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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2012 Colin Walters <walters@verbum.org>.
*
* 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 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GSYSTEM_LOCAL_ALLOC_H__
#define __GSYSTEM_LOCAL_ALLOC_H__
#include <gio/gio.h>
G_BEGIN_DECLS
#define GS_DEFINE_CLEANUP_FUNCTION(Type, name, func) \
static inline void name (void *v) \
{ \
func (*(Type*)v); \
}
#define GS_DEFINE_CLEANUP_FUNCTION0(Type, name, func) \
static inline void name (void *v) \
{ \
if (*(Type*)v) \
func (*(Type*)v); \
}
/* These functions shouldn't be invoked directly;
* they are stubs that:
* 1) Take a pointer to the location (typically itself a pointer).
* 2) Provide %NULL-safety where it doesn't exist already (e.g. g_object_unref)
*/
/**
* gs_free:
*
* Call g_free() on a variable location when it goes out of scope.
*/
#define gs_free __attribute__ ((cleanup(gs_local_free)))
GS_DEFINE_CLEANUP_FUNCTION(void*, gs_local_free, g_free)
/**
* gs_unref_object:
*
* Call g_object_unref() on a variable location when it goes out of
* scope. Note that unlike g_object_unref(), the variable may be
* %NULL.
*/
#define gs_unref_object __attribute__ ((cleanup(gs_local_obj_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GObject*, gs_local_obj_unref, g_object_unref)
/**
* gs_unref_variant:
*
* Call g_variant_unref() on a variable location when it goes out of
* scope. Note that unlike g_variant_unref(), the variable may be
* %NULL.
*/
#define gs_unref_variant __attribute__ ((cleanup(gs_local_variant_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GVariant*, gs_local_variant_unref, g_variant_unref)
/**
* gs_free_variant_iter:
*
* Call g_variant_iter_free() on a variable location when it goes out of
* scope.
*/
#define gs_free_variant_iter __attribute__ ((cleanup(gs_local_variant_iter_free)))
GS_DEFINE_CLEANUP_FUNCTION0(GVariantIter*, gs_local_variant_iter_free, g_variant_iter_free)
/**
* gs_free_variant_builder:
*
* Call g_variant_builder_unref() on a variable location when it goes out of
* scope.
*/
#define gs_unref_variant_builder __attribute__ ((cleanup(gs_local_variant_builder_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GVariantBuilder*, gs_local_variant_builder_unref, g_variant_builder_unref)
/**
* gs_unref_array:
*
* Call g_array_unref() on a variable location when it goes out of
* scope. Note that unlike g_array_unref(), the variable may be
* %NULL.
*/
#define gs_unref_array __attribute__ ((cleanup(gs_local_array_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GArray*, gs_local_array_unref, g_array_unref)
/**
* gs_unref_ptrarray:
*
* Call g_ptr_array_unref() on a variable location when it goes out of
* scope. Note that unlike g_ptr_array_unref(), the variable may be
* %NULL.
*/
#define gs_unref_ptrarray __attribute__ ((cleanup(gs_local_ptrarray_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GPtrArray*, gs_local_ptrarray_unref, g_ptr_array_unref)
/**
* gs_unref_hashtable:
*
* Call g_hash_table_unref() on a variable location when it goes out
* of scope. Note that unlike g_hash_table_unref(), the variable may
* be %NULL.
*/
#define gs_unref_hashtable __attribute__ ((cleanup(gs_local_hashtable_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GHashTable*, gs_local_hashtable_unref, g_hash_table_unref)
/**
* gs_free_list:
*
* Call g_list_free() on a variable location when it goes out
* of scope.
*/
#define gs_free_list __attribute__ ((cleanup(gs_local_free_list)))
GS_DEFINE_CLEANUP_FUNCTION(GList*, gs_local_free_list, g_list_free)
/**
* gs_free_slist:
*
* Call g_slist_free() on a variable location when it goes out
* of scope.
*/
#define gs_free_slist __attribute__ ((cleanup(gs_local_free_slist)))
GS_DEFINE_CLEANUP_FUNCTION(GSList*, gs_local_free_slist, g_slist_free)
/**
* gs_free_checksum:
*
* Call g_checksum_free() on a variable location when it goes out
* of scope. Note that unlike g_checksum_free(), the variable may
* be %NULL.
*/
#define gs_free_checksum __attribute__ ((cleanup(gs_local_checksum_free)))
GS_DEFINE_CLEANUP_FUNCTION0(GChecksum*, gs_local_checksum_free, g_checksum_free)
/**
* gs_unref_bytes:
*
* Call g_bytes_unref() on a variable location when it goes out
* of scope. Note that unlike g_bytes_unref(), the variable may
* be %NULL.
*/
#define gs_unref_bytes __attribute__ ((cleanup(gs_local_bytes_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GBytes*, gs_local_bytes_unref, g_bytes_unref)
/**
* gs_strfreev:
*
* Call g_strfreev() on a variable location when it goes out of scope.
*/
#define gs_strfreev __attribute__ ((cleanup(gs_local_strfreev)))
GS_DEFINE_CLEANUP_FUNCTION(char**, gs_local_strfreev, g_strfreev)
/**
* gs_free_error:
*
* Call g_error_free() on a variable location when it goes out of scope.
*/
#define gs_free_error __attribute__ ((cleanup(gs_local_free_error)))
GS_DEFINE_CLEANUP_FUNCTION0(GError*, gs_local_free_error, g_error_free)
/**
* gs_unref_keyfile:
*
* Call g_key_file_unref() on a variable location when it goes out of scope.
*/
#define gs_unref_keyfile __attribute__ ((cleanup(gs_local_keyfile_unref)))
GS_DEFINE_CLEANUP_FUNCTION0(GKeyFile*, gs_local_keyfile_unref, g_key_file_unref)
static inline void
gs_cleanup_close_fdp (int *fdp)
{
int fd;
g_assert (fdp);
fd = *fdp;
if (fd != -1)
(void) close (fd);
}
/**
* gs_fd_close:
*
* Call close() on a variable location when it goes out of scope.
*/
#define gs_fd_close __attribute__((cleanup(gs_cleanup_close_fdp)))
G_END_DECLS
#endif
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