projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| f866bfdf BJ |
1 | /* Copyright (c) 1979 Regents of the University of California */ |
| 2 | #include "sh.local.h" | |
| 3 | /* | |
| 4 | * C shell | |
| 5 | */ | |
| 6 | ||
| 7 | extern int await(); | |
| 8 | extern int chngd(); | |
| 9 | extern int doalias(); | |
| 10 | extern int dobreak(); | |
| 11 | extern int docontin(); | |
| 12 | extern int doecho(); | |
| 13 | extern int doelse(); | |
| 14 | extern int doend(); | |
| 15 | extern int doendif(); | |
| 16 | extern int doendsw(); | |
| 17 | extern int doexit(); | |
| 18 | extern int doforeach(); | |
| 19 | extern int doglob(); | |
| 20 | extern int dogoto(); | |
| 21 | extern int dohash(); | |
| 22 | extern int hashstat(); | |
| 23 | extern int dohist(); | |
| 24 | extern int doif(); | |
| 25 | extern int dolet(); | |
| 26 | extern int dologin(); | |
| 27 | extern int dologout(); | |
| 28 | extern int donewgrp(); | |
| 29 | extern int donice(); | |
| 30 | extern int donohup(); | |
| 31 | extern int doonintr(); | |
| 32 | extern int dorepeat(); | |
| 33 | extern int doset(); | |
| 34 | extern int dosetenv(); | |
| 35 | extern int dosource(); | |
| 36 | extern int doswbrk(); | |
| 37 | extern int doswitch(); | |
| 38 | extern int dotime(); | |
| 39 | #ifndef V6 | |
| 40 | extern int doumask(); | |
| 41 | #endif | |
| 42 | extern int dowhile(); | |
| 43 | extern int dozip(); | |
| 44 | extern int execash(); | |
| 45 | extern int goodbye(); | |
| 46 | extern int shift(); | |
| 47 | extern int showall(); | |
| 48 | extern int unalias(); | |
| 49 | extern int dounhash(); | |
| 50 | extern int unset(); | |
| 51 | ||
| 52 | #define INF 1000 | |
| 53 | ||
| 54 | struct biltins { | |
| 55 | char *bname; | |
| 56 | int (*bfunct)(); | |
| 57 | short minargs, maxargs; | |
| 58 | } bfunc[] = { | |
| 59 | "@", dolet, 0, INF, | |
| 60 | "alias", doalias, 0, INF, | |
| 61 | #ifdef debug | |
| 62 | "alloc", showall, 0, 1, | |
| 63 | #endif | |
| 64 | "break", dobreak, 0, 0, | |
| 65 | "breaksw", doswbrk, 0, 0, | |
| 66 | "case", dozip, 0, 1, | |
| 67 | "cd", chngd, 0, 1, | |
| 68 | "chdir", chngd, 0, 1, | |
| 69 | "continue", docontin, 0, 0, | |
| 70 | "default", dozip, 0, 0, | |
| 71 | "echo", doecho, 0, INF, | |
| 72 | "else", doelse, 0, INF, | |
| 73 | "end", doend, 0, 0, | |
| 74 | "endif", dozip, 0, 0, | |
| 75 | "endsw", dozip, 0, 0, | |
| 76 | "exec", execash, 1, INF, | |
| 77 | "exit", doexit, 0, INF, | |
| 78 | "foreach", doforeach, 3, INF, | |
| 79 | "glob", doglob, 0, INF, | |
| 80 | "goto", dogoto, 1, 1, | |
| 81 | "hashstat", hashstat, 0, 0, | |
| 82 | "history", dohist, 0, 0, | |
| 83 | "if", doif, 1, INF, | |
| 84 | "login", dologin, 0, 1, | |
| 85 | "logout", dologout, 0, 0, | |
| 86 | "newgrp", donewgrp, 1, 1, | |
| 87 | "nice", donice, 0, INF, | |
| 88 | "nohup", donohup, 0, INF, | |
| 89 | "onintr", doonintr, 0, 2, | |
| 90 | "rehash", dohash, 0, 0, | |
| 91 | "repeat", dorepeat, 2, INF, | |
| 92 | "set", doset, 0, INF, | |
| 93 | #ifndef V6 | |
| 94 | "setenv", dosetenv, 2, 2, | |
| 95 | #endif | |
| 96 | "shift", shift, 0, 1, | |
| 97 | "source", dosource, 1, 1, | |
| 98 | "switch", doswitch, 1, INF, | |
| 99 | "time", dotime, 0, INF, | |
| 100 | #ifndef V6 | |
| 101 | "umask", doumask, 0, 1, | |
| 102 | #endif | |
| 103 | "unalias", unalias, 1, INF, | |
| 104 | "unhash", dounhash, 0, 0, | |
| 105 | "unset", unset, 1, INF, | |
| 106 | "wait", await, 0, 0, | |
| 107 | "while", dowhile, 1, INF, | |
| 108 | 0, 0, 0, 0, | |
| 109 | }; | |
| 110 | ||
| 111 | #define ZBREAK 0 | |
| 112 | #define ZBRKSW 1 | |
| 113 | #define ZCASE 2 | |
| 114 | #define ZDEFAULT 3 | |
| 115 | #define ZELSE 4 | |
| 116 | #define ZEND 5 | |
| 117 | #define ZENDIF 6 | |
| 118 | #define ZENDSW 7 | |
| 119 | #define ZEXIT 8 | |
| 120 | #define ZFOREACH 9 | |
| 121 | #define ZGOTO 10 | |
| 122 | #define ZIF 11 | |
| 123 | #define ZLABEL 12 | |
| 124 | #define ZLET 13 | |
| 125 | #define ZSET 14 | |
| 126 | #define ZSWITCH 15 | |
| 127 | #define ZTEST 16 | |
| 128 | #define ZTHEN 17 | |
| 129 | #define ZWHILE 18 | |
| 130 | ||
| 131 | struct srch { | |
| 132 | char *s_name; | |
| 133 | short s_value; | |
| 134 | } srchn[] = { | |
| 135 | "@", ZLET, | |
| 136 | "break", ZBREAK, | |
| 137 | "breaksw", ZBRKSW, | |
| 138 | "case", ZCASE, | |
| 139 | "default", ZDEFAULT, | |
| 140 | "else", ZELSE, | |
| 141 | "end", ZEND, | |
| 142 | "endif", ZENDIF, | |
| 143 | "endsw", ZENDSW, | |
| 144 | "exit", ZEXIT, | |
| 145 | "foreach", ZFOREACH, | |
| 146 | "goto", ZGOTO, | |
| 147 | "if", ZIF, | |
| 148 | "label", ZLABEL, | |
| 149 | "set", ZSET, | |
| 150 | "switch", ZSWITCH, | |
| 151 | "while", ZWHILE, | |
| 152 | 0, 0, | |
| 153 | }; | |
| 154 | ||
| 155 | char *mesg[] = { | |
| 156 | 0, | |
| 157 | "Hangup", | |
| 158 | 0, | |
| 159 | "Quit", | |
| 160 | "Illegal instruction", | |
| 161 | "Trace/BPT trap", | |
| 162 | "IOT trap", | |
| 163 | "EMT trap", | |
| 164 | "Floating exception", | |
| 165 | "Killed", | |
| 166 | "Bus error", | |
| 167 | "Segmentation violation", | |
| 168 | "Bad system call", | |
| 169 | 0, | |
| 170 | "Alarm clock", | |
| 171 | "Terminated", | |
| 172 | }; |