2.9BSD - /usr/src/ucb/csh/sh.init.c

   1: static  char *sccsid = "@(#)sh.init.c 4.1 10/9/80";
   2: 
   3: #include "sh.local.h"
   4: 
   5: /*
   6:  * C shell
   7:  */
   8: 
   9: extern  int doalias();
  10: extern  int dobg();
  11: extern  int dobreak();
  12: extern  int dochngd();
  13: extern  int docontin();
  14: extern  int dodirs();
  15: extern  int doecho();
  16: extern  int doelse();
  17: extern  int doend();
  18: extern  int doendif();
  19: extern  int doendsw();
  20: extern  int doeval();
  21: extern  int doexit();
  22: extern  int dofg();
  23: extern  int doforeach();
  24: extern  int doglob();
  25: extern  int dogoto();
  26: extern  int dohash();
  27: extern  int dohist();
  28: extern  int doif();
  29: extern  int dojobs();
  30: extern  int dokill();
  31: extern  int dolet();
  32: #ifdef  LIMIT
  33: extern  int dolimit();
  34: #endif
  35: extern  int dologin();
  36: extern  int dologout();
  37: extern  int donewgrp();
  38: extern  int donice();
  39: extern  int donotify();
  40: extern  int donohup();
  41: extern  int doonintr();
  42: extern  int dopopd();
  43: extern  int dopushd();
  44: extern  int dorepeat();
  45: extern  int doset();
  46: extern  int dosetenv();
  47: extern  int dosource();
  48: extern  int dostop();
  49: extern  int dosuspend();
  50: extern  int doswbrk();
  51: extern  int doswitch();
  52: extern  int dotime();
  53: #ifdef  LIMIT
  54: extern  int dounlimit();
  55: #endif
  56: extern  int doumask();
  57: extern  int dowait();
  58: extern  int dowhile();
  59: extern  int dozip();
  60: extern  int execash();
  61: extern  int goodbye();
  62: #ifdef VFORK
  63: extern  int hashstat();
  64: #endif
  65: extern  int shift();
  66: extern  int showall();
  67: extern  int unalias();
  68: extern  int dounhash();
  69: extern  int unset();
  70: extern  int dounsetenv();
  71: 
  72: #define INF 1000
  73: 
  74: struct  biltins {
  75:     char    *bname;
  76:     int (*bfunct)();
  77:     short   minargs, maxargs;
  78: } bfunc[] = {
  79:     "@",        dolet,      0,  INF,
  80:     "alias",    doalias,    0,  INF,
  81: #ifdef debug
  82:     "alloc",    showall,    0,  1,
  83: #endif
  84:     "bg",       dobg,       0,  INF,
  85:     "break",    dobreak,    0,  0,
  86:     "breaksw",  doswbrk,    0,  0,
  87: #ifdef IIASA
  88:     "bye",      goodbye,    0,  0,
  89: #endif
  90:     "case",     dozip,      0,  1,
  91:     "cd",       dochngd,    0,  1,
  92:     "chdir",    dochngd,    0,  1,
  93:     "continue", docontin,   0,  0,
  94:     "default",  dozip,      0,  0,
  95:     "dirs",     dodirs,     0,  1,
  96:     "echo",     doecho,     0,  INF,
  97:     "else",     doelse,     0,  INF,
  98:     "end",      doend,      0,  0,
  99:     "endif",    dozip,      0,  0,
 100:     "endsw",    dozip,      0,  0,
 101:     "eval",     doeval,     0,  INF,
 102:     "exec",     execash,    1,  INF,
 103:     "exit",     doexit,     0,  INF,
 104:     "fg",       dofg,       0,  INF,
 105:     "foreach",  doforeach,  3,  INF,
 106: #ifdef IIASA
 107:     "gd",       dopushd,    0,  1,
 108: #endif
 109:     "glob",     doglob,     0,  INF,
 110:     "goto",     dogoto,     1,  1,
 111: #ifdef VFORK
 112:     "hashstat", hashstat,   0,  0,
 113: #endif
 114:     "history",  dohist,     0,  2,
 115:     "if",       doif,       1,  INF,
 116:     "jobs",     dojobs,     0,  1,
 117:     "kill",     dokill,     1,  INF,
 118: #ifdef  LIMIT
 119:     "limit",    dolimit,    0,  3,
 120: #endif
 121:     "login",    dologin,    0,  1,
 122:     "logout",   dologout,   0,  0,
 123:     "newgrp",   donewgrp,   1,  1,
 124:     "nice",     donice,     0,  INF,
 125:     "nohup",    donohup,    0,  INF,
 126:     "notify",   donotify,   0,  INF,
 127:     "onintr",   doonintr,   0,  2,
 128:     "popd",     dopopd,     0,  1,
 129:     "pushd",    dopushd,    0,  1,
 130: #ifdef IIASA
 131:     "rd",       dopopd,     0,  1,
 132: #endif
 133:     "rehash",   dohash,     0,  0,
 134:     "repeat",   dorepeat,   2,  INF,
 135:     "set",      doset,      0,  INF,
 136:     "setenv",   dosetenv,   2,  2,
 137:     "shift",    shift,      0,  1,
 138:     "source",   dosource,   1,  1,
 139:     "stop",     dostop,     1,  INF,
 140:     "suspend",  dosuspend,  0,  0,
 141:     "switch",   doswitch,   1,  INF,
 142:     "time",     dotime,     0,  INF,
 143:     "umask",    doumask,    0,  1,
 144:     "unalias",  unalias,    1,  INF,
 145:     "unhash",   dounhash,   0,  0,
 146: #ifdef  LIMIT
 147:     "unlimit",  dounlimit,  0,  INF,
 148: #endif
 149:     "unset",    unset,      1,  INF,
 150:     "unsetenv", dounsetenv, 1,  INF,
 151:     "wait",     dowait,     0,  0,
 152:     "while",    dowhile,    1,  INF,
 153:     0,      0,      0,  0,
 154: };
 155: 
 156: #define ZBREAK      0
 157: #define ZBRKSW      1
 158: #define ZCASE       2
 159: #define ZDEFAULT    3
 160: #define ZELSE       4
 161: #define ZEND        5
 162: #define ZENDIF      6
 163: #define ZENDSW      7
 164: #define ZEXIT       8
 165: #define ZFOREACH    9
 166: #define ZGOTO       10
 167: #define ZIF     11
 168: #define ZLABEL      12
 169: #define ZLET        13
 170: #define ZSET        14
 171: #define ZSWITCH     15
 172: #define ZTEST       16
 173: #define ZTHEN       17
 174: #define ZWHILE      18
 175: 
 176: struct srch {
 177:     char    *s_name;
 178:     short   s_value;
 179: } srchn[] = {
 180:     "@",        ZLET,
 181:     "break",    ZBREAK,
 182:     "breaksw",  ZBRKSW,
 183:     "case",     ZCASE,
 184:     "default",  ZDEFAULT,
 185:     "else",     ZELSE,
 186:     "end",      ZEND,
 187:     "endif",    ZENDIF,
 188:     "endsw",    ZENDSW,
 189:     "exit",     ZEXIT,
 190:     "foreach",  ZFOREACH,
 191:     "goto",     ZGOTO,
 192:     "if",       ZIF,
 193:     "label",    ZLABEL,
 194:     "set",      ZSET,
 195:     "switch",   ZSWITCH,
 196:     "while",    ZWHILE,
 197:     0,      0,
 198: };
 199: 
 200: struct  mesg {
 201:     char    *iname;
 202:     char    *pname;
 203: } mesg[] = {
 204:     0,  0,
 205:     "HUP",  "Hangup",
 206:     "INT",  "Interrupt",
 207:     "QUIT", "Quit",
 208:     "ILL",  "Illegal instruction",
 209:     "TRAP", "Trace/BPT trap",
 210:     "IOT",  "IOT trap",
 211:     "EMT",  "EMT trap",
 212:     "FPE",  "Floating exception",
 213:     "KILL", "Killed",
 214:     "BUS",  "Bus error",
 215:     "SEGV", "Segmentation fault",
 216:     "SYS",  "Bad system call",
 217:     "PIPE", "Broken pipe",
 218:     "ALRM", "Alarm clock",
 219:     "TERM", "Terminated",
 220:     0,  "Signal 16",
 221:     "STOP", "Stopped (signal)",
 222:     "TSTP", "Stopped",
 223:     "CONT", "Continued",
 224:     "CHLD", "Child exited",
 225:     "TTIN", "Stopped (tty input)",
 226:     "TTOU", "Stopped (tty output)",
 227:     "TINT", "Tty input interrupt",
 228:     "XCPU", "Cputime limit exceeded",
 229:     "XFSZ", "Filesize limit exceeded",
 230:     0,  "Signal 26",
 231:     0,  "Signal 27",
 232:     0,  "Signal 28",
 233:     0,  "Signal 29",
 234:     0,  "Signal 30",
 235:     0,  "Signal 31",
 236:     0,  "Signal 32"
 237: };

Defined variables

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Defined macros