diff options
Diffstat (limited to 'libodb-sqlite/odb/sqlite/error.cxx')
-rw-r--r-- | libodb-sqlite/odb/sqlite/error.cxx | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/libodb-sqlite/odb/sqlite/error.cxx b/libodb-sqlite/odb/sqlite/error.cxx new file mode 100644 index 0000000..ae6bbe3 --- /dev/null +++ b/libodb-sqlite/odb/sqlite/error.cxx @@ -0,0 +1,94 @@ +// file : odb/sqlite/error.cxx +// license : GNU GPL v2; see accompanying LICENSE file + +#include <sqlite3.h> + +#include <new> // std::bad_alloc +#include <string> + +#include <odb/sqlite/connection.hxx> +#include <odb/sqlite/exceptions.hxx> + +#include <odb/sqlite/details/config.hxx> // LIBODB_SQLITE_HAVE_UNLOCK_NOTIFY + +using namespace std; + +namespace odb +{ + namespace sqlite + { + void + translate_error (int e, connection& c) + { + sqlite3* h (c.handle ()); + + // Extended error codes are only available in 3.6.5 and later. + // +#if SQLITE_VERSION_NUMBER >= 3006005 + int ee (sqlite3_extended_errcode (h)); +#else + int ee (0); +#endif + string m; + + switch (e) + { + case SQLITE_NOMEM: + { + throw bad_alloc (); + } + case SQLITE_MISUSE: + { + // In case of SQLITE_MISUSE, error code/message may or may not + // be set. + // + ee = e; + m = "SQLite API misuse"; + break; + } +#ifdef SQLITE_ABORT_ROLLBACK + case SQLITE_ABORT: + { + if (ee == SQLITE_ABORT_ROLLBACK) + throw forced_rollback (); + + break; + } +#endif + case SQLITE_LOCKED: + { +#ifdef LIBODB_SQLITE_HAVE_UNLOCK_NOTIFY + if (ee != SQLITE_LOCKED_SHAREDCACHE) + throw deadlock (); // The DROP TABLE special case. +#endif + // Getting SQLITE_LOCKED_SHAREDCACHE here means we don't have + // the unlock notify support. Translate this to timeout. + // + throw timeout (); + } + case SQLITE_BUSY: + case SQLITE_IOERR: + { +#if SQLITE_VERSION_NUMBER >= 3006005 + if (e != SQLITE_IOERR || ee == SQLITE_IOERR_BLOCKED) + throw timeout (); +#endif + break; + } + default: + break; + } + + if (m.empty ()) + m = sqlite3_errmsg (h); + + // Get rid of a trailing newline if there is one. + // + string::size_type n (m.size ()); + if (n != 0 && m[n - 1] == '\n') + m.resize (n - 1); + + throw database_exception (e, ee, m); + } + } +} |