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/******************************************************************************
**
** mycopy4_clp.cc
**
** Thu Mar 22 20:21:06 2012
** Linux 2.6.36 (#6 Sun Jun 5 09:23:00 CEST 2011) i686
** linux@mgpc (Michael Geng)
**
** Definition of command line parser class
**
** Automatically created by genparse v0.9.0
**
** See http://genparse.sourceforge.net for details and updates
**
******************************************************************************/
#include <getopt.h>
#include <stdlib.h>
#include "mycopy4_clp.h"
/*----------------------------------------------------------------------------
**
** Cmdline::Cmdline ()
**
** Constructor method.
**
**--------------------------------------------------------------------------*/
Cmdline::Cmdline (int argc, char *argv[]) throw (std::string )
{
extern char *optarg;
extern int optind;
int c;
static struct option long_options[] =
{
{"iterations", required_argument, NULL, 'i'},
{"outfile", required_argument, NULL, 'o'},
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'v'},
{NULL, 0, NULL, 0}
};
_program_name += argv[0];
/* default values */
_i = 1;
_h = false;
_v = false;
optind = 0;
while ((c = getopt_long (argc, argv, "i:o:hv", long_options, &optind)) != - 1)
{
switch (c)
{
case 'i':
_i = atoi (optarg);
if (_i < 1)
{
std::string s;
s += "parameter range error: i must be >= 1";
throw (s);
}
if (_i > MAX)
{
std::string s;
s += "parameter range error: i must be <= MAX";
throw (s);
}
break;
case 'o':
_o = optarg;
if (!outfile_cb ())
this->usage (EXIT_FAILURE);
break;
case 'h':
_h = true;
this->usage (EXIT_SUCCESS);
break;
case 'v':
_v = true;
break;
default:
this->usage (EXIT_FAILURE);
}
} /* while */
_optind = optind;
if (!my_callback ())
usage (EXIT_FAILURE);
}
/*----------------------------------------------------------------------------
**
** Cmdline::usage ()
**
** Print out usage information, then exit.
**
**--------------------------------------------------------------------------*/
void Cmdline::usage (int status)
{
if (status != EXIT_SUCCESS)
std::cerr << "Try `" << _program_name << " --help' for more information.\n";
else
{
std::cout << "\
usage: " << _program_name << " [ -iohv ] file\n\
Print a file for a number of times to stdout.\n\
[ -i ] [ --iterations ] (type=INTEGER, range=1...MAX, default=1)\n\
Number of times to output <file>.\n\
do it like this\n\
[ -o ] [ --outfile ] (type=STRING)\n\
Output file.\n\
[ -h ] [ --help ] (type=FLAG)\n\
Display this help and exit.\n\
[ -v ] [ --version ] (type=FLAG)\n\
Output version information and exit.\n";
}
exit (status);
}
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