# This file is part of NIT ( http://www.nitlanguage.org ).
#
# Copyright 2013 Guillaume Auger <jeho@resist.ca>
-#
+# Copyright 2013 Alexis Laferrière <alexis.laf@xymus.net>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# See the License for the specific language governing permissions and
# limitations under the License.
-module sqlite3
+module sqlite3 is pkgconfig("sqlite3")
in "C header" `{
- #include "sqlite3.h"
- struct Data{
- sqlite3 *ppDb;
- sqlite3_stmt * stmt;
- };
-
+ #include <sqlite3.h>
`}
-extern Sqlite3 `{struct Data*`}
- new `{
- struct Data* data = malloc(sizeof(data));
- return data;
- `}
-
- fun destroy do close
-
- fun open(filename : String) import String::to_cstring`{
- sqlite3_open(String_to_cstring(filename), &recv->ppDb);
- `}
-
- fun close `{
- sqlite3_close(( recv)->ppDb);
- free(recv);
- `}
-
- fun exec(sql : String): Int import String::to_cstring `{
- struct Data * data = recv;
- return sqlite3_exec(data->ppDb, String_to_cstring(sql), 0, 0, 0);
+extern class Sqlite3Code `{int`}
+ new ok `{ return SQLITE_OK; `} # 0 /* Successful result */
+ fun is_ok: Bool `{ return recv == SQLITE_OK; `}
+
+ # new `{ return SQLITE_ERROR; `} # 1 /* SQL error or missing database */
+ # new `{ return SQLITE_INTERNAL; `} # 2 /* Internal logic error in SQLite */
+ # new `{ return SQLITE_PERM; `} # 3 /* Access permission denied */
+ # new `{ return SQLITE_ABORT; `} # 4 /* Callback routine requested an abort */
+ # new `{ return SQLITE_BUSY; `} # 5 /* The database file is locked */
+ # new `{ return SQLITE_LOCKED; `} # 6 /* A table in the database is locked */
+ # new `{ return SQLITE_NOMEM; `} # 7 /* A malloc() failed */
+ # new `{ return SQLITE_READONLY; `} # 8 /* Attempt to write a readonly database */
+ # new `{ return SQLITE_INTERRUPT; `} # 9 /* Operation terminated by sqlite3_interrupt()*/
+ # new `{ return SQLITE_IOERR; `} # 10 /* Some kind of disk I/O error occurred */
+ # new `{ return SQLITE_CORRUPT; `} # 11 /* The database disk image is malformed */
+ # new `{ return SQLITE_NOTFOUND; `} # 12 /* Unknown opcode in sqlite3_file_control() */
+ # new `{ return SQLITE_FULL; `} # 13 /* Insertion failed because database is full */
+ # new `{ return SQLITE_CANTOPEN; `} # 14 /* Unable to open the database file */
+ # new `{ return SQLITE_PROTOCOL; `} # 15 /* Database lock protocol error */
+ # new `{ return SQLITE_EMPTY; `} # 16 /* Database is empty */
+ # new `{ return SQLITE_SCHEMA; `} # 17 /* The database schema changed */
+ # new `{ return SQLITE_TOOBIG; `} # 18 /* String or BLOB exceeds size limit */
+ # new `{ return SQLITE_CONSTRAINT; `} # 19 /* Abort due to constraint violation */
+ # new `{ return SQLITE_MISMATCH; `} # 20 /* Data type mismatch */
+ # new `{ return SQLITE_MISUSE; `} # 21 /* Library used incorrectly */
+ # new `{ return SQLITE_NOLFS; `} # 22 /* Uses OS features not supported on host */
+ # new `{ return SQLITE_AUTH; `} # 23 /* Authorization denied */
+ # new `{ return SQLITE_FORMAT; `} # 24 /* Auxiliary database format error */
+ # new `{ return SQLITE_RANGE; `} # 25 /* 2nd parameter to sqlite3_bind out of range */
+ # new `{ return SQLITE_NOTADB; `} # 26 /* File opened that is not a database file */
+ # new `{ return SQLITE_NOTICE; `} # 27 /* Notifications from sqlite3_log() */
+ # new `{ return SQLITE_WARNING; `} # 28 /* Warnings from sqlite3_log() */
+
+ new row `{ return SQLITE_ROW; `} # 100 /* sqlite3_step() has another row ready */
+ fun is_row: Bool `{ return recv == SQLITE_ROW; `}
+
+ new done `{ return SQLITE_DONE; `} # 101 /* sqlite3_step() has finished executing */
+ fun is_done: Bool `{ return recv == SQLITE_DONE; `}
+
+ redef fun to_s: String import NativeString.to_s `{
+#if SQLITE_VERSION_NUMBER >= 3007015
+ char *err = (char *)sqlite3_errstr(recv);
+#else
+ char *err = "sqlite3_errstr supported only by version >= 3.7.15";
+#endif
+ if (err == NULL) err = "";
+ return NativeString_to_s(err);
`}
+end
- fun prepare(sql : String) import String::to_cstring `{
- struct Data * data = recv;
- int ret = sqlite3_prepare_v2(data->ppDb, String_to_cstring(sql), -1, &(data->stmt), 0);
- `}
+extern class Statement `{sqlite3_stmt*`}
- fun step: Int `{
- return sqlite3_step(recv->stmt);
+ fun step: Sqlite3Code `{
+ return sqlite3_step(recv);
`}
- fun column_name(i: Int) : String import String::from_cstring `{
- const char * name = (sqlite3_column_name(recv->stmt, i));
+ fun column_name(i: Int) : String import NativeString.to_s `{
+ const char * name = (sqlite3_column_name(recv, i));
if(name == NULL){
name = "";
}
char * ret = (char *) name;
- return new_String_from_cstring(ret);
+ return NativeString_to_s(ret);
`}
fun column_bytes(i: Int) : Int `{
- return sqlite3_column_bytes(recv->stmt, i);
+ return sqlite3_column_bytes(recv, i);
`}
fun column_double(i: Int) : Float `{
- return sqlite3_column_double(recv->stmt, i);
+ return sqlite3_column_double(recv, i);
`}
fun column_int(i: Int) : Int `{
- return sqlite3_column_int(recv->stmt, i);
+ return sqlite3_column_int(recv, i);
`}
- fun column_text(i: Int) : String import String::from_cstring `{
- char * ret = (char *) sqlite3_column_text(recv->stmt, i);
+ fun column_text(i: Int) : String import NativeString.to_s `{
+ char * ret = (char *) sqlite3_column_text(recv, i);
if( ret == NULL ){
ret = "";
}
- return new_String_from_cstring(ret);
+ return NativeString_to_s(ret);
`}
fun column_type(i: Int) : Int `{
- return sqlite3_column_type(recv->stmt, i);
+ return sqlite3_column_type(recv, i);
`}
# fun column_blob(i : Int) : String `{
# `}
fun column_count: Int `{
- return sqlite3_column_count(recv->stmt);
+ return sqlite3_column_count(recv);
`}
+end
- fun last_insert_rowid: Int `{
- return sqlite3_last_insert_rowid(recv->ppDb);
+extern class Sqlite3 `{sqlite3 *`}
+ new open(filename: String) import String.to_cstring `{
+ sqlite3 *self;
+ sqlite3_open(String_to_cstring(filename), &self);
+ return self;
`}
- fun get_error : Int import String::from_cstring `{
- return sqlite3_errcode(recv->ppDb);
+ fun destroy do close
+
+ fun close `{ sqlite3_close(recv); `}
+
+ fun exec(sql : String): Sqlite3Code import String.to_cstring `{
+ return sqlite3_exec(recv, String_to_cstring(sql), 0, 0, 0);
`}
- fun get_error_str : String import String::from_cstring `{
- char * err =(char *) sqlite3_errmsg(recv->ppDb);
- if(err == NULL){
- err = "";
- }
- return new_String_from_cstring(err);
+ fun prepare(sql: String): nullable Statement import String.to_cstring, Statement.as nullable `{
+ sqlite3_stmt *stmt;
+ int res = sqlite3_prepare_v2(recv, String_to_cstring(sql), -1, &stmt, 0);
+ if (res == SQLITE_OK)
+ return Statement_as_nullable(stmt);
+ else
+ return null_Statement();
+ `}
+
+ fun last_insert_rowid: Int `{
+ return sqlite3_last_insert_rowid(recv);
+ `}
+
+ fun error: Sqlite3Code `{
+ return sqlite3_errcode(recv);
`}
end
nitlanguage / nit.git / blobdiff