qulogic/gplugin
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flow: Created branch 'feature/gtk-doc'.
feature/gtk-doc
2017-07-31, Gary Kramlich
fbb7d408c7e0
flow: Created branch 'feature/gtk-doc'.
/*
* Copyright (C) 2011-2014 Gary Kramlich <grim@reaperworld.com>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include
"gplugin-perl-loader.h"
#include
<EXTERN.h>
#include
<perl.h>
/* perl define's _() to something completely different that we don't use. So
* we undef it so that we can use it for gettext.
*/
#undef _
#include
<glib/gi18n.h>
/******************************************************************************
* Globals
*****************************************************************************/
static
GObjectClass
*
parent_class
=
NULL
;
static
volatile
GType
type_real
=
0
;
/* I can't believe I have to use this variable name... */
static
PerlInterpreter
*
my_perl
=
NULL
;
/******************************************************************************
* GPluginLoaderInterface API
*****************************************************************************/
static
GSList
*
gplugin_perl_loader_class_supported_extensions
(
const
GPluginLoaderClass
*
klass
)
{
return
g_slist_append
(
NULL
,
"pl"
);
}
static
GPluginPlugin
*
gplugin_perl_loader_query
(
GPluginLoader
*
loader
,
const
gchar
*
filename
,
GError
**
error
)
{
const
gchar
*
args
[]
=
{
""
,
filename
};
gchar
**
argv
=
(
gchar
**
)
args
;
gint
argc
=
2
;
perl_parse
(
my_perl
,
NULL
,
argc
,
argv
,
NULL
);
call_argv
(
"gplugin_plugin_query"
,
G_DISCARD
|
G_NOARGS
,
argv
);
return
NULL
;
}
static
gboolean
gplugin_perl_loader_load
(
GPluginLoader
*
loader
,
GPluginPlugin
*
plugin
,
GError
**
error
)
{
return
FALSE
;
}
static
gboolean
gplugin_perl_loader_unload
(
GPluginLoader
*
loader
,
GPluginPlugin
*
plugin
,
GError
**
error
)
{
return
FALSE
;
}
/******************************************************************************
* Perl Stuff
*****************************************************************************/
static
void
gplugin_perl_loader_init_perl
(
void
)
{
gchar
*
args
[]
=
{
""
,
};
gchar
**
argv
=
(
gchar
**
)
args
;
gint
argc
=
1
;
PERL_SYS_INIT
(
&
argc
,
&
argv
);
my_perl
=
perl_alloc
();
PERL_SET_CONTEXT
(
my_perl
);
PL_perl_destruct_level
=
1
;
perl_construct
(
my_perl
);
}
static
void
gplugin_perl_loader_uninit_perl
(
void
)
{
PERL_SYS_TERM
();
perl_destruct
(
my_perl
);
perl_free
(
my_perl
);
my_perl
=
NULL
;
}
/******************************************************************************
* Object Stuff
*****************************************************************************/
static
void
gplugin_perl_loader_class_init
(
GPluginPerlLoaderClass
*
klass
)
{
GPluginLoaderClass
*
loader_class
=
GPLUGIN_LOADER_CLASS
(
klass
);
parent_class
=
g_type_class_peek_parent
(
klass
);
loader_class
->
supported_extensions
=
gplugin_perl_loader_class_supported_extensions
;
loader_class
->
query
=
gplugin_perl_loader_query
;
loader_class
->
load
=
gplugin_perl_loader_load
;
loader_class
->
unload
=
gplugin_perl_loader_unload
;
/* perl initialization */
gplugin_perl_loader_init_perl
();
}
static
void
gplugin_perl_loader_class_finalize
(
GPluginPerlLoaderClass
*
klass
,
gpointer
class_data
)
{
/* perl uninitialization */
gplugin_perl_loader_uninit_perl
();
}
/******************************************************************************
* API
*****************************************************************************/
void
gplugin_perl_plugin_loader_register
(
GPluginNativePlugin
*
plugin
)
{
if
(
g_once_init_enter
(
&
type_real
))
{
GType
type
=
0
;
static
const
GTypeInfo
info
=
{
.
class_size
=
sizeof
(
GPluginPerlLoaderClass
),
.
class_init
=
(
GClassInitFunc
)
gplugin_perl_loader_class_init
,
.
class_finalize
=
(
GClassFinalizeFunc
)
gplugin_perl_loader_class_finalize
,
.
instance_size
=
sizeof
(
GPluginPerlLoader
),
};
type
=
gplugin_native_plugin_register_type
(
plugin
,
GPLUGIN_TYPE_LOADER
,
"GPluginPerlLoader"
,
&
info
,
0
);
g_once_init_leave
(
&
type_real
,
type
);
}
}
GType
gplugin_perl_plugin_loader_get_type
(
void
)
{
if
(
G_UNLIKELY
(
type_real
==
0
))
{
g_warning
(
"gplugin_perl_loader_get_type was called before "
"the type was registered!
\n
"
);
}
return
type_real
;
}