projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 3463e9c6 | 1 | /* tipout.c 4.6 82/01/06 */ |
| eed8c72e BJ |
2 | #include "tip.h" |
| 3 | /* | |
| 4 | * tip | |
| 5 | * | |
| 6 | * lower fork of tip -- handles passive side | |
| 7 | * reading from the remote host | |
| 8 | */ | |
| 9 | ||
| 10 | /* | |
| 11 | * TIPOUT wait state routine -- | |
| 12 | * sent by TIPIN when it wants to posses the remote host | |
| 13 | */ | |
| 14 | intIOT() | |
| 15 | { | |
| 16 | signal(SIGIOT, SIG_IGN); | |
| 17 | write(repdes[1],&ccc,1); | |
| 18 | read(fildes[0], &ccc,1); | |
| 19 | signal(SIGIOT, intIOT); | |
| 20 | intflag = 1; | |
| 21 | } | |
| 22 | ||
| 23 | /* | |
| 24 | * Scripting command interpreter -- | |
| 25 | * accepts script file name over the pipe and acts accordingly | |
| 26 | */ | |
| 27 | intEMT() | |
| 28 | { | |
| 29 | char c, line[256]; | |
| 30 | register char *pline = line; | |
| 31 | char reply; | |
| 32 | ||
| 33 | signal(SIGEMT, SIG_IGN); | |
| 34 | read(fildes[0], &c, 1); | |
| 3f48242d | 35 | while (c != '\n') { |
| eed8c72e BJ |
36 | *pline++ = c; |
| 37 | read(fildes[0], &c, 1); | |
| 38 | } | |
| 39 | *pline = '\0'; | |
| 40 | if (boolean(value(SCRIPT)) && fscript != NULL) | |
| 41 | fclose(fscript); | |
| 42 | if (pline == line) { | |
| 43 | boolean(value(SCRIPT)) = FALSE; | |
| 44 | reply = 'y'; | |
| 45 | } else { | |
| 46 | if ((fscript = fopen(line, "a")) == NULL) | |
| 47 | reply = 'n'; | |
| 48 | else { | |
| 49 | reply = 'y'; | |
| 50 | boolean(value(SCRIPT)) = TRUE; | |
| 51 | } | |
| 52 | } | |
| 53 | write(repdes[1], &reply, 1); | |
| 54 | signal(SIGEMT, intEMT); | |
| 55 | intflag = 1; | |
| 56 | } | |
| 57 | ||
| 58 | intTERM() | |
| 59 | { | |
| 60 | signal(SIGTERM, SIG_IGN); | |
| 61 | if (boolean(value(SCRIPT)) && fscript != NULL) | |
| 62 | fclose(fscript); | |
| 63 | exit(0); | |
| 64 | } | |
| 65 | ||
| 66 | intSYS() | |
| 67 | { | |
| 68 | signal(SIGSYS, intSYS); | |
| 69 | boolean(value(BEAUTIFY)) = !boolean(value(BEAUTIFY)); | |
| c731dacc | 70 | intflag = 1; |
| eed8c72e BJ |
71 | } |
| 72 | ||
| 73 | /* | |
| 74 | * ****TIPOUT TIPOUT**** | |
| 75 | */ | |
| 76 | tipout() | |
| 77 | { | |
| c731dacc BS |
78 | char buf[BUFSIZ]; |
| 79 | register char *cp; | |
| 80 | register int cnt; | |
| 81 | ||
| eed8c72e BJ |
82 | signal(SIGINT, SIG_IGN); |
| 83 | signal(SIGQUIT, SIG_IGN); | |
| 84 | signal(SIGEMT, intEMT); /* attention from TIPIN */ | |
| 85 | signal(SIGTERM, intTERM); /* time to go signal */ | |
| 86 | signal(SIGIOT, intIOT); /* scripting going on signal */ | |
| 87 | signal(SIGHUP, intTERM); /* for dial-ups */ | |
| 88 | signal(SIGSYS, intSYS); /* beautify toggle */ | |
| 89 | ||
| c731dacc | 90 | for (;;) { |
| eed8c72e BJ |
91 | do { |
| 92 | intflag = 0; | |
| c731dacc | 93 | cnt = read(FD, buf, BUFSIZ); |
| 3f48242d | 94 | } while (intflag); |
| c731dacc BS |
95 | if (cnt <= 0) |
| 96 | continue; | |
| 97 | for (cp = buf; cp < buf + cnt; cp++) | |
| 98 | *cp &= 0177; | |
| 99 | write(1, buf, cnt); | |
| eed8c72e | 100 | if (boolean(value(SCRIPT)) && fscript != NULL) { |
| c731dacc | 101 | if (!boolean(value(BEAUTIFY))) { |
| 3463e9c6 | 102 | fwrite(buf, 1, cnt, fscript); |
| c731dacc BS |
103 | continue; |
| 104 | } | |
| 105 | for (cp = buf; cp < buf + cnt; cp++) { | |
| 106 | if (*cp < ' ' && !any(*cp, value(EXCEPTIONS))) | |
| eed8c72e | 107 | continue; |
| c731dacc BS |
108 | putc(*cp, fscript); |
| 109 | } | |
| eed8c72e BJ |
110 | } |
| 111 | } | |
| 112 | } |