FreeCalypso > hg > freecalypso-tools
annotate rvinterf/old/g23sh/main.c @ 305:3d79116be312
doc/Compal-calibration: fc-readcal failed approach documented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 20 Nov 2017 17:51:23 +0000 |
parents | e7502631a0f9 |
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1 /* |
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2 * This module contains the main() function for g23sh. |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <sys/errno.h> |
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7 #include <stdio.h> |
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8 #include <stdlib.h> |
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9 #include <unistd.h> |
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10 |
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11 char *socket_pathname = "/tmp/rvinterf_socket"; |
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12 int ttyhacks, dflag; |
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13 |
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14 int sock; |
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15 |
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16 extern char *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt; |
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17 |
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18 main(argc, argv) |
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19 char **argv; |
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20 { |
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21 extern int optind; |
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22 extern char *optarg; |
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23 int c; |
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24 fd_set fds; |
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25 |
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26 while ((c = getopt(argc, argv, "B:dl:s:w:")) != EOF) |
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27 switch (c) { |
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28 case 'B': |
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29 rvinterf_Bopt = optarg; |
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30 continue; |
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31 case 'd': |
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32 dflag++; |
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33 continue; |
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34 case 'l': |
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35 rvinterf_lopt = optarg; |
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36 continue; |
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37 case 's': |
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38 socket_pathname = optarg; |
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39 continue; |
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40 case 'w': |
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41 rvinterf_wopt = optarg; |
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42 continue; |
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43 case '?': |
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44 default: |
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45 usage: fprintf(stderr, |
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46 "usage: %s [options] [ttyport]\n", argv[0]); |
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47 exit(1); |
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48 } |
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49 switch (argc - optind) { |
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50 case 0: |
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51 if (rvinterf_Bopt || rvinterf_lopt || rvinterf_wopt) { |
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52 fprintf(stderr, |
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53 "%s: -B, -l and -w options are meaningful only when launching rvinterf\n", |
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54 argv[0]); |
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55 exit(1); |
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56 } |
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57 break; |
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58 case 1: |
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59 launch_rvinterf(argv[optind]); |
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60 break; |
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61 default: |
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62 goto usage; |
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63 } |
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64 |
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65 ttyhacks = isatty(0) && !dflag; |
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66 init(); |
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67 tty_init(); |
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68 for (;;) { |
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69 FD_ZERO(&fds); |
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70 FD_SET(0, &fds); |
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71 FD_SET(sock, &fds); |
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72 c = select(sock+1, &fds, 0, 0, 0); |
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73 if (c < 0) { |
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74 if (errno == EINTR) |
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75 continue; |
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76 tty_cleanup(); |
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77 perror("select"); |
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78 exit(1); |
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79 } |
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80 if (FD_ISSET(0, &fds)) |
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81 handle_tty_input(); |
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82 if (FD_ISSET(sock, &fds)) |
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83 handle_rvinterf_input(); |
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84 fflush(stdout); |
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85 } |
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86 } |