| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/follow-symlink.c |
|---|
| 0,0 → 1,359 |
| /* $Id$ |
| * |
| * follow-symlink.c |
| * nautilus-follow-symlink: Nautilus extension which allows opening the real |
| * path of symbolic links |
| * |
| * Copyright (C) 2006, 2008, 2009, 2011, 2012 Toni Corvera |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Author: Toni Corvera <outlyer@outlyer.net> |
| */ |
| #include "follow-symlink.h" |
| #include <gio/gio.h> |
| #include <gtk/gtk.h> |
| // Symbolic name of the icon, use to be in /usr/share/icons/gnome/[16x16]/emblems/ |
| #define FSL_ICON_NAME "emblem-symbolic-link" |
| extern int errno; |
| // References for gio and the newer nautilus-extension: (required to support GNOME 2.22) |
| // http://library.gnome.org/devel/gio/unstable/GFile.html |
| // http://library.gnome.org/devel/gio/unstable/GFileInfo.html |
| // http://library.gnome.org/devel/libnautilus-extension/unstable/libnautilus-extension-nautilus-file-info.html |
| #if 0 // See comments below |
| /* Obtains the icon path |
| * The returned string should be freed with g_free() |
| * |
| * If the real icon path can't be obtained, a symbolic icon name is returned |
| * instead. |
| * |
| * XXX: This is technically unneeded, passing FSL_ICON_NAME is enough for nautilus |
| * to resolve the icon in GNOME3. |
| * But neither method seems to work anymore in GNOME2 for some |
| * reason, other plugins don't show icons either so I guess that's normal. |
| */ |
| static gchar * fsl_icon_name() { |
| TRACE(); |
| GtkIconTheme * git = gtk_icon_theme_get_default(); // Don't deallocate |
| g_assert( NULL != git ); |
| GtkIconInfo * gii = gtk_icon_theme_lookup_icon(git, |
| FSL_ICON_NAME, |
| 16, // Size |
| GTK_ICON_LOOKUP_GENERIC_FALLBACK); // Flags |
| if (NULL == gii) { |
| // Lookup failed |
| return g_strdup(FSL_ICON_NAME); |
| } |
| // gtk_icon_info_get_filename() returns an string owned by |
| // GTK. It was quickly overwritten in my tests. |
| // g_strdup() is safe to be called on NULL (return NULL) |
| gchar * fn = g_strdup(gtk_icon_info_get_filename(gii)); |
| gtk_icon_info_free(gii); |
| if (NULL == fn) { // No filename associated |
| return g_strdup(FSL_ICON_NAME); |
| } |
| return fn; |
| } |
| #endif |
| /* Menu initialization */ |
| void fsl_extension_menu_provider_iface_init(NautilusMenuProviderIface *iface) |
| { |
| TRACE(); |
| iface->get_file_items = fsl_get_file_items; |
| iface->get_background_items = fsl_get_background_items; |
| } |
| /* Implementation of the menu attachment, |
| * this is slightly different with file items and with background (one folder) |
| * items, but shares most of the code, so the common part is here. |
| */ |
| GList * fsl_get_items_impl(GtkWidget * window, |
| NautilusFileInfo * file_info, |
| gboolean is_file_item, |
| GList * input) |
| { |
| TRACE(); |
| NautilusMenuItem *item; |
| // Only file uris |
| { |
| // TODO: what about GnomeVFSFileInfo's is_local ? |
| gchar * uri_scheme = nautilus_file_info_get_uri_scheme(file_info); |
| if (strcmp(uri_scheme, "file") != 0) { |
| FSL_LOG1( "Not file scheme" ); |
| return NULL; |
| } |
| g_free(uri_scheme); |
| } |
| // TODO: Once the older code is deprecated, some nautilus_* function can be |
| // translated to their g_file_* counterparts. |
| // Only process symlinks to directories, we know already the file is a |
| // directory or a symlink to one |
| GFile * gf = nautilus_file_info_get_location(file_info); // Get the pointed GFile |
| // FIXME: Can NULL be passed as last argument??? |
| GFileInfo* gfi = g_file_query_info(gf, |
| G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK, |
| G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS, // <== Important :P |
| NULL, |
| NULL); // Retrieve the symlink attribute |
| if (!g_file_info_get_is_symlink(gfi)) { |
| FSL_LOG("No " G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK " attribute in %s", |
| nautilus_file_info_get_uri(file_info)); |
| return NULL; |
| } |
| item = fsl_menu_item_new(gtk_widget_get_screen(window), |
| is_file_item, |
| nautilus_file_info_get_name(file_info)); |
| g_signal_connect(item, "activate", G_CALLBACK(fsl_callback), file_info); |
| return g_list_append(input, item); |
| } |
| GList * |
| fsl_get_background_items(NautilusMenuProvider * provider __UNUSED, |
| GtkWidget * window, |
| NautilusFileInfo * current_folder) |
| { |
| TRACE(); |
| if (NULL == current_folder) { // XXX: Does this ever happen? |
| FSL_LOG1( "No folder selected"); |
| } |
| return fsl_get_items_impl(window, current_folder, FALSE, NULL); |
| } |
| gboolean file_is_directory (const gpointer const file_data) |
| { |
| TRACE(); |
| /* |
| * The "effective" type is returned, a symlink to a directory is a directory |
| */ |
| return G_FILE_TYPE_DIRECTORY == nautilus_file_info_get_file_type(file_data); |
| } |
| /* |
| * Bind to the menu if needed |
| * |
| * |
| */ |
| GList * fsl_get_file_items (NautilusMenuProvider * provider __UNUSED, |
| GtkWidget * window, |
| GList * files) |
| { |
| TRACE(); |
| // Number of files = g_list_length(files) |
| // Directory = nautilus_file_info_is_directory(files->data) |
| if (NULL == files) { |
| FSL_LOG1("No file selected"); |
| return NULL; |
| } |
| assert( g_list_length(files) > 0 ); |
| FSL_LOG_COND( g_list_length(files) > 1, "More than one file selected (%d)", g_list_length(files) ); |
| GList * items = NULL; |
| for (int i=0; i<g_list_length(files); ++i) { |
| const gpointer file_info = g_list_nth_data(files, i); |
| if (!file_is_directory(file_info)) { |
| FSL_LOG ( "File %s is not a directory, discarded", |
| nautilus_file_info_get_name(file_info) ); |
| continue; |
| } |
| FSL_LOG( "%s is a directory", nautilus_file_info_get_name(file_info) ); |
| // TODO: Am I loosing memory? |
| GList * ret = fsl_get_items_impl(window, file_info, TRUE, items); |
| if (NULL != ret) { |
| items = ret; |
| } |
| } |
| return items; |
| } |
| /* |
| * Opens the real path of the symbolic link |
| * |
| * file_info: The symbolic link |
| */ |
| void fsl_callback (NautilusMenuItem * item __UNUSED, NautilusFileInfo * file_info) |
| { |
| TRACE(); |
| gchar ** argv; |
| GFile * gf = nautilus_file_info_get_location(file_info); // Get the pointed GFile |
| // FIXME: Can NULL be passed as last argument??? |
| GFileInfo* gfi = g_file_query_info(gf, |
| G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET, |
| G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS, // <== Important :P |
| NULL, |
| NULL); // Retrieve the symlink attribute |
| // The result will relative if the symlink is, must use the correct CWD |
| const char * target = g_file_info_get_symlink_target(gfi); |
| GFile * parent = nautilus_file_info_get_parent_location(file_info); |
| gchar * escaped_tgt = g_shell_quote(target); |
| gchar * command_line = g_strdup_printf(NAUTILUS_COMMAND " --no-desktop --no-default-window %s", escaped_tgt); |
| g_free(escaped_tgt); |
| if (G_UNLIKELY(FALSE == g_shell_parse_argv(command_line, NULL, &argv, NULL))) { |
| g_free(command_line); |
| g_printerr("Failed preparing " NAUTILUS_COMMAND " command-line.\n"); |
| g_return_if_reached(); |
| } |
| //g_printf(FSL_MSG_PREFIX ": Spawning with [PWD=%s]\n `%s`\n", g_file_get_path(parent), command_line); |
| g_printf(FSL_MSG_PREFIX ": Spawning with\n `%s`\n", command_line); |
| g_spawn_async( g_file_get_path(parent), // Inherit CWD |
| argv, |
| NULL, |
| G_SPAWN_SEARCH_PATH, //| G_SPAWN_DO_NOT_REAP_CHILD, |
| NULL, NULL, NULL, NULL); |
| g_free(command_line); |
| g_strfreev(argv); |
| } |
| /* |
| * Creates the new menu item |
| * |
| * is_file_item: TRUE if we're working over a (selected) file, FALSE if working |
| * over a (opened) folder |
| * base_name: file name, without path, of the given file |
| */ |
| NautilusMenuItem * fsl_menu_item_new(GdkScreen *screen __UNUSED, |
| gboolean is_file_item, |
| const gchar * a_base_name) |
| { |
| TRACE(); |
| NautilusMenuItem *ret; |
| gchar * name, * tooltip, * fmt_name, * fmt_tooltip, * unique_name; |
| if (is_file_item) { |
| fmt_name = _("Follow symbolic _link '%s'"); |
| fmt_tooltip = _("Open the directory pointed by the symbolic link '%s'"); |
| } |
| else { |
| fmt_name = _("Open _real path of '%s'"); |
| fmt_tooltip = _("Open the real path of the folder pointed by '%s'"); |
| } |
| gchar * base_name = (gchar*)a_base_name; |
| // Replace any _ in the file name with __ (to display correctly in the |
| // context menu) |
| { |
| // Count them |
| size_t count = 0; |
| for (size_t i=0; i<strlen(base_name); ++i) { |
| if (*(base_name + i) == '_') { |
| ++count; |
| } |
| } |
| // Escape the string if needed |
| if (count > 0) { |
| gchar * escaped_name = g_malloc( (strlen(base_name) + count)*sizeof(gchar) ); |
| gchar * src = base_name, * dst = escaped_name; |
| while (count > 0) { |
| const gchar c = *src; |
| if (c == '_') { |
| *dst = '_'; |
| dst++; |
| --count; |
| } |
| *dst = *src; |
| dst++; src++; |
| } |
| g_stpcpy(dst, src); |
| base_name = escaped_name; |
| } |
| } |
| // Trial and error showed that the menu item name must be different |
| // when various are to be shown (multiple selections), and also that the |
| // name should always be the same for a given file, hence the base name is |
| // appended to the command name |
| static const gchar * const ITEM_NAME_FMT = "FsymlinkExtension::follow_symlink_%s"; |
| // g_try_malloc would allow nautilus to stay up even if some allocation fails |
| // but we'd be in trouble anyway. Apparently returning NULL is not an option either. |
| name = g_malloc( printf_string_upper_bound(fmt_name, base_name) ); |
| tooltip = g_malloc( printf_string_upper_bound(fmt_tooltip, a_base_name) ); |
| unique_name = g_malloc( printf_string_upper_bound(ITEM_NAME_FMT, a_base_name) ); |
| g_sprintf(name, fmt_name, base_name); |
| g_sprintf(tooltip, fmt_tooltip, a_base_name); |
| g_sprintf(unique_name, ITEM_NAME_FMT, a_base_name); |
| // (name, label, tip, icon) |
| ret = nautilus_menu_item_new(unique_name, name, tooltip, FSL_ICON_NAME); |
| if (base_name != a_base_name) { |
| g_free(base_name); |
| } |
| g_free(unique_name); |
| g_free(name); |
| g_free(tooltip); |
| //g_object_set_data(G_OBJECT(ret), "FsymlinkExtension::screen", screen); |
| return ret; |
| } |
| /*** Utility(-es) ***/ |
| /* |
| * Wrapper for g_printf_string_upper_bound with a variadic signature |
| * |
| * Returns the maximum space needed to store the formatted string |
| */ |
| gsize printf_string_upper_bound(const gchar * format, ...) { |
| va_list ap; |
| va_start(ap, format); |
| gsize retval = g_printf_string_upper_bound(format, ap); |
| va_end(ap); |
| return retval; |
| } |
| /* vim:set ts=4 et ai: */ |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |
| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/nautilus-ext-follow-symlink.c |
|---|
| 0,0 → 1,121 |
| /* $Id$ |
| * |
| * nautilus-ext-follow-symlink.c |
| * nautilus-follow-symlink: Nautilus extension which allows opening the real |
| * path of symbolic links |
| * |
| * Copyright (C) 2006 Toni Corvera |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Author: Toni Corvera <outlyer@outlyer.net> |
| */ |
| #include "nautilus-ext-follow-symlink.h" |
| /* Public interface */ |
| static GType fsl_type; |
| static GType provider_types[1]; |
| void nautilus_module_initialize (GTypeModule *module) |
| { |
| TRACE(); |
| FSL_DEBUG_INIT(); |
| setlocale(LC_ALL, ""); |
| bindtextdomain(GETTEXT_PACKAGE, GNOMELOCALEDIR); |
| textdomain(GETTEXT_PACKAGE); |
| g_printf("Initializing nautilus-follow-symlink extension (v%s)\n", VERSION); |
| fsl_register_type(module); |
| # if 0 |
| provider_types[0] = fsl_get_type(); |
| #endif |
| provider_types[0] = fsl_type; |
| } |
| void nautilus_module_shutdown (void) |
| { |
| TRACE(); |
| /* Module-specific shutdown */ |
| g_print ("Shutting down nautilus-follow-symlink extension\n"); |
| } |
| void nautilus_module_list_types (const GType **types, int *num_types) |
| { |
| TRACE(); |
| *types = provider_types; |
| *num_types = G_N_ELEMENTS(provider_types); |
| } |
| void fsl_register_type (GTypeModule * module) |
| { |
| TRACE(); |
| static const GTypeInfo info = { |
| sizeof(FsymlinkExtensionClass), |
| (GBaseInitFunc) NULL, |
| (GBaseFinalizeFunc) NULL, |
| //TODO: Does nullifyng this have side effects? |
| NULL, //(GClassInitFunc) fsl_class_init, |
| NULL, |
| NULL, |
| sizeof (FsymlinkExtension), |
| 0, |
| NULL, //(GInstanceInitFunc) fsl_instance_init, |
| }; |
| fsl_type = g_type_module_register_type (module, |
| G_TYPE_OBJECT, |
| "FsymlinkExtension", |
| &info, 0); |
| /* Menu provider interface */ |
| static const GInterfaceInfo menu_provider_iface_info = { |
| (GInterfaceInitFunc)fsl_extension_menu_provider_iface_init, |
| NULL, |
| NULL, |
| }; |
| g_type_module_add_interface(module, fsl_type, |
| NAUTILUS_TYPE_MENU_PROVIDER, &menu_provider_iface_info); |
| /* Other Interfaces */ |
| } |
| #if 0 |
| GType fsl_get_type(void) |
| { |
| TRACE(); |
| return fsl_type; |
| } |
| #endif |
| #if 0 |
| void fsl_instance_init(FsymlinkExtension *instance) |
| { |
| TRACE(); |
| } |
| void fsl_class_init(FsymlinkExtensionClass *class) |
| { |
| TRACE(); |
| } |
| #endif |
| /* vim:set ts=4 et ai: */ |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |
| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/Makefile.am |
|---|
| 0,0 → 1,23 |
| # $Id$ # |
| # |
| # Required to correctly install the locale files (and to access them) |
| CPPFLAGS+=-DGNOMELOCALEDIR=\""$(datadir)/locale"\" |
| nautilus_extension_lib_LTLIBRARIES = libnautilus-follow-symlink.la |
| # Must be installed in nautilus' extension dir |
| #nautilus_extension_libdir = $(libdir)/nautilus/extensions-1.0 |
| # Cleaner way: |
| nautilus_extension_libdir = `pkg-config --variable=extensiondir libnautilus-extension` |
| noinst_HEADERS=*.h |
| libnautilus_follow_symlink_la_SOURCES = follow-symlink.c nautilus-ext-follow-symlink.c |
| libnautilus_follow_symlink_la_LIBADD = $(NAUTILUS_EXTENSION_LIBS) |
| libnautilus_follow_symlink_la_CFLAGS = $(NAUTILUS_EXTENSION_CFLAGS) |
| # There's really no need to have versioned file names |
| libnautilus_follow_symlink_la_LDFLAGS = -avoid-version |
| # See e.g. <http://www.seul.org/docs/autotut/#libtool> for version instructions |
| #libnautilus_follow_symlink_la_LDFLAGS = -version-info 0:0:0 |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |
| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/nautilus-ext-follow-symlink.h |
|---|
| 0,0 → 1,83 |
| /* $Id$ |
| * |
| * nautilus-ext-follow-symlink.h |
| * nautilus-follow-symlink: Nautilus extension which allows opening the real |
| * path of symbolic links |
| * |
| * Copyright (C) 2006 Toni Corvera |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Author: Toni Corvera <outlyer@outlyer.net> |
| */ |
| #ifndef NAUTILUS_EXT_FOLLOW_SYMLINK_H |
| #define NAUTILUS_EXT_FOLLOW_SYMLINK_H |
| #include "common.h" |
| #include <glib-object.h> |
| #include <libnautilus-extension/nautilus-menu-provider.h> |
| #include <locale.h> |
| #include <libintl.h> |
| #include <glib/gprintf.h> |
| /* |
| * This file contains nautilus-follow-symlink's "public" interface, |
| * the functions required to bind the extension to nautilus |
| */ |
| void nautilus_module_initialize(GTypeModule *); |
| void nautilus_module_shutdown(void); |
| void nautilus_module_list_types(const GType **, int *); |
| /* These ones don't need public visibility */ |
| static void fsl_register_type(GTypeModule *); |
| #if 0 |
| static __constfn GType fsl_get_type(void); |
| #endif |
| /* Data Types */ |
| struct _FsymlinkExtensionClass { |
| GObjectClass parent_slot; |
| }; |
| struct _FsymlinkExtension { |
| GObject parent_slot; |
| }; |
| typedef struct _FsymlinkExtensionClass FsymlinkExtensionClass; |
| typedef struct _FsymlinkExtension FsymlinkExtension; |
| /* Data initializers, not really needed */ |
| #if 0 |
| static void fsl_class_init (FsymlinkExtensionClass *class); |
| static void fsl_instance_init (FsymlinkExtension *cvs); |
| #endif |
| /* Defined in the private interface */ |
| extern void fsl_extension_menu_provider_iface_init(NautilusMenuProviderIface *iface); |
| #endif /* NAUTILUS_EXT_FOLLOW_SYMLINK_H */ |
| /* vim:set ts=4 et ai: */ |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |
| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/common.h |
|---|
| 0,0 → 1,253 |
| /* $Id$ |
| * |
| * common.h |
| * nautilus-follow-symlink: Nautilus extension which allows opening the real |
| * path of symbolic links |
| * |
| * Copyright (C) 2006, 2008, 2009, 2011, 2012 Toni Corvera |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Author: Toni Corvera <outlyer@outlyer.net> |
| */ |
| #ifndef FOLLOW_SYMLINK_COMMON_H |
| #define FOLLOW_SYMLINK_COMMON_H |
| /* |
| * This file defines common debug utilities. |
| * Also, includes config.h. |
| */ |
| #if 0 // Separate includes. Might be problematic depending on flags |
| # include <glib/gmessages.h> /* g_print() */ |
| # include <glib/gprintf.h> /* g_printf() */ |
| #else |
| # include <glib.h> |
| #endif |
| // Used to allow simpler nautilus/caja code sharing |
| #define NAUTILUS_COMMAND "nautilus" |
| #define FSL_MSG_PREFIX "nautilus-follow-symlink" |
| #if 1 // Tricky workaround |
| // I truly have no clue why on earth I need this, but on Fedora 17, |
| // with GCC 4.7.0, when -O2 is used a "multiple definition" of |
| // ferror_unlocked will be triggered. |
| // Adding -fcommon didn't help |
| # include <stdio.h> |
| extern int ferror_unlocked(FILE*); |
| #endif |
| #include <stdlib.h> /* getenv() (3) */ |
| #include <string.h> /* strcmp() (3) */ |
| #ifdef _DEBUG |
| #include <stdarg.h> /* va_list, va_start ... */ |
| #endif |
| #include "libintl.h" |
| #define _(STR) gettext(STR) |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif // HAVE_CONFIG_H |
| // Not including this produces multiple definition errors as of 2008 (it didn't |
| // at the time of the previous release) |
| #ifdef HAVE_SYS_STAT_H |
| #include <sys/stat.h> |
| #endif // HAVE_SYS_STAT_H |
| #if !defined(__inline) |
| #define __inline |
| #elif defined(_DEBUG) |
| #undef __inline |
| #define __inline |
| #endif |
| // Based on : http://rlove.org/log/2005102601 |
| #if __GNUC__ >= 3 |
| #define inline inline __attribute__((always_inline)) |
| #define __pure __attribute__((pure)) |
| //#define __const __attribute__((const)) // fails |
| #define __constfn __attribute__((const)) |
| #define __noreturn __attribute__((noreturn)) |
| #define __malloc __attribute__((malloc)) |
| #define __must_check __attribute__((warn_unused_result)) |
| #define __deprecated __attribute__((deprecated)) |
| #define __used __attribute__((used)) |
| // __unused gives errors in x86_64 |
| #define __UNUSED __attribute__((unused)) |
| #define __packed __attribute__((packed)) |
| #define likely(x) __builtin_expect (!!(x), 1) |
| #define unlikely(x) __builtin_expect (!!(x), 0) |
| /* These are mine: used to hint the compiler in variadic printf-like |
| * functions, this way it will warn if format/arguments are incorrect */ |
| /* printf-like variadic arguments (format is first, args from second) */ |
| #define __va_printf __attribute__((format(printf, 1, 2))) |
| /* fprintf-like variadic arguments (format is second, args from third */ |
| #define __va_fprintf __attribute__((format(printf, 2, 3))) |
| #else |
| #define inline /* no inline */ |
| #define __pure /* no pure */ |
| #define __constfn /* no const */ |
| #define __noreturn /* no noreturn */ |
| #define __malloc /* no malloc */ |
| #define __must_check /* no warn_unused_result */ |
| #define __deprecated /* no deprecated */ |
| #define __used /* no used */ |
| #define __UNUSED /* no unused */ |
| #define __packed /* no packed */ |
| #define likely(x) (x) |
| #define unlikely(x) (x) |
| #define __va_printf |
| #define __va_fprintf |
| #endif |
| /* |
| * Uber-anal glib usage: disallow stdlib's functions where glib provides |
| * their own |
| */ |
| #if 0 && __GNUC__ |
| #pragma GCC poison printf sprintf |
| #endif |
| #ifdef _DEBUG |
| /* Debugging facilities */ |
| /* Prefix for messages */ |
| #define FSL_ "nautilus-follow-symlink: " |
| enum { |
| FINE = 1, |
| FINER, |
| TRACE = FINER, |
| }; |
| /* Check on runtime the environment variable's value |
| * |
| * (set to 1 to enable verbosity, to 2 for extra verbosity) |
| */ |
| static inline int VERBOSITY_LEVEL(void) |
| { |
| const char * const DBGENV = getenv("FSL_DBG"); |
| if (NULL == DBGENV || 0 == strcmp(DBGENV, "0")) { |
| return 0; |
| } |
| else if (0 == strcmp(DBGENV, "2")) { |
| return 2; |
| } |
| return 1; |
| } |
| /* Informational message shown on initialisation */ |
| static inline void FSL_DEBUG_INIT(void) |
| { |
| g_print( FSL_ "DEBUG mode is available, and "); |
| g_printf(" set to %d.\n", VERBOSITY_LEVEL()); |
| g_print( FSL_ "set the environment variable FSL_DBG to \n" |
| FSL_ "1 to enable it or to any other value to disable it.\n"); |
| } |
| /* Display the name of the current function name */ |
| #define TRACE() FSL_LOG_WITH_LEVEL(TRACE, FSL_ "trace: %s()", __func__); |
| /* |
| * Display a log message with a given log level if the level |
| * is at least VERBOSITY_LEVEL(). |
| * Same as FSL_LOG_WITH_LEVEL but taking a va_list, this function |
| * provides the implementation used by the other FSL_LOG_*'s |
| */ |
| static inline void __UNUSED FSL_LOG_WITH_LEVEL_IMPL(int level, |
| gchar * const format, |
| va_list ap) |
| { |
| if (VERBOSITY_LEVEL() >= level) { |
| g_vprintf(format, ap); |
| g_print("\n"); |
| } |
| } |
| /* |
| * Display a log message with a given log level if the level |
| * is at least VERBOSITY_LEVEL(). |
| */ |
| static void __UNUSED __va_fprintf FSL_LOG_WITH_LEVEL(int level, |
| gchar * const format, |
| ...) |
| { |
| va_list ap; |
| va_start(ap, format); |
| FSL_LOG_WITH_LEVEL_IMPL(level, format, ap); |
| va_end(ap); |
| } |
| /* Display a message |
| * |
| * NOTE: Variadic functions can't be inlined |
| */ |
| static void __UNUSED __va_printf FSL_LOG(gchar * const format, ...) |
| { |
| va_list ap; |
| va_start(ap, format); |
| FSL_LOG_WITH_LEVEL_IMPL(FINE, format, ap); |
| va_end(ap); |
| } |
| /* Display a message if a condition is true |
| * |
| * NOTE: Variadic functions can't be inlined |
| */ |
| static void __UNUSED __va_fprintf FSL_LOG_COND(int cond, gchar * const format, ...) |
| { |
| if (cond) { |
| va_list ap; |
| va_start(ap, format); |
| FSL_LOG_WITH_LEVEL_IMPL(FINE, format, ap); |
| va_end(ap); |
| } |
| } |
| /* see below for an explanation */ |
| #define FSL_LOG1(s) FSL_LOG(s) |
| #else |
| /* Debugging facilities disabled */ |
| #define FINE |
| #define FINER |
| #define TRACE() |
| #define FSL_DEBUG_INIT() |
| /* With variadic functions there's no way (AFAIK) to provide empty |
| * alternative macros that won't raise a compiler error if no variable |
| * arguments are given, hence this hackish FSL_LOG1, for the cases |
| * in which just an argument is used |
| */ |
| #define FSL_LOG1(s) |
| #define FSL_LOG(f, ...) |
| ///* Unneeded for the time being */ #define FSL_LOG_WITH_LEVEL(l,f,rest...) |
| #define FSL_LOG_COND(c,f,...) |
| #endif // _DEBUG |
| #endif /* FOLLOW_SYMLINK_COMMON_H */ |
| /* vim:set ts=4 et ai: */ |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |
| /nautilus-follow-symlink/branches/1.2.0/nautilus/src/follow-symlink.h |
|---|
| 0,0 → 1,74 |
| /* $Id$ |
| * |
| * follow-symlink.h |
| * nautilus-follow-symlink: Nautilus extension which allows opening the real |
| * path of symbolic links |
| * |
| * Copyright (C) 2006 Toni Corvera |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Author: Toni Corvera <outlyer@outlyer.net> |
| */ |
| #ifndef FOLLOW_SYMLINK_H |
| #define FOLLOW_SYMLINK_H |
| /* |
| * This file contains nautilus-follow-symlink's private interface, |
| * its core functionality |
| */ |
| #include "common.h" |
| #include <libnautilus-extension/nautilus-menu-provider.h> |
| #include <glib/gprintf.h> |
| #include <errno.h> /* errno (3) */ |
| #include <string.h> /* strlen(), strerror() (3) */ |
| #include <assert.h> |
| /* Static Prototypes */ |
| static void fsl_callback(NautilusMenuItem *, NautilusFileInfo *); |
| // This signature can't be changed |
| static GList * fsl_get_file_items(NautilusMenuProvider *, |
| GtkWidget *, |
| GList *); |
| // This signature can't be changed |
| static GList * fsl_get_background_items(NautilusMenuProvider *, |
| GtkWidget *, |
| NautilusFileInfo *); |
| static inline GList * fsl_get_items_impl(GtkWidget *, |
| NautilusFileInfo *, |
| gboolean, |
| GList *); |
| static NautilusMenuItem * fsl_menu_item_new(GdkScreen *, gboolean, const gchar *); |
| static inline __pure gboolean file_is_directory(const gpointer const); |
| static gsize printf_string_upper_bound(const gchar *, ...); |
| /* Exported Prototypes |
| * Here the namespace is a bit more explicit just in case |
| */ |
| void fsl_extension_menu_provider_iface_init(NautilusMenuProviderIface *); |
| #endif /* FOLLOW_SYMLINK_H */ |
| /* vim:set ts=4 et ai: */ |
| Property changes: |
| Added: svn:keywords |
| +Rev Id Date |
| \ No newline at end of property |