diff options
Diffstat (limited to 'util/grub-render-label.c')
| -rw-r--r-- | util/grub-render-label.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/util/grub-render-label.c b/util/grub-render-label.c new file mode 100644 index 0000000..ec0923b --- /dev/null +++ b/util/grub-render-label.c @@ -0,0 +1,193 @@ +/* + * 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 <unistd.h> +#include <errno.h> + +#pragma GCC diagnostic ignored "-Wmissing-prototypes" +#pragma GCC diagnostic ignored "-Wmissing-declarations" +#include <argp.h> +#pragma GCC diagnostic error "-Wmissing-prototypes" +#pragma GCC diagnostic error "-Wmissing-declarations" + +#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, + /* 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]"), + /* 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; +} |