grub/util/grub-render-label.c

189 lines
4.6 KiB
C
Raw Normal View History

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2010,2012,2013 Free Software Foundation, Inc.
*
* GRUB 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 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <grub/util/misc.h>
#include <grub/i18n.h>
#include <grub/term.h>
#include <grub/font.h>
#include <grub/gfxmenu_view.h>
#include <grub/color.h>
#include <grub/util/install.h>
#include <grub/emu/hostdisk.h>
#define _GNU_SOURCE 1
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <argp.h>
#include <unistd.h>
#include <errno.h>
#include "progname.h"
struct arguments
{
char *input;
char *text;
char *output;
char *font;
char *fgcolor;
char *bgcolor;
int verbosity;
};
static struct argp_option options[] = {
{"input", 'i', N_("FILE"), 0,
N_("read text from FILE."), 0},
{"color", 'c', N_("COLOR"), 0,
N_("use COLOR for text"), 0},
{"bgcolor", 'b', N_("COLOR"), 0,
N_("use COLOR for background"), 0},
{"text", 't', N_("STRING"), 0,
2013-12-21 00:41:16 +00:00
/* TRANSLATORS: The result is always stored to file and
never shown directly, so don't use "show" as synonym for render. Use "create" if
"render" doesn't translate directly. */
N_("set the label to render"), 0},
{"output", 'o', N_("FILE"), 0,
N_("set output filename. Default is STDOUT"), 0},
{"font", 'f', N_("FILE"), 0,
N_("use FILE as font (PF2)."), 0},
{"verbose", 'v', 0, 0, N_("print verbose messages."), 0},
{ 0, 0, 0, 0, 0, 0 }
};
#include <grub/err.h>
#include <grub/types.h>
#include <grub/dl.h>
#include <grub/misc.h>
#include <grub/mm.h>
#include <grub/video.h>
#include <grub/video_fb.h>
static error_t
argp_parser (int key, char *arg, struct argp_state *state)
{
/* Get the input argument from argp_parse, which we
know is a pointer to our arguments structure. */
struct arguments *arguments = state->input;
switch (key)
{
case 'i':
arguments->input = xstrdup (arg);
break;
case 'b':
arguments->bgcolor = xstrdup (arg);
break;
case 'c':
arguments->fgcolor = xstrdup (arg);
break;
case 'f':
arguments->font = xstrdup (arg);
break;
case 't':
arguments->text = xstrdup (arg);
break;
case 'o':
arguments->output = xstrdup (arg);
break;
case 'v':
arguments->verbosity++;
break;
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
static struct argp argp = {
options, argp_parser, N_("[OPTIONS]"),
2013-12-21 00:41:16 +00:00
/* TRANSLATORS: This file takes a text and creates a graphical representation of it,
putting the result into .disk_label file. The result is always stored to file and
never shown directly, so don't use "show" as synonym for render. Use "create" if
"render" doesn't translate directly. */
N_("Render Apple .disk_label."),
NULL, NULL, NULL
};
int
main (int argc, char *argv[])
{
char *text;
struct arguments arguments;
grub_util_host_init (&argc, &argv);
/* Check for options. */
memset (&arguments, 0, sizeof (struct arguments));
if (argp_parse (&argp, argc, argv, 0, 0, &arguments) != 0)
{
fprintf (stderr, "%s", _("Error in parsing command line arguments\n"));
exit(1);
}
if ((!arguments.input && !arguments.text) || !arguments.font)
{
fprintf (stderr, "%s", _("Missing arguments\n"));
exit(1);
}
if (arguments.text)
text = arguments.text;
else
{
FILE *in = grub_util_fopen (arguments.input, "r");
size_t s;
if (!in)
grub_util_error (_("cannot open `%s': %s"), arguments.input,
strerror (errno));
fseek (in, 0, SEEK_END);
s = ftell (in);
fseek (in, 0, SEEK_SET);
text = xmalloc (s + 1);
if (fread (text, 1, s, in) != s)
grub_util_error (_("cannot read `%s': %s"), arguments.input,
strerror (errno));
text[s] = 0;
fclose (in);
}
grub_init_all ();
grub_hostfs_init ();
grub_host_init ();
grub_util_render_label (arguments.font,
arguments.bgcolor,
arguments.fgcolor,
text,
arguments.output);
return 0;
}