osmo-ggsn/sgsnemu/cmdline.c

/*
  File autogenerated by gengetopt version 2.17
  generated with the following command:
  gengetopt --conf-parser 

  The developers of gengetopt consider the fixed text that goes in all
  gengetopt output files to be in the public domain:
  we make no copyright claims on it.
*/

/* If we use autoconf.  */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "getopt.h"

#include "cmdline.h"

const char *gengetopt_args_info_purpose = "";

const char *gengetopt_args_info_usage =
    "Usage: " CMDLINE_PARSER_PACKAGE " [OPTIONS]...";

const char *gengetopt_args_info_help[] = {
	"  -h, --help             Print help and exit",
	"  -V, --version          Print version and exit",
	"  -d, --debug            Run in debug mode  (default=off)",
	"  -c, --conf=STRING      Read configuration file",
	"      --pidfile=STRING   Filename of process id file  (default=`./sgsnemu.pid')",
	"      --statedir=STRING  Directory of nonvolatile data  (default=`./')",
	"      --dns=STRING       DNS Server to use",
	"  -l, --listen=STRING    Local interface",
	"  -r, --remote=STRING    Remote host",
	"      --contexts=INT     Number of contexts  (default=`1')",
	"      --timelimit=INT    Exit after timelimit seconds  (default=`0')",
	"      --gtpversion=INT   GTP version to use  (default=`1')",
	"  -a, --apn=STRING       Access point name  (default=`internet')",
	"      --selmode=INT      Selection mode  (default=`0x01')",
	"      --rattype=INT      Radio Access Technology Type (optional-1to5)",
	"      --userloc=STRING   User Location Information (optional-type.MCC.MNC.LAC.CIorSACorRAC)",
	"      --rai=STRING       Routing Area Information (optional-MCC.MNC.LAC.RAC)",
	"      --mstz=STRING      MS Time Zone (optional- sign.NbQuartersOfAnHour.DSTAdjustment)",
	"      --imeisv=STRING    IMEI(SV) International Mobile Equipment Identity (and Software Version) (optional,16 digits)",
	"  -i, --imsi=STRING      IMSI  (default=`240010123456789')",
	"      --nsapi=INT        NSAPI  (default=`0')",
	"  -m, --msisdn=STRING    Mobile Station ISDN number  (default=`46702123456')",
	"  -q, --qos=INT          Requested quality of service  (default=`0x000b921f')",
	"      --qose1=INT        Requested quality of service Extension 1 (example=`0x9396404074f9ffff')",
	"      --qose2=INT        Requested quality of service Extension 2 (example=`0x11')",
	"      --qose3=INT        Requested quality of service Extension 3 (example=`0x0101')",
	"      --qose4=INT        Requested quality of service Extension 4 (example=`0x4040')",
	"      --charging=INT     Charging characteristics  (default=`0x0800')",
	"  -u, --uid=STRING       Login user ID  (default=`mig')",
	"  -p, --pwd=STRING       Login password  (default=`hemmelig')",
	"      --createif         Create local network interface  (default=off)",
	"  -n, --net=STRING       Network address for local interface",
	"      --defaultroute     Create default route  (default=off)",
	"      --ipup=STRING      Script to run after link-up",
	"      --ipdown=STRING    Script to run after link-down",
	"      --pinghost=STRING  Ping remote host",
	"      --pingrate=INT     Number of ping req per second  (default=`1')",
	"      --pingsize=INT     Number of ping data bytes  (default=`56')",
	"      --pingcount=INT    Number of ping req to send  (default=`0')",
	"      --pingquiet        Do not print ping packet info  (default=off)",
	"      --norecovery       Do not send recovery (default=off)",
	0
};

static
void clear_given(struct gengetopt_args_info *args_info);
static
void clear_args(struct gengetopt_args_info *args_info);

static int
cmdline_parser_internal(int argc, char *const *argv,
			struct gengetopt_args_info *args_info, int override,
			int initialize, int check_required,
			const char *additional_error);

struct line_list {
	char *string_arg;
	struct line_list *next;
};

static struct line_list *cmd_line_list = 0;
static struct line_list *cmd_line_list_tmp = 0;

static void free_cmd_list(void)
{
	/* free the list of a previous call */
	if (cmd_line_list) {
		while (cmd_line_list) {
			cmd_line_list_tmp = cmd_line_list;
			cmd_line_list = cmd_line_list->next;
			free(cmd_line_list_tmp->string_arg);
			free(cmd_line_list_tmp);
		}
	}
}

static char *gengetopt_strdup(const char *s);

static
void clear_given(struct gengetopt_args_info *args_info)
{
	args_info->help_given = 0;
	args_info->version_given = 0;
	args_info->debug_given = 0;
	args_info->conf_given = 0;
	args_info->pidfile_given = 0;
	args_info->statedir_given = 0;
	args_info->dns_given = 0;
	args_info->listen_given = 0;
	args_info->remote_given = 0;
	args_info->contexts_given = 0;
	args_info->timelimit_given = 0;
	args_info->gtpversion_given = 0;
	args_info->apn_given = 0;
	args_info->selmode_given = 0;
	args_info->rattype_given = 0;
	args_info->userloc_given = 0;
	args_info->rai_given = 0;
	args_info->mstz_given = 0;
	args_info->imeisv_given = 0;
	args_info->imsi_given = 0;
	args_info->nsapi_given = 0;
	args_info->msisdn_given = 0;
	args_info->qos_given = 0;
	args_info->qose1_given = 0;
	args_info->qose2_given = 0;
	args_info->qose3_given = 0;
	args_info->qose4_given = 0;
	args_info->charging_given = 0;
	args_info->uid_given = 0;
	args_info->pwd_given = 0;
	args_info->createif_given = 0;
	args_info->net_given = 0;
	args_info->defaultroute_given = 0;
	args_info->ipup_given = 0;
	args_info->ipdown_given = 0;
	args_info->pinghost_given = 0;
	args_info->pingrate_given = 0;
	args_info->pingsize_given = 0;
	args_info->pingcount_given = 0;
	args_info->pingquiet_given = 0;
	args_info->norecovery_given = 0;
}

static
void clear_args(struct gengetopt_args_info *args_info)
{
	args_info->debug_flag = 0;
	args_info->conf_arg = NULL;
	args_info->conf_orig = NULL;
	args_info->pidfile_arg = gengetopt_strdup("./sgsnemu.pid");
	args_info->pidfile_orig = NULL;
	args_info->statedir_arg = gengetopt_strdup("./");
	args_info->statedir_orig = NULL;
	args_info->dns_arg = NULL;
	args_info->dns_orig = NULL;
	args_info->listen_arg = NULL;
	args_info->listen_orig = NULL;
	args_info->remote_arg = NULL;
	args_info->remote_orig = NULL;
	args_info->contexts_arg = 1;
	args_info->contexts_orig = NULL;
	args_info->timelimit_arg = 0;
	args_info->timelimit_orig = NULL;
	args_info->gtpversion_arg = 1;
	args_info->gtpversion_orig = NULL;
	args_info->apn_arg = gengetopt_strdup("internet");
	args_info->apn_orig = NULL;
	args_info->selmode_arg = 0x01;
	args_info->selmode_orig = NULL;
	args_info->rattype_arg = "1";
	args_info->rattype_orig = NULL;
	args_info->userloc_arg = strdup("02509946241207");
	args_info->userloc_orig = NULL;
	args_info->rai_arg = strdup("02509946241207");
	args_info->rai_orig = NULL;
	args_info->mstz_arg = strdup("0");
	args_info->mstz_orig = NULL;
	args_info->imeisv_arg = strdup("2143658709214365");
	args_info->imeisv_orig = NULL;
	args_info->imsi_arg = gengetopt_strdup("240010123456789");
	args_info->imsi_orig = NULL;
	args_info->nsapi_arg = 0;
	args_info->nsapi_orig = NULL;
	args_info->msisdn_arg = gengetopt_strdup("46702123456");
	args_info->msisdn_orig = NULL;
	args_info->qos_arg = 0x000b921f;
	args_info->qos_orig = NULL;
	args_info->qose1_arg = 0x9396404074f9ffff;
	args_info->qose1_orig = NULL;
	args_info->qose2_arg = 0x11;
	args_info->qose2_orig = NULL;
	args_info->qose3_arg = 0x0101;
	args_info->qose3_orig = NULL;
	args_info->qose4_arg = 0x4040;
	args_info->qose4_orig = NULL;
	args_info->charging_arg = 0x0800;
	args_info->charging_orig = NULL;
	args_info->uid_arg = gengetopt_strdup("mig");
	args_info->uid_orig = NULL;
	args_info->pwd_arg = gengetopt_strdup("hemmelig");
	args_info->pwd_orig = NULL;
	args_info->createif_flag = 0;
	args_info->net_arg = NULL;
	args_info->net_orig = NULL;
	args_info->defaultroute_flag = 0;
	args_info->ipup_arg = NULL;
	args_info->ipup_orig = NULL;
	args_info->ipdown_arg = NULL;
	args_info->ipdown_orig = NULL;
	args_info->pinghost_arg = NULL;
	args_info->pinghost_orig = NULL;
	args_info->pingrate_arg = 1;
	args_info->pingrate_orig = NULL;
	args_info->pingsize_arg = 56;
	args_info->pingsize_orig = NULL;
	args_info->pingcount_arg = 0;
	args_info->pingcount_orig = NULL;
	args_info->pingquiet_flag = 0;
	args_info->norecovery_flag = 0;

}

static
void init_args_info(struct gengetopt_args_info *args_info)
{
	args_info->help_help = gengetopt_args_info_help[0];
	args_info->version_help = gengetopt_args_info_help[1];
	args_info->debug_help = gengetopt_args_info_help[2];
	args_info->conf_help = gengetopt_args_info_help[3];
	args_info->pidfile_help = gengetopt_args_info_help[4];
	args_info->statedir_help = gengetopt_args_info_help[5];
	args_info->dns_help = gengetopt_args_info_help[6];
	args_info->listen_help = gengetopt_args_info_help[7];
	args_info->remote_help = gengetopt_args_info_help[8];
	args_info->contexts_help = gengetopt_args_info_help[9];
	args_info->timelimit_help = gengetopt_args_info_help[10];
	args_info->gtpversion_help = gengetopt_args_info_help[11];
	args_info->apn_help = gengetopt_args_info_help[12];
	args_info->selmode_help = gengetopt_args_info_help[13];
	args_info->imsi_help = gengetopt_args_info_help[14];
	args_info->nsapi_help = gengetopt_args_info_help[15];
	args_info->msisdn_help = gengetopt_args_info_help[16];
	args_info->qos_help = gengetopt_args_info_help[17];
	args_info->charging_help = gengetopt_args_info_help[18];
	args_info->uid_help = gengetopt_args_info_help[19];
	args_info->pwd_help = gengetopt_args_info_help[20];
	args_info->createif_help = gengetopt_args_info_help[21];
	args_info->net_help = gengetopt_args_info_help[22];
	args_info->defaultroute_help = gengetopt_args_info_help[23];
	args_info->ipup_help = gengetopt_args_info_help[24];
	args_info->ipdown_help = gengetopt_args_info_help[25];
	args_info->pinghost_help = gengetopt_args_info_help[26];
	args_info->pingrate_help = gengetopt_args_info_help[27];
	args_info->pingsize_help = gengetopt_args_info_help[28];
	args_info->pingcount_help = gengetopt_args_info_help[29];
	args_info->pingquiet_help = gengetopt_args_info_help[30];
	args_info->norecovery_help = gengetopt_args_info_help[31];

}

void cmdline_parser_print_version(void)
{
	printf("%s %s\n", CMDLINE_PARSER_PACKAGE, CMDLINE_PARSER_VERSION);
}

void cmdline_parser_print_help(void)
{
	int i = 0;
	cmdline_parser_print_version();

	if (strlen(gengetopt_args_info_purpose) > 0)
		printf("\n%s\n", gengetopt_args_info_purpose);

	printf("\n%s\n\n", gengetopt_args_info_usage);
	while (gengetopt_args_info_help[i])
		printf("%s\n", gengetopt_args_info_help[i++]);
}

void cmdline_parser_init(struct gengetopt_args_info *args_info)
{
	clear_given(args_info);
	clear_args(args_info);
	init_args_info(args_info);
}

static void cmdline_parser_release(struct gengetopt_args_info *args_info)
{

	if (args_info->conf_arg) {
		free(args_info->conf_arg);	/* free previous argument */
		args_info->conf_arg = 0;
	}
	if (args_info->conf_orig) {
		free(args_info->conf_orig);	/* free previous argument */
		args_info->conf_orig = 0;
	}
	if (args_info->pidfile_arg) {
		free(args_info->pidfile_arg);	/* free previous argument */
		args_info->pidfile_arg = 0;
	}
	if (args_info->pidfile_orig) {
		free(args_info->pidfile_orig);	/* free previous argument */
		args_info->pidfile_orig = 0;
	}
	if (args_info->statedir_arg) {
		free(args_info->statedir_arg);	/* free previous argument */
		args_info->statedir_arg = 0;
	}
	if (args_info->statedir_orig) {
		free(args_info->statedir_orig);	/* free previous argument */
		args_info->statedir_orig = 0;
	}
	if (args_info->dns_arg) {
		free(args_info->dns_arg);	/* free previous argument */
		args_info->dns_arg = 0;
	}
	if (args_info->dns_orig) {
		free(args_info->dns_orig);	/* free previous argument */
		args_info->dns_orig = 0;
	}
	if (args_info->listen_arg) {
		free(args_info->listen_arg);	/* free previous argument */
		args_info->listen_arg = 0;
	}
	if (args_info->listen_orig) {
		free(args_info->listen_orig);	/* free previous argument */
		args_info->listen_orig = 0;
	}
	if (args_info->remote_arg) {
		free(args_info->remote_arg);	/* free previous argument */
		args_info->remote_arg = 0;
	}
	if (args_info->remote_orig) {
		free(args_info->remote_orig);	/* free previous argument */
		args_info->remote_orig = 0;
	}
	if (args_info->contexts_orig) {
		free(args_info->contexts_orig);	/* free previous argument */
		args_info->contexts_orig = 0;
	}
	if (args_info->timelimit_orig) {
		free(args_info->timelimit_orig);	/* free previous argument */
		args_info->timelimit_orig = 0;
	}
	if (args_info->gtpversion_orig) {
		free(args_info->gtpversion_orig);	/* free previous argument */
		args_info->gtpversion_orig = 0;
	}
	if (args_info->apn_arg) {
		free(args_info->apn_arg);	/* free previous argument */
		args_info->apn_arg = 0;
	}
	if (args_info->apn_orig) {
		free(args_info->apn_orig);	/* free previous argument */
		args_info->apn_orig = 0;
	}
	if (args_info->selmode_orig) {
		free(args_info->selmode_orig);	/* free previous argument */
		args_info->selmode_orig = 0;
	}
	if (args_info->imsi_arg) {
		free(args_info->imsi_arg);	/* free previous argument */
		args_info->imsi_arg = 0;
	}
	if (args_info->imsi_orig) {
		free(args_info->imsi_orig);	/* free previous argument */
		args_info->imsi_orig = 0;
	}
	if (args_info->nsapi_orig) {
		free(args_info->nsapi_orig);	/* free previous argument */
		args_info->nsapi_orig = 0;
	}
	if (args_info->msisdn_arg) {
		free(args_info->msisdn_arg);	/* free previous argument */
		args_info->msisdn_arg = 0;
	}
	if (args_info->msisdn_orig) {
		free(args_info->msisdn_orig);	/* free previous argument */
		args_info->msisdn_orig = 0;
	}
	if (args_info->qos_orig) {
		free(args_info->qos_orig);	/* free previous argument */
		args_info->qos_orig = 0;
	}
	if (args_info->charging_orig) {
		free(args_info->charging_orig);	/* free previous argument */
		args_info->charging_orig = 0;
	}
	if (args_info->uid_arg) {
		free(args_info->uid_arg);	/* free previous argument */
		args_info->uid_arg = 0;
	}
	if (args_info->uid_orig) {
		free(args_info->uid_orig);	/* free previous argument */
		args_info->uid_orig = 0;
	}
	if (args_info->pwd_arg) {
		free(args_info->pwd_arg);	/* free previous argument */
		args_info->pwd_arg = 0;
	}
	if (args_info->pwd_orig) {
		free(args_info->pwd_orig);	/* free previous argument */
		args_info->pwd_orig = 0;
	}
	if (args_info->net_arg) {
		free(args_info->net_arg);	/* free previous argument */
		args_info->net_arg = 0;
	}
	if (args_info->net_orig) {
		free(args_info->net_orig);	/* free previous argument */
		args_info->net_orig = 0;
	}
	if (args_info->ipup_arg) {
		free(args_info->ipup_arg);	/* free previous argument */
		args_info->ipup_arg = 0;
	}
	if (args_info->ipup_orig) {
		free(args_info->ipup_orig);	/* free previous argument */
		args_info->ipup_orig = 0;
	}
	if (args_info->ipdown_arg) {
		free(args_info->ipdown_arg);	/* free previous argument */
		args_info->ipdown_arg = 0;
	}
	if (args_info->ipdown_orig) {
		free(args_info->ipdown_orig);	/* free previous argument */
		args_info->ipdown_orig = 0;
	}
	if (args_info->pinghost_arg) {
		free(args_info->pinghost_arg);	/* free previous argument */
		args_info->pinghost_arg = 0;
	}
	if (args_info->pinghost_orig) {
		free(args_info->pinghost_orig);	/* free previous argument */
		args_info->pinghost_orig = 0;
	}
	if (args_info->pingrate_orig) {
		free(args_info->pingrate_orig);	/* free previous argument */
		args_info->pingrate_orig = 0;
	}
	if (args_info->pingsize_orig) {
		free(args_info->pingsize_orig);	/* free previous argument */
		args_info->pingsize_orig = 0;
	}
	if (args_info->pingcount_orig) {
		free(args_info->pingcount_orig);	/* free previous argument */
		args_info->pingcount_orig = 0;
	}

	clear_given(args_info);
}

int
cmdline_parser_file_save(const char *filename,
			 struct gengetopt_args_info *args_info)
{
	FILE *outfile;
	int i = 0;

	outfile = fopen(filename, "w");

	if (!outfile) {
		fprintf(stderr, "%s: cannot open file for writing: %s\n",
			CMDLINE_PARSER_PACKAGE, filename);
		return EXIT_FAILURE;
	}

	if (args_info->help_given) {
		fprintf(outfile, "%s\n", "help");
	}
	if (args_info->version_given) {
		fprintf(outfile, "%s\n", "version");
	}
	if (args_info->debug_given) {
		fprintf(outfile, "%s\n", "debug");
	}
	if (args_info->conf_given) {
		if (args_info->conf_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "conf",
				args_info->conf_orig);
		} else {
			fprintf(outfile, "%s\n", "conf");
		}
	}
	if (args_info->pidfile_given) {
		if (args_info->pidfile_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pidfile",
				args_info->pidfile_orig);
		} else {
			fprintf(outfile, "%s\n", "pidfile");
		}
	}
	if (args_info->statedir_given) {
		if (args_info->statedir_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "statedir",
				args_info->statedir_orig);
		} else {
			fprintf(outfile, "%s\n", "statedir");
		}
	}
	if (args_info->dns_given) {
		if (args_info->dns_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "dns",
				args_info->dns_orig);
		} else {
			fprintf(outfile, "%s\n", "dns");
		}
	}
	if (args_info->listen_given) {
		if (args_info->listen_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "listen",
				args_info->listen_orig);
		} else {
			fprintf(outfile, "%s\n", "listen");
		}
	}
	if (args_info->remote_given) {
		if (args_info->remote_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "remote",
				args_info->remote_orig);
		} else {
			fprintf(outfile, "%s\n", "remote");
		}
	}
	if (args_info->contexts_given) {
		if (args_info->contexts_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "contexts",
				args_info->contexts_orig);
		} else {
			fprintf(outfile, "%s\n", "contexts");
		}
	}
	if (args_info->timelimit_given) {
		if (args_info->timelimit_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "timelimit",
				args_info->timelimit_orig);
		} else {
			fprintf(outfile, "%s\n", "timelimit");
		}
	}
	if (args_info->gtpversion_given) {
		if (args_info->gtpversion_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "gtpversion",
				args_info->gtpversion_orig);
		} else {
			fprintf(outfile, "%s\n", "gtpversion");
		}
	}
	if (args_info->apn_given) {
		if (args_info->apn_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "apn",
				args_info->apn_orig);
		} else {
			fprintf(outfile, "%s\n", "apn");
		}
	}
	if (args_info->selmode_given) {
		if (args_info->selmode_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "selmode",
				args_info->selmode_orig);
		} else {
			fprintf(outfile, "%s\n", "selmode");
		}
	}
	if (args_info->imsi_given) {
		if (args_info->imsi_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "imsi",
				args_info->imsi_orig);
		} else {
			fprintf(outfile, "%s\n", "imsi");
		}
	}
	if (args_info->nsapi_given) {
		if (args_info->nsapi_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "nsapi",
				args_info->nsapi_orig);
		} else {
			fprintf(outfile, "%s\n", "nsapi");
		}
	}
	if (args_info->msisdn_given) {
		if (args_info->msisdn_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "msisdn",
				args_info->msisdn_orig);
		} else {
			fprintf(outfile, "%s\n", "msisdn");
		}
	}
	if (args_info->qos_given) {
		if (args_info->qos_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "qos",
				args_info->qos_orig);
		} else {
			fprintf(outfile, "%s\n", "qos");
		}
	}
	if (args_info->charging_given) {
		if (args_info->charging_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "charging",
				args_info->charging_orig);
		} else {
			fprintf(outfile, "%s\n", "charging");
		}
	}
	if (args_info->uid_given) {
		if (args_info->uid_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "uid",
				args_info->uid_orig);
		} else {
			fprintf(outfile, "%s\n", "uid");
		}
	}
	if (args_info->pwd_given) {
		if (args_info->pwd_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pwd",
				args_info->pwd_orig);
		} else {
			fprintf(outfile, "%s\n", "pwd");
		}
	}
	if (args_info->createif_given) {
		fprintf(outfile, "%s\n", "createif");
	}
	if (args_info->net_given) {
		if (args_info->net_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "net",
				args_info->net_orig);
		} else {
			fprintf(outfile, "%s\n", "net");
		}
	}
	if (args_info->defaultroute_given) {
		fprintf(outfile, "%s\n", "defaultroute");
	}
	if (args_info->ipup_given) {
		if (args_info->ipup_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "ipup",
				args_info->ipup_orig);
		} else {
			fprintf(outfile, "%s\n", "ipup");
		}
	}
	if (args_info->ipdown_given) {
		if (args_info->ipdown_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "ipdown",
				args_info->ipdown_orig);
		} else {
			fprintf(outfile, "%s\n", "ipdown");
		}
	}
	if (args_info->pinghost_given) {
		if (args_info->pinghost_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pinghost",
				args_info->pinghost_orig);
		} else {
			fprintf(outfile, "%s\n", "pinghost");
		}
	}
	if (args_info->pingrate_given) {
		if (args_info->pingrate_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pingrate",
				args_info->pingrate_orig);
		} else {
			fprintf(outfile, "%s\n", "pingrate");
		}
	}
	if (args_info->pingsize_given) {
		if (args_info->pingsize_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pingsize",
				args_info->pingsize_orig);
		} else {
			fprintf(outfile, "%s\n", "pingsize");
		}
	}
	if (args_info->pingcount_given) {
		if (args_info->pingcount_orig) {
			fprintf(outfile, "%s=\"%s\"\n", "pingcount",
				args_info->pingcount_orig);
		} else {
			fprintf(outfile, "%s\n", "pingcount");
		}
	}
	if (args_info->pingquiet_given) {
		fprintf(outfile, "%s\n", "pingquiet");
	}
	if (args_info->norecovery_given) {
		fprintf(outfile, "%s\n", "norecovery");
	}

	fclose(outfile);

	i = EXIT_SUCCESS;
	return i;
}

void cmdline_parser_free(struct gengetopt_args_info *args_info)
{
	cmdline_parser_release(args_info);
}

/* gengetopt_strdup() */
/* strdup.c replacement of strdup, which is not standard */
char *gengetopt_strdup(const char *s)
{
	char *result = NULL;
	if (!s)
		return result;

	result = (char *)malloc(strlen(s) + 1);
	if (result == (char *)0)
		return (char *)0;
	strcpy(result, s);
	return result;
}

int
cmdline_parser(int argc, char *const *argv,
	       struct gengetopt_args_info *args_info)
{
	return cmdline_parser2(argc, argv, args_info, 0, 1, 1);
}

int
cmdline_parser2(int argc, char *const *argv,
		struct gengetopt_args_info *args_info, int override,
		int initialize, int check_required)
{
	int result;

	result =
	    cmdline_parser_internal(argc, argv, args_info, override, initialize,
				    check_required, NULL);

	if (result == EXIT_FAILURE) {
		cmdline_parser_free(args_info);
		exit(EXIT_FAILURE);
	}

	return result;
}

int
cmdline_parser_required(struct gengetopt_args_info *args_info,
			const char *prog_name)
{
	return EXIT_SUCCESS;
}

int
cmdline_parser_internal(int argc, char *const *argv,
			struct gengetopt_args_info *args_info, int override,
			int initialize, int check_required,
			const char *additional_error)
{
	int c;			/* Character of the parsed option.  */

	int error = 0;
	struct gengetopt_args_info local_args_info;

	if (initialize)
		cmdline_parser_init(args_info);

	cmdline_parser_init(&local_args_info);

	optarg = 0;
	optind = 0;
	opterr = 1;
	optopt = '?';

	while (1) {
		int option_index = 0;
		char *stop_char;

		static struct option long_options[] = {
			{"help", 0, NULL, 'h'},
			{"version", 0, NULL, 'V'},
			{"debug", 0, NULL, 'd'},
			{"conf", 1, NULL, 'c'},
			{"pidfile", 1, NULL, 0},
			{"statedir", 1, NULL, 0},
			{"dns", 1, NULL, 0},
			{"listen", 1, NULL, 'l'},
			{"remote", 1, NULL, 'r'},
			{"contexts", 1, NULL, 0},
			{"timelimit", 1, NULL, 0},
			{"gtpversion", 1, NULL, 0},
			{"apn", 1, NULL, 'a'},
			{"selmode", 1, NULL, 0},
			{"rattype", 1, NULL, 0},
			{"userloc", 1, NULL, 0},
			{"rai", 1, NULL, 0},
			{"mstz", 1, NULL, 0},
			{"imeisv", 1, NULL, 0},
			{"imsi", 1, NULL, 'i'},
			{"nsapi", 1, NULL, 0},
			{"msisdn", 1, NULL, 'm'},
			{"qos", 1, NULL, 'q'},
			{"qose1", 1, NULL, 0},
			{"qose2", 1, NULL, 0},
			{"qose3", 1, NULL, 0},
			{"qose4", 1, NULL, 0},
			{"charging", 1, NULL, 0},
			{"uid", 1, NULL, 'u'},
			{"pwd", 1, NULL, 'p'},
			{"createif", 0, NULL, 0},
			{"net", 1, NULL, 'n'},
			{"defaultroute", 0, NULL, 0},
			{"ipup", 1, NULL, 0},
			{"ipdown", 1, NULL, 0},
			{"pinghost", 1, NULL, 0},
			{"pingrate", 1, NULL, 0},
			{"pingsize", 1, NULL, 0},
			{"pingcount", 1, NULL, 0},
			{"pingquiet", 0, NULL, 0},
			{"norecovery", 0, NULL, 0},
			{NULL, 0, NULL, 0}
		};

		stop_char = 0;
		c = getopt_long(argc, argv, "hVdc:l:r:a:i:m:q:u:p:n:",
				long_options, &option_index);

		if (c == -1)
			break;	/* Exit from `while (1)' loop.  */

		switch (c) {
		case 'h':	/* Print help and exit.  */
			cmdline_parser_print_help();
			cmdline_parser_free(&local_args_info);
			exit(EXIT_SUCCESS);

		case 'V':	/* Print version and exit.  */
			cmdline_parser_print_version();
			cmdline_parser_free(&local_args_info);
			exit(EXIT_SUCCESS);

		case 'd':	/* Run in debug mode.  */
			if (local_args_info.debug_given) {
				fprintf(stderr,
					"%s: `--debug' (`-d') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->debug_given && !override)
				continue;
			local_args_info.debug_given = 1;
			args_info->debug_given = 1;
			args_info->debug_flag = !(args_info->debug_flag);
			break;

		case 'c':	/* Read configuration file.  */
			if (local_args_info.conf_given) {
				fprintf(stderr,
					"%s: `--conf' (`-c') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->conf_given && !override)
				continue;
			local_args_info.conf_given = 1;
			args_info->conf_given = 1;
			if (args_info->conf_arg)
				free(args_info->conf_arg);	/* free previous string */
			args_info->conf_arg = gengetopt_strdup(optarg);
			if (args_info->conf_orig)
				free(args_info->conf_orig);	/* free previous string */
			args_info->conf_orig = gengetopt_strdup(optarg);
			break;

		case 'l':	/* Local interface.  */
			if (local_args_info.listen_given) {
				fprintf(stderr,
					"%s: `--listen' (`-l') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->listen_given && !override)
				continue;
			local_args_info.listen_given = 1;
			args_info->listen_given = 1;
			if (args_info->listen_arg)
				free(args_info->listen_arg);	/* free previous string */
			args_info->listen_arg = gengetopt_strdup(optarg);
			if (args_info->listen_orig)
				free(args_info->listen_orig);	/* free previous string */
			args_info->listen_orig = gengetopt_strdup(optarg);
			break;

		case 'r':	/* Remote host.  */
			if (local_args_info.remote_given) {
				fprintf(stderr,
					"%s: `--remote' (`-r') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->remote_given && !override)
				continue;
			local_args_info.remote_given = 1;
			args_info->remote_given = 1;
			if (args_info->remote_arg)
				free(args_info->remote_arg);	/* free previous string */
			args_info->remote_arg = gengetopt_strdup(optarg);
			if (args_info->remote_orig)
				free(args_info->remote_orig);	/* free previous string */
			args_info->remote_orig = gengetopt_strdup(optarg);
			break;

		case 'a':	/* Access point name.  */
			if (local_args_info.apn_given) {
				fprintf(stderr,
					"%s: `--apn' (`-a') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->apn_given && !override)
				continue;
			local_args_info.apn_given = 1;
			args_info->apn_given = 1;
			if (args_info->apn_arg)
				free(args_info->apn_arg);	/* free previous string */
			args_info->apn_arg = gengetopt_strdup(optarg);
			if (args_info->apn_orig)
				free(args_info->apn_orig);	/* free previous string */
			args_info->apn_orig = gengetopt_strdup(optarg);
			break;

		case 'i':	/* IMSI.  */
			if (local_args_info.imsi_given) {
				fprintf(stderr,
					"%s: `--imsi' (`-i') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->imsi_given && !override)
				continue;
			local_args_info.imsi_given = 1;
			args_info->imsi_given = 1;
			if (args_info->imsi_arg)
				free(args_info->imsi_arg);	/* free previous string */
			args_info->imsi_arg = gengetopt_strdup(optarg);
			if (args_info->imsi_orig)
				free(args_info->imsi_orig);	/* free previous string */
			args_info->imsi_orig = gengetopt_strdup(optarg);
			break;

		case 'm':	/* Mobile Station ISDN number.  */
			if (local_args_info.msisdn_given) {
				fprintf(stderr,
					"%s: `--msisdn' (`-m') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->msisdn_given && !override)
				continue;
			local_args_info.msisdn_given = 1;
			args_info->msisdn_given = 1;
			if (args_info->msisdn_arg)
				free(args_info->msisdn_arg);	/* free previous string */
			args_info->msisdn_arg = gengetopt_strdup(optarg);
			if (args_info->msisdn_orig)
				free(args_info->msisdn_orig);	/* free previous string */
			args_info->msisdn_orig = gengetopt_strdup(optarg);
			break;

		case 'q':	/* Requested quality of service.  */
			if (local_args_info.qos_given) {
				fprintf(stderr,
					"%s: `--qos' (`-q') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->qos_given && !override)
				continue;
			local_args_info.qos_given = 1;
			args_info->qos_given = 1;
			args_info->qos_arg = strtol(optarg, &stop_char, 0);
			if (!(stop_char && *stop_char == '\0')) {
				fprintf(stderr,
					"%s: invalid numeric value: %s\n",
					argv[0], optarg);
				goto failure;
			}
			if (args_info->qos_orig)
				free(args_info->qos_orig);	/* free previous string */
			args_info->qos_orig = gengetopt_strdup(optarg);
			break;

		case 'u':	/* Login user ID.  */
			if (local_args_info.uid_given) {
				fprintf(stderr,
					"%s: `--uid' (`-u') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->uid_given && !override)
				continue;
			local_args_info.uid_given = 1;
			args_info->uid_given = 1;
			if (args_info->uid_arg)
				free(args_info->uid_arg);	/* free previous string */
			args_info->uid_arg = gengetopt_strdup(optarg);
			if (args_info->uid_orig)
				free(args_info->uid_orig);	/* free previous string */
			args_info->uid_orig = gengetopt_strdup(optarg);
			break;

		case 'p':	/* Login password.  */
			if (local_args_info.pwd_given) {
				fprintf(stderr,
					"%s: `--pwd' (`-p') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->pwd_given && !override)
				continue;
			local_args_info.pwd_given = 1;
			args_info->pwd_given = 1;
			if (args_info->pwd_arg)
				free(args_info->pwd_arg);	/* free previous string */
			args_info->pwd_arg = gengetopt_strdup(optarg);
			if (args_info->pwd_orig)
				free(args_info->pwd_orig);	/* free previous string */
			args_info->pwd_orig = gengetopt_strdup(optarg);
			break;

		case 'n':	/* Network address for local interface.  */
			if (local_args_info.net_given) {
				fprintf(stderr,
					"%s: `--net' (`-n') option given more than once%s\n",
					argv[0],
					(additional_error ? additional_error :
					 ""));
				goto failure;
			}
			if (args_info->net_given && !override)
				continue;
			local_args_info.net_given = 1;
			args_info->net_given = 1;
			if (args_info->net_arg)
				free(args_info->net_arg);	/* free previous string */
			args_info->net_arg = gengetopt_strdup(optarg);
			if (args_info->net_orig)
				free(args_info->net_orig);	/* free previous string */
			args_info->net_orig = gengetopt_strdup(optarg);
			break;

		case 0:	/* Long option with no short option */
			/* Filename of process id file.  */
			if (strcmp(long_options[option_index].name, "pidfile")
			    == 0) {
				if (local_args_info.pidfile_given) {
					fprintf(stderr,
						"%s: `--pidfile' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pidfile_given && !override)
					continue;
				local_args_info.pidfile_given = 1;
				args_info->pidfile_given = 1;
				if (args_info->pidfile_arg)
					free(args_info->pidfile_arg);	/* free previous string */
				args_info->pidfile_arg =
				    gengetopt_strdup(optarg);
				if (args_info->pidfile_orig)
					free(args_info->pidfile_orig);	/* free previous string */
				args_info->pidfile_orig =
				    gengetopt_strdup(optarg);
			}
			/* Directory of nonvolatile data.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "statedir") == 0) {
				if (local_args_info.statedir_given) {
					fprintf(stderr,
						"%s: `--statedir' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->statedir_given && !override)
					continue;
				local_args_info.statedir_given = 1;
				args_info->statedir_given = 1;
				if (args_info->statedir_arg)
					free(args_info->statedir_arg);	/* free previous string */
				args_info->statedir_arg =
				    gengetopt_strdup(optarg);
				if (args_info->statedir_orig)
					free(args_info->statedir_orig);	/* free previous string */
				args_info->statedir_orig =
				    gengetopt_strdup(optarg);
			}
			/* DNS Server to use.  */
			else if (strcmp(long_options[option_index].name, "dns")
				 == 0) {
				if (local_args_info.dns_given) {
					fprintf(stderr,
						"%s: `--dns' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->dns_given && !override)
					continue;
				local_args_info.dns_given = 1;
				args_info->dns_given = 1;
				if (args_info->dns_arg)
					free(args_info->dns_arg);	/* free previous string */
				args_info->dns_arg = gengetopt_strdup(optarg);
				if (args_info->dns_orig)
					free(args_info->dns_orig);	/* free previous string */
				args_info->dns_orig = gengetopt_strdup(optarg);
			}
			/* Number of contexts.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "contexts") == 0) {
				if (local_args_info.contexts_given) {
					fprintf(stderr,
						"%s: `--contexts' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->contexts_given && !override)
					continue;
				local_args_info.contexts_given = 1;
				args_info->contexts_given = 1;
				args_info->contexts_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->contexts_orig)
					free(args_info->contexts_orig);	/* free previous string */
				args_info->contexts_orig =
				    gengetopt_strdup(optarg);
			}
			/* Exit after timelimit seconds.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "timelimit") == 0) {
				if (local_args_info.timelimit_given) {
					fprintf(stderr,
						"%s: `--timelimit' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->timelimit_given && !override)
					continue;
				local_args_info.timelimit_given = 1;
				args_info->timelimit_given = 1;
				args_info->timelimit_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->timelimit_orig)
					free(args_info->timelimit_orig);	/* free previous string */
				args_info->timelimit_orig =
				    gengetopt_strdup(optarg);
			}
			/* GTP version to use.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "gtpversion") == 0) {
				if (local_args_info.gtpversion_given) {
					fprintf(stderr,
						"%s: `--gtpversion' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->gtpversion_given && !override)
					continue;
				local_args_info.gtpversion_given = 1;
				args_info->gtpversion_given = 1;
				args_info->gtpversion_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->gtpversion_orig)
					free(args_info->gtpversion_orig);	/* free previous string */
				args_info->gtpversion_orig =
				    gengetopt_strdup(optarg);
			}
			/* Selection mode.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "selmode") == 0) {
				if (local_args_info.selmode_given) {
					fprintf(stderr,
						"%s: `--selmode' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->selmode_given && !override)
					continue;
				local_args_info.selmode_given = 1;
				args_info->selmode_given = 1;
				args_info->selmode_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->selmode_orig)
					free(args_info->selmode_orig);	/* free previous string */
				args_info->selmode_orig =
				    gengetopt_strdup(optarg);
			}
			/* QoS Extension 1.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "qose1") == 0) {
				if (args_info->qose1_given) {
					fprintf(stderr,
						"%s: `--qose1' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->qose1_given = 1;
				args_info->qose1_arg =
				    strtoull(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->qose1_orig)
					free(args_info->qose1_orig);	/* free previous string */
				args_info->qose1_orig =
				    gengetopt_strdup(optarg);
				break;
			}
			/* QoS Extension 2.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "qose2") == 0) {
				if (args_info->qose2_given) {
					fprintf(stderr,
						"%s: `--qose2' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->qose2_given = 1;
				args_info->qose2_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->qose2_orig)
					free(args_info->qose2_orig);	/* free previous string */
				args_info->qose2_orig =
				    gengetopt_strdup(optarg);
				break;
			}
			/* QoS Extension 3.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "qose3") == 0) {
				if (args_info->qose3_given) {
					fprintf(stderr,
						"%s: `--qose3' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->qose3_given = 1;
				args_info->qose3_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->qose3_orig)
					free(args_info->qose3_orig);	/* free previous string */
				args_info->qose3_orig =
				    gengetopt_strdup(optarg);
				break;
			}
			/* QoS Extension 4.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "qose4") == 0) {
				if (args_info->qose4_given) {
					fprintf(stderr,
						"%s: `--qose4' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->qose4_given = 1;
				args_info->qose4_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->qose4_orig)
					free(args_info->qose4_orig);	/* free previous string */
				args_info->qose4_orig =
				    gengetopt_strdup(optarg);
				break;
			}
			/* Radio Access Technology Type.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "rattype") == 0) {
				if (args_info->rattype_given) {
					fprintf(stderr,
						"%s: `--rattype' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->rattype_given = 1;
				/* args_info->rattype_arg = strtol (optarg,&stop_char,0); */
				args_info->rattype_arg = strdup(optarg);
				break;
			}
			/* User Location Information.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "userloc") == 0) {
				if (args_info->userloc_given) {
					fprintf(stderr,
						"%s: `--userloc' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->userloc_given = 1;
				args_info->userloc_arg = strdup(optarg);
				break;
			}
			/* Routing Area Information.  */
			else if (strcmp(long_options[option_index].name, "rai")
				 == 0) {
				if (args_info->rai_given) {
					fprintf(stderr,
						"%s: `--rai' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->rai_given = 1;
				args_info->rai_arg = strdup(optarg);
				break;
			}
			/* MS Time Zone  */
			else if (strcmp(long_options[option_index].name, "mstz")
				 == 0) {
				if (args_info->mstz_given) {
					fprintf(stderr,
						"%s: `--mstz' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->mstz_given = 1;
				args_info->mstz_arg = strdup(optarg);
				break;
			}
			/* IMEI(SV)  */
			else if (strcmp
				 (long_options[option_index].name,
				  "imeisv") == 0) {
				if (args_info->imeisv_given) {
					fprintf(stderr,
						"%s: `--imeisv' option given more than once\n",
						PACKAGE);
					exit(EXIT_FAILURE);
				}
				args_info->imeisv_given = 1;
				args_info->imeisv_arg = strdup(optarg);
				break;
			}
			/* NSAPI.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "nsapi") == 0) {
				if (local_args_info.nsapi_given) {
					fprintf(stderr,
						"%s: `--nsapi' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->nsapi_given && !override)
					continue;
				local_args_info.nsapi_given = 1;
				args_info->nsapi_given = 1;
				args_info->nsapi_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->nsapi_orig)
					free(args_info->nsapi_orig);	/* free previous string */
				args_info->nsapi_orig =
				    gengetopt_strdup(optarg);
			}
			/* Charging characteristics.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "charging") == 0) {
				if (local_args_info.charging_given) {
					fprintf(stderr,
						"%s: `--charging' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->charging_given && !override)
					continue;
				local_args_info.charging_given = 1;
				args_info->charging_given = 1;
				args_info->charging_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->charging_orig)
					free(args_info->charging_orig);	/* free previous string */
				args_info->charging_orig =
				    gengetopt_strdup(optarg);
			}
			/* Create local network interface.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "createif") == 0) {
				if (local_args_info.createif_given) {
					fprintf(stderr,
						"%s: `--createif' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->createif_given && !override)
					continue;
				local_args_info.createif_given = 1;
				args_info->createif_given = 1;
				args_info->createif_flag =
				    !(args_info->createif_flag);
			}
			/* Create default route.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "defaultroute") == 0) {
				if (local_args_info.defaultroute_given) {
					fprintf(stderr,
						"%s: `--defaultroute' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->defaultroute_given && !override)
					continue;
				local_args_info.defaultroute_given = 1;
				args_info->defaultroute_given = 1;
				args_info->defaultroute_flag =
				    !(args_info->defaultroute_flag);
			}
			/* Script to run after link-up.  */
			else if (strcmp(long_options[option_index].name, "ipup")
				 == 0) {
				if (local_args_info.ipup_given) {
					fprintf(stderr,
						"%s: `--ipup' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->ipup_given && !override)
					continue;
				local_args_info.ipup_given = 1;
				args_info->ipup_given = 1;
				if (args_info->ipup_arg)
					free(args_info->ipup_arg);	/* free previous string */
				args_info->ipup_arg = gengetopt_strdup(optarg);
				if (args_info->ipup_orig)
					free(args_info->ipup_orig);	/* free previous string */
				args_info->ipup_orig = gengetopt_strdup(optarg);
			}
			/* Script to run after link-down.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "ipdown") == 0) {
				if (local_args_info.ipdown_given) {
					fprintf(stderr,
						"%s: `--ipdown' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->ipdown_given && !override)
					continue;
				local_args_info.ipdown_given = 1;
				args_info->ipdown_given = 1;
				if (args_info->ipdown_arg)
					free(args_info->ipdown_arg);	/* free previous string */
				args_info->ipdown_arg =
				    gengetopt_strdup(optarg);
				if (args_info->ipdown_orig)
					free(args_info->ipdown_orig);	/* free previous string */
				args_info->ipdown_orig =
				    gengetopt_strdup(optarg);
			}
			/* Ping remote host.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "pinghost") == 0) {
				if (local_args_info.pinghost_given) {
					fprintf(stderr,
						"%s: `--pinghost' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pinghost_given && !override)
					continue;
				local_args_info.pinghost_given = 1;
				args_info->pinghost_given = 1;
				if (args_info->pinghost_arg)
					free(args_info->pinghost_arg);	/* free previous string */
				args_info->pinghost_arg =
				    gengetopt_strdup(optarg);
				if (args_info->pinghost_orig)
					free(args_info->pinghost_orig);	/* free previous string */
				args_info->pinghost_orig =
				    gengetopt_strdup(optarg);
			}
			/* Number of ping req per second.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "pingrate") == 0) {
				if (local_args_info.pingrate_given) {
					fprintf(stderr,
						"%s: `--pingrate' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pingrate_given && !override)
					continue;
				local_args_info.pingrate_given = 1;
				args_info->pingrate_given = 1;
				args_info->pingrate_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->pingrate_orig)
					free(args_info->pingrate_orig);	/* free previous string */
				args_info->pingrate_orig =
				    gengetopt_strdup(optarg);
			}
			/* Number of ping data bytes.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "pingsize") == 0) {
				if (local_args_info.pingsize_given) {
					fprintf(stderr,
						"%s: `--pingsize' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pingsize_given && !override)
					continue;
				local_args_info.pingsize_given = 1;
				args_info->pingsize_given = 1;
				args_info->pingsize_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->pingsize_orig)
					free(args_info->pingsize_orig);	/* free previous string */
				args_info->pingsize_orig =
				    gengetopt_strdup(optarg);
			}
			/* Number of ping req to send.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "pingcount") == 0) {
				if (local_args_info.pingcount_given) {
					fprintf(stderr,
						"%s: `--pingcount' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pingcount_given && !override)
					continue;
				local_args_info.pingcount_given = 1;
				args_info->pingcount_given = 1;
				args_info->pingcount_arg =
				    strtol(optarg, &stop_char, 0);
				if (!(stop_char && *stop_char == '\0')) {
					fprintf(stderr,
						"%s: invalid numeric value: %s\n",
						argv[0], optarg);
					goto failure;
				}
				if (args_info->pingcount_orig)
					free(args_info->pingcount_orig);	/* free previous string */
				args_info->pingcount_orig =
				    gengetopt_strdup(optarg);
			}
			/* Do not print ping packet info.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "pingquiet") == 0) {
				if (local_args_info.pingquiet_given) {
					fprintf(stderr,
						"%s: `--pingquiet' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->pingquiet_given && !override)
					continue;
				local_args_info.pingquiet_given = 1;
				args_info->pingquiet_given = 1;
				args_info->pingquiet_flag =
				    !(args_info->pingquiet_flag);
			}
			/* Do not send recovery.  */
			else if (strcmp
				 (long_options[option_index].name,
				  "norecovery") == 0) {
				if (local_args_info.norecovery_given) {
					fprintf(stderr,
						"%s: `--norecovery' option given more than once%s\n",
						argv[0],
						(additional_error ?
						 additional_error : ""));
					goto failure;
				}
				if (args_info->norecovery_given && !override)
					continue;
				local_args_info.norecovery_given = 1;
				args_info->norecovery_given = 1;
				args_info->norecovery_flag =
				    !(args_info->norecovery_flag);
			}

			break;
		case '?':	/* Invalid option.  */
			/* `getopt_long' already printed an error message.  */
			goto failure;

		default:	/* bug: option not considered.  */
			fprintf(stderr, "%s: option unknown: %c%s\n",
				CMDLINE_PARSER_PACKAGE, c,
				(additional_error ? additional_error : ""));
			abort();
		}		/* switch */
	}			/* while */

	cmdline_parser_release(&local_args_info);

	if (error)
		return (EXIT_FAILURE);

	return 0;

failure:

	cmdline_parser_release(&local_args_info);
	return (EXIT_FAILURE);
}

#ifndef CONFIG_FILE_LINE_SIZE
#define CONFIG_FILE_LINE_SIZE 2048
#endif
#define ADDITIONAL_ERROR " in configuration file "

#define CONFIG_FILE_LINE_BUFFER_SIZE (CONFIG_FILE_LINE_SIZE+3)
/* 3 is for "--" and "=" */

char my_argv[CONFIG_FILE_LINE_BUFFER_SIZE + 1];

int
cmdline_parser_configfile(char *const filename,
			  struct gengetopt_args_info *args_info, int override,
			  int initialize, int check_required)
{
	FILE *file;
	char linebuf[CONFIG_FILE_LINE_SIZE];
	int line_num = 0;
	int i, result, equal;
	char *fopt, *farg;
	char *str_index;
	size_t len, next_token;
	char delimiter;
	int my_argc = 0;
	char **my_argv_arg;
	char *additional_error;

	/* store the program name */
	cmd_line_list_tmp =
	    (struct line_list *)malloc(sizeof(struct line_list));
	cmd_line_list_tmp->next = cmd_line_list;
	cmd_line_list = cmd_line_list_tmp;
	cmd_line_list->string_arg = gengetopt_strdup(CMDLINE_PARSER_PACKAGE);

	if ((file = fopen(filename, "r")) == NULL) {
		fprintf(stderr, "%s: Error opening configuration file '%s'\n",
			CMDLINE_PARSER_PACKAGE, filename);
		result = EXIT_FAILURE;
		goto conf_failure;
	}

	while ((fgets(linebuf, CONFIG_FILE_LINE_SIZE, file)) != NULL) {
		++line_num;
		my_argv[0] = '\0';
		len = strlen(linebuf);
		if (len > (CONFIG_FILE_LINE_BUFFER_SIZE - 1)) {
			fprintf(stderr,
				"%s:%s:%d: Line too long in configuration file\n",
				CMDLINE_PARSER_PACKAGE, filename, line_num);
			result = EXIT_FAILURE;
			goto conf_failure;
		}

		/* find first non-whitespace character in the line */
		next_token = strspn(linebuf, " \t\r\n");
		str_index = linebuf + next_token;

		if (str_index[0] == '\0' || str_index[0] == '#')
			continue;	/* empty line or comment line is skipped */

		fopt = str_index;

		/* truncate fopt at the end of the first non-valid character */
		next_token = strcspn(fopt, " \t\r\n=");

		if (fopt[next_token] == '\0') {	/* the line is over */
			farg = NULL;
			equal = 0;
			goto noarg;
		}

		/* remember if equal sign is present */
		equal = (fopt[next_token] == '=');
		fopt[next_token++] = '\0';

		/* advance pointers to the next token after the end of fopt */
		next_token += strspn(fopt + next_token, " \t\r\n");
		/* check for the presence of equal sign, and if so, skip it */
		if (!equal)
			if ((equal = (fopt[next_token] == '='))) {
				next_token++;
				next_token +=
				    strspn(fopt + next_token, " \t\r\n");
			}
		str_index += next_token;

		/* find argument */
		farg = str_index;
		if (farg[0] == '\"' || farg[0] == '\'') {	/* quoted argument */
			str_index = strchr(++farg, str_index[0]);	/* skip opening quote */
			if (!str_index) {
				fprintf
				    (stderr,
				     "%s:%s:%d: unterminated string in configuration file\n",
				     CMDLINE_PARSER_PACKAGE, filename,
				     line_num);
				result = EXIT_FAILURE;
				goto conf_failure;
			}
		} else {	/* read up the remaining part up to a delimiter */
			next_token = strcspn(farg, " \t\r\n#\'\"");
			str_index += next_token;
		}

		/* truncate farg at the delimiter and store it for further check */
		delimiter = *str_index, *str_index++ = '\0';

		/* everything but comment is illegal at the end of line */
		if (delimiter != '\0' && delimiter != '#') {
			str_index += strspn(str_index, " \t\r\n");
			if (*str_index != '\0' && *str_index != '#') {
				fprintf
				    (stderr,
				     "%s:%s:%d: malformed string in configuration file\n",
				     CMDLINE_PARSER_PACKAGE, filename,
				     line_num);
				result = EXIT_FAILURE;
				goto conf_failure;
			}
		}

noarg:
		++my_argc;
		len = strlen(fopt);

		strcat(my_argv, len > 1 ? "--" : "-");
		strcat(my_argv, fopt);
		if (len > 1 && ((farg && *farg) || equal))
			strcat(my_argv, "=");
		if (farg && *farg)
			strcat(my_argv, farg);

		cmd_line_list_tmp =
		    (struct line_list *)malloc(sizeof(struct line_list));
		cmd_line_list_tmp->next = cmd_line_list;
		cmd_line_list = cmd_line_list_tmp;
		cmd_line_list->string_arg = gengetopt_strdup(my_argv);
	}			/* while */

	++my_argc;		/* for program name */
	my_argv_arg = (char **)malloc((my_argc + 1) * sizeof(char *));
	cmd_line_list_tmp = cmd_line_list;
	for (i = my_argc - 1; i >= 0; --i) {
		my_argv_arg[i] = cmd_line_list_tmp->string_arg;
		cmd_line_list_tmp = cmd_line_list_tmp->next;
	}
	my_argv_arg[my_argc] = 0;

	additional_error =
	    (char *)malloc(strlen(filename) + strlen(ADDITIONAL_ERROR) + 1);
	strcpy(additional_error, ADDITIONAL_ERROR);
	strcat(additional_error, filename);
	result =
	    cmdline_parser_internal(my_argc, my_argv_arg, args_info, override,
				    initialize, check_required,
				    additional_error);

	free(additional_error);
	free(my_argv_arg);

conf_failure:
	if (file)
		fclose(file);

	free_cmd_list();
	if (result == EXIT_FAILURE) {
		cmdline_parser_free(args_info);
		exit(EXIT_FAILURE);
	}

	return result;
}