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/* wydawca - automatic release submission daemon -*- c -*-
   Copyright (C) 2007, 2009, 2010, 2011, 2012, 2013, 2017, 2019 Sergey
   Poznyakoff

   Wydawca 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.

   Wydawca 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 wydawca. If not, see <http://www.gnu.org/licenses/>. */

static struct grecs_txtacc *pp_cmd_acc;

static struct grecs_list *source_list;
static struct grecs_list *tag_list;

static int
string_cmp (const void *elt1, const void *elt2)
{
	return strcmp ((const char *)elt1, (const char *)elt2);
}

int
selected_spools ()
{
	return (source_list != NULL || tag_list != NULL);
}

int
enabled_spool_p (const struct spool *spool)
{
	if (source_list || tag_list)
		return (source_list &&
			grecs_list_locate (source_list, spool->source_dir)) ||
			(tag_list && grecs_list_locate (tag_list, spool->tag));
	return 1;
}

OPTIONS_BEGIN("wydawca",
              [<wydawca synchronizes files from a set of upload directories with the corresponding distribution sites>],
	      [<UID [UID...]>],
	      [<gnu>],
              [<copyright_year=2007-2019>],
              [<copyright_holder=Sergey Poznyakoff>])

GROUP(Selecting program mode)

OPTION(lint,t,,
       [<parse configuration file and exit>])
BEGIN
	lint_mode = 1;
	wy_log_to_stderr = 1;
END

OPTION(,E,,
       [<preprocess config and exit>])
BEGIN
	preprocess_only = 1;
END

OPTION(dry-run,n,,
       [<do nothing, print almost everything; implies `--debug --stderr',
         use additional `--debug' options to get even more info>])
BEGIN
	wy_log_to_stderr = 1;
        wy_debug_level++;
	wy_dry_run = 1;
END

OPTION(cron,,,
       [<force cron mode>])
BEGIN
	cron_option = 1;
	wy_log_to_stderr = 0;
END

OPTION(force,,,
       [<force start up even if the pid file already exists>])
BEGIN
	force_startup = 1;
END	

OPTION(foreground,,,
       [<foreground mode>])
BEGIN
	foreground_option = 1;
END

OPTION(single-process,,,
       [<single process mode>])
BEGIN
	single_process_option = 1;
END	

OPTION(config-file,c,FILE,
       [<use FILE instead of the default configuration>])
BEGIN
	conffile = optarg;
END

OPTION(spool,S,TAG,
       [<process only spool with the given tag (may be used multiple times)>])
BEGIN
	if (!tag_list) {
		tag_list = grecs_list_create();
		tag_list->cmp = string_cmp;
	}
        grecs_list_append(tag_list, optarg);
END

OPTION(source,s,SOURCE-DIR,
       [<process only spool with the given source (may be used multiple times)>])
BEGIN
	if (!source_list) {
		source_list = grecs_list_create();
		source_list->cmp = string_cmp;
	}
        grecs_list_append(source_list, optarg);   
END       

GROUP(Logging)

OPTION(syslog,,,
       [<log to syslog>])       
BEGIN
	wy_log_to_stderr = 0;
END

OPTION(stderr,e,,
       [<log to stderr>])
BEGIN
        wy_log_to_stderr = 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 debugging level>])
BEGIN
        wy_debug_level++;
END

OPTION(dump-grammar-trace,,,
       [<dump configuration grammar traces>])
BEGIN
	grecs_gram_trace(1);
END

OPTION(dump-lex-trace,,,
       [<dump lexical analyzer traces>])
BEGIN
	grecs_lex_trace(1);
END

GROUP([<Additional help>])
OPTION(config-help,,,
       [<show configuration file summary>])
BEGIN
	config_help();
	exit(0);
END

OPTION(module-help,,MODULE,
       [<show help for MODULE>])
BEGIN
	module_help(optarg);
        exit(0);
END

OPTIONS_END

void
parse_options(int argc, char *argv[])
{
	GETOPT(argc, argv);
	if (pp_cmd_acc && grecs_preprocessor) {
		char *cmd;
		size_t len = strlen(grecs_preprocessor);
		grecs_txtacc_grow_char(pp_cmd_acc, 0);
		grecs_txtacc_grow(pp_cmd_acc, grecs_preprocessor, len + 1);
		cmd = grecs_txtacc_finish(pp_cmd_acc, 1);
		grecs_txtacc_free(pp_cmd_acc);
		memmove(cmd + len + 1, cmd, strlen(cmd) + 1);
		memcpy(cmd, grecs_preprocessor, len);
		cmd[len] = ' ';
		grecs_preprocessor = cmd;
	}
}

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