
}
