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/* This file is part of NSsync -*- c -*-
Copyright (C) 2011-2017 Sergey Poznyakoff
NSsync 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, or (at your option)
any later version.
NSsync 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 NSsync. If not, see <http://www.gnu.org/licenses/>. */
#ifdef HAVE_GETOPT_H
# include <getopt.h>
#endif
#include <unistd.h>
static struct grecs_txtacc *pp_cmd_acc;
static char *program_name;
OPTIONS_BEGIN("nssync",
[<Synchronize DLZ database with DNS configuration>],
[<>],
[<gnu>],
[<copyright_year=2011-2017>],
[<copyright_holder=Sergey Poznyakoff>])
OPTION(lint,t,,
[<parse configuration file and exit>])
BEGIN
lint_mode = 1;
END
OPTION(,E,,
[<preprocess config and exit>])
BEGIN
preprocess_only = 1;
END
OPTION(dry-run,n,,
[<do nothing, print almost everything; implies `--debug',
use additional `--debug' options to get even more info>])
BEGIN
debug_level++;
dry_run_mode = 1;
END
OPTION(force,f,,
[<proceed even if slave status has not changed>])
BEGIN
force = 1;
END
OPTION(config-file,c,FILE,
[<use FILE instead of the default configuration>])
BEGIN
config_file = optarg;
END
OPTION(pidfile,p,FILE,
[<write PID to FILE>])
BEGIN
cli_pidfile = optarg;
END
OPTION(cron,,,
[<run as a periodic cron job (default)>])
BEGIN
server_mode = 0;
END
OPTION(server,s,,
[<run as a server>])
BEGIN
server_mode = 1;
END
OPTION(foreground,F,,
[<remain in foreground when in server mode>])
BEGIN
foreground = 1;
END
OPTION(syslog,S,,
[<report errors via syslog>])
BEGIN
syslog_option = 1;
END
GROUP(Preprocessor control)
OPTION(include-directory,I,DIR,
[<add include directory>])
BEGIN
grecs_preproc_add_include_dir(optarg);
END
OPTION(define,D,SYMBOL[=VALUE],
[<define a preprocessor symbol>])
BEGIN
char *p;
if (!pp_cmd_acc)
pp_cmd_acc = grecs_txtacc_create();
grecs_txtacc_grow(pp_cmd_acc, " \"-D", 4);
for (p = optarg; *p; p++) {
if (*p == '\\' || *p == '"')
grecs_txtacc_grow_char(pp_cmd_acc, '\\');
grecs_txtacc_grow_char(pp_cmd_acc, *p);
}
grecs_txtacc_grow_char(pp_cmd_acc, '"');
END
OPTION(preprocessor,,COMMAND,
[<use COMMAND instead of the default preprocessor>])
BEGIN
grecs_preprocessor = optarg;
END
OPTION(no-preprocessor,,,
[<disable preprocessing>])
BEGIN
grecs_preprocessor = NULL;
END
GROUP(Debugging)
OPTION(debug,d,,
[<increase debug level>])
BEGIN
debug_level++;
END
OPTION(debug-parser,x,,
[<debug configuration file parser>])
BEGIN
grecs_gram_trace(1);
END
OPTION(debug-lexer,X,,
[<debug configuration file lexer>])
BEGIN
grecs_lex_trace(1);
END
GROUP([<Additional help>])
OPTION(config-help,,,
[<show configuration file summary>])
BEGIN
config_help();
exit(0);
END
OPTIONS_END
void
parse_options(int argc, char *argv[])
{
program_name = strrchr(argv[0], '/');
if (program_name)
program_name++;
else
program_name = argv[0];
GETOPT(argc, argv,, exit(EX_USAGE))
if (pp_cmd_acc && grecs_preprocessor) {
char *args, *cmd;
grecs_txtacc_grow_char(pp_cmd_acc, 0);
args = grecs_txtacc_finish(pp_cmd_acc, 0);
cmd = grecs_malloc(strlen(grecs_preprocessor) +
strlen(args) + 1);
strcpy(cmd, grecs_preprocessor);
strcat(cmd, args);
grecs_preprocessor = cmd;
}
grecs_txtacc_free(pp_cmd_acc);
syslog_tag = grecs_strdup(program_name);
if (!pidfile) {
size_t sz = 0;
grecs_asprintf(&pidfile, &sz, "%s/%s.pid",
LOCALSTATEDIR, program_name);
}
}
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