1 /*- 2 * Copyright (c) 1980, 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 static char sccsid[] = "@(#)init.c 5.12 (Berkeley) 6/27/91"; 36 #endif /* not lint */ 37 38 #if __STDC__ 39 # include <stdarg.h> 40 #else 41 # include <varargs.h> 42 #endif 43 44 #include "csh.h" 45 #include "extern.h" 46 47 #define INF 1000 48 49 struct biltins bfunc[] = 50 { 51 "@", dolet, 0, INF, 52 "alias", doalias, 0, INF, 53 "alloc", showall, 0, 1, 54 "bg", dobg, 0, INF, 55 "break", dobreak, 0, 0, 56 "breaksw", doswbrk, 0, 0, 57 "case", dozip, 0, 1, 58 "cd", dochngd, 0, INF, 59 "chdir", dochngd, 0, INF, 60 "continue", docontin, 0, 0, 61 "default", dozip, 0, 0, 62 "dirs", dodirs, 0, INF, 63 "echo", doecho, 0, INF, 64 "else", doelse, 0, INF, 65 "end", doend, 0, 0, 66 "endif", dozip, 0, 0, 67 "endsw", dozip, 0, 0, 68 "eval", doeval, 0, INF, 69 "exec", execash, 1, INF, 70 "exit", doexit, 0, INF, 71 "fg", dofg, 0, INF, 72 "foreach", doforeach, 3, INF, 73 "glob", doglob, 0, INF, 74 "goto", dogoto, 1, 1, 75 "hashstat", hashstat, 0, 0, 76 "history", dohist, 0, 2, 77 "if", doif, 1, INF, 78 "jobs", dojobs, 0, 1, 79 "kill", dokill, 1, INF, 80 "limit", dolimit, 0, 3, 81 "linedit", doecho, 0, INF, 82 "login", dologin, 0, 1, 83 "logout", dologout, 0, 0, 84 "nice", donice, 0, INF, 85 "nohup", donohup, 0, INF, 86 "notify", donotify, 0, INF, 87 "onintr", doonintr, 0, 2, 88 "popd", dopopd, 0, INF, 89 "pushd", dopushd, 0, INF, 90 "rehash", dohash, 0, 0, 91 "repeat", dorepeat, 2, INF, 92 "set", doset, 0, INF, 93 "setenv", dosetenv, 0, 2, 94 "shift", shift, 0, 1, 95 "source", dosource, 1, 2, 96 "stop", dostop, 1, INF, 97 "suspend", dosuspend, 0, 0, 98 "switch", doswitch, 1, INF, 99 "time", dotime, 0, INF, 100 "umask", doumask, 0, 1, 101 "unalias", unalias, 1, INF, 102 "unhash", dounhash, 0, 0, 103 "unlimit", dounlimit, 0, INF, 104 "unset", unset, 1, INF, 105 "unsetenv", dounsetenv, 1, INF, 106 "wait", dowait, 0, 0, 107 "while", dowhile, 1, INF, 108 }; 109 int nbfunc = sizeof bfunc / sizeof *bfunc; 110 111 struct srch srchn[] = 112 { 113 "@", T_LET, 114 "break", T_BREAK, 115 "breaksw", T_BRKSW, 116 "case", T_CASE, 117 "default", T_DEFAULT, 118 "else", T_ELSE, 119 "end", T_END, 120 "endif", T_ENDIF, 121 "endsw", T_ENDSW, 122 "exit", T_EXIT, 123 "foreach", T_FOREACH, 124 "goto", T_GOTO, 125 "if", T_IF, 126 "label", T_LABEL, 127 "set", T_SET, 128 "switch", T_SWITCH, 129 "while", T_WHILE, 130 }; 131 int nsrchn = sizeof srchn / sizeof *srchn; 132 133 struct mesg mesg[] = 134 { 135 /* 0 */ 0, "", 136 /* 1 */ "HUP", "Hangup", 137 /* 2 */ "INT", "Interrupt", 138 /* 3 */ "QUIT", "Quit", 139 /* 4 */ "ILL", "Illegal instruction", 140 /* 5 */ "TRAP", "Trace/BPT trap", 141 /* 6 */ "IOT", "IOT trap", 142 /* 7 */ "EMT", "EMT trap", 143 /* 8 */ "FPE", "Floating exception", 144 /* 9 */ "KILL", "Killed", 145 /* 10 */ "BUS", "Bus error", 146 /* 11 */ "SEGV", "Segmentation fault", 147 /* 12 */ "SYS", "Bad system call", 148 /* 13 */ "PIPE", "Broken pipe", 149 /* 14 */ "ALRM", "Alarm clock", 150 /* 15 */ "TERM", "Terminated", 151 /* 16 */ "URG", "Urgent condition on IO channel", 152 /* 17 */ "STOP", "Suspended (signal)", 153 /* 18 */ "TSTP", "Suspended", 154 /* 19 */ "CONT", "Continued", 155 /* 20 */ "CHLD", "Child exited", 156 /* 21 */ "TTIN", "Suspended (tty input)", 157 /* 22 */ "TTOU", "Suspended (tty output)", 158 /* 23 */ "IO", "IO possible interrupt", 159 /* 24 */ "XCPU", "Cputime limit exceeded", 160 /* 25 */ "XFSZ", "Filesize limit exceeded", 161 /* 26 */ "VTALRM", "Virtual time alarm", 162 /* 27 */ "PROF", "Profiling time alarm", 163 /* 28 */ "WINCH", "Window changed", 164 /* 29 */ "INFO", "Information request", 165 /* 30 */ "USR1", "User signal 1", 166 /* 31 */ "USR2", "User signal 2", 167 /* 32 */ 0, "Signal 32", 168 }; 169