2 Handle command line arguments.
4 Copyright (C) 2009, 2011
5 The Free Software Foundation, Inc.
8 Slava Zanko <slavazanko@gmail.com>, 2009.
10 This file is part of the Midnight Commander.
12 The Midnight Commander is free software: you can redistribute it
13 and/or modify it under the terms of the GNU General Public License as
14 published by the Free Software Foundation, either version 3 of the License,
15 or (at your option) any later version.
17 The Midnight Commander is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with this program. If not, see <http://www.gnu.org/licenses/>.
30 #include "lib/global.h"
31 #include "lib/tty/tty.h"
32 #include "lib/strutil.h"
33 #include "lib/vfs/vfs.h"
34 #include "lib/util.h" /* x_basename() */
37 #include "src/vfs/smbfs/smbfs.h" /* smbfs_set_debugf() */
41 #include "src/textconf.h"
45 /*** external variables **************************************************************************/
47 /*** global variables ****************************************************************************/
49 /* If true, show version info and exit */
50 gboolean mc_args__show_version
= FALSE
;
52 /* If true, assume we are running on an xterm terminal */
53 gboolean mc_args__force_xterm
= FALSE
;
55 gboolean mc_args__nomouse
= FALSE
;
57 /* Force colors, only used by Slang */
58 gboolean mc_args__force_colors
= FALSE
;
60 /* Don't load keymap form file and use default one */
61 gboolean mc_args__nokeymap
= FALSE
;
63 /* Line to start the editor on */
64 int mc_args__edit_start_line
= 0;
66 char *mc_args__last_wd_file
= NULL
;
68 /* when enabled NETCODE, use folowing file as logfile */
69 char *mc_args__netfs_logfile
= NULL
;
72 char *mc_args__keymap_file
= NULL
;
75 int mc_args__debug_level
= 0;
77 /*** file scope macro definitions ****************************************************************/
79 /*** file scope type declarations ****************************************************************/
81 /*** file scope variables ************************************************************************/
83 /* forward declarations */
84 static gboolean
parse_mc_e_argument (const gchar
* option_name
, const gchar
* value
,
85 gpointer data
, GError
** error
);
86 static gboolean
parse_mc_v_argument (const gchar
* option_name
, const gchar
* value
,
87 gpointer data
, GError
** error
);
89 static GOptionContext
*context
;
91 static gboolean mc_args__nouse_subshell
= FALSE
;
92 static gboolean mc_args__show_datadirs
= FALSE
;
93 static gboolean mc_args__show_datadirs_extended
= FALSE
;
94 static gboolean mc_args__show_configure_opts
= FALSE
;
96 static GOptionGroup
*main_group
;
98 static const GOptionEntry argument_main_table
[] = {
100 /* generic options */
102 "version", 'V', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
103 &mc_args__show_version
,
104 N_("Displays the current version"),
108 /* options for wrappers */
110 "datadir", 'f', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
111 &mc_args__show_datadirs
,
112 N_("Print data directory"),
116 /* show extended information about used data directories */
118 "datadir-info", 'F', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
119 &mc_args__show_datadirs_extended
,
120 N_("Print extended info about used data directories"),
124 /* show configure options */
126 "configure-options", '\0', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
127 &mc_args__show_configure_opts
,
128 N_("Print configure options"),
133 "printwd", 'P', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_STRING
,
134 &mc_args__last_wd_file
,
135 N_("Print last working directory to specified file"),
139 #ifdef HAVE_SUBSHELL_SUPPORT
141 "subshell", 'U', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
142 &mc_global
.tty
.use_subshell
,
143 N_("Enables subshell support (default)"),
148 "nosubshell", 'u', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_NONE
,
149 &mc_args__nouse_subshell
,
150 N_("Disables subshell support"),
156 #ifdef ENABLE_VFS_FTP
158 "ftplog", 'l', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_STRING
,
159 &mc_args__netfs_logfile
,
160 N_("Log ftp dialog to specified file"),
163 #endif /* ENABLE_VFS_FTP */
164 #ifdef ENABLE_VFS_SMB
166 "debuglevel", 'D', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_INT
,
167 &mc_args__debug_level
,
168 N_("Set debug level"),
171 #endif /* ENABLE_VFS_SMB */
173 /* single file operations */
175 "view", 'v', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_CALLBACK
,
177 N_("Launches the file viewer on a file"),
182 "edit", 'e', G_OPTION_FLAG_IN_MAIN
, G_OPTION_ARG_CALLBACK
,
184 N_("Edits one file"),
188 NULL
, '\0', 0, 0, NULL
, NULL
, NULL
/* Complete struct initialization */
193 GOptionGroup
*terminal_group
;
194 #define ARGS_TERM_OPTIONS 0
195 static const GOptionEntry argument_terminal_table
[] = {
197 /* terminal options */
199 "xterm", 'x', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
200 &mc_args__force_xterm
,
201 N_("Forces xterm features"),
206 "oldmouse", 'g', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
207 &mc_global
.tty
.old_mouse
,
208 N_("Tries to use an old highlight mouse tracking"),
213 "nomouse", 'd', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
215 N_("Disable mouse support in text version"),
221 "termcap", 't', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
223 N_("Tries to use termcap instead of terminfo"),
229 "slow", 's', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
230 &mc_global
.tty
.slow_terminal
,
231 N_("To run on slow terminals"),
236 "stickchars", 'a', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
237 &mc_global
.tty
.ugly_line_drawing
,
238 N_("Use stickchars to draw"),
243 "resetsoft", 'k', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
245 N_("Resets soft keys on HP terminals"),
250 "keymap", 'K', ARGS_TERM_OPTIONS
, G_OPTION_ARG_STRING
,
251 &mc_args__keymap_file
,
252 N_("Load definitions of key bindings from specified file"),
257 "nokeymap", '\0', ARGS_TERM_OPTIONS
, G_OPTION_ARG_NONE
,
259 N_("Don't load definitions of key bindings from file, use defaults"),
264 NULL
, '\0', 0, 0, NULL
, NULL
, NULL
/* Complete struct initialization */
269 #undef ARGS_TERM_OPTIONS
271 GOptionGroup
*color_group
;
272 #define ARGS_COLOR_OPTIONS 0
273 /* #define ARGS_COLOR_OPTIONS G_OPTION_FLAG_IN_MAIN */
274 static const GOptionEntry argument_color_table
[] = {
278 "nocolor", 'b', ARGS_COLOR_OPTIONS
, G_OPTION_ARG_NONE
,
279 &mc_global
.tty
.disable_colors
,
280 N_("Requests to run in black and white"),
285 "color", 'c', ARGS_COLOR_OPTIONS
, G_OPTION_ARG_NONE
,
286 &mc_args__force_colors
,
287 N_("Request to run in color mode"),
292 "colors", 'C', ARGS_COLOR_OPTIONS
, G_OPTION_ARG_STRING
,
293 &mc_global
.tty
.command_line_colors
,
294 N_("Specifies a color configuration"),
299 "skin", 'S', ARGS_COLOR_OPTIONS
, G_OPTION_ARG_STRING
,
301 N_("Show mc with specified skin"),
306 NULL
, '\0', 0, 0, NULL
, NULL
, NULL
/* Complete struct initialization */
311 #undef ARGS_COLOR_OPTIONS
313 static gchar
*mc_args__loc__colors_string
= NULL
;
314 static gchar
*mc_args__loc__footer_string
= NULL
;
315 static gchar
*mc_args__loc__header_string
= NULL
;
316 static gchar
*mc_args__loc__usage_string
= NULL
;
318 /*** file scope functions ************************************************************************/
320 /* --------------------------------------------------------------------------------------------- */
322 mc_args_clean_temp_help_strings (void)
324 g_free (mc_args__loc__colors_string
);
325 mc_args__loc__colors_string
= NULL
;
327 g_free (mc_args__loc__footer_string
);
328 mc_args__loc__footer_string
= NULL
;
330 g_free (mc_args__loc__header_string
);
331 mc_args__loc__header_string
= NULL
;
333 g_free (mc_args__loc__usage_string
);
334 mc_args__loc__usage_string
= NULL
;
337 /* --------------------------------------------------------------------------------------------- */
339 static GOptionGroup
*
340 mc_args_new_color_group (void)
343 /* FIXME: to preserve translations, lines should be split. */
344 mc_args__loc__colors_string
= g_strdup_printf ("%s\n%s",
345 /* TRANSLATORS: don't translate keywords */
346 _("--colors KEYWORD={FORE},{BACK},{ATTR}:KEYWORD2=...\n\n"
347 "{FORE}, {BACK} and {ATTR} can be omitted, and the default will be used\n"
349 " Global: errors, disabled, reverse, gauge, header\n"
350 " input, inputmark, inputunchanged, commandlinemark\n"
351 " bbarhotkey, bbarbutton, statusbar\n"
352 " File display: normal, selected, marked, markselect\n"
353 " Dialog boxes: dnormal, dfocus, dhotnormal, dhotfocus, errdhotnormal,\n"
355 " Menus: menunormal, menuhot, menusel, menuhotsel, menuinactive\n"
356 " Popup menus: pmenunormal, pmenusel, pmenutitle\n"
357 " Editor: editnormal, editbold, editmarked, editwhitespace,\n"
359 " Viewer: viewbold, viewunderline, viewselected\n"
360 " Help: helpnormal, helpitalic, helpbold, helplink, helpslink\n"),
361 /* TRANSLATORS: don't translate color names and attributes */
362 _("Standard Colors:\n"
363 " black, gray, red, brightred, green, brightgreen, brown,\n"
364 " yellow, blue, brightblue, magenta, brightmagenta, cyan,\n"
365 " brightcyan, lightgray and white\n\n"
366 "Extended colors, when 256 colors are available:\n"
367 " color16 to color255, or rgb000 to rgb555 and gray0 to gray23\n\n"
369 " bold, underline, reverse, blink; append more with '+'\n")
373 return g_option_group_new ("color", mc_args__loc__colors_string
,
374 _("Color options"), NULL
, NULL
);
378 /* --------------------------------------------------------------------------------------------- */
381 mc_args_add_usage_info (void)
383 mc_args__loc__usage_string
= g_strdup_printf ("[%s] %s\n %s - %s\n",
385 _("[this_dir] [other_panel_dir]"),
388 ("Set initial line number for the internal editor"));
389 return mc_args__loc__usage_string
;
392 /* --------------------------------------------------------------------------------------------- */
395 mc_args_add_extended_info_to_help (void)
397 mc_args__loc__footer_string
= g_strdup_printf ("%s",
400 "Please send any bug reports (including the output of `mc -V')\n"
401 "as tickets at www.midnight-commander.org\n"));
402 mc_args__loc__header_string
= g_strdup_printf (_("GNU Midnight Commander %s\n"), VERSION
);
404 #if GLIB_CHECK_VERSION(2,12,0)
405 g_option_context_set_description (context
, mc_args__loc__footer_string
);
406 g_option_context_set_summary (context
, mc_args__loc__header_string
);
410 /* --------------------------------------------------------------------------------------------- */
413 mc_setup_by_args (int argc
, char *argv
[])
418 #ifdef ENABLE_VFS_SMB
419 if (mc_args__debug_level
!= 0)
420 smbfs_set_debug (mc_args__debug_level
);
421 #endif /* ENABLE_VFS_SMB */
423 if (mc_args__netfs_logfile
!= NULL
)
425 #ifdef ENABLE_VFS_FTP
426 mc_setctl ("ftp://", VFS_SETCTL_LOGFILE
, (void *) mc_args__netfs_logfile
);
427 #endif /* ENABLE_VFS_FTP */
428 #ifdef ENABLE_VFS_SMB
429 mc_setctl ("smb://", VFS_SETCTL_LOGFILE
, (void *) mc_args__netfs_logfile
);
430 #endif /* ENABLE_VFS_SMB */
433 base
= x_basename (argv
[0]);
434 tmp
= (argc
> 0) ? argv
[1] : NULL
;
436 if (strncmp (base
, "mce", 3) == 0 || strcmp (base
, "vi") == 0)
438 /* mce* or vi is link to mc */
440 mc_run_param0
= g_strdup ("");
444 * Check for filename:lineno, followed by an optional colon.
445 * This format is used by many programs (especially compilers)
446 * in error messages and warnings. It is supported so that
447 * users can quickly copy and paste file locations.
451 end
= tmp
+ strlen (tmp
);
454 if (p
> tmp
&& p
[-1] == ':')
456 while (p
> tmp
&& g_ascii_isdigit ((gchar
) p
[-1]))
458 if (tmp
< p
&& p
< end
&& p
[-1] == ':')
463 fname
= g_strndup (tmp
, p
- 1 - tmp
);
465 * Check that the file before the colon actually exists.
466 * If it doesn't exist, revert to the old behavior.
468 if (mc_stat (tmp
, &st
) == -1 && mc_stat (fname
, &st
) != -1)
470 mc_run_param0
= fname
;
471 mc_args__edit_start_line
= atoi (p
);
476 goto try_plus_filename
;
482 if (*tmp
== '+' && g_ascii_isdigit ((gchar
) tmp
[1]))
486 start_line
= atoi (tmp
);
489 * If start_line is zero, position the cursor at the
490 * beginning of the file as other editors (vi, nano)
499 file
= (argc
> 1) ? argv
[2] : NULL
;
503 mc_args__edit_start_line
= start_line
;
507 mc_run_param0
= g_strdup (tmp
);
510 mc_global
.mc_run_mode
= MC_RUN_EDITOR
;
512 else if (strncmp (base
, "mcv", 3) == 0 || strcmp (base
, "view") == 0)
514 /* mcv* or view is link to mc */
517 mc_run_param0
= g_strdup (tmp
);
520 fprintf (stderr
, "%s\n", _("No arguments given to the viewer."));
523 mc_global
.mc_run_mode
= MC_RUN_VIEWER
;
526 else if (strncmp (base
, "mcd", 3) == 0 || strcmp (base
, "diff") == 0)
528 /* mcd* or diff is link to mc */
532 fprintf (stderr
, "%s\n", _("Two files are required to evoke the diffviewer."));
538 mc_run_param0
= g_strdup (tmp
);
539 tmp
= (argc
> 1) ? argv
[2] : NULL
;
541 mc_run_param1
= g_strdup (tmp
);
542 mc_global
.mc_run_mode
= MC_RUN_DIFFVIEWER
;
545 #endif /* USE_DIFF_VIEW */
548 /* MC is run as mc */
550 switch (mc_global
.mc_run_mode
)
554 /* mc_run_param0 is set up in parse_mc_e_argument() and parse_mc_v_argument() */
557 case MC_RUN_DIFFVIEWER
:
558 /* not implemented yet */
563 /* sets the current dir and the other dir */
566 mc_run_param0
= g_strdup (tmp
);
567 tmp
= (argc
> 1) ? argv
[2] : NULL
;
569 mc_run_param1
= g_strdup (tmp
);
571 mc_global
.mc_run_mode
= MC_RUN_FULL
;
577 /* --------------------------------------------------------------------------------------------- */
580 mc_args_process (int argc
, char *argv
[])
582 if (mc_args__show_version
)
587 if (mc_args__show_datadirs
)
589 printf ("%s (%s)\n", mc_global
.sysconfig_dir
, mc_global
.share_data_dir
);
593 if (mc_args__show_datadirs_extended
)
595 show_datadirs_extended ();
599 if (mc_args__show_configure_opts
)
601 show_configure_options ();
605 if (mc_args__force_colors
)
606 mc_global
.tty
.disable_colors
= FALSE
;
608 #ifdef HAVE_SUBSHELL_SUPPORT
609 if (mc_args__nouse_subshell
)
610 mc_global
.tty
.use_subshell
= FALSE
;
611 #endif /* HAVE_SUBSHELL_SUPPORT */
613 mc_setup_by_args (argc
, argv
);
618 /* --------------------------------------------------------------------------------------------- */
621 mc_args__convert_help_to_syscharset (const gchar
* charset
, const gchar
* error_message
,
622 const gchar
* help_str
)
624 GString
*buffer
= g_string_new ("");
625 GIConv conv
= g_iconv_open (charset
, "UTF-8");
626 gchar
*full_help_str
= g_strdup_printf ("%s\n\n%s\n", error_message
, help_str
);
628 str_convert (conv
, full_help_str
, buffer
);
630 g_free (full_help_str
);
631 g_iconv_close (conv
);
633 return g_string_free (buffer
, FALSE
);
636 /* --------------------------------------------------------------------------------------------- */
639 parse_mc_e_argument (const gchar
* option_name
, const gchar
* value
, gpointer data
, GError
** error
)
645 mc_global
.mc_run_mode
= MC_RUN_EDITOR
;
646 mc_run_param0
= g_strdup (value
);
651 /* --------------------------------------------------------------------------------------------- */
654 parse_mc_v_argument (const gchar
* option_name
, const gchar
* value
, gpointer data
, GError
** error
)
660 mc_global
.mc_run_mode
= MC_RUN_VIEWER
;
661 mc_run_param0
= g_strdup (value
);
666 /* --------------------------------------------------------------------------------------------- */
668 /*** public functions ****************************************************************************/
670 /* --------------------------------------------------------------------------------------------- */
673 mc_args_handle (int argc
, char **argv
, const char *translation_domain
)
675 GError
*error
= NULL
;
676 const gchar
*_system_codepage
= str_detect_termencoding ();
679 if (!str_isutf8 (_system_codepage
))
680 bind_textdomain_codeset ("mc", "UTF-8");
683 context
= g_option_context_new (mc_args_add_usage_info ());
685 g_option_context_set_ignore_unknown_options (context
, FALSE
);
687 mc_args_add_extended_info_to_help ();
689 main_group
= g_option_group_new ("main", _("Main options"), _("Main options"), NULL
, NULL
);
691 g_option_group_add_entries (main_group
, argument_main_table
);
692 g_option_context_set_main_group (context
, main_group
);
693 g_option_group_set_translation_domain (main_group
, translation_domain
);
695 terminal_group
= g_option_group_new ("terminal", _("Terminal options"),
696 _("Terminal options"), NULL
, NULL
);
698 g_option_group_add_entries (terminal_group
, argument_terminal_table
);
699 g_option_context_add_group (context
, terminal_group
);
700 g_option_group_set_translation_domain (terminal_group
, translation_domain
);
702 color_group
= mc_args_new_color_group ();
704 g_option_group_add_entries (color_group
, argument_color_table
);
705 g_option_context_add_group (context
, color_group
);
706 g_option_group_set_translation_domain (color_group
, translation_domain
);
708 if (!g_option_context_parse (context
, &argc
, &argv
, &error
))
712 gchar
*full_help_str
;
715 #if GLIB_CHECK_VERSION(2,14,0)
716 help_str
= g_option_context_get_help (context
, TRUE
, NULL
);
718 help_str
= g_strdup ("");
720 if (!str_isutf8 (_system_codepage
))
722 mc_args__convert_help_to_syscharset (_system_codepage
, error
->message
,
725 full_help_str
= g_strdup_printf ("%s\n\n%s\n", error
->message
, help_str
);
727 fprintf (stderr
, "%s", full_help_str
);
730 g_free (full_help_str
);
731 g_error_free (error
);
733 g_option_context_free (context
);
734 mc_args_clean_temp_help_strings ();
738 g_option_context_free (context
);
739 mc_args_clean_temp_help_strings ();
742 if (!str_isutf8 (_system_codepage
))
743 bind_textdomain_codeset ("mc", _system_codepage
);
746 return mc_args_process (argc
, argv
);
749 /* --------------------------------------------------------------------------------------------- */