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annotate sw/mcsi-rxtx/main.c @ 15:8b49ea8aeb99

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fc-mcsi-rxtx: more reliable fflush(stdout) in main loop
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 28 Oct 2024 23:43:10 +0000
parents 8a386263dd51
children
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1 /*
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2 * Main module for fc-mcsi-rxtx program: interactive, modeled after fc-shell.
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3 */
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5 #include <stdio.h>
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6 #include <stdlib.h>
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7 #include <unistd.h>
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8
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9 int ttyhacks, dflag;
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11 main(argc, argv)
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12 char **argv;
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13 {
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14 extern int optind;
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15 int c;
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17 while ((c = getopt(argc, argv, "d")) != EOF) {
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18 switch (c) {
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19 case 'd':
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20 dflag++;
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21 continue;
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22 default:
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23 usage:
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24 fprintf(stderr, "usage: %s [-d] ttyport\n", argv[0]);
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25 exit(1);
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26 }
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27 }
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28 if (argc != optind + 1)
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29 goto usage;
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30 open_serial_port(argv[optind]);
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31 set_serial_baudrate(187500);
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32 init_serial_flush();
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33 ttyhacks = isatty(0) && !dflag;
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34 tty_init();
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35 main_loop(); /* does not return */
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36 }