pr ")\n";
pr "{\n";
pr " guestfs_h *g = (guestfs_h *) (long) jg;\n";
- let error_code, no_ret =
- match ret with
- | RErr -> pr " int r;\n"; "-1", ""
- | RBool _
- | RInt _ -> pr " int r;\n"; "-1", "0"
- | RInt64 _ -> pr " int64_t r;\n"; "-1", "0"
- | RConstString _ -> pr " const char *r;\n"; "NULL", "NULL"
- | RConstOptString _ -> pr " const char *r;\n"; "NULL", "NULL"
- | RString _ ->
- pr " jstring jr;\n";
- pr " char *r;\n"; "NULL", "NULL"
- | RStringList _
- | RHashtable _ ->
- pr " jobjectArray jr;\n";
- pr " int r_len;\n";
- pr " jclass cl;\n";
- pr " jstring jstr;\n";
- pr " char **r;\n"; "NULL", "NULL"
- | RStruct (_, typ) ->
- pr " jobject jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " struct guestfs_%s *r;\n" typ; "NULL", "NULL"
- | RStructList (_, typ) ->
- pr " jobjectArray jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " jobject jfl;\n";
- pr " struct guestfs_%s_list *r;\n" typ; "NULL", "NULL"
- | RBufferOut _ ->
- pr " jstring jr;\n";
- pr " char *r;\n";
- pr " size_t size;\n";
- "NULL", "NULL" in
+ (match ret with
+ | RErr -> pr " int r;\n"
+ | RBool _
+ | RInt _ -> pr " int r;\n"
+ | RInt64 _ -> pr " int64_t r;\n"
+ | RConstString _ -> pr " const char *r;\n"
+ | RConstOptString _ -> pr " const char *r;\n"
+ | RString _ ->
+ pr " jstring jr;\n";
+ pr " char *r;\n"
+ | RStringList _
+ | RHashtable _ ->
+ pr " jobjectArray jr;\n";
+ pr " int r_len;\n";
+ pr " jclass cl;\n";
+ pr " jstring jstr;\n";
+ pr " char **r;\n"
+ | RStruct (_, typ) ->
+ pr " jobject jr;\n";
+ pr " jclass cl;\n";
+ pr " jfieldID fl;\n";
+ pr " struct guestfs_%s *r;\n" typ
+ | RStructList (_, typ) ->
+ pr " jobjectArray jr;\n";
+ pr " jclass cl;\n";
+ pr " jfieldID fl;\n";
+ pr " jobject jfl;\n";
+ pr " struct guestfs_%s_list *r;\n" typ
+ | RBufferOut _ ->
+ pr " jstring jr;\n";
+ pr " char *r;\n";
+ pr " size_t size;\n"
+ );
+
List.iter (
function
| Pathname n
) args;
(* Check for errors. *)
- pr " if (r == %s) {\n" error_code;
- pr " throw_exception (env, guestfs_last_error (g));\n";
- pr " return %s;\n" no_ret;
- pr " }\n";
+ (match errcode_of_ret ret with
+ | `CannotReturnError -> ()
+ | `ErrorIsMinusOne ->
+ pr " if (r == -1) {\n";
+ pr " throw_exception (env, guestfs_last_error (g));\n";
+ pr " return -1;\n";
+ pr " }\n"
+ | `ErrorIsNULL ->
+ pr " if (r == NULL) {\n";
+ pr " throw_exception (env, guestfs_last_error (g));\n";
+ pr " return NULL;\n";
+ pr " }\n"
+ );
(* Return value. *)
(match ret with