/usr/include/guile-gnome-2/guile-gnome-gobject/gvalue.h is in guile-gnome2-dev 2.16.1-6ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2003 Andy Wingo <wingo at pobox dot com>
*
* values.h: Support for GValue-based types
*
* 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, contact:
*
* Free Software Foundation Voice: +1-617-542-5942
* 59 Temple Place - Suite 330 Fax: +1-617-542-2652
* Boston, MA 02111-1307, USA gnu@gnu.org
*/
#ifndef __GUILE_GNOME_GOBJECT_GVALUE_H__
#define __GUILE_GNOME_GOBJECT_GVALUE_H__
#include <guile-gnome-gobject/gtype.h>
G_BEGIN_DECLS
extern SCM scm_class_gvalue;
#define SCM_GVALUEP(scm) SCM_IS_A_P (scm, scm_class_gvalue)
#define SCM_VALIDATE_GVALUE(pos, scm) SCM_MAKE_VALIDATE (pos, scm, GVALUEP)
#define SCM_VALIDATE_GVALUE_COPY(pos, value, cvar) \
do { \
SCM_VALIDATE_GVALUE (pos, value); \
cvar = scm_c_gvalue_peek_value (value); \
} while (0)
#define SCM_VALIDATE_GVALUE_TYPE_COPY(pos, value, type, cvar) \
do { \
SCM_VALIDATE_GVALUE_COPY (pos, value, cvar); \
SCM_ASSERT (G_TYPE_CHECK_VALUE_TYPE (cvar, type), value, pos, FUNC_NAME); \
} while (0)
SCM scm_gvalue_to_scm (SCM value);
SCM scm_scm_to_gvalue (SCM type, SCM scm);
SCM scm_genum_register_static (SCM name, SCM vtable);
SCM scm_gflags_register_static (SCM name, SCM vtable);
/* C only */
SCM scm_c_make_gvalue (GType gtype);
GValue* scm_c_gvalue_peek_value (SCM value);
SCM scm_c_gvalue_to_scm (const GValue *gvalue);
SCM scm_c_gvalue_ref (const GValue *gvalue);
void scm_c_gvalue_set (GValue *gvalue, SCM value);
GValue* scm_c_scm_to_gvalue (GType gtype, SCM scm);
void scm_c_register_gvalue_wrappers (GType type,
SCM (*wrap) (const GValue*),
void (*unwrap) (SCM, GValue*));
typedef gpointer (*SCMGValueGetTypeInstanceFunc) (const GValue*);
typedef void (*SCMGValueSetTypeInstanceFunc) (GValue*, gpointer instance);
void scm_c_register_gtype_instance_gvalue_wrappers (GType type,
SCMGValueGetTypeInstanceFunc getter, SCMGValueSetTypeInstanceFunc setter);
/* Helpers */
gboolean scm_c_gvalue_holds (SCM maybe_gvalue, GType type);
SCM scm_c_gvalue_new_from_boxed (GType type, const gpointer boxed);
SCM scm_c_gvalue_new_take_boxed (GType type, gpointer boxed);
gpointer scm_c_gvalue_peek_boxed (SCM value);
gpointer scm_c_gvalue_dup_boxed (SCM value);
// should these go into gobject-support or something?
GValue* scm_c_gvalue_dup_value (SCM scm);
SCM scm_c_gvalue_from_value (const GValue *value);
SCM scm_c_gvalue_take_value (GValue *value);
G_END_DECLS
#endif
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