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/* strsig.cc
Copyright 2004, 2007, 2008, 2010, 2011 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
#include <cygtls.h>
#include <stdio.h>
#include <string.h>
struct sigdesc
{
int n;
const char *name;
const char *str;
};
#define __signals \
_s(SIGHUP, "Hangup"), /* 1 */ \
_s(SIGINT, "Interrupt"), /* 2 */ \
_s(SIGQUIT, "Quit"), /* 3 */ \
_s(SIGILL, "Illegal instruction"), /* 4 */ \
_s(SIGTRAP, "Trace/breakpoint trap"), /* 5 */ \
_s(SIGABRT, "Aborted"), /* 6 */ \
_s(SIGEMT, "EMT instruction"), /* 7 */ \
_s(SIGFPE, "Floating point exception"), /* 8 */ \
_s(SIGKILL, "Killed"), /* 9 */ \
_s(SIGBUS, "Bus error"), /* 10 */ \
_s(SIGSEGV, "Segmentation fault"), /* 11 */ \
_s(SIGSYS, "Bad system call"), /* 12 */ \
_s(SIGPIPE, "Broken pipe"), /* 13 */ \
_s(SIGALRM, "Alarm clock"), /* 14 */ \
_s(SIGTERM, "Terminated"), /* 15 */ \
_s(SIGURG, "Urgent I/O condition"), /* 16 */ \
_s(SIGSTOP, "Stopped (signal)"), /* 17 */ \
_s(SIGTSTP, "Stopped"), /* 18 */ \
_s(SIGCONT, "Continued"), /* 19 */ \
_s2(SIGCHLD, "Child exited", /* 20 */ \
SIGCLD, "Child exited"), \
_s(SIGTTIN, "Stopped (tty input)"), /* 21 */ \
_s(SIGTTOU, "Stopped (tty output)"), /* 22 */ \
_s2(SIGIO, "I/O possible", /* 23 */ \
SIGPOLL, "I/O possible"), \
_s(SIGXCPU, "CPU time limit exceeded"), /* 24 */ \
_s(SIGXFSZ, "File size limit exceeded"), /* 25 */ \
_s(SIGVTALRM, "Virtual timer expired"), /* 26 */ \
_s(SIGPROF, "Profiling timer expired"), /* 27 */ \
_s(SIGWINCH, "Window changed"), /* 28 */ \
_s2(SIGPWR, "Power failure", /* 29 */ \
SIGLOST, "Resource lost"), \
_s(SIGUSR1, "User defined signal 1"), /* 30 */ \
_s(SIGUSR2, "User defined signal 2"), /* 31 */ \
_s2(SIGRTMIN, "Real-time signal 0", /* 32 */ \
SIGRTMAX, "Real-time signal 0")
#define _s(n, s) #n
#define _s2(n, s, n1, s1) #n
const char *sys_sigabbrev[] NO_COPY_INIT =
{
NULL,
__signals
};
#undef _s
#undef _s2
#define _s(n, s) s
#define _s2(n, s, n1, s1) s
const char *sys_siglist[] NO_COPY_INIT =
{
NULL,
__signals
};
#undef _s
#undef _s2
#define _s(n, s) {n, #n, s}
#define _s2(n, s, n1, s1) {n, #n, s}, {n, #n1, #s1}
static const sigdesc siglist[] =
{
__signals,
{0, NULL, NULL}
};
extern "C" char *
strsignal (int signo)
{
const char *sigstring = "Unknown signal %d";
for (int i = 0; siglist[i].n; i++)
if (siglist[i].n == signo)
{
sigstring = siglist[i].str;
break;
}
__small_sprintf (_my_tls.locals.signamebuf, sigstring, signo);
return _my_tls.locals.signamebuf;
}
extern "C" int
strtosigno (const char *name)
{
for (int i = 0; siglist[i].n; i++)
if (strcmp (siglist[i].name, name) == 0)
return siglist[i].n;
return 0;
}
extern "C" void
psiginfo (const siginfo_t *info, const char *s)
{
if (s != NULL && *s != '\0')
fprintf (stderr, "%s: ", s);
fprintf (stderr, "%s", strsignal (info->si_signo));
if (info->si_signo > 0 && info->si_signo < NSIG)
{
switch (info->si_signo)
{
case SIGILL:
case SIGBUS:
case SIGFPE:
case SIGSEGV:
fprintf (stderr, " (%d [%p])", info->si_code, info->si_addr);
break;
case SIGCHLD:
fprintf (stderr, " (%d %d %d %ld)", info->si_code, info->si_pid,
info->si_status, info->si_uid);
break;
/* FIXME: implement si_band
case SIGPOLL:
fprintf (stderr, " (%d %ld)", info->si_code, info->si_band);
break;
*/
default:
fprintf (stderr, " (%d %d %ld)", info->si_code, info->si_pid, info->si_uid);
}
}
fprintf (stderr, "\n");
}
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