FreeCalypso > hg > freecalypso-tools
annotate rvinterf/l1filter/main.c @ 1010:1d144553a5d0
CHANGES: fc-host-tools-r21 about to be released
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 12 Dec 2023 07:45:56 +0000 |
parents | ea458ee48691 |
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1 /* |
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2 * This module contains the main() function for l1trace-filter. |
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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 extern char *socket_pathname; |
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13 extern char *rvinterf_ttyport, *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt; |
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14 extern int sock; |
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15 |
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16 char **filter_list; |
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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, sopt = 0; |
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24 fd_set fds; |
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25 |
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26 while ((c = getopt(argc, argv, "B:l:p: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 'l': |
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32 rvinterf_lopt = optarg; |
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33 continue; |
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34 case 'p': |
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35 rvinterf_ttyport = 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 sopt++; |
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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 /* error msg already printed */ |
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47 exit(ERROR_USAGE); |
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48 } |
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49 if (!argv[optind]) { |
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50 fprintf(stderr, "error: no filter keywords specified\n"); |
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51 exit(ERROR_USAGE); |
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52 } |
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53 if (rvinterf_ttyport) { |
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54 if (sopt) { |
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55 fprintf(stderr, |
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56 "%s error: -p and -s options are mutually exclusive\n", |
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57 argv[0]); |
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58 exit(ERROR_USAGE); |
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59 } |
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60 launch_rvinterf(0); |
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61 } else { |
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62 if (rvinterf_Bopt || rvinterf_lopt || rvinterf_wopt) { |
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63 fprintf(stderr, |
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64 "%s error: -B, -l and -w options are meaningful only when launching rvinterf\n", |
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65 argv[0]); |
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66 exit(ERROR_USAGE); |
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67 } |
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68 connect_local_socket(); |
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69 } |
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70 |
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71 filter_list = argv + optind; |
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72 init(); |
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73 for (;;) { |
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74 FD_ZERO(&fds); |
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75 FD_SET(sock, &fds); |
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76 c = select(sock+1, &fds, 0, 0, 0); |
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77 if (c < 0) { |
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78 if (errno == EINTR) |
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79 continue; |
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80 perror("select"); |
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81 exit(ERROR_UNIX); |
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82 } |
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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 } |