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| 1 : | jwilke | 1.1 | alarm u -- unixlib |
| 2 : | #include <unistd.h> | ||
| 3 : | alarm(u); | ||
| 4 : | |||
| 5 : | timeusec -- u_usec u_sec unixlib | ||
| 6 : | #include <time.h> | ||
| 7 : | struct timeval tv; | ||
| 8 : | struct timezone zone1; | ||
| 9 : | gettimeofday(&tv,&zone1); | ||
| 10 : | u_usec=tv.tv_usec; | ||
| 11 : | u_sec=tv.tv_sec; | ||
| 12 : | |||
| 13 : | time -- u1 unixlib | ||
| 14 : | u1=(long) time(NULL); | ||
| 15 : | |||
| 16 : | \ Serial Interface | ||
| 17 : | |||
| 18 : | setttyspeed u u2 -- wior unixlib | ||
| 19 : | struct termios tm; | ||
| 20 : | int BT[]={ | ||
| 21 : | 0,B0,50,B50,75,B75,110,B110,134,B134,150,B150,200,B200,300,B300, | ||
| 22 : | 600,B600,1200,B1200,1800,B1800,2400,B2400,4800,B4800,9600,B9600,19200,B19200,38400,B38400, | ||
| 23 : | #ifdef B57600 | ||
| 24 : | 57600,B57600, | ||
| 25 : | #endif | ||
| 26 : | #ifdef B115200 | ||
| 27 : | 115200,B115200, | ||
| 28 : | #endif | ||
| 29 : | #ifdef B230400 | ||
| 30 : | 230400,B230400, | ||
| 31 : | #endif | ||
| 32 : | 1}; | ||
| 33 : | speed_t br; | ||
| 34 : | int i; | ||
| 35 : | i=0; br=0; | ||
| 36 : | while (BT[i]!=1) | ||
| 37 : | { if (BT[i]==u) | ||
| 38 : | { br=BT[i+1]; | ||
| 39 : | break; | ||
| 40 : | } | ||
| 41 : | i=i+2; | ||
| 42 : | } | ||
| 43 : | if (BT[i]!=1) | ||
| 44 : | { tcgetattr(u2,&tm); | ||
| 45 : | cfsetispeed(&tm, br); | ||
| 46 : | cfsetospeed(&tm, br); | ||
| 47 : | tcsetattr(u2,TCSANOW,&tm); | ||
| 48 : | wior=0; | ||
| 49 : | } else | ||
| 50 : | { wior=-1; | ||
| 51 : | } | ||
| 52 : | |||
| 53 : | setttyraw u -- wior unixlib | ||
| 54 : | struct termios tm; | ||
| 55 : | tcgetattr(u,&tm); | ||
| 56 : | cfmakeraw(&tm); | ||
| 57 : | tcsetattr(u,TCSANOW,&tm); | ||
| 58 : | wior=0; | ||
| 59 : | |||
| 60 : | ttytostd c_addr1 u1 -- wior unixlib | ||
| 61 : | int i; | ||
| 62 : | wior=0; | ||
| 63 : | close(0); | ||
| 64 : | close(1); | ||
| 65 : | close(2); | ||
| 66 : | i=open(cstr(c_addr1,u1,0),O_RDWR|O_NOCTTY); | ||
| 67 : | if ((i==-1) || (i!=0)) | ||
| 68 : | { wior=-1; | ||
| 69 : | } else | ||
| 70 : | { i= dup(0); | ||
| 71 : | i= dup(0); | ||
| 72 : | i=open("/dev/tty",O_RDWR); | ||
| 73 : | if (i>=0) { | ||
| 74 : | ioctl(i,TIOCNOTTY,0); | ||
| 75 : | (void) close(i); | ||
| 76 : | } | ||
| 77 : | } | ||
| 78 : | |||
| 79 : | uopen c_addr u uflags umode -- w2 wior file | ||
| 80 : | w2 = open(tilde_cstr(c_addr, u, 1), uflags , (mode_t) umode); | ||
| 81 : | if (w2 == -1) { | ||
| 82 : | wior = -37; | ||
| 83 : | } else { | ||
| 84 : | wior = 0; | ||
| 85 : | } | ||
| 86 : | |||
| 87 : | uread c_addr u u1 -- u3 wior new | ||
| 88 : | wior=0; | ||
| 89 : | if ((u3 = read(u1, c_addr, u))==-1) | ||
| 90 : | { if (errno==EWOULDBLOCK) u3=0; | ||
| 91 : | else wior=-37; | ||
| 92 : | } else | ||
| 93 : | { if (u3==0) wior=-39; | ||
| 94 : | } | ||
| 95 : | |||
| 96 : | uwrite c_addr u u1 -- u3 wior new | ||
| 97 : | wior=0; | ||
| 98 : | if ((u3 = write(u1, c_addr, u))==-1) | ||
| 99 : | { if (errno==EAGAIN) u3=0; | ||
| 100 : | else wior=-37; | ||
| 101 : | } | ||
| 102 : | |||
| 103 : | uclose u -- wior new | ||
| 104 : | wior=0; | ||
| 105 : | if (close(u)) wior=-37; | ||
| 106 : | |||
| 107 : | nonblock u1 -- wior new | ||
| 108 : | fcntl(u1,F_SETFL,O_NONBLOCK); | ||
| 109 : | wior=0; | ||
| 110 : | |||
| 111 : | get_cconst c_addr u -- u1 wior new | ||
| 112 : | static char CONST_NAMES[][32]={ | ||
| 113 : | "O_RDONLY", | ||
| 114 : | "O_WRONLY", | ||
| 115 : | "O_RDWR", | ||
| 116 : | ""}; | ||
| 117 : | static unsigned int CONST_VALUES[]={ | ||
| 118 : | O_RDONLY, | ||
| 119 : | O_WRONLY, | ||
| 120 : | O_RDWR}; | ||
| 121 : | int i=0; | ||
| 122 : | int contd=1; | ||
| 123 : | u1=0; | ||
| 124 : | wior=-1; | ||
| 125 : | while (CONST_NAMES[i] && contd) { | ||
| 126 : | if (strcmp(CONST_NAMES[i],cstr(c_addr,u,1))==0) { | ||
| 127 : | contd=0; u1=CONST_VALUES[i]; wior=0;} ; | ||
| 128 : | i++; | ||
| 129 : | } | ||
| 130 : | |||
| 131 : | fork -- u new | ||
| 132 : | u=fork(); | ||
| 133 : | |||
| 134 : | wait a_addr -- u new I_wait | ||
| 135 : | u=wait((int *) a_addr); | ||
| 136 : | |||
| 137 : | waitpid u a_addr u2 -- u3 new I_waitpid | ||
| 138 : | u3=waitpid((pid_t) u,(int *) a_addr,u2); | ||
| 139 : | |||
| 140 : | execv c_addr1 u1 c_addr2 -- new | ||
| 141 : | char *s1=cstr(c_addr1, u1, 0); | ||
| 142 : | execv(s1, (void *) c_addr2); | ||
| 143 : | |||
| 144 : | errno -- u new | ||
| 145 : | u=errno; |
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