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/*
* unget.cc: Part of GNU CSSC.
*
*
* Copyright (C) 1997,1998,1999,2001 Free Software Foundation, Inc.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*
* CSSC was originally Based on MySC, by Ross Ridge, which was
* placed in the Public Domain.
*
*
* Removes edit locks from SCCS files.
*
*/
#include "cssc.h"
#include "fileiter.h"
#include "pfile.h"
#include "my-getopt.h"
#include "version.h"
#include "except.h"
const char main_rcs_id[] = "CSSC $Id: unget.cc,v 1.23 2001/09/29 19:39:41 james_youngman Exp $";
void
usage() {
fprintf(stderr,
"usage: %s [-nsV] [-r SID] file ...\n",
prg_name);
}
int
main(int argc, char **argv)
{
Cleaner arbitrary_name;
int c;
sid rid = NULL; // (XXX: correct use of NULL?)
int silent = 0;
int keep_gfile = 0;
if (argc > 0)
set_prg_name(argv[0]);
else
set_prg_name("unget");
class CSSC_Options opts(argc, argv, "r!snV");
for (c = opts.next(); c != CSSC_Options::END_OF_ARGUMENTS; c = opts.next())
{
switch (c)
{
default:
errormsg("Unsupported option: '%c'", c);
return 2;
case 'r':
rid = sid(opts.getarg());
if (!rid.valid())
{
errormsg("Invaild SID: '%s'", opts.getarg());
return 2;
}
break;
case 's':
silent = 1;
break;
case 'n':
keep_gfile = 1;
break;
case 'V':
version();
break;
}
}
sccs_file_iterator iter(opts);
if (! iter.using_source())
{
errormsg("No SCCS file specified.");
return 1;
}
if (silent)
{
if (!stdout_to_null())
{
return 1; // fatal error. Process no files.
}
}
int retval = 0;
const char *you = get_user_name();
while (iter.next())
{
#ifdef HAVE_EXCEPTIONS
try
{
#endif
sccs_name &name = iter.get_name();
sccs_pfile pfile(name, sccs_pfile::UPDATE);
switch (pfile.find_sid(rid))
{
// normal case...
case sccs_pfile::FOUND:
if (!iter.unique())
printf("\n%s:\n", name.c_str());
pfile.print_lock_sid(stdout);
fputc('\n', stdout);
pfile.delete_lock();
if (!pfile.update(true))
retval = 1;
if (!keep_gfile)
{
mystring gname = name.gfile();
remove(gname.c_str());
}
break;
// error cases...
case sccs_pfile::NOT_FOUND:
if (!rid.valid())
errormsg("%s: You have no edits outstanding.", name.c_str());
else
errormsg("%s: Specified SID hasn't been locked for"
" editing by you (%s).",
name.c_str(), you);
retval = 1;
break;
case sccs_pfile::AMBIGUOUS:
if (!rid.valid())
errormsg("%s: Specified SID is ambiguous.", name.c_str());
else
errormsg("%s: You must specify a SID on the"
" command line.", name.c_str());
retval = 1;
break;
default:
abort();
}
#ifdef HAVE_EXCEPTIONS
}
catch (CsscExitvalException e)
{
if (e.exitval > retval)
retval = e.exitval;
}
#endif
}
return retval;
}
// Explicit template instantiations.
template class range_list<sid>;
template class mylist<sccs_pfile::edit_lock>;
template class mylist<mystring>;
/* Local variables: */
/* mode: c++ */
/* End: */
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