2f7a5c89cc
(psignal): Export. (sys_siglist): Export. * posix.sgml (std-notimpl): Move psiginfo and psignal from here... (std-susv4): ... to here. (std-deprec): Add sys_siglist. * strsig.cc (sys_siglist): New array. (psiginfo): New function. * include/cygwin/signal.h (sys_siglist): Declare. (psiginfo): Declare. * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
146 lines
3.7 KiB
C++
146 lines
3.7 KiB
C++
/* strsig.cc
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Copyright 2004, 2007, 2008, 2010, 2011 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include "winsup.h"
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#include <cygtls.h>
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#include <stdio.h>
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#include <string.h>
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struct sigdesc
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{
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int n;
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const char *name;
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const char *str;
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};
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#define __signals \
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_s(SIGHUP, "Hangup"), /* 1 */ \
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_s(SIGINT, "Interrupt"), /* 2 */ \
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_s(SIGQUIT, "Quit"), /* 3 */ \
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_s(SIGILL, "Illegal instruction"), /* 4 */ \
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_s(SIGTRAP, "Trace/breakpoint trap"), /* 5 */ \
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_s(SIGABRT, "Aborted"), /* 6 */ \
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_s(SIGEMT, "EMT instruction"), /* 7 */ \
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_s(SIGFPE, "Floating point exception"), /* 8 */ \
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_s(SIGKILL, "Killed"), /* 9 */ \
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_s(SIGBUS, "Bus error"), /* 10 */ \
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_s(SIGSEGV, "Segmentation fault"), /* 11 */ \
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_s(SIGSYS, "Bad system call"), /* 12 */ \
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_s(SIGPIPE, "Broken pipe"), /* 13 */ \
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_s(SIGALRM, "Alarm clock"), /* 14 */ \
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_s(SIGTERM, "Terminated"), /* 15 */ \
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_s(SIGURG, "Urgent I/O condition"), /* 16 */ \
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_s(SIGSTOP, "Stopped (signal)"), /* 17 */ \
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_s(SIGTSTP, "Stopped"), /* 18 */ \
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_s(SIGCONT, "Continued"), /* 19 */ \
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_s2(SIGCHLD, "Child exited", /* 20 */ \
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SIGCLD, "Child exited"), \
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_s(SIGTTIN, "Stopped (tty input)"), /* 21 */ \
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_s(SIGTTOU, "Stopped (tty output)"), /* 22 */ \
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_s2(SIGIO, "I/O possible", /* 23 */ \
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SIGPOLL, "I/O possible"), \
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_s(SIGXCPU, "CPU time limit exceeded"), /* 24 */ \
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_s(SIGXFSZ, "File size limit exceeded"), /* 25 */ \
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_s(SIGVTALRM, "Virtual timer expired"), /* 26 */ \
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_s(SIGPROF, "Profiling timer expired"), /* 27 */ \
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_s(SIGWINCH, "Window changed"), /* 28 */ \
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_s2(SIGPWR, "Power failure", /* 29 */ \
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SIGLOST, "Resource lost"), \
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_s(SIGUSR1, "User defined signal 1"), /* 30 */ \
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_s(SIGUSR2, "User defined signal 2"), /* 31 */ \
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_s2(SIGRTMIN, "Real-time signal 0", /* 32 */ \
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SIGRTMAX, "Real-time signal 0")
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#define _s(n, s) #n
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#define _s2(n, s, n1, s1) #n
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const char *sys_sigabbrev[] NO_COPY_INIT =
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{
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NULL,
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__signals
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};
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#undef _s
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#undef _s2
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#define _s(n, s) s
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#define _s2(n, s, n1, s1) s
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const char *sys_siglist[] NO_COPY_INIT =
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{
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NULL,
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__signals
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};
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#undef _s
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#undef _s2
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#define _s(n, s) {n, #n, s}
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#define _s2(n, s, n1, s1) {n, #n, s}, {n, #n1, #s1}
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static const sigdesc siglist[] =
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{
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__signals,
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{0, NULL, NULL}
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};
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extern "C" char *
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strsignal (int signo)
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{
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const char *sigstring = "Unknown signal %d";
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for (int i = 0; siglist[i].n; i++)
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if (siglist[i].n == signo)
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{
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sigstring = siglist[i].str;
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break;
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}
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__small_sprintf (_my_tls.locals.signamebuf, sigstring, signo);
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return _my_tls.locals.signamebuf;
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}
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extern "C" int
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strtosigno (const char *name)
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{
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for (int i = 0; siglist[i].n; i++)
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if (strcmp (siglist[i].name, name) == 0)
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return siglist[i].n;
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return 0;
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}
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extern "C" void
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psiginfo (const siginfo_t *info, const char *s)
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{
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if (s != NULL && *s != '\0')
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fprintf (stderr, "%s: ", s);
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fprintf (stderr, "%s", strsignal (info->si_signo));
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if (info->si_signo > 0 && info->si_signo < NSIG)
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{
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switch (info->si_signo)
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{
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case SIGILL:
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case SIGBUS:
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case SIGFPE:
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case SIGSEGV:
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fprintf (stderr, " (%d [%p])", info->si_code, info->si_addr);
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break;
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case SIGCHLD:
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fprintf (stderr, " (%d %d %d %ld)", info->si_code, info->si_pid,
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info->si_status, info->si_uid);
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break;
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/* FIXME: implement si_band
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case SIGPOLL:
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fprintf (stderr, " (%d %ld)", info->si_code, info->si_band);
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break;
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*/
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default:
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fprintf (stderr, " (%d %d %ld)", info->si_code, info->si_pid, info->si_uid);
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}
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}
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fprintf (stderr, "\n");
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}
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