mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 20:36:50 +03:00
Tweak arguments parsing
...to allow to show info about mc options regardless of the fact that configuration directories cannot be created. Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin
parent
dcba554a6d
commit
cce7ccf48a
367
src/args.c
367
src/args.c
@ -416,12 +416,194 @@ mc_args_add_extended_info_to_help (void)
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/* --------------------------------------------------------------------------------------------- */
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static gchar *
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mc_args__convert_help_to_syscharset (const gchar * charset, const gchar * error_message,
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const gchar * help_str)
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{
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GString *buffer;
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GIConv conv;
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gchar *full_help_str;
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buffer = g_string_new ("");
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conv = g_iconv_open (charset, "UTF-8");
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full_help_str = g_strdup_printf ("%s\n\n%s\n", error_message, help_str);
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str_convert (conv, full_help_str, buffer);
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g_free (full_help_str);
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g_iconv_close (conv);
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return g_string_free (buffer, FALSE);
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}
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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mc_setup_by_args (int argc, char *argv[], GError ** error)
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parse_mc_e_argument (const gchar * option_name, const gchar * value, gpointer data, GError ** error)
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{
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(void) option_name;
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(void) data;
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(void) error;
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mc_global.mc_run_mode = MC_RUN_EDITOR;
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mc_run_param0 = g_strdup (value);
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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parse_mc_v_argument (const gchar * option_name, const gchar * value, gpointer data, GError ** error)
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{
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(void) option_name;
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(void) data;
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(void) error;
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mc_global.mc_run_mode = MC_RUN_VIEWER;
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mc_run_param0 = g_strdup (value);
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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gboolean
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mc_args_parse (int *argc, char ***argv, const char *translation_domain, GError ** error)
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{
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const gchar *_system_codepage;
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gboolean ok = TRUE;
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_system_codepage = str_detect_termencoding ();
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#ifdef ENABLE_NLS
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if (!str_isutf8 (_system_codepage))
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bind_textdomain_codeset ("mc", "UTF-8");
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#endif
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context = g_option_context_new (mc_args_add_usage_info ());
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g_option_context_set_ignore_unknown_options (context, FALSE);
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mc_args_add_extended_info_to_help ();
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main_group = g_option_group_new ("main", _("Main options"), _("Main options"), NULL, NULL);
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g_option_group_add_entries (main_group, argument_main_table);
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g_option_context_set_main_group (context, main_group);
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g_option_group_set_translation_domain (main_group, translation_domain);
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terminal_group = g_option_group_new ("terminal", _("Terminal options"),
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_("Terminal options"), NULL, NULL);
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g_option_group_add_entries (terminal_group, argument_terminal_table);
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g_option_context_add_group (context, terminal_group);
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g_option_group_set_translation_domain (terminal_group, translation_domain);
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color_group = mc_args_new_color_group ();
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g_option_group_add_entries (color_group, argument_color_table);
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g_option_context_add_group (context, color_group);
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g_option_group_set_translation_domain (color_group, translation_domain);
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if (!g_option_context_parse (context, argc, argv, error))
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{
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GError *error2 = NULL;
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if (*error == NULL)
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*error = g_error_new (MC_ERROR, 0, "%s\n", _("Arguments parse error!"));
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else
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{
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gchar *help_str;
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#if GLIB_CHECK_VERSION(2,14,0)
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help_str = g_option_context_get_help (context, TRUE, NULL);
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#else
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help_str = g_strdup ("");
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#endif
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if (str_isutf8 (_system_codepage))
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error2 = g_error_new ((*error)->domain, (*error)->code, "%s\n\n%s\n",
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(*error)->message, help_str);
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else
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{
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gchar *full_help_str;
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full_help_str =
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mc_args__convert_help_to_syscharset (_system_codepage, (*error)->message,
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help_str);
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error2 = g_error_new ((*error)->domain, (*error)->code, "%s", full_help_str);
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g_free (full_help_str);
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}
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g_free (help_str);
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g_error_free (*error);
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*error = error2;
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}
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ok = FALSE;
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}
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g_option_context_free (context);
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mc_args_clean_temp_help_strings ();
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#ifdef ENABLE_NLS
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if (!str_isutf8 (_system_codepage))
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bind_textdomain_codeset ("mc", _system_codepage);
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#endif
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return ok;
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}
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/* --------------------------------------------------------------------------------------------- */
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gboolean
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mc_args_show_info (void)
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{
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if (mc_args__show_version)
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{
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show_version ();
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return FALSE;
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}
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if (mc_args__show_datadirs)
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{
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printf ("%s (%s)\n", mc_global.sysconfig_dir, mc_global.share_data_dir);
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return FALSE;
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}
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if (mc_args__show_datadirs_extended)
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{
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show_datadirs_extended ();
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return FALSE;
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}
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if (mc_args__show_configure_opts)
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{
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show_configure_options ();
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return FALSE;
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}
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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gboolean
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mc_setup_by_args (int argc, char **argv, GError ** error)
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{
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const char *base;
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char *tmp;
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if (mc_args__force_colors)
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mc_global.tty.disable_colors = FALSE;
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#ifdef HAVE_SUBSHELL_SUPPORT
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if (mc_args__nouse_subshell)
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mc_global.tty.use_subshell = FALSE;
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#endif /* HAVE_SUBSHELL_SUPPORT */
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#ifdef ENABLE_VFS_SMB
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if (mc_args__debug_level != 0)
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smbfs_set_debug (mc_args__debug_level);
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@ -440,6 +622,7 @@ mc_setup_by_args (int argc, char *argv[], GError ** error)
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mc_setctl (vpath, VFS_SETCTL_LOGFILE, (void *) mc_args__netfs_logfile);
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vfs_path_free (vpath);
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#endif /* ENABLE_VFS_SMB */
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(void) vpath;
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}
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base = x_basename (argv[0]);
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@ -595,185 +778,3 @@ mc_setup_by_args (int argc, char *argv[], GError ** error)
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}
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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mc_args_process (int argc, char *argv[], GError ** error)
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{
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if (mc_args__show_version)
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{
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show_version ();
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return FALSE;
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}
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if (mc_args__show_datadirs)
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{
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printf ("%s (%s)\n", mc_global.sysconfig_dir, mc_global.share_data_dir);
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return FALSE;
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}
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if (mc_args__show_datadirs_extended)
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{
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show_datadirs_extended ();
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return FALSE;
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}
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if (mc_args__show_configure_opts)
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{
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show_configure_options ();
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return FALSE;
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}
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if (mc_args__force_colors)
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mc_global.tty.disable_colors = FALSE;
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#ifdef HAVE_SUBSHELL_SUPPORT
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if (mc_args__nouse_subshell)
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mc_global.tty.use_subshell = FALSE;
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#endif /* HAVE_SUBSHELL_SUPPORT */
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return mc_setup_by_args (argc, argv, error);
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}
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/* --------------------------------------------------------------------------------------------- */
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static gchar *
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mc_args__convert_help_to_syscharset (const gchar * charset, const gchar * error_message,
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const gchar * help_str)
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{
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GString *buffer;
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GIConv conv;
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gchar *full_help_str;
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buffer = g_string_new ("");
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conv = g_iconv_open (charset, "UTF-8");
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full_help_str = g_strdup_printf ("%s\n\n%s\n", error_message, help_str);
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str_convert (conv, full_help_str, buffer);
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g_free (full_help_str);
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g_iconv_close (conv);
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return g_string_free (buffer, FALSE);
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}
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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parse_mc_e_argument (const gchar * option_name, const gchar * value, gpointer data, GError ** error)
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{
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(void) option_name;
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(void) data;
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(void) error;
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mc_global.mc_run_mode = MC_RUN_EDITOR;
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mc_run_param0 = g_strdup (value);
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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static gboolean
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parse_mc_v_argument (const gchar * option_name, const gchar * value, gpointer data, GError ** error)
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{
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(void) option_name;
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(void) data;
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(void) error;
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mc_global.mc_run_mode = MC_RUN_VIEWER;
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mc_run_param0 = g_strdup (value);
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return TRUE;
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}
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/* --------------------------------------------------------------------------------------------- */
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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gboolean
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mc_args_handle (int argc, char **argv, const char *translation_domain, GError ** error)
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{
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const gchar *_system_codepage = str_detect_termencoding ();
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#ifdef ENABLE_NLS
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if (!str_isutf8 (_system_codepage))
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bind_textdomain_codeset ("mc", "UTF-8");
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#endif
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context = g_option_context_new (mc_args_add_usage_info ());
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g_option_context_set_ignore_unknown_options (context, FALSE);
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mc_args_add_extended_info_to_help ();
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main_group = g_option_group_new ("main", _("Main options"), _("Main options"), NULL, NULL);
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g_option_group_add_entries (main_group, argument_main_table);
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g_option_context_set_main_group (context, main_group);
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g_option_group_set_translation_domain (main_group, translation_domain);
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terminal_group = g_option_group_new ("terminal", _("Terminal options"),
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_("Terminal options"), NULL, NULL);
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g_option_group_add_entries (terminal_group, argument_terminal_table);
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g_option_context_add_group (context, terminal_group);
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g_option_group_set_translation_domain (terminal_group, translation_domain);
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color_group = mc_args_new_color_group ();
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g_option_group_add_entries (color_group, argument_color_table);
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g_option_context_add_group (context, color_group);
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g_option_group_set_translation_domain (color_group, translation_domain);
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if (!g_option_context_parse (context, &argc, &argv, error))
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{
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GError *error2 = NULL;
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if (*error != NULL)
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{
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gchar *help_str;
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#if GLIB_CHECK_VERSION(2,14,0)
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help_str = g_option_context_get_help (context, TRUE, NULL);
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#else
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help_str = g_strdup ("");
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#endif
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if (str_isutf8 (_system_codepage))
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error2 = g_error_new ((*error)->domain, (*error)->code, "%s\n\n%s\n",
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(*error)->message, help_str);
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else
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{
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gchar *full_help_str;
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full_help_str =
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mc_args__convert_help_to_syscharset (_system_codepage, (*error)->message,
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help_str);
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error2 = g_error_new ((*error)->domain, (*error)->code, "%s", full_help_str);
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g_free (full_help_str);
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}
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g_free (help_str);
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g_error_free (*error);
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*error = error2;
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}
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else
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*error = g_error_new (MC_ERROR, 0, "%s\n", _("Arguments parse error!"));
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g_option_context_free (context);
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mc_args_clean_temp_help_strings ();
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return FALSE;
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}
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g_option_context_free (context);
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mc_args_clean_temp_help_strings ();
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#ifdef ENABLE_NLS
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if (!str_isutf8 (_system_codepage))
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bind_textdomain_codeset ("mc", _system_codepage);
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#endif
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return mc_args_process (argc, argv, error);
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}
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/* --------------------------------------------------------------------------------------------- */
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@ -15,7 +15,6 @@ extern gboolean mc_args__force_xterm;
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extern gboolean mc_args__nomouse;
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extern gboolean mc_args__force_colors;
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extern gboolean mc_args__nokeymap;
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extern gboolean mc_args__version;
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extern int mc_args__edit_start_line;
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extern char *mc_args__last_wd_file;
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extern char *mc_args__netfs_logfile;
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@ -24,7 +23,9 @@ extern int mc_args__debug_level;
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/*** declarations of public functions ************************************************************/
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gboolean mc_args_handle (int argc, char **argv, const char *translation_domain, GError ** error);
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gboolean mc_args_parse (int *argc, char ***argv, const char *translation_domain, GError ** error);
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gboolean mc_args_show_info (void);
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gboolean mc_setup_by_args (int argc, char **argv, GError ** error);
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/*** inline functions ****************************************************************************/
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#endif /* MC__ARGS_H */
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38
src/main.c
38
src/main.c
@ -399,37 +399,45 @@ main (int argc, char *argv[])
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{
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GError *error = NULL;
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int exit_code = EXIT_FAILURE;
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gboolean isInitialized;
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/* We had LC_CTYPE before, LC_ALL includs LC_TYPE as well */
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(void) setlocale (LC_ALL, "");
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(void) bindtextdomain ("mc", LOCALEDIR);
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(void) textdomain ("mc");
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if (!events_init (&error))
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/* do this before args parsing */
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str_init_strings (NULL);
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if (!mc_args_parse (&argc, &argv, "mc", &error))
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{
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startup_exit_falure:
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fprintf (stderr, _("Failed to run:\n%s\n"), error->message);
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g_error_free (error);
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g_free (shell);
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startup_exit_ok:
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(void) mc_event_deinit (NULL);
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str_uninit_strings ();
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return exit_code;
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}
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str_init_strings (NULL);
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if (!mc_args_show_info ())
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{
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exit_code = EXIT_SUCCESS;
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goto startup_exit_ok;
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}
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if (!events_init (&error))
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goto startup_exit_falure;
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/* Set up temporary directory */
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(void) mc_tmpdir ();
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OS_Setup ();
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/* Initialize and create home directories */
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/* do it after the screen library initialization to show the error message */
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mc_config_init_config_paths (&error);
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if (error == NULL && mc_config_deprecated_dir_present ())
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mc_config_migrate_from_old_place (&error);
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if (error != NULL)
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{
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g_free (shell);
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mc_event_deinit (NULL);
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goto startup_exit_falure;
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}
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@ -437,18 +445,12 @@ main (int argc, char *argv[])
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vfs_plugins_init ();
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vfs_setup_work_dir ();
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/* do this after vfs initialization due to mc_setctl() call in mc_args_handle() */
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if (!mc_args_handle (argc, argv, "mc", &error))
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/* do this after vfs initialization due to mc_setctl() call in mc_setup_by_args() */
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if (!mc_setup_by_args (argc, argv, &error))
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{
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if (error != NULL)
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{
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vfs_shut ();
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goto startup_exit_falure;
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}
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/* for help messages */
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exit_code = EXIT_SUCCESS;
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goto startup_exit_ok;
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vfs_shut ();
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mc_event_deinit (NULL);
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goto startup_exit_falure;
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}
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/* check terminal type
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@ -498,7 +500,7 @@ main (int argc, char *argv[])
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tty_init_colors (mc_global.tty.disable_colors, mc_args__force_colors);
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||||
isInitialized = mc_skin_init (&error);
|
||||
mc_skin_init (&error);
|
||||
if (error != NULL)
|
||||
{
|
||||
message (D_ERROR, _("Warning"), "%s", error->message);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user