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Diffstat (limited to 'except.i')
-rw-r--r-- | except.i | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/except.i b/except.i new file mode 100644 index 0000000..fce1471 --- /dev/null +++ b/except.i @@ -0,0 +1,50 @@ +/* guile-xapian --- Guile bindings for Xapian + * Copyright © 2023 Arun Isaac <arunisaac@systemreboot.net> + * + * This file is part of guile-xapian. + * + * guile-xapian is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 2 of the + * License, or (at your option) any later version. + * + * guile-xapian is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with guile-xapian. If not, see + * <https://www.gnu.org/licenses/>. + */ + +%{ +void handle_exception() { + string msg; + try { + throw; + } catch (const Xapian::Error &e) { + // TODO: Handle each Xapian error class separately and raise + // different scheme conditions for each. + msg = e.get_description(); + } catch (const std::exception &e) { + msg = "std::exception: "; + msg += e.what(); + } catch (...) { + msg = "unknown error in Xapian"; + } + scm_call_1(scm_c_public_ref("xapian error", "raise-xapian-exception"), + scm_from_stringn(msg.c_str(), + msg.length(), + "us-ascii", + SCM_FAILED_CONVERSION_ESCAPE_SEQUENCE)); +} +%} + +%exception { + try { + $function + } catch (...) { + handle_exception(); + } +} |