1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Author: Alexander Larsson <alexl@redhat.com>
24 #include "giomodule.h"
27 is_valid_module_name (const gchar
*basename
)
29 #if !defined(G_OS_WIN32) && !defined(G_WITH_CYGWIN)
31 g_str_has_prefix (basename
, "lib") &&
32 g_str_has_suffix (basename
, ".so");
34 return g_str_has_suffix (basename
, ".dll");
39 query_dir (const char *dirname
)
45 char **(* query
) (void);
49 if (!g_module_supported ())
53 dir
= g_dir_open (dirname
, 0, &error
);
56 g_printerr ("Unable to open directory %s: %s\n", dirname
, error
->message
);
61 data
= g_string_new ("");
63 while ((name
= g_dir_read_name (dir
)))
67 char **extension_points
;
69 if (!is_valid_module_name (name
))
72 path
= g_build_filename (dirname
, name
, NULL
);
73 module
= g_module_open (path
, G_MODULE_BIND_LAZY
| G_MODULE_BIND_LOCAL
);
78 g_module_symbol (module
, "g_io_module_query", (gpointer
) &query
);
82 extension_points
= query ();
86 g_string_append_printf (data
, "%s: ", name
);
88 for (i
= 0; extension_points
[i
] != NULL
; i
++)
89 g_string_append_printf (data
, "%s%s", i
== 0 ? "" : ",", extension_points
[i
]);
91 g_string_append (data
, "\n");
92 g_strfreev (extension_points
);
96 g_module_close (module
);
102 cachename
= g_build_filename (dirname
, "giomodule.cache", NULL
);
105 if (!g_file_set_contents (cachename
, data
->str
, data
->len
, &error
))
107 g_printerr ("Unable to create %s: %s\n", cachename
, error
->message
);
108 g_error_free (error
);
111 g_string_free (data
, TRUE
);
124 g_print ("Usage: gio-querymodules <directory1> [<directory2> ...]\n");
125 g_print ("Will update giomodule.cache in the listed directories\n");
129 for (i
= 1; i
< argc
; i
++)