source: trunk/minix/commands/ash/mksignames.c@ 15

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Kenneth Almquist.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1991 The Regents of the University of California.\n\
 All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)mksignames.c        5.1 (Berkeley) 3/7/91";
#endif /* not lint */

/*
 * This program generates the signames.h and signames.c files.
 */
#include <sys/types.h>
#include <stdio.h>
#include <signal.h>



struct sig {
        int signo;              /* signal number */
        char *name;             /* signal name (without leading "SIG") */
        char *mesg;             /* description */
};


struct sig sigtab[] = {
        SIGHUP, "HUP", "Hangup",
        SIGINT, "INT", "Interrupt",     /* normally don't print message */
        SIGQUIT, "QUIT", "Quit",
        SIGILL, "ILL", "Illegal instruction",
        SIGTRAP, "TRAP", "Trace/BPT trap",
#ifdef SIGABRT
        SIGABRT, "ABRT", "abort",
#endif
#if defined(SIGIOT) && (! defined(SIGABRT) || SIGABRT != SIGIOT)
        SIGIOT, "IOT", "abort",
#endif
#ifdef SIGEMT
        SIGEMT, "EMT", "EMT trap",
#endif
        SIGFPE, "FPE", "Floating exception",
        SIGKILL, "KILL", "Killed",
        SIGBUS, "BUS", "Bus error",
        SIGSEGV, "SEGV", "Memory fault",
#ifdef SIGSYS
        SIGSYS, "SYS", "Bad system call",
#endif
        SIGPIPE, "PIPE", "Broken pipe", /* normally don't print message */
        SIGALRM, "ALRM", "Alarm call",
        SIGTERM, "TERM", "Terminated",
#ifdef SIGUSR1
        SIGUSR1, "USR1", "User signal 1",
#endif
#ifdef SIGUSR2
        SIGUSR2, "USR2", "User signal 2",
#endif
#ifdef SIGCLD
        SIGCLD, "CLD", NULL,
#endif
#if defined(SIGCHLD) && ! defined(SIGCLD)
        SIGCHLD, "CLD", NULL,
#endif
#ifdef SIGPWR
        SIGPWR, "PWR", "Power fail",
#endif
#ifdef SIGPOLL
        SIGPOLL, "POLL", "Poll",
#endif
        /* Now for the BSD signals */
#ifdef SIGURG
        SIGURG, "URG", NULL,
#endif
#ifdef SIGSTOP
        SIGSTOP, "STOP", "Stopped",
#endif
#ifdef SIGTSTP
        SIGTSTP, "TSTP", "Stopped",
#endif
#ifdef SIGCONT
        SIGCONT, "CONT", NULL,
#endif
#ifdef SIGTTIN
        SIGTTIN, "TTIN", "Stopped (input)",
#endif
#ifdef SIGTTOU
        SIGTTOU, "TTOU", "Stopped (output)",
#endif
#ifdef SIGIO
        SIGIO, "IO", NULL,
#endif
#ifdef SIGXCPU
        SIGXCPU, "XCPU", "Time limit exceeded",
#endif
#ifdef SIGXFSZ
        SIGXFSZ, "XFSZ", NULL,
#endif
#ifdef SIGVTALARM
        SIGVTALARM, "VTALARM", "Virtual alarm",
#endif
#ifdef SIGPROF
        SIGPROF, "PROF", "Profiling alarm",
#endif
#ifdef SIGWINCH
        SIGWINCH, "WINCH", NULL,
#endif
        0, NULL, NULL
};


#define MAXSIG 64


char *sigmesg[MAXSIG + 1];


char writer[] = "\
/*\n\
 * This file was generated by the mksignames program.\n\
 */\n\
\n";



main(argc, argv)  char **argv; {
        FILE *cfile, *hfile;    
        struct sig *sigp;
        int maxsig;
        int i;

        if ((cfile = fopen("signames.c", "w")) == NULL) {
                fputs("Can't create signames.c\n", stderr);
                exit(2);
        }
        if ((hfile = fopen("signames.h", "w")) == NULL) {
                fputs("Can't create signames.h\n", stderr);
                exit(2);
        }
        maxsig = 0;
        for (sigp = sigtab ; sigp->signo != 0 ; sigp++) {
                if (sigp->signo < 0 || sigp->signo > MAXSIG)
                        continue;
                sigmesg[sigp->signo] = sigp->mesg;
                if (maxsig < sigp->signo)
                        maxsig = sigp->signo;
        }

        fputs(writer, hfile);
        fprintf(hfile, "#define MAXSIG %d\n\n", maxsig);
        fprintf(hfile, "extern char *const sigmesg[MAXSIG+1];\n");

        fputs(writer, cfile);
        fprintf(cfile, "#include \"shell.h\"\n\n");
        fprintf(cfile, "char *const sigmesg[%d] = {\n", maxsig + 1);
        for (i = 0 ; i <= maxsig ; i++) {
                if (sigmesg[i] == NULL) {
                        fprintf(cfile, "      0,\n");
                } else {
                        fprintf(cfile, "      \"%s\",\n", sigmesg[i]);
                }
        }
        fprintf(cfile, "};\n");
        exit(0);
}