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- /**************************************************************************
- * help.c: Functions for giving help to the user.
- * 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"
- #include "version.h"
-
-
- /* Print a detailed help message. */
-
- void Help(char *progName)
- {
- FILE *fp = stderr;
-
- fprintf(fp, "MIDI Playground (%s), version %s, by Daniel Barrett."
- " 100%% Public Domain!\n",
- progName, VERSION);
- fprintf(fp,
- "Usage: %s -%c<FORMAT> -%c<FORMAT> [-%c infile] [-%c outfile]\n",
- progName,
- OPT_INPUT, OPT_OUTPUT, OPT_INFILE, OPT_OUTFILE);
-
- fprintf(fp,
- "The program quits at end-of-file, or when ^C is pressed.\n");
-
- fprintf(fp, "\nThe flags may appear in any order:\n");
- fprintf(fp, "\t-%c\tSpecify the input format. [MANDATORY]\n",
- OPT_INPUT);
- fprintf(fp, "\t-%c\tSpecify the output format. [MANDATORY]\n",
- OPT_OUTPUT);
- fprintf(fp, "\t\t\"-%c\" and \"-%c\" must EACH be followed by",
- OPT_INPUT, OPT_OUTPUT);
- fprintf(fp, " exactly one of:\n");
- fprintf(fp, "\t\t\t%c\tText (readable by humans).\n", OPT_TEXT);
- fprintf(fp, "\t\t\t%c\tBinary data (for files).\n", OPT_BINARY);
- fprintf(fp, "\t\t\t%c\tMIDI (using MIDI port).\n", OPT_MIDI);
- fprintf(fp, "\t-%c\tGet data from this file. [Default=keyboard]\n",
- OPT_INFILE);
- fprintf(fp, "\t-%c\tPut data into this file. [Default=screen]\n",
- OPT_OUTFILE);
-
- fprintf(fp, "\nExamples:\n");
- fprintf(fp, "\t%s -%c%c -%c%c -%c data\t%s\n",
- progName,
- OPT_INPUT, OPT_MIDI, OPT_OUTPUT, OPT_BINARY,
- OPT_OUTFILE,
- "Read MIDI & put it into binary file \"data\".");
- fprintf(fp,
- "\t%s -%c%c -%c%c\t\tRead typed text, send to MIDI (fun!).\n",
- progName,
- OPT_INPUT, OPT_TEXT, OPT_OUTPUT, OPT_MIDI);
-
- fprintf(fp, "\n\"%s -%c%c\" understands decimal, octal, hex,",
- progName, OPT_INPUT, OPT_TEXT);
- fprintf(fp, " binary, characters, and strings.\n");
- fprintf(fp, "For details, type %c while in \"-%c%c\" mode.\n",
- HELP_SYMBOL, OPT_INPUT, OPT_TEXT);
- }
-
-
- /* Tell the user how to get more help. */
-
- void BegForUsage(char *progName)
- {
- fprintf(stderr, "Please type \"%s ?\" for instructions.\n",
- progName);
- }
-