Revision 34,
1.5 KB
checked in by wesommer, 39 years ago
(diff) |
Stripped even more; put file descriptors in the right place.
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1 | /* |
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2 | * Copyright (c) 1983 Regents of the University of California. |
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3 | * All rights reserved. The Berkeley software License Agreement |
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4 | * specifies the terms and conditions for redistribution. |
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5 | */ |
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6 | /* |
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7 | * Copyright (c) 1985 Massachusetts Institute of Technology |
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8 | * Note: This is mostly fingerd.c with all occurances of |
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9 | * "finger" changed to "write". |
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10 | */ |
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11 | #ifndef lint |
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12 | char copyright[] = |
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13 | "@(#) Copyright (c) 1983 Regents of the University of California.\n\ |
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14 | All rights reserved.\n"; |
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15 | static char *rcsid_writed_c = "$Header: /afs/dev.mit.edu/source/repository/athena/bin/write/writed.c,v 1.2 1985-12-08 22:03:31 wesommer Exp $"; |
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16 | #endif not lint |
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17 | |
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18 | #ifndef lint |
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19 | static char sccsid[] = "@(#)writed.c 5.1 (Berkeley) 6/6/85"; |
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20 | #endif not lint |
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21 | |
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22 | /* |
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23 | * Write server. |
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24 | */ |
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25 | #include <sys/types.h> |
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26 | #include <netinet/in.h> |
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27 | |
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28 | #include <stdio.h> |
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29 | #include <ctype.h> |
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30 | |
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31 | main(argc, argv) |
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32 | char *argv[]; |
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33 | { |
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34 | register char *sp; |
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35 | char line[512]; |
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36 | struct sockaddr_in sin; |
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37 | int i, p[2], pid, status; |
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38 | FILE *fp; |
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39 | char *av[10]; |
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40 | |
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41 | |
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42 | i = sizeof (sin); |
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43 | if (getpeername(0, &sin, &i) < 0) |
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44 | fatal(argv[0], "getpeername"); |
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45 | line[0] = '\0'; |
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46 | |
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47 | gets(line); |
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48 | sp = line; |
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49 | av[0] = "write"; |
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50 | av[1] = "-f"; |
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51 | i = 2; |
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52 | while (1) { |
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53 | while (isspace(*sp)) |
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54 | sp++; |
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55 | if (!*sp) |
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56 | break; |
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57 | av[i++] = sp; |
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58 | while (*sp && !isspace(*sp)) sp++; |
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59 | if (*sp) *sp++ = '\0'; |
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60 | } |
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61 | av[i] = 0; |
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62 | /* Put the socket on stdin, stdout, and stderr */ |
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63 | dup2(0, 1); |
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64 | dup2(0, 2); |
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65 | execv("/bin/write", av); |
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66 | _exit(1); |
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67 | } |
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68 | |
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69 | fatal(prog, s) |
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70 | char *prog, *s; |
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71 | { |
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72 | |
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73 | fprintf(stderr, "%s: ", prog); |
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74 | perror(s); |
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75 | exit(1); |
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76 | } |
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