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/* catdvi - get text from DVI files
Copyright (C) 1999 J.H.M. Dassen (Ray) <jdassen@wi.LeidenUniv.nl>
Copyright (C) 1999 Antti-Juhani Kaijanaho <gaia@iki.fi>
Copyright (C) 2001 Bjoern Brill <brill@fs.math.uni-frankfurt.de>
This program 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.
This program 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if defined CFG_HAS_GETOPT_LONG
# include <getopt.h>
#elif defined CFG_KPATHSEA_HAS_GETOPT_LONG
# include <kpathsea/getopt.h>
#else
# include "getopt.h"
#endif
#include <assert.h>
#include <errno.h>
#include <limits.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "findtfm.h"
#include "readdvi.h"
#include "outenc.h"
#include "util.h"
#include "version.h"
#include "page.h"
#include "glyphops.h"
#define OPT_COPYRIGHT (UCHAR_MAX + 1)
#define OPT_VERSION (OPT_COPYRIGHT + 1)
static void print_encodings(void)
{
enum outenc_num_t i;
for (i = 0; i < OE_TOOBIG; i++) {
printf(" %2i. %s\n", i, outenc_names[i]);
}
}
int main(int argc, char *argv[])
{
FILE *dvifile = NULL;
static struct option lopt[] = {
{ "copyright", no_argument, 0, OPT_COPYRIGHT },
{ "version", no_argument, 0, OPT_VERSION },
{ "help", no_argument, 0, 'h' },
{ "output-encoding", required_argument, 0, 'e' },
{ "debug", required_argument, 0, 'd' },
{ "list-page-numbers", no_argument, 0, 'N' },
{ "show-unkown-glyphs", no_argument, 0, 'U' },
{ "sequential", no_argument, 0, 's' },
{ "start-page", required_argument, 0, 'p' },
{ "last-page", required_argument, 0, 'l' },
{ 0, 0, 0, 0 }
};
static char const * shopt = "d:e:hl:p:NUs";
setlocale(LC_ALL, "");
msglevel = 10; /* Level of verbosity for pmesg */
#ifdef USE_MALLOC0
/* Simulate malloc(0) == NULL behaviour with GNU libc for debugging */
use_malloc0();
#endif
setup_findtfm(argv[0]);
/* Parse options */
while (1) {
int opt;
opt = getopt_long(argc, argv, shopt, lopt, 0);
if (opt == -1) break;
switch (opt) {
long arg;
char * suffix;
case OPT_VERSION:
printf("%s %s\n", PACKAGE, VERSION);
version_findtfm();
exit(EXIT_SUCCESS);
case 'h':
printf("Usage: %s [options] [file]\n",
argv[0] == 0 ? PACKAGE : argv[0]);
puts("");
puts("Options:");
puts(" -d DEBUGLEVEL, --debug=DEBUGLEVEL");
puts(" Set the debug output level. Smaller is less output.");
puts(" -e ENCODING, --output-encoding=ENCODING");
puts(" Set the output encoding.");
puts(" (ENCODING can be a number or name "
"from the table below.)");
puts(" -p PAGESPEC, --first-page=PAGESPEC");
puts(" Do not output pages before page PAGESPEC.");
puts(" PAGESPEC is either count0, =physicalpage or chapter:count0 .");
puts(" -l PAGESPEC, --last-page=PAGESPEC");
puts(" Do not output pages after page PAGESPEC.");
puts(" -N , --list-page-numbers");
puts(" Output physical page count, count0 value and chapter count instead");
puts(" of page contents.");
puts(" -U, --show-unknown-glyphs");
puts(" Show the Unicode number of unknown glyphs instead of `?'.");
puts(" -s, --sequential");
puts(" Do not attempt to reproduce the page layout; output glyphs");
puts(" in the order they appear in the DVI file.");
puts(" -h, --help");
puts(" Show this help page.");
puts(" --version");
puts(" Show version information.");
puts(" --copyright");
puts(" Show copyright information.");
puts("");
puts("The following output encodings are available:");
print_encodings();
puts("");
puts("Please, report bugs to <brill@fs.math.uni-frankfurt.de>");
exit(EXIT_SUCCESS);
case 'e':
arg = strtol(optarg, &suffix, 10);
if (suffix[0] != 0) {
/* not a number */
char * upoptarg;
upoptarg = strupcasedup(optarg);
if(upoptarg == NULL) enomem();
for(arg = 0; arg < OE_TOOBIG; ++arg) {
if(!strcmp(upoptarg, outenc_names[arg])) break;
}
free(upoptarg);
if(arg == OE_TOOBIG) {
panic("Unknown encoding `%s'.\n", optarg);
}
}
else if (arg < 0 || arg >= OE_TOOBIG) {
panic("Encoding must be between %i and %i\n",
0, OE_TOOBIG - 1);
}
outenc_num = arg;
break;
case 'd':
arg = strtol(optarg, &suffix, 10);
if (suffix[0] != 0) {
panic("Debug level must be a number.\n");
}
msglevel = arg;
break;
case 'l':
if(!pageref_parse(&page_last_output, optarg))
panic("Unable to parse last page argument.\n");
break;
case 'p':
if(!pageref_parse(&page_start_output, optarg))
panic("Unable to parse start page argument.\n");
break;
case 'N':
page_list_numbers = 1;
break;
case 'U':
outenc_show_unicode_number = 1;
break;
case 's':
page_sequential = 1;
break;
case OPT_COPYRIGHT:
puts("This is " PACKAGE ".");
puts("");
puts("Copyright 1999-2001 Antti-Juhani Kaijanaho");
puts("Copyright 1999 J.H.M. Dassen (Ray)");
puts("Copyright 2000-2002 Bjoern Brill");
puts("Copyright 1987-1999 Free Software Foundation, Inc.");
copyright_findtfm();
puts("");
puts("This program is free software; you can redistribute it and/or modify");
puts("it under the terms of the GNU General Public License as published by");
puts("the Free Software Foundation; either version 2 of the License, or");
puts("(at your option) any later version.");
puts("");
puts("This program is distributed in the hope that it will be useful,");
puts("but WITHOUT ANY WARRANTY; without even the implied warranty of");
puts("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the");
puts("GNU General Public License for more details.");
puts("");
puts("You should have received a copy of the GNU General Public License");
puts("along with this program; if not, write to the Free Software");
puts("Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.");
exit(EXIT_SUCCESS);
default:
exit(EXIT_FAILURE);
}
}
if ((argc-optind != 0) && (argc-optind != 1)) {
panic("Expecting zero or one arguments; got %i.\n", argc-optind);
}
/* No arguments, or argument `-': read from stdin */
if ((argc-optind == 0) || ((argc-optind == 1) && !strcmp(argv[optind], "-"))) {
dvifile = stdin;
} else {
dvifile = fopen(argv[optind], "rb");
if (!dvifile)
panic("Attempt to open '%s' failed: %s\n", argv[optind],
strerror(errno));
}
glyphops_init();
outenc_init();
/* set up some internal data structures */
process_file(dvifile);
fclose(dvifile);
return 0;
}
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