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// -*-C++-*-
// This file is part of the gmod package
// Copyright (C) 1997 by Andrew J. Robinson
#include <unistd.h>
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
#include "defines.h"
#include "structs.h"
#include "globals.h"
int
parseArgs (int argc, char *argv[], struct optionsInfo *options)
{
extern char *optarg;
extern int optind;
int option, numErr = 0;
#ifdef USE_X
while ((option = getopt (argc, argv, "chP:rRv:")) != -1)
#else
#ifdef USE_NCURSES
while ((option = getopt (argc, argv, "bchlm:MnP:qrRsv:xz5")) != -1)
#else
while ((option = getopt (argc, argv, "bcehlm:MnP:qrRsv:xz5")) != -1)
#endif
#endif
switch (option)
{
case 'h':
printf (HEADING);
printf ("Original source (C) Hannu Savolainen, 1993\n");
printf ("MTM/ULT loaders by Robert Sanders\n");
printf ("Continuing development by Andrew J. Robinson\n\n");
printf ("Usage: %s [options] [modfile . . .]\n\n", argv[0]);
printf ("Options:\n");
#ifndef USE_X
printf (" -b DISABLE BPM tempos\n");
#endif
printf (" -c DISABLE compression of modules in memory\n");
#ifndef USE_X
#ifndef USE_NCURSES
printf (" -e Show empty samples (for messages)\n");
#endif
#endif
printf (" -h Help\n");
#ifndef USE_X
printf (" -l Break infinite loops\n");
printf (" -m x Use mixer number x (0 - 15)\n");
printf (" -M Check magic numbers\n");
printf (" -n Use NTSC sample timing\n");
#endif
printf (" -P Set panning factor to x percent (-100 to 100)\n");
#ifndef USE_X
printf (" -q Quiet mode\n");
#endif
printf (" -r Infinitely repeat module\n");
printf (" -R Randomize module play order\n");
#ifndef USE_X
printf (" -s Ignore speed 0 commands\n");
#endif
printf (" -v x Set volume to x (0 - 255)\n");
#ifndef USE_X
printf (" -x Extend octaves\n");
printf (" -z Background mode\n");
printf (" -5 Use 50 Hz clock frequency\n\n");
printf ("One or more MultiTracker, UltraTracker, MOD (4/6/8 channel), S3M,\n");
printf ("669, or XM files should be listed on the command line.\n");
#endif
exit (ERR_NOERROR);
#ifndef USE_X
case 'b':
options->bpmTempos = 0;
break;
#endif
case 'c':
options->compress = 0;
break;
#ifndef USE_X
#ifndef USE_NCURSES
case 'e':
options->showEmptySamples = 1;
break;
#endif
#endif
#ifndef USE_X
case 'l':
options->loopBreaker = 1;
/* override repeat */
options->repeat = 0;
break;
case 'm':
option = atoi (optarg);
if ((option > 15) || (option < 0))
{
printf ("%s: mixer number must be between 0 and 15.\n", argv[0]);
numErr = 1;
}
else
options->mixer = option;
break;
case 'M':
options->checkMagic = 1;
break;
case 'n':
options->ntsc = 1;
break;
#endif
case 'P':
option = atoi (optarg);
if ((option > 100) || (option < -100))
{
printf ("%s: panning factor must be between -100 and 100.\n", argv[0]);
numErr = 1;
}
else
options->panFactor = option;
break;
#ifndef USE_X
case 'q':
fclose (stdout);
fclose (stderr);
break;
#endif
case 'r':
options->repeat = 1;
/* override loop breaker */
#ifndef USE_X
options->loopBreaker = 0;
#endif
break;
case 'R':
options->randomize = 1;
break;
#ifndef USE_X
case 's':
options->tolerant = 1;
break;
#endif
case 'v':
option = atoi (optarg);
if ((option > 255) || (option < 0))
{
printf ("%s: volume must be between 0 and 255.\n", argv[0]);
numErr = 1;
}
else
options->mainVolume = option;
break;
#ifndef USE_X
case 'x':
options->extendOct = OCTAVE_EXTEND;
break;
case 'z':
background = 1;
break;
case '5':
options->use_50hz = 1;
break;
#endif
case '?':
numErr = 1;
break;
case ':':
numErr = 1;
break;
}
if (numErr)
{
printf ("\nUsage: %s [options] modfile . . .\n", argv[0]);
printf ("Use %s -h for help.\n\n", argv[0]);
exit (ERR_BADARGS);
}
return optind;
}
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