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mc/src/args.c
David Martin a4b1050804 Ticket #1578: Revise */ TRANSLATORS */ warnings 
Comment by dmartina:
Please, take care not to move those comments labelled "TRANSLATORS" in order to let them show up in *.po files.

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
2009-09-03 10:12:10 +03:00

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/*
Handle command line arguments.
Copyright (C) 2009 The Free Software Foundation, Inc.
Written by:
Slava Zanko <slavazanko@gmail.com>, 2009.
This file is part of the Midnight Commander.
The Midnight Commander is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Midnight Commander 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
*/
#include <config.h>
#include <stdio.h>
#include "../src/global.h"
#include "../src/tty/tty.h"
#include "../src/args.h"
#include "../src/strutil.h"
/*** external variables **************************************************************************/
extern int reset_hp_softkeys;
extern int use_subshell;
extern char *mc_home;
extern char *mc_home_alt;
/* colors specified on the command line: they override any other setting */
extern char *command_line_colors;
extern const char *edit_one_file;
extern const char *view_one_file;
/*** global variables ****************************************************************************/
/* If true, show version info and exit */
gboolean mc_args__version = FALSE;
/* If true, assume we are running on an xterm terminal */
gboolean mc_args__force_xterm = FALSE;
gboolean mc_args__nomouse = FALSE;
/* For slow terminals */
gboolean mc_args__slow_terminal = FALSE;
/* If true use +, -, | for line drawing */
gboolean mc_args__ugly_line_drawing = FALSE;
/* Set to force black and white display at program startup */
gboolean mc_args__disable_colors = FALSE;
/* Force colors, only used by Slang */
gboolean mc_args__force_colors = FALSE;
char *mc_args__last_wd_file = NULL;
/* when enabled NETCODE, use folowing file as logfile */
char *mc_args__netfs_logfile = NULL;
/* Debug level*/
int mc_args__debug_level = 0;
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** file scope variables ************************************************************************/
static GOptionContext *context;
static gboolean mc_args__nouse_subshell = FALSE;
static gboolean mc_args__show_datadirs = FALSE;
GOptionGroup *main_group;
static const GOptionEntry argument_main_table[] = {
/* generic options */
{
"version", 'V', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
&mc_args__version,
N_("Displays the current version"),
NULL
},
/* options for wrappers */
{
"datadir", 'f', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
&mc_args__show_datadirs,
N_("Print data directory"),
NULL
},
{
"printwd", 'P', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&mc_args__last_wd_file,
N_("Print last working directory to specified file"),
"<file>"
},
#ifdef HAVE_SUBSHELL_SUPPORT
{
"subshell", 'U', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
&use_subshell,
N_("Enables subshell support (default)"),
NULL
},
{
"nosubshell", 'u', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE,
&mc_args__nouse_subshell,
N_("Disables subshell support"),
NULL
},
#endif
/* debug options */
#ifdef USE_NETCODE
{
"ftplog", 'l', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&mc_args__netfs_logfile,
N_("Log ftp dialog to specified file"),
"<file>"
},
#ifdef WITH_SMBFS
{
"debuglevel", 'D', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_INT,
&mc_args__debug_level,
N_("Set debug level"),
"<integer>"
},
#endif
#endif
/* single file operations */
{
"view", 'v', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&view_one_file,
N_("Launches the file viewer on a file"),
"<file>"
},
{
"edit", 'e', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_STRING,
&edit_one_file,
N_("Edits one file"),
"<file>"
},
{NULL}
};
GOptionGroup *terminal_group;
#define ARGS_TERM_OPTIONS 0
static const GOptionEntry argument_terminal_table[] = {
/* terminal options */
{
"xterm", 'x', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__force_xterm,
N_("Forces xterm features"),
NULL
},
{
"nomouse", 'd', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__nomouse,
N_("Disable mouse support in text version"),
NULL
},
#ifdef HAVE_SLANG
{
"termcap", 't', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&SLtt_Try_Termcap,
N_("Tries to use termcap instead of terminfo"),
NULL
},
#endif
{
"slow", 's', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__slow_terminal,
N_("To run on slow terminals"),
NULL
},
{
"stickchars", 'a', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__ugly_line_drawing,
N_("Use stickchars to draw"),
NULL
},
{
"resetsoft", 'k', ARGS_TERM_OPTIONS, G_OPTION_ARG_NONE,
&reset_hp_softkeys,
N_("Resets soft keys on HP terminals"),
NULL
},
{NULL}
};
#undef ARGS_TERM_OPTIONS
GOptionGroup *color_group;
#define ARGS_COLOR_OPTIONS 0
// #define ARGS_COLOR_OPTIONS G_OPTION_FLAG_IN_MAIN
static const GOptionEntry argument_color_table[] = {
/* color options */
{
"nocolor", 'b', ARGS_COLOR_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__disable_colors,
N_("Requests to run in black and white"),
NULL
},
{
"color", 'c', ARGS_COLOR_OPTIONS, G_OPTION_ARG_NONE,
&mc_args__force_colors,
N_("Request to run in color mode"),
NULL
},
{
"colors", 'C', ARGS_COLOR_OPTIONS, G_OPTION_ARG_STRING,
&command_line_colors,
N_("Specifies a color configuration"),
"<string>"
},
{NULL}
};
#undef ARGS_COLOR_OPTIONS
static gchar *mc_args__loc__colors_string = NULL;
static gchar *mc_args__loc__footer_string = NULL;
static gchar *mc_args__loc__header_string = NULL;
static gchar *mc_args__loc__usage_string = NULL;
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
static void
mc_args_clean_temp_help_strings(void)
{
g_free(mc_args__loc__colors_string);
mc_args__loc__colors_string = NULL;
g_free(mc_args__loc__footer_string);
mc_args__loc__footer_string = NULL;
g_free(mc_args__loc__header_string);
mc_args__loc__header_string = NULL;
g_free(mc_args__loc__usage_string);
mc_args__loc__usage_string = NULL;
}
/* --------------------------------------------------------------------------------------------- */
static GOptionGroup *
mc_args_new_color_group(void)
{
/*
* FIXME: undocumented keywords: viewunderline, editnormal, editbold,
* and editmarked. To preserve translations, lines should be split.
*/
mc_args__loc__colors_string = g_strdup_printf("%s%s",
/* TRANSLATORS: don't translate keywords and names of colors */
_( "--colors KEYWORD={FORE},{BACK}\n\n"
"{FORE} and {BACK} can be omitted, and the default will be used\n"
"\n" "Keywords:\n"
" Global: errors, reverse, gauge, input, viewunderline\n"
" File display: normal, selected, marked, markselect\n"
" Dialog boxes: dnormal, dfocus, dhotnormal, dhotfocus, errdhotnormal,\n"
" errdhotfocus\n"
" Menus: menu, menuhot, menusel, menuhotsel\n"
" Editor: editnormal, editbold, editmarked, editwhitespace,\n"
" editlinestate\n"),
/* TRANSLATORS: don't translate keywords and names of colors */
_( " Help: helpnormal, helpitalic, helpbold, helplink, helpslink\n"
" File types: directory, executable, link, stalelink, device, special, core\n"
"\n" "Colors:\n"
" black, gray, red, brightred, green, brightgreen, brown,\n"
" yellow, blue, brightblue, magenta, brightmagenta, cyan,\n"
" brightcyan, lightgray and white\n\n")
);
return g_option_group_new ("color", mc_args__loc__colors_string,
_("Color options"),NULL, NULL);
}
/* --------------------------------------------------------------------------------------------- */
static gchar *
mc_args_add_usage_info(void)
{
mc_args__loc__usage_string = g_strdup_printf("[%s] %s\n %s - %s\n",
_("+number"),
_("[this_dir] [other_panel_dir]"),
_("+number"),
_("Set initial line number for the internal editor")
);
return mc_args__loc__usage_string;
}
/* --------------------------------------------------------------------------------------------- */
static void
mc_args_add_extended_info_to_help(void)
{
mc_args__loc__footer_string = g_strdup_printf("%s",
_
("\n"
"Please send any bug reports (including the output of `mc -V')\n"
"to mc-devel@gnome.org\n")
);
mc_args__loc__header_string = g_strdup_printf (_("GNU Midnight Commander %s\n"), VERSION);
#if GLIB_CHECK_VERSION(2,12,0)
g_option_context_set_description (context, mc_args__loc__footer_string);
g_option_context_set_summary (context, mc_args__loc__header_string);
#endif
}
/* --------------------------------------------------------------------------------------------- */
static gboolean
mc_args_process(void)
{
if (mc_args__version){
show_version ();
return FALSE;
}
if (mc_args__show_datadirs){
printf ("%s (%s)\n", mc_home, mc_home_alt);
return FALSE;
}
if (mc_args__force_colors)
mc_args__disable_colors = FALSE;
#ifdef HAVE_SUBSHELL_SUPPORT
if (mc_args__nouse_subshell)
use_subshell = 0;
if (mc_args__nouse_subshell)
use_subshell = 0;
#endif /* HAVE_SUBSHELL_SUPPORT */
return TRUE;
}
/* --------------------------------------------------------------------------------------------- */
static gchar *
mc_args__convert_help_to_syscharset(const gchar *charset, const gchar *error_message, const gchar *help_str)
{
GString *buffer = g_string_new("");
GIConv conv = g_iconv_open ( charset, "UTF-8");
gchar *full_help_str = g_strdup_printf("%s\n\n%s\n",error_message,help_str);
str_convert (conv, full_help_str, buffer);
g_free(full_help_str);
g_iconv_close (conv);
return g_string_free(buffer, FALSE);
}
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
gboolean
mc_args_handle(int *argc, char ***argv, const gchar *translation_domain)
{
GError *error = NULL;
const gchar *_system_codepage = str_detect_termencoding();
if ( !str_isutf8 (_system_codepage))
bind_textdomain_codeset ("mc", "UTF-8");
context = g_option_context_new (mc_args_add_usage_info());
g_option_context_set_ignore_unknown_options (context, FALSE);
mc_args_add_extended_info_to_help();
main_group = g_option_group_new ("main", _("Main options"),
_("Main options"),NULL, NULL);
g_option_group_add_entries (main_group, argument_main_table);
g_option_context_set_main_group (context, main_group);
g_option_group_set_translation_domain(main_group, translation_domain);
terminal_group = g_option_group_new ("terminal", _("Terminal options"),
_("Terminal options"),NULL, NULL);
g_option_group_add_entries (terminal_group, argument_terminal_table);
g_option_context_add_group (context, terminal_group);
g_option_group_set_translation_domain(terminal_group, translation_domain);
color_group = mc_args_new_color_group();
g_option_group_add_entries (color_group, argument_color_table);
g_option_context_add_group (context, color_group);
g_option_group_set_translation_domain(color_group, translation_domain);
if (! g_option_context_parse (context, argc, argv, &error)) {
if (error != NULL)
{
gchar *full_help_str;
gchar *help_str;
#if GLIB_CHECK_VERSION(2,14,0)
help_str = g_option_context_get_help (context, TRUE, NULL);
#else
help_str = g_strdup("");
#endif
if ( !str_isutf8 (_system_codepage))
full_help_str = mc_args__convert_help_to_syscharset(_system_codepage,error->message, help_str);
else
full_help_str = g_strdup_printf("%s\n\n%s\n",error->message,help_str);
fprintf(stderr, "%s",full_help_str);
g_free(help_str);
g_free(full_help_str);
g_error_free (error);
}
g_option_context_free (context);
mc_args_clean_temp_help_strings();
return FALSE;
}
g_option_context_free (context);
mc_args_clean_temp_help_strings();
if ( !str_isutf8 (_system_codepage))
bind_textdomain_codeset ("mc", _system_codepage);
return mc_args_process();
}
/* --------------------------------------------------------------------------------------------- */
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