lib/sqlite/Domain: add Domain instance for SQLite

Replaces the sticker_domain for Error::domain.

Makefile.am

@@ -354,6 +354,7 @@ endif
 if ENABLE_SQLITE
 libmpd_a_SOURCES += \
 	src/command/StickerCommands.cxx src/command/StickerCommands.hxx \
+	src/lib/sqlite/Domain.cxx src/lib/sqlite/Domain.hxx \
 	src/sticker/StickerDatabase.cxx src/sticker/StickerDatabase.hxx \
 	src/sticker/StickerPrint.cxx src/sticker/StickerPrint.hxx \
 	src/sticker/SongSticker.cxx src/sticker/SongSticker.hxx

src/lib/sqlite/Domain.cxx

@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "Domain.hxx"
+#include "util/Domain.hxx"
+
+const Domain sqlite_domain("sqlite");

src/lib/sqlite/Domain.hxx

@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_SQLITE_DOMAIN_HXX
+#define MPD_SQLITE_DOMAIN_HXX
+
+class Domain;
+
+extern const Domain sqlite_domain;
+
+#endif

src/sticker/StickerDatabase.cxx

@@ -19,6 +19,7 @@
 
 #include "config.h"
 #include "StickerDatabase.hxx"
+#include "lib/sqlite/Domain.hxx"
 #include "fs/Path.hxx"
 #include "Idle.hxx"
 #include "util/Error.hxx"
@@ -91,7 +92,7 @@ sticker_prepare(const char *sql, Error &error)
 	sqlite3_stmt *stmt;
 	int ret = sqlite3_prepare_v2(sticker_db, sql, -1, &stmt, nullptr);
 	if (ret != SQLITE_OK) {
-		error.Format(sticker_domain, ret,
+		error.Format(sqlite_domain, ret,
 			     "sqlite3_prepare_v2() failed: %s",
 			     sqlite3_errmsg(sticker_db));
 		return nullptr;
@@ -112,9 +113,9 @@ sticker_global_init(Path path, Error &error)
 	ret = sqlite3_open(path.c_str(), &sticker_db);
 	if (ret != SQLITE_OK) {
 		const std::string utf8 = path.ToUTF8();
-		error.Format(sticker_domain, ret,
+		error.Format(sqlite_domain, ret,
-			    "Failed to open sqlite database '%s': %s",
+			     "Failed to open sqlite database '%s': %s",
-			    utf8.c_str(), sqlite3_errmsg(sticker_db));
+			     utf8.c_str(), sqlite3_errmsg(sticker_db));
 		return false;
 	}
 
@@ -123,7 +124,7 @@ sticker_global_init(Path path, Error &error)
 	ret = sqlite3_exec(sticker_db, sticker_sql_create,
 			   nullptr, nullptr, nullptr);
 	if (ret != SQLITE_OK) {
-		error.Format(sticker_domain, ret,
+		error.Format(sqlite_domain, ret,
 			     "Failed to create sticker table: %s",
 			     sqlite3_errmsg(sticker_db));
 		return false;