/usr/include/libappstream-glib/as-launchable.h is in libappstream-glib-dev 0.7.7-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
 *
 * Copyright (C) 2017 Richard Hughes <richard@hughsie.com>
 *
 * Licensed under the GNU Lesser General Public License Version 2.1
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 */
#if !defined (__APPSTREAM_GLIB_H) && !defined (AS_COMPILATION)
#error "Only <appstream-glib.h> can be included directly."
#endif
#ifndef __AS_LAUNCHABLE_H
#define __AS_LAUNCHABLE_H
#include <glib-object.h>
G_BEGIN_DECLS
#define AS_TYPE_LAUNCHABLE (as_launchable_get_type ())
G_DECLARE_DERIVABLE_TYPE (AsLaunchable, as_launchable, AS, LAUNCHABLE, GObject)
struct _AsLaunchableClass
{
	GObjectClass		parent_class;
	/*< private >*/
	void (*_as_reserved1)	(void);
	void (*_as_reserved2)	(void);
	void (*_as_reserved3)	(void);
	void (*_as_reserved4)	(void);
	void (*_as_reserved5)	(void);
	void (*_as_reserved6)	(void);
	void (*_as_reserved7)	(void);
	void (*_as_reserved8)	(void);
};
/**
 * AsLaunchableKind:
 * @AS_LAUNCHABLE_KIND_UNKNOWN:		Type invalid or not known
 * @AS_LAUNCHABLE_KIND_DESKTOP_ID:	A desktop ID
 * @AS_LAUNCHABLE_KIND_SERVICE:		A system service
 * @AS_LAUNCHABLE_KIND_COCKPIT_MANIFEST: A manifest run by the cockpit project
 * @AS_LAUNCHABLE_KIND_URL:		A web-app
 *
 * The launchable type.
 **/
typedef enum {
	AS_LAUNCHABLE_KIND_UNKNOWN,
	AS_LAUNCHABLE_KIND_DESKTOP_ID,		/* Since: 0.6.13 */
	AS_LAUNCHABLE_KIND_SERVICE,		/* Since: 0.7.3 */
	AS_LAUNCHABLE_KIND_COCKPIT_MANIFEST,	/* Since: 0.7.3 */
	AS_LAUNCHABLE_KIND_URL,			/* Since: 0.7.3 */
	/*< private >*/
	AS_LAUNCHABLE_KIND_LAST
} AsLaunchableKind;
AsLaunchable	*as_launchable_new		(void);
/* helpers */
AsLaunchableKind as_launchable_kind_from_string	(const gchar		*kind);
const gchar	*as_launchable_kind_to_string	(AsLaunchableKind	 kind);
/* getters */
const gchar	*as_launchable_get_value	(AsLaunchable		*launchable);
AsLaunchableKind as_launchable_get_kind		(AsLaunchable		*launchable);
/* setters */
void		 as_launchable_set_value	(AsLaunchable		*launchable,
						 const gchar		*value);
void		 as_launchable_set_kind		(AsLaunchable		*launchable,
						 AsLaunchableKind	 kind);
G_END_DECLS
#endif /* __AS_LAUNCHABLE_H */
 |