str2sig.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
#pragma weak str2sig = _str2sig
#pragma weak sig2str = _sig2str
#include "synonyms.h"
#include <string.h>
#include <stdlib.h>
#include <signal.h>
#include <sys/types.h>
#include <errno.h>
typedef struct signame {
const char *sigstr;
const int signum;
} signame_t;
static signame_t signames[] = {
{ "EXIT", 0 },
{ "HUP", SIGHUP },
{ "INT", SIGINT },
{ "QUIT", SIGQUIT },
{ "ILL", SIGILL },
{ "TRAP", SIGTRAP },
{ "ABRT", SIGABRT },
{ "IOT", SIGIOT },
{ "EMT", SIGEMT },
{ "FPE", SIGFPE },
{ "KILL", SIGKILL },
{ "BUS", SIGBUS },
{ "SEGV", SIGSEGV },
{ "SYS", SIGSYS },
{ "PIPE", SIGPIPE },
{ "ALRM", SIGALRM },
{ "TERM", SIGTERM },
{ "USR1", SIGUSR1 },
{ "USR2", SIGUSR2 },
{ "CLD", SIGCLD },
{ "CHLD", SIGCHLD },
{ "PWR", SIGPWR },
{ "WINCH", SIGWINCH },
{ "URG", SIGURG },
{ "POLL", SIGPOLL },
{ "IO", SIGPOLL },
{ "STOP", SIGSTOP },
{ "TSTP", SIGTSTP },
{ "CONT", SIGCONT },
{ "TTIN", SIGTTIN },
{ "TTOU", SIGTTOU },
{ "VTALRM", SIGVTALRM },
{ "PROF", SIGPROF },
{ "XCPU", SIGXCPU },
{ "XFSZ", SIGXFSZ },
{ "WAITING", SIGWAITING },
{ "LWP", SIGLWP },
{ "FREEZE", SIGFREEZE },
{ "THAW", SIGTHAW },
{ "CANCEL", SIGCANCEL },
{ "LOST", SIGLOST },
{ "XRES", SIGXRES },
{ "JVM1", SIGJVM1 },
{ "JVM2", SIGJVM2 },
{ "RTMIN", _SIGRTMIN },
{ "RTMIN+1", _SIGRTMIN+1 },
{ "RTMIN+2", _SIGRTMIN+2 },
{ "RTMIN+3", _SIGRTMIN+3 },
{ "RTMAX-3", _SIGRTMAX-3 },
{ "RTMAX-2", _SIGRTMAX-2 },
{ "RTMAX-1", _SIGRTMAX-1 },
{ "RTMAX", _SIGRTMAX },
};
#define SIGCNT (sizeof (signames) / sizeof (struct signame))
static int str2long(const char *, long *);
static int
str2long(const char *p, long *val)
{
char *q;
int error;
int saved_errno = errno;
errno = 0;
*val = strtol(p, &q, 10);
error = ((errno != 0 || q == p || *q != '\0') ? -1 : 0);
errno = saved_errno;
return (error);
}
int
str2sig(const char *s, int *sigp)
{
const struct signame *sp;
if (*s >= '0' && *s <= '9') {
long val;
if (str2long(s, &val) == -1)
return (-1);
for (sp = signames; sp < &signames[SIGCNT]; sp++) {
if (sp->signum == val) {
*sigp = sp->signum;
return (0);
}
}
return (-1);
} else {
for (sp = signames; sp < &signames[SIGCNT]; sp++) {
if (strcmp(sp->sigstr, s) == 0) {
*sigp = sp->signum;
return (0);
}
}
return (-1);
}
}
int
sig2str(int i, char *s)
{
const struct signame *sp;
for (sp = signames; sp < &signames[SIGCNT]; sp++) {
if (sp->signum == i) {
(void) strcpy(s, sp->sigstr);
return (0);
}
}
return (-1);
}