seq: add Quark object to report any error

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

diff --git a/src/seq/meson.build b/src/seq/meson.build
index efabf23570584b8a278a828b190f3c7fdab106dc..3ff6e34ce9c67d014476d668fff0bfc285794971 100644 (file)
--- a/src/seq/meson.build
+++ b/src/seq/meson.build
@@ -8,11 +8,17 @@ namespace = 'ALSASeq'
 has_enumerations = true
 has_marshaller = false
 
-sources = files()
+sources = files(
+  'query.c',
+)
 
-headers = files()
+headers = files(
+  'query.h',
+)
 
-privates = files()
+privates = files(
+  'privates.h',
+)
 
 #
 # Common part except for identifier of dependency.

diff --git a/src/seq/privates.h b/src/seq/privates.h
new file mode 100644 (file)
index 0000000..4472217
--- /dev/null
+++ b/src/seq/privates.h
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: LGPL-3.0-or-later
+#ifndef __ALSA_GOBJECT_ALSASEQ_PRIVATES__H__
+#define __ALSA_GOBJECT_ALSASEQ_PRIVATES__H__
+
+#include <string.h>
+
+#include <glib.h>
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+GQuark alsaseq_error_quark(void);
+
+#define generate_error(err, errno)                      \
+    g_set_error(err, alsaseq_error_quark(), errno,      \
+                __FILE__ ":%d: %s", __LINE__, strerror(errno))
+
+G_END_DECLS
+
+#endif

diff --git a/src/seq/query.c b/src/seq/query.c
new file mode 100644 (file)
index 0000000..1f7ac73
--- /dev/null
+++ b/src/seq/query.c
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: LGPL-3.0-or-later
+#include "query.h"
+#include "privates.h"
+
+// For error handling.
+G_DEFINE_QUARK("alsaseq-error", alsaseq_error)

diff --git a/src/seq/query.h b/src/seq/query.h
new file mode 100644 (file)
index 0000000..10b1f0d
--- /dev/null
+++ b/src/seq/query.h
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: LGPL-3.0-or-later
+#ifndef __ALSA_GOBJECT_ALSASEQ_QUERY__H__
+#define __ALSA_GOBJECT_ALSASEQ_QUERY__H__
+
+#include <glib.h>
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+G_END_DECLS
+
+#endif