FreeCalypso > hg > freecalypso-tools
annotate rvinterf/tmsh/main.c @ 69:2159f260ed13
fc-tmsh: all commands internally return values
in preparation for adding one-shot mode of operation
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 26 Oct 2016 23:17:03 +0000 |
parents | 21a79f465d6a |
children | 2c6dca514a20 |
rev | line source |
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1 /* |
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2 * This module contains the main() function for fc-tmsh. |
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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 #include "exitcodes.h" |
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11 |
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12 char *socket_pathname = "/tmp/rvinterf_socket"; |
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13 int ttyhacks, dflag; |
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14 |
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15 int sock; |
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16 |
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17 extern char *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt; |
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18 |
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19 main(argc, argv) |
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20 char **argv; |
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21 { |
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22 extern int optind; |
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23 extern char *optarg; |
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24 int c; |
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25 fd_set fds; |
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26 |
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27 while ((c = getopt(argc, argv, "B:dl:s:w:")) != EOF) |
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28 switch (c) { |
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29 case 'B': |
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30 rvinterf_Bopt = optarg; |
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31 continue; |
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32 case 'd': |
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33 dflag++; |
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34 continue; |
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35 case 'l': |
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36 rvinterf_lopt = optarg; |
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37 continue; |
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38 case 's': |
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39 socket_pathname = optarg; |
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40 continue; |
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41 case 'w': |
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42 rvinterf_wopt = optarg; |
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43 continue; |
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44 case '?': |
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45 default: |
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46 usage: fprintf(stderr, |
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47 "usage: %s [options] [ttyport]\n", argv[0]); |
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48 exit(ERROR_USAGE); |
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49 } |
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50 switch (argc - optind) { |
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51 case 0: |
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52 if (rvinterf_Bopt || rvinterf_lopt || rvinterf_wopt) { |
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53 fprintf(stderr, |
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54 "%s: -B, -l and -w options are meaningful only when launching rvinterf\n", |
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55 argv[0]); |
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56 exit(ERROR_USAGE); |
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57 } |
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58 break; |
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59 case 1: |
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60 launch_rvinterf(argv[optind]); |
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61 break; |
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62 default: |
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63 goto usage; |
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64 } |
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65 |
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66 ttyhacks = isatty(0) && !dflag; |
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67 init(); |
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68 tty_init(); |
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69 for (;;) { |
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70 FD_ZERO(&fds); |
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71 FD_SET(0, &fds); |
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72 FD_SET(sock, &fds); |
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73 c = select(sock+1, &fds, 0, 0, 0); |
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74 if (c < 0) { |
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75 if (errno == EINTR) |
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76 continue; |
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77 tty_cleanup(); |
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78 perror("select"); |
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79 exit(ERROR_UNIX); |
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80 } |
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81 if (FD_ISSET(0, &fds)) |
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82 handle_tty_input(); |
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83 if (FD_ISSET(sock, &fds)) |
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84 handle_rvinterf_input(); |
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85 fflush(stdout); |
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86 } |
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87 } |