src/libgnumeric.c

   1 /* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * libgnumeric.c: global initialization and management code
   4  *
   5  * Copyright (C) 2000-2007 Jody Goldberg (jody@gnome.org)
   6  * Copyright (C) 1997-1999 Miguel de Icaza (miguel@kernel.org)
   7  * Copyright (C) 2006-2009 Morten Welinder (terra@gnome.org)
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of the
  12  * License, or (at your option) version 3.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  22  * USA
  23  */
  24 #include <gnumeric-config.h>
  25 #include <glib/gi18n-lib.h>
  26 #include "gnumeric.h"
  27 #include "libgnumeric.h"
  28 #include "gutils.h"
  29
  30 #include "application.h"
  31 #include "stf.h"
  32 #include "gnm-format.h"
  33 #include "command-context.h"
  34 #include "command-context-stderr.h"
  35 #include "workbook.h"
  36 #include "sheet-object.h"
  37 #include "number-match.h"
  38 #include "expr-name.h"
  39 #include "func.h"
  40 #include "print-info.h"
  41 #include "style-font.h"
  42 #include "mstyle.h"
  43 #include "style-border.h"
  44 #include "style-color.h"
  45 #include "print.h"
  46 #include "dependent.h"
  47 #include "sheet-autofill.h"
  48 #include "sheet-private.h"
  49 #include "xml-sax.h"
  50 #include "clipboard.h"
  51 #include "gui-clipboard.h"
  52 #include "value.h"
  53 #include "expr.h"
  54 #include "expr-deriv.h"
  55 #include "parse-util.h"
  56 #include "rendered-value.h"
  57 #include "gnumeric-conf.h"
  58 #include "gnm-plugin.h"
  59 #include "mathfunc.h"
  60 #include "hlink.h"
  61 #include "wbc-gtk-impl.h"
  62 #include "gnmresources.h"
  63 #include <goffice/goffice.h>
  64
  65 #ifdef HAVE_SYS_RESOURCE_H
  66 #include <sys/resource.h>
  67 #endif
  68 #include <locale.h>
  69
  70 #ifndef HAVE_GTK_ICON_THEME_ADD_RESOURCE_PATH
  71 #define gtk_icon_theme_add_resource_path fake_gtk_icon_theme_add_resource_path
  72
  73
  74 static void
  75 walk_resource_path (const char *path, int level, int size)
  76 {
  77         char **children = g_resources_enumerate_children (path, 0, NULL);
  78         int i;
  79
  80         if (!children)
  81                 return;
  82
  83         for (i = 0; children[i]; i++) {
  84                 const char *child = children[i];
  85                 char *subpath;
  86                 GBytes *data;
  87
  88                 if (level == 0) {
  89                         size = atol (child);
  90                         if (size <= 0)
  91                                 continue;
  92                 }
  93
  94                 subpath = g_build_path ("/", path, child, NULL);
  95
  96                 data = g_resources_lookup_data (subpath, 0, NULL);
  97                 if (data) {
  98                         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_resource (subpath, NULL);
  99                         if (pixbuf && size > 0 && strchr (child, '.')) {
 100                                 char *iconname = g_strdup (child);
 101                                 strchr(iconname, '.')[0] = 0;
 102                                 if (gnm_debug_flag ("icons"))
 103                                         g_printerr ("Defining icon %s at size %d\n", iconname, size);
 104                                 gtk_icon_theme_add_builtin_icon (iconname,
 105                                                                  size,
 106                                                                  pixbuf);
 107
 108                                 g_object_unref (pixbuf);
 109                                 g_free (iconname);
 110                         }
 111
 112                         g_bytes_unref (data);
 113                 } else
 114                         walk_resource_path (subpath, level + 1, size);
 115                 g_free (subpath);
 116         }
 117
 118         g_strfreev (children);
 119 }
 120
 121 static void
 122 fake_gtk_icon_theme_add_resource_path (GtkIconTheme G_GNUC_UNUSED *theme,
 123                                        const char *path)
 124 {
 125         walk_resource_path (path, 0, -1);
 126 }
 127
 128 #endif
 129
 130 static gboolean param_show_version = FALSE;
 131 static char *param_lib_dir  = NULL;
 132 static char *param_data_dir = NULL;
 133
 134 static GOptionEntry const libspreadsheet_options [] = {
 135         /*********************************
 136          * Public Actions */
 137         {
 138                 "version", 'v',
 139                 0, G_OPTION_ARG_NONE, &param_show_version,
 140                 N_("Display Gnumeric's version"),
 141                 NULL
 142         },
 143
 144         /*********************************
 145          * Public Variables */
 146         {
 147                 "lib-dir", 'L',
 148                 0, G_OPTION_ARG_FILENAME, &param_lib_dir,
 149                 N_("Set the root library directory"),
 150                 N_("DIR")
 151         },
 152         {
 153                 "data-dir", 'D',
 154                 0, G_OPTION_ARG_FILENAME, &param_data_dir,
 155                 N_("Adjust the root data directory"),
 156                 N_("DIR")
 157         },
 158
 159         /**************************************
 160          * Hidden debugging flags */
 161
 162         { NULL }
 163 };
 164
 165 static gboolean
 166 cb_gnm_option_group_post_parse (GOptionContext *context,
 167                                 GOptionGroup   *group,
 168                                 gpointer        data,
 169                                 GError        **error)
 170 {
 171         if (param_show_version) {
 172                 g_print (_("gnumeric version '%s'\ndatadir := '%s'\nlibdir := '%s'\n"),
 173                          GNM_VERSION_FULL, gnm_sys_data_dir (), gnm_sys_lib_dir ());
 174                 exit (0);
 175         }
 176         return TRUE;
 177 }
 178
 179 /**
 180  * gnm_get_option_group: (skip)
 181  *
 182  * Returns a #GOptionGroup for the commandline arguments recognized
 183  * by libspreadsheet. You should add this group to your #GOptionContext with
 184  * g_option_context_add_group(), if you are using g_option_context_parse() to
 185  * parse your commandline arguments.
 186  *
 187  * Returns a #GOptionGroup for the commandline arguments recognized
 188  *   by libspreadsheet
 189  *
 190  * Since: 1.8
 191  **/
 192 GOptionGroup *
 193 gnm_get_option_group (void)
 194 {
 195         GOptionGroup *group = g_option_group_new ("libspreadsheet",
 196                 _("Gnumeric Options"), _("Show Gnumeric Options"), NULL, NULL);
 197         g_option_group_add_entries (group, libspreadsheet_options);
 198         g_option_group_set_translation_domain (group, GETTEXT_PACKAGE);
 199         g_option_group_set_parse_hooks (group, NULL,
 200                 &cb_gnm_option_group_post_parse);
 201         return group;
 202 }
 203
 204 /**
 205  * gnm_pre_parse_init:
 206  * @argc:
 207  * @argv:
 208  *
 209  * Initialization to be done before cmd line arguments are handled.
 210  * Needs to be called first, before any other initialization.
 211  *
 212  * Returns: (transfer none): the arguments in UTF-8 encoding.
 213  **/
 214 gchar const **
 215 gnm_pre_parse_init (int argc, gchar const **argv)
 216 {
 217 /*
 218  * NO CODE BEFORE THIS POINT, PLEASE!
 219  *
 220  * Using threads (by way of libraries) makes our stack too small in some
 221  * circumstances.  It is hard to control directly, but setting the stack
 222  * limit to something not unlimited seems to work.
 223  *
 224  * See http://bugzilla.gnome.org/show_bug.cgi?id=92131
 225  */
 226 #ifdef HAVE_SYS_RESOURCE_H
 227         struct rlimit rlim;
 228
 229         if (getrlimit (RLIMIT_STACK, &rlim) == 0) {
 230                 rlim_t our_lim = 64 * 1024 * 1024;
 231                 if (rlim.rlim_max != RLIM_INFINITY)
 232                         our_lim = MIN (our_lim, rlim.rlim_max);
 233                 if (rlim.rlim_cur != RLIM_INFINITY &&
 234                     rlim.rlim_cur < our_lim) {
 235                         rlim.rlim_cur = our_lim;
 236                         (void)setrlimit (RLIMIT_STACK, &rlim);
 237                 }
 238         }
 239 #endif
 240
 241         /* Default value is bogus, see 732184.  */
 242         if (!getenv ("G_ENABLE_DIAGNOSTIC")) {
 243 #ifdef HAVE_SETENV
 244                 setenv ("G_ENABLE_DIAGNOSTIC", "0", FALSE);
 245 #elif defined(HAVE_PUTENV)
 246                 putenv ("G_ENABLE_DIAGNOSTIC=0");
 247 #else
 248                 /* No big deal.  */
 249 #endif
 250         }
 251
 252         /* On win32 argv contains 'ansi' encoded args.  We need to manually
 253          * pull in the real versions and convert them to utf-8 */
 254         argv = go_shell_argv_to_glib_encoding (argc, argv);
 255
 256         g_set_prgname (argv[0]);
 257
 258         /* Make stdout line buffered - we only use it for debug info */
 259         setvbuf (stdout, NULL, _IOLBF, 0);
 260
 261         gutils_init ();
 262
 263         bindtextdomain (GETTEXT_PACKAGE, gnm_locale_dir ());
 264         bindtextdomain (GETTEXT_PACKAGE "-functions", gnm_locale_dir ());
 265         textdomain (GETTEXT_PACKAGE);
 266
 267         /* Force all of the locale segments to update from the environment.
 268          * Unless we do this they will default to C
 269          */
 270         setlocale (LC_ALL, "");
 271
 272         return argv;
 273 }
 274
 275 void
 276 gnm_pre_parse_shutdown (void)
 277 {
 278         go_shell_argv_to_glib_encoding_free ();
 279 }
 280
 281 void
 282 gnm_init (void)
 283 {
 284         static gboolean inited = FALSE;
 285         if (inited)
 286                 return;
 287         inited = TRUE;
 288
 289         // Might be duplicate call, but that's ok
 290         gutils_init ();
 291
 292         libgoffice_init ();
 293         _gnm_register_resource ();
 294         if (gdk_screen_get_default ()) {
 295                 /* Only when we have a gui.  */
 296                 gtk_icon_theme_add_resource_path (gtk_icon_theme_get_default (),
 297                                                   "/org/gnumeric/gnumeric/icons");
 298         }
 299         go_plugin_service_define ("function_group",
 300                 &gnm_plugin_service_function_group_get_type);
 301         go_plugin_service_define ("ui",
 302                 &gnm_plugin_service_ui_get_type);
 303         go_plugin_service_define ("solver",
 304                 &gnm_plugin_service_solver_get_type);
 305         go_plugin_loader_module_register_version ("gnumeric", GNM_VERSION_FULL);
 306
 307         g_object_new (GNM_APP_TYPE, NULL);
 308         mathfunc_init ();
 309
 310         gnm_style_init ();
 311         gnm_conf_init ();
 312         gnm_color_init ();
 313         gnm_font_init ();       /* requires config */
 314
 315         value_init ();
 316         parse_util_init ();
 317         _gnm_expr_init ();
 318         gnm_sheet_cell_init ();
 319         clipboard_init ();
 320         gui_clipboard_init ();
 321         dependent_types_init ();
 322         gnm_rendered_value_init ();
 323         functions_init ();
 324         print_init ();
 325         gnm_autofill_init ();
 326         sheet_objects_init ();
 327         _gnm_hlink_init ();
 328
 329         /* The statically linked in file formats */
 330         gnm_xml_sax_read_init ();
 331         gnm_xml_sax_write_init ();
 332         stf_init ();
 333
 334         /* Make sure that images will be displayed with the correct
 335          resolution, see #628472 */
 336         go_image_set_default_dpi (gnm_app_display_dpi_get (TRUE),
 337                                   gnm_app_display_dpi_get (FALSE));
 338 }
 339
 340 void
 341 gnm_shutdown (void)
 342 {
 343         GSList *plugin_states;
 344
 345         gnm_app_clipboard_clear (TRUE);
 346
 347         plugin_states = go_plugins_shutdown ();
 348         if (NULL != plugin_states) {
 349                 gnm_conf_set_plugins_file_states (plugin_states);
 350                 g_slist_free_full (plugin_states, g_free);
 351         }
 352
 353         stf_shutdown ();
 354         gnm_xml_sax_write_shutdown ();
 355         gnm_xml_sax_read_shutdown ();
 356
 357         gnm_autofill_shutdown ();
 358         print_shutdown ();
 359         functions_shutdown ();
 360
 361         gnm_rendered_value_shutdown ();
 362         dependent_types_shutdown ();
 363         gui_clipboard_shutdown ();
 364         clipboard_shutdown ();
 365         gnm_sheet_cell_shutdown ();
 366         _gnm_expr_deriv_shutdown ();
 367         _gnm_expr_shutdown ();
 368         parse_util_shutdown ();
 369         value_shutdown ();
 370
 371         // The style leak printer may access font/border/color info so
 372         // shut styles down first.
 373         gnm_style_shutdown ();
 374         gnm_font_shutdown ();
 375         gnm_border_shutdown ();
 376         gnm_color_shutdown ();
 377
 378         gnm_conf_shutdown ();
 379
 380         _gnm_unregister_resource ();
 381         libgoffice_shutdown ();
 382         go_plugin_services_shutdown ();
 383         g_object_unref (gnm_app_get_app ());
 384         gutils_shutdown ();
 385 }