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FishMarket 1.0
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FishMarket v1.0.iso
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476-500
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disk_478
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mp
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source
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cli.c
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C/C++ Source or Header
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1992-05-06
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2KB
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91 lines
/**************************************************************************
* cli.c: The command-line interface for MP.
* Part of MP, the MIDI Playground.
*
* Author: Daniel Barrett
* Version: See the file "version.h".
* Copyright: None! This program is in the Public Domain.
* Please share it with others.
***************************************************************************/
#include "mp.h"
/* The main program from the CLI. Check the command-line arguments, set
* up the input and output files, and call MIDIPlayground(). */
BOOL CommandLineProgram(int argc, char *argv[])
{
FILE *in, *out;
char *infile, *outfile;
FLAGS theFlags[NUM_FLAGS];
InitStuff(theFlags, &in, &out, &infile, &outfile);
if ((argc == 1) || (argc == 2 && !strcmp(argv[1], "?")))
Help(argv[0]);
else if (!HandleOptions(argc, argv, theFlags, &infile, &outfile))
{
fprintf(stderr, "There is an error in your options/flags.\n");
BegForUsage(argv[0]);
}
else if (!SetupFiles(infile, outfile, &in, &out))
;
else if (optind < argc)
{
fprintf(stderr, "You gave me too many arguments.\n");
BegForUsage(argv[0]);
}
else
(void)MIDIPlayground(theFlags, in, out);
CloseFiles(in, out, infile, outfile);
}
/************************************************************************
* Handling command-line options.
************************************************************************/
BOOL HandleOptions(int argc, char *argv[], FLAGS theFlags[], char **infile,
char **outfile)
{
int c;
BOOL success = TRUE;
static char options[] = GETOPT_OPTIONS;
while ((c = getopt(argc, argv, options)) != EOF)
{
switch (c)
{
case OPT_INPUT:
success &= !theFlags[FLAG_ITYPE];
success &= CheckIOType(*optarg, FLAG_ITYPE, theFlags);
break;
case OPT_OUTPUT:
success &= !theFlags[FLAG_OTYPE];
success &= CheckIOType(*optarg, FLAG_OTYPE, theFlags);
break;
case OPT_INFILE:
success &= (optarg[0] != '\0');
success &= MakeFilename(infile, optarg);
break;
case OPT_OUTFILE:
success &= (optarg[0] != '\0');
success &= MakeFilename(outfile, optarg);
break;
case OPT_SYSEX:
success &= !theFlags[FLAG_SYSEX];
theFlags[FLAG_SYSEX]++;
break;
default:
success = FALSE;
break;
}
}
return(success && CheckFlags(theFlags));
}