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/*
* dpkg-split - splitting and joining of multipart *.deb archives
* main.c - main program
*
* Copyright © 1995 Ian Jackson <ian@chiark.greenend.org.uk>
*
* This 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,
* or (at your option) any later version.
*
* This 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 dpkg; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <config.h>
#include <compat.h>
#include <dpkg/i18n.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_LOCALE_H
#include <locale.h>
#endif
#include <dpkg/macros.h>
#include <dpkg/dpkg.h>
#include <dpkg/dpkg-db.h>
#include <dpkg/myopt.h>
#include "dpkg-split.h"
void
printversion(void)
{
printf(_("Debian `%s' package split/join tool; version %s.\n"),
SPLITTER, DPKG_VERSION_ARCH);
printf(_("Copyright (C) 1994-1996 Ian Jackson.\n"));
printf(_(
"This is free software; see the GNU General Public License version 2 or\n"
"later for copying conditions. There is NO warranty.\n"
"See %s --license for copyright and license details.\n"), SPLITTER);
m_output(stdout, _("<standard output>"));
}
void
usage(void)
{
printf(_(
"Usage: %s [<option> ...] <command>\n"
"\n"), SPLITTER);
printf(_(
"Commands:\n"
" -s|--split <file> [<prefix>] Split an archive.\n"
" -j|--join <part> <part> ... Join parts together.\n"
" -I|--info <part> ... Display info about a part.\n"
" -a|--auto -o <complete> <part> Auto-accumulate parts.\n"
" -l|--listq List unmatched pieces.\n"
" -d|--discard [<filename> ...] Discard unmatched pieces.\n"
"\n"));
printf(_(
" -h|--help Show this help message.\n"
" --version Show the version.\n"
" --license|--licence Show the copyright licensing terms.\n"
"\n"));
printf(_(
"Options:\n"
" --depotdir <directory> Use <directory> instead of %s/%s.\n"
" -S|--partsize <size> In KiB, for -s (default is 450).\n"
" -o|--output <file> For -j (default is <package>-<version>.deb).\n"
" -Q|--npquiet Be quiet when -a is not a part.\n"
" --msdos Generate 8.3 filenames.\n"
"\n"
"Exit status: 0 = OK; 1 = -a is not a part; 2 = trouble!\n"),
ADMINDIR, PARTSDIR);
m_output(stdout, _("<standard output>"));
}
const char thisname[]= SPLITTER;
const char printforhelp[]= N_("Type dpkg-split --help for help.");
dofunction *action=NULL;
const struct cmdinfo *cipaction=NULL;
long maxpartsize= SPLITPARTDEFMAX;
const char *depotdir= ADMINDIR "/" PARTSDIR, *outputfile= NULL;
struct partqueue *queue= NULL;
int npquiet= 0, msdos= 0;
void rerr(const char *fn) {
ohshite(_("error reading %.250s"), fn);
}
void rerreof(FILE *f, const char *fn) {
if (ferror(f)) ohshite(_("error reading %.250s"),fn);
ohshit(_("unexpected end of file in %.250s"),fn);
}
static void setaction(const struct cmdinfo *cip, const char *value);
static void setpartsize(const struct cmdinfo *cip, const char *value) {
long newpartsize;
char *endp;
newpartsize= strtol(value,&endp,10);
if (value == endp || *endp)
badusage(_("invalid integer for --%s: `%.250s'"), cip->olong, value);
if (newpartsize <= 0 || newpartsize > (INT_MAX >> 10))
badusage(_("part size is far too large or is not positive"));
maxpartsize= newpartsize << 10;
if (maxpartsize <= HEADERALLOWANCE)
badusage(_("part size must be at least %d KiB (to allow for header)"),
(HEADERALLOWANCE >> 10) + 1);
}
static dofunction *const dofunctions[]= {
do_split,
do_join,
do_info,
do_auto,
do_queue,
do_discard,
};
/* NB: the entries using setaction must appear first and be in the
* same order as dofunctions:
*/
static const struct cmdinfo cmdinfos[]= {
{ "split", 's', 0, NULL, NULL, setaction },
{ "join", 'j', 0, NULL, NULL, setaction },
{ "info", 'I', 0, NULL, NULL, setaction },
{ "auto", 'a', 0, NULL, NULL, setaction },
{ "listq", 'l', 0, NULL, NULL, setaction },
{ "discard", 'd', 0, NULL, NULL, setaction },
{ "help", 'h', 0, NULL, NULL, helponly },
{ "version", 0, 0, NULL, NULL, versiononly },
{ "licence", 0, 0, NULL, NULL, showcopyright }, /* UK spelling */
{ "license", 0, 0, NULL, NULL, showcopyright }, /* US spelling */
{ "depotdir", 0, 1, NULL, &depotdir, NULL },
{ "partsize", 'S', 1, NULL, NULL, setpartsize },
{ "output", 'o', 1, NULL, &outputfile, NULL },
{ "npquiet", 'Q', 0, &npquiet, NULL, NULL, 1 },
{ "msdos", 0, 0, &msdos, NULL, NULL, 1 },
{ NULL, 0 }
};
static void setaction(const struct cmdinfo *cip, const char *value) {
if (cipaction)
badusage(_("conflicting actions -%c (--%s) and -%c (--%s)"),
cip->oshort, cip->olong, cipaction->oshort, cipaction->olong);
cipaction= cip;
assert((int)(cip - cmdinfos) < (int)(sizeof_array(dofunctions)));
action= dofunctions[cip-cmdinfos];
}
int main(int argc, const char *const *argv) {
jmp_buf ejbuf;
int l;
char *p;
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
standard_startup(&ejbuf);
myopt(&argv, cmdinfos);
if (!cipaction) badusage(_("need an action option"));
l= strlen(depotdir);
if (l && depotdir[l-1] != '/') {
p= nfmalloc(l+2);
strcpy(p,depotdir);
strcpy(p+l,"/");
depotdir= p;
}
setvbuf(stdout,NULL,_IONBF,0);
action(argv);
m_output(stderr, _("<standard error>"));
standard_shutdown();
exit(0);
}
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