add hg and python

1 files changed, 96 insertions, 0 deletions

diff --git a/sys/src/cmd/python/Modules/_sqlite/util.c b/sys/src/cmd/python/Modules/_sqlite/util.c
new file mode 100644
index 000000000..f5a7233a9
--- /dev/null
+++ b/sys/src/cmd/python/Modules/_sqlite/util.c
@@ -0,0 +1,96 @@
+/* util.c - various utility functions
+ *
+ * Copyright (C) 2005-2006 Gerhard Häring <gh@ghaering.de>
+ *
+ * This file is part of pysqlite.
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty.  In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software
+ *    in a product, an acknowledgment in the product documentation would be
+ *    appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+#include "module.h"
+#include "connection.h"
+
+int _sqlite_step_with_busyhandler(sqlite3_stmt* statement, Connection* connection
+)
+{
+    int rc;
+
+    Py_BEGIN_ALLOW_THREADS
+    rc = sqlite3_step(statement);
+    Py_END_ALLOW_THREADS
+
+    return rc;
+}
+
+/**
+ * Checks the SQLite error code and sets the appropriate DB-API exception.
+ * Returns the error code (0 means no error occurred).
+ */
+int _seterror(sqlite3* db)
+{
+    int errorcode;
+
+    errorcode = sqlite3_errcode(db);
+
+    switch (errorcode)
+    {
+        case SQLITE_OK:
+            PyErr_Clear();
+            break;
+        case SQLITE_INTERNAL:
+        case SQLITE_NOTFOUND:
+            PyErr_SetString(InternalError, sqlite3_errmsg(db));
+            break;
+        case SQLITE_NOMEM:
+            (void)PyErr_NoMemory();
+            break;
+        case SQLITE_ERROR:
+        case SQLITE_PERM:
+        case SQLITE_ABORT:
+        case SQLITE_BUSY:
+        case SQLITE_LOCKED:
+        case SQLITE_READONLY:
+        case SQLITE_INTERRUPT:
+        case SQLITE_IOERR:
+        case SQLITE_FULL:
+        case SQLITE_CANTOPEN:
+        case SQLITE_PROTOCOL:
+        case SQLITE_EMPTY:
+        case SQLITE_SCHEMA:
+            PyErr_SetString(OperationalError, sqlite3_errmsg(db));
+            break;
+        case SQLITE_CORRUPT:
+            PyErr_SetString(DatabaseError, sqlite3_errmsg(db));
+            break;
+        case SQLITE_TOOBIG:
+            PyErr_SetString(DataError, sqlite3_errmsg(db));
+            break;
+        case SQLITE_CONSTRAINT:
+        case SQLITE_MISMATCH:
+            PyErr_SetString(IntegrityError, sqlite3_errmsg(db));
+            break;
+        case SQLITE_MISUSE:
+            PyErr_SetString(ProgrammingError, sqlite3_errmsg(db));
+            break;
+        default:
+            PyErr_SetString(DatabaseError, sqlite3_errmsg(db));
+            break;
+    }
+
+    return errorcode;
+}
+