commands/ash/mksignames.c

   1 /*-
   2  * Copyright (c) 1991, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Kenneth Almquist.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  */
  36
  37 #ifndef lint
  38 static char copyright[] =
  39 "@(#) Copyright (c) 1991, 1993\n\
  40         The Regents of the University of California.  All rights reserved.\n";
  41 #endif /* not lint */
  42
  43 #ifndef lint
  44 static char sccsid[] = "@(#)mksignames.c        8.1 (Berkeley) 5/31/93";
  45 #endif /* not lint */
  46
  47 /*
  48  * This program generates the signames.h and signames.c files.
  49  */
  50 #include <stdio.h>
  51 #include <stdlib.h>
  52 #include <signal.h>
  53
  54 int main(int argc, char *argv[]);
  55
  56 struct sig {
  57         int signo;              /* signal number */
  58         char *name;             /* signal name (without leading "SIG") */
  59         char *mesg;             /* description */
  60 };
  61
  62
  63 struct sig sigtab[] = {
  64         SIGHUP, "HUP", "Hangup",
  65         SIGINT, "INT", "Interrupt",     /* normally don't print message */
  66         SIGQUIT, "QUIT", "Quit",
  67         SIGILL, "ILL", "Illegal instruction",
  68         SIGTRAP, "TRAP", "Trace/BPT trap",
  69 #ifdef SIGABRT
  70         SIGABRT, "ABRT", "abort",
  71 #endif
  72 #if defined(SIGIOT) && (! defined(SIGABRT) || SIGABRT != SIGIOT)
  73         SIGIOT, "IOT", "abort",
  74 #endif
  75 #ifdef SIGEMT
  76         SIGEMT, "EMT", "EMT trap",
  77 #endif
  78         SIGFPE, "FPE", "Floating exception",
  79         SIGKILL, "KILL", "Killed",
  80         SIGBUS, "BUS", "Bus error",
  81         SIGSEGV, "SEGV", "Memory fault",
  82 #ifdef SIGSYS
  83         SIGSYS, "SYS", "Bad system call",
  84 #endif
  85         SIGPIPE, "PIPE", "Broken pipe", /* normally don't print message */
  86         SIGALRM, "ALRM", "Alarm call",
  87         SIGTERM, "TERM", "Terminated",
  88 #ifdef SIGUSR1
  89         SIGUSR1, "USR1", "User signal 1",
  90 #endif
  91 #ifdef SIGUSR2
  92         SIGUSR2, "USR2", "User signal 2",
  93 #endif
  94 #ifdef SIGCLD
  95         SIGCLD, "CLD", NULL,
  96 #endif
  97 #if defined(SIGCHLD) && ! defined(SIGCLD)
  98         SIGCHLD, "CLD", NULL,
  99 #endif
 100 #ifdef SIGPWR
 101         SIGPWR, "PWR", "Power fail",
 102 #endif
 103 #ifdef SIGPOLL
 104         SIGPOLL, "POLL", "Poll",
 105 #endif
 106         /* Now for the BSD signals */
 107 #ifdef SIGURG
 108         SIGURG, "URG", NULL,
 109 #endif
 110 #ifdef SIGSTOP
 111         SIGSTOP, "STOP", "Stopped",
 112 #endif
 113 #ifdef SIGTSTP
 114         SIGTSTP, "TSTP", "Stopped",
 115 #endif
 116 #ifdef SIGCONT
 117         SIGCONT, "CONT", NULL,
 118 #endif
 119 #ifdef SIGTTIN
 120         SIGTTIN, "TTIN", "Stopped (input)",
 121 #endif
 122 #ifdef SIGTTOU
 123         SIGTTOU, "TTOU", "Stopped (output)",
 124 #endif
 125 #ifdef SIGIO
 126         SIGIO, "IO", NULL,
 127 #endif
 128 #ifdef SIGXCPU
 129         SIGXCPU, "XCPU", "Time limit exceeded",
 130 #endif
 131 #ifdef SIGXFSZ
 132         SIGXFSZ, "XFSZ", NULL,
 133 #endif
 134 #ifdef SIGVTALRM
 135         SIGVTALRM, "VTALARM", "Virtual alarm",
 136 #endif
 137 #ifdef SIGPROF
 138         SIGPROF, "PROF", "Profiling alarm",
 139 #endif
 140 #ifdef SIGWINCH
 141         SIGWINCH, "WINCH", NULL,
 142 #endif
 143         0, NULL, NULL
 144 };
 145
 146
 147 #define MAXSIG 64
 148
 149
 150 char *sigmesg[MAXSIG + 1];
 151
 152
 153 char writer[] = "\
 154 /*\n\
 155  * This file was generated by the mksignames program.\n\
 156  */\n\
 157 \n";
 158
 159
 160
 161 main(argc, argv)  char **argv; {
 162         FILE *cfile, *hfile;
 163         struct sig *sigp;
 164         int maxsig;
 165         int i;
 166
 167         if ((cfile = fopen("signames.c", "w")) == NULL) {
 168                 fputs("Can't create signames.c\n", stderr);
 169                 exit(2);
 170         }
 171         if ((hfile = fopen("signames.h", "w")) == NULL) {
 172                 fputs("Can't create signames.h\n", stderr);
 173                 exit(2);
 174         }
 175         maxsig = 0;
 176         for (sigp = sigtab ; sigp->signo != 0 ; sigp++) {
 177                 if (sigp->signo < 0 || sigp->signo > MAXSIG)
 178                         continue;
 179                 sigmesg[sigp->signo] = sigp->mesg;
 180                 if (maxsig < sigp->signo)
 181                         maxsig = sigp->signo;
 182         }
 183
 184         fputs(writer, hfile);
 185         fprintf(hfile, "#define MAXSIG %d\n\n", maxsig);
 186         fprintf(hfile, "extern char *const sigmesg[MAXSIG+1];\n");
 187
 188         fputs(writer, cfile);
 189         fprintf(cfile, "#include \"shell.h\"\n\n");
 190         fprintf(cfile, "char *const sigmesg[%d] = {\n", maxsig + 1);
 191         for (i = 0 ; i <= maxsig ; i++) {
 192                 if (sigmesg[i] == NULL) {
 193                         fprintf(cfile, "      0,\n");
 194                 } else {
 195                         fprintf(cfile, "      \"%s\",\n", sigmesg[i]);
 196                 }
 197         }
 198         fprintf(cfile, "};\n");
 199         exit(0);
 200 }
 201
 202 /*
 203  * $PchId: mksignames.c,v 1.2 2001/05/14 19:22:26 philip Exp $
 204  */