838 lines
22 KiB
C
838 lines
22 KiB
C
/* Target signal translation functions for GDB.
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Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
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2000, 2001 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "target.h"
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#include <signal.h>
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/* This table must match in order and size the signals in enum target_signal
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in target.h. */
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/* *INDENT-OFF* */
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static struct {
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char *name;
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char *string;
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} signals [] =
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{
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{"0", "Signal 0"},
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{"SIGHUP", "Hangup"},
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{"SIGINT", "Interrupt"},
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{"SIGQUIT", "Quit"},
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{"SIGILL", "Illegal instruction"},
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{"SIGTRAP", "Trace/breakpoint trap"},
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{"SIGABRT", "Aborted"},
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{"SIGEMT", "Emulation trap"},
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{"SIGFPE", "Arithmetic exception"},
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{"SIGKILL", "Killed"},
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{"SIGBUS", "Bus error"},
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{"SIGSEGV", "Segmentation fault"},
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{"SIGSYS", "Bad system call"},
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{"SIGPIPE", "Broken pipe"},
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{"SIGALRM", "Alarm clock"},
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{"SIGTERM", "Terminated"},
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{"SIGURG", "Urgent I/O condition"},
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{"SIGSTOP", "Stopped (signal)"},
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{"SIGTSTP", "Stopped (user)"},
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{"SIGCONT", "Continued"},
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{"SIGCHLD", "Child status changed"},
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{"SIGTTIN", "Stopped (tty input)"},
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{"SIGTTOU", "Stopped (tty output)"},
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{"SIGIO", "I/O possible"},
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{"SIGXCPU", "CPU time limit exceeded"},
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{"SIGXFSZ", "File size limit exceeded"},
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{"SIGVTALRM", "Virtual timer expired"},
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{"SIGPROF", "Profiling timer expired"},
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{"SIGWINCH", "Window size changed"},
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{"SIGLOST", "Resource lost"},
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{"SIGUSR1", "User defined signal 1"},
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{"SIGUSR2", "User defined signal 2"},
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{"SIGPWR", "Power fail/restart"},
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{"SIGPOLL", "Pollable event occurred"},
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{"SIGWIND", "SIGWIND"},
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{"SIGPHONE", "SIGPHONE"},
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{"SIGWAITING", "Process's LWPs are blocked"},
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{"SIGLWP", "Signal LWP"},
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{"SIGDANGER", "Swap space dangerously low"},
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{"SIGGRANT", "Monitor mode granted"},
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{"SIGRETRACT", "Need to relinquish monitor mode"},
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{"SIGMSG", "Monitor mode data available"},
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{"SIGSOUND", "Sound completed"},
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{"SIGSAK", "Secure attention"},
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{"SIGPRIO", "SIGPRIO"},
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{"SIG33", "Real-time event 33"},
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{"SIG34", "Real-time event 34"},
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{"SIG35", "Real-time event 35"},
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{"SIG36", "Real-time event 36"},
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{"SIG37", "Real-time event 37"},
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{"SIG38", "Real-time event 38"},
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{"SIG39", "Real-time event 39"},
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{"SIG40", "Real-time event 40"},
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{"SIG41", "Real-time event 41"},
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{"SIG42", "Real-time event 42"},
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{"SIG43", "Real-time event 43"},
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{"SIG44", "Real-time event 44"},
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{"SIG45", "Real-time event 45"},
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{"SIG46", "Real-time event 46"},
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{"SIG47", "Real-time event 47"},
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{"SIG48", "Real-time event 48"},
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{"SIG49", "Real-time event 49"},
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{"SIG50", "Real-time event 50"},
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{"SIG51", "Real-time event 51"},
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{"SIG52", "Real-time event 52"},
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{"SIG53", "Real-time event 53"},
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{"SIG54", "Real-time event 54"},
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{"SIG55", "Real-time event 55"},
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{"SIG56", "Real-time event 56"},
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{"SIG57", "Real-time event 57"},
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{"SIG58", "Real-time event 58"},
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{"SIG59", "Real-time event 59"},
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{"SIG60", "Real-time event 60"},
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{"SIG61", "Real-time event 61"},
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{"SIG62", "Real-time event 62"},
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{"SIG63", "Real-time event 63"},
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{"SIGCANCEL", "LWP internal signal"},
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{"SIG32", "Real-time event 32"},
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{"SIG64", "Real-time event 64"},
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{"SIG65", "Real-time event 65"},
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{"SIG66", "Real-time event 66"},
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{"SIG67", "Real-time event 67"},
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{"SIG68", "Real-time event 68"},
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{"SIG69", "Real-time event 69"},
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{"SIG70", "Real-time event 70"},
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{"SIG71", "Real-time event 71"},
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{"SIG72", "Real-time event 72"},
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{"SIG73", "Real-time event 73"},
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{"SIG74", "Real-time event 74"},
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{"SIG75", "Real-time event 75"},
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{"SIG76", "Real-time event 76"},
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{"SIG77", "Real-time event 77"},
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{"SIG78", "Real-time event 78"},
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{"SIG79", "Real-time event 79"},
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{"SIG80", "Real-time event 80"},
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{"SIG81", "Real-time event 81"},
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{"SIG82", "Real-time event 82"},
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{"SIG83", "Real-time event 83"},
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{"SIG84", "Real-time event 84"},
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{"SIG85", "Real-time event 85"},
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{"SIG86", "Real-time event 86"},
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{"SIG87", "Real-time event 87"},
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{"SIG88", "Real-time event 88"},
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{"SIG89", "Real-time event 89"},
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{"SIG90", "Real-time event 90"},
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{"SIG91", "Real-time event 91"},
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{"SIG92", "Real-time event 92"},
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{"SIG93", "Real-time event 93"},
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{"SIG94", "Real-time event 94"},
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{"SIG95", "Real-time event 95"},
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{"SIG96", "Real-time event 96"},
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{"SIG97", "Real-time event 97"},
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{"SIG98", "Real-time event 98"},
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{"SIG99", "Real-time event 99"},
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{"SIG100", "Real-time event 100"},
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{"SIG101", "Real-time event 101"},
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{"SIG102", "Real-time event 102"},
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{"SIG103", "Real-time event 103"},
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{"SIG104", "Real-time event 104"},
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{"SIG105", "Real-time event 105"},
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{"SIG106", "Real-time event 106"},
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{"SIG107", "Real-time event 107"},
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{"SIG108", "Real-time event 108"},
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{"SIG109", "Real-time event 109"},
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{"SIG110", "Real-time event 110"},
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{"SIG111", "Real-time event 111"},
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{"SIG112", "Real-time event 112"},
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{"SIG113", "Real-time event 113"},
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{"SIG114", "Real-time event 114"},
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{"SIG115", "Real-time event 115"},
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{"SIG116", "Real-time event 116"},
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{"SIG117", "Real-time event 117"},
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{"SIG118", "Real-time event 118"},
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{"SIG119", "Real-time event 119"},
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{"SIG120", "Real-time event 120"},
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{"SIG121", "Real-time event 121"},
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{"SIG122", "Real-time event 122"},
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{"SIG123", "Real-time event 123"},
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{"SIG124", "Real-time event 124"},
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{"SIG125", "Real-time event 125"},
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{"SIG126", "Real-time event 126"},
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{"SIG127", "Real-time event 127"},
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#if defined(MACH) || defined(__MACH__)
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/* Mach exceptions */
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{"EXC_BAD_ACCESS", "Could not access memory"},
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{"EXC_BAD_INSTRUCTION", "Illegal instruction/operand"},
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{"EXC_ARITHMETIC", "Arithmetic exception"},
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{"EXC_EMULATION", "Emulation instruction"},
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{"EXC_SOFTWARE", "Software generated exception"},
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{"EXC_BREAKPOINT", "Breakpoint"},
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#endif
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{"SIGINFO", "Information request"},
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{NULL, "Unknown signal"},
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{NULL, "Internal error: printing TARGET_SIGNAL_DEFAULT"},
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/* Last entry, used to check whether the table is the right size. */
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{NULL, "TARGET_SIGNAL_MAGIC"}
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};
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/* *INDENT-ON* */
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/* Return the string for a signal. */
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char *
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target_signal_to_string (enum target_signal sig)
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{
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if ((sig >= TARGET_SIGNAL_FIRST) && (sig <= TARGET_SIGNAL_LAST))
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return signals[sig].string;
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else
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return signals[TARGET_SIGNAL_UNKNOWN].string;
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}
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/* Return the name for a signal. */
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char *
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target_signal_to_name (enum target_signal sig)
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{
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if ((sig >= TARGET_SIGNAL_FIRST) && (sig <= TARGET_SIGNAL_LAST)
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&& signals[sig].name != NULL)
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return signals[sig].name;
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else
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/* I think the code which prints this will always print it along
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with the string, so no need to be verbose (very old comment). */
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return "?";
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}
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/* Given a name, return its signal. */
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enum target_signal
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target_signal_from_name (char *name)
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{
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enum target_signal sig;
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/* It's possible we also should allow "SIGCLD" as well as "SIGCHLD"
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for TARGET_SIGNAL_SIGCHLD. SIGIOT, on the other hand, is more
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questionable; seems like by now people should call it SIGABRT
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instead. */
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/* This ugly cast brought to you by the native VAX compiler. */
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for (sig = TARGET_SIGNAL_HUP;
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signals[sig].name != NULL;
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sig = (enum target_signal) ((int) sig + 1))
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if (STREQ (name, signals[sig].name))
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return sig;
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return TARGET_SIGNAL_UNKNOWN;
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}
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/* The following functions are to help certain targets deal
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with the signal/waitstatus stuff. They could just as well be in
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a file called native-utils.c or unixwaitstatus-utils.c or whatever. */
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/* Convert host signal to our signals. */
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enum target_signal
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target_signal_from_host (int hostsig)
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{
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/* A switch statement would make sense but would require special kludges
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to deal with the cases where more than one signal has the same number. */
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if (hostsig == 0)
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return TARGET_SIGNAL_0;
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#if defined (SIGHUP)
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if (hostsig == SIGHUP)
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return TARGET_SIGNAL_HUP;
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#endif
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#if defined (SIGINT)
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if (hostsig == SIGINT)
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return TARGET_SIGNAL_INT;
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#endif
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#if defined (SIGQUIT)
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if (hostsig == SIGQUIT)
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return TARGET_SIGNAL_QUIT;
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#endif
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#if defined (SIGILL)
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if (hostsig == SIGILL)
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return TARGET_SIGNAL_ILL;
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#endif
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#if defined (SIGTRAP)
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if (hostsig == SIGTRAP)
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return TARGET_SIGNAL_TRAP;
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#endif
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#if defined (SIGABRT)
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if (hostsig == SIGABRT)
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return TARGET_SIGNAL_ABRT;
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#endif
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#if defined (SIGEMT)
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if (hostsig == SIGEMT)
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return TARGET_SIGNAL_EMT;
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#endif
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#if defined (SIGFPE)
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if (hostsig == SIGFPE)
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return TARGET_SIGNAL_FPE;
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#endif
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#if defined (SIGKILL)
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if (hostsig == SIGKILL)
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return TARGET_SIGNAL_KILL;
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#endif
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#if defined (SIGBUS)
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if (hostsig == SIGBUS)
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return TARGET_SIGNAL_BUS;
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#endif
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#if defined (SIGSEGV)
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if (hostsig == SIGSEGV)
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return TARGET_SIGNAL_SEGV;
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#endif
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#if defined (SIGSYS)
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if (hostsig == SIGSYS)
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return TARGET_SIGNAL_SYS;
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#endif
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#if defined (SIGPIPE)
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if (hostsig == SIGPIPE)
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return TARGET_SIGNAL_PIPE;
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#endif
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#if defined (SIGALRM)
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if (hostsig == SIGALRM)
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return TARGET_SIGNAL_ALRM;
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#endif
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#if defined (SIGTERM)
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if (hostsig == SIGTERM)
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return TARGET_SIGNAL_TERM;
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#endif
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#if defined (SIGUSR1)
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if (hostsig == SIGUSR1)
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return TARGET_SIGNAL_USR1;
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#endif
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#if defined (SIGUSR2)
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if (hostsig == SIGUSR2)
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return TARGET_SIGNAL_USR2;
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#endif
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#if defined (SIGCLD)
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if (hostsig == SIGCLD)
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return TARGET_SIGNAL_CHLD;
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#endif
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#if defined (SIGCHLD)
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if (hostsig == SIGCHLD)
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return TARGET_SIGNAL_CHLD;
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#endif
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#if defined (SIGPWR)
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if (hostsig == SIGPWR)
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return TARGET_SIGNAL_PWR;
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#endif
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#if defined (SIGWINCH)
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if (hostsig == SIGWINCH)
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return TARGET_SIGNAL_WINCH;
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#endif
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#if defined (SIGURG)
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if (hostsig == SIGURG)
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return TARGET_SIGNAL_URG;
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#endif
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#if defined (SIGIO)
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if (hostsig == SIGIO)
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return TARGET_SIGNAL_IO;
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#endif
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#if defined (SIGPOLL)
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if (hostsig == SIGPOLL)
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return TARGET_SIGNAL_POLL;
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#endif
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#if defined (SIGSTOP)
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if (hostsig == SIGSTOP)
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return TARGET_SIGNAL_STOP;
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#endif
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#if defined (SIGTSTP)
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if (hostsig == SIGTSTP)
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return TARGET_SIGNAL_TSTP;
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#endif
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#if defined (SIGCONT)
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if (hostsig == SIGCONT)
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return TARGET_SIGNAL_CONT;
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#endif
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#if defined (SIGTTIN)
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if (hostsig == SIGTTIN)
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return TARGET_SIGNAL_TTIN;
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#endif
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#if defined (SIGTTOU)
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if (hostsig == SIGTTOU)
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return TARGET_SIGNAL_TTOU;
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#endif
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#if defined (SIGVTALRM)
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if (hostsig == SIGVTALRM)
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return TARGET_SIGNAL_VTALRM;
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#endif
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#if defined (SIGPROF)
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if (hostsig == SIGPROF)
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return TARGET_SIGNAL_PROF;
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#endif
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#if defined (SIGXCPU)
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if (hostsig == SIGXCPU)
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return TARGET_SIGNAL_XCPU;
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#endif
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#if defined (SIGXFSZ)
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if (hostsig == SIGXFSZ)
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return TARGET_SIGNAL_XFSZ;
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#endif
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#if defined (SIGWIND)
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if (hostsig == SIGWIND)
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return TARGET_SIGNAL_WIND;
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#endif
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#if defined (SIGPHONE)
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if (hostsig == SIGPHONE)
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return TARGET_SIGNAL_PHONE;
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#endif
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#if defined (SIGLOST)
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if (hostsig == SIGLOST)
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return TARGET_SIGNAL_LOST;
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#endif
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#if defined (SIGWAITING)
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if (hostsig == SIGWAITING)
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return TARGET_SIGNAL_WAITING;
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#endif
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#if defined (SIGCANCEL)
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if (hostsig == SIGCANCEL)
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return TARGET_SIGNAL_CANCEL;
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#endif
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#if defined (SIGLWP)
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if (hostsig == SIGLWP)
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return TARGET_SIGNAL_LWP;
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#endif
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#if defined (SIGDANGER)
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if (hostsig == SIGDANGER)
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return TARGET_SIGNAL_DANGER;
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#endif
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#if defined (SIGGRANT)
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if (hostsig == SIGGRANT)
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return TARGET_SIGNAL_GRANT;
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#endif
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#if defined (SIGRETRACT)
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if (hostsig == SIGRETRACT)
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return TARGET_SIGNAL_RETRACT;
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#endif
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#if defined (SIGMSG)
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if (hostsig == SIGMSG)
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return TARGET_SIGNAL_MSG;
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#endif
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#if defined (SIGSOUND)
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if (hostsig == SIGSOUND)
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return TARGET_SIGNAL_SOUND;
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#endif
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#if defined (SIGSAK)
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if (hostsig == SIGSAK)
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return TARGET_SIGNAL_SAK;
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#endif
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#if defined (SIGPRIO)
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if (hostsig == SIGPRIO)
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return TARGET_SIGNAL_PRIO;
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#endif
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/* Mach exceptions. Assumes that the values for EXC_ are positive! */
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#if defined (EXC_BAD_ACCESS) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_BAD_ACCESS)
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return TARGET_EXC_BAD_ACCESS;
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#endif
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#if defined (EXC_BAD_INSTRUCTION) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_BAD_INSTRUCTION)
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return TARGET_EXC_BAD_INSTRUCTION;
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#endif
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#if defined (EXC_ARITHMETIC) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_ARITHMETIC)
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return TARGET_EXC_ARITHMETIC;
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#endif
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#if defined (EXC_EMULATION) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_EMULATION)
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return TARGET_EXC_EMULATION;
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#endif
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#if defined (EXC_SOFTWARE) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_SOFTWARE)
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return TARGET_EXC_SOFTWARE;
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#endif
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#if defined (EXC_BREAKPOINT) && defined (_NSIG)
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if (hostsig == _NSIG + EXC_BREAKPOINT)
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return TARGET_EXC_BREAKPOINT;
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#endif
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#if defined (SIGINFO)
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if (hostsig == SIGINFO)
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return TARGET_SIGNAL_INFO;
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#endif
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#if defined (REALTIME_LO)
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if (hostsig >= REALTIME_LO && hostsig < REALTIME_HI)
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{
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/* This block of TARGET_SIGNAL_REALTIME value is in order. */
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if (33 <= hostsig && hostsig <= 63)
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return (enum target_signal)
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(hostsig - 33 + (int) TARGET_SIGNAL_REALTIME_33);
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else if (hostsig == 32)
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return TARGET_SIGNAL_REALTIME_32;
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else if (64 <= hostsig && hostsig <= 127)
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return (enum target_signal)
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(hostsig - 64 + (int) TARGET_SIGNAL_REALTIME_64);
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else
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error ("GDB bug: target.c (target_signal_from_host): unrecognized real-time signal");
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}
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#endif
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#if defined (SIGRTMIN)
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if (hostsig >= SIGRTMIN && hostsig <= SIGRTMAX)
|
||
{
|
||
/* This block of TARGET_SIGNAL_REALTIME value is in order. */
|
||
if (33 <= hostsig && hostsig <= 63)
|
||
return (enum target_signal)
|
||
(hostsig - 33 + (int) TARGET_SIGNAL_REALTIME_33);
|
||
else if (hostsig == 64)
|
||
return TARGET_SIGNAL_REALTIME_64;
|
||
else
|
||
error ("GDB bug: target.c (target_signal_from_host): unrecognized real-time signal");
|
||
}
|
||
#endif
|
||
return TARGET_SIGNAL_UNKNOWN;
|
||
}
|
||
|
||
/* Convert a OURSIG (an enum target_signal) to the form used by the
|
||
target operating system (refered to as the ``host'') or zero if the
|
||
equivalent host signal is not available. Set/clear OURSIG_OK
|
||
accordingly. */
|
||
|
||
static int
|
||
do_target_signal_to_host (enum target_signal oursig,
|
||
int *oursig_ok)
|
||
{
|
||
*oursig_ok = 1;
|
||
switch (oursig)
|
||
{
|
||
case TARGET_SIGNAL_0:
|
||
return 0;
|
||
|
||
#if defined (SIGHUP)
|
||
case TARGET_SIGNAL_HUP:
|
||
return SIGHUP;
|
||
#endif
|
||
#if defined (SIGINT)
|
||
case TARGET_SIGNAL_INT:
|
||
return SIGINT;
|
||
#endif
|
||
#if defined (SIGQUIT)
|
||
case TARGET_SIGNAL_QUIT:
|
||
return SIGQUIT;
|
||
#endif
|
||
#if defined (SIGILL)
|
||
case TARGET_SIGNAL_ILL:
|
||
return SIGILL;
|
||
#endif
|
||
#if defined (SIGTRAP)
|
||
case TARGET_SIGNAL_TRAP:
|
||
return SIGTRAP;
|
||
#endif
|
||
#if defined (SIGABRT)
|
||
case TARGET_SIGNAL_ABRT:
|
||
return SIGABRT;
|
||
#endif
|
||
#if defined (SIGEMT)
|
||
case TARGET_SIGNAL_EMT:
|
||
return SIGEMT;
|
||
#endif
|
||
#if defined (SIGFPE)
|
||
case TARGET_SIGNAL_FPE:
|
||
return SIGFPE;
|
||
#endif
|
||
#if defined (SIGKILL)
|
||
case TARGET_SIGNAL_KILL:
|
||
return SIGKILL;
|
||
#endif
|
||
#if defined (SIGBUS)
|
||
case TARGET_SIGNAL_BUS:
|
||
return SIGBUS;
|
||
#endif
|
||
#if defined (SIGSEGV)
|
||
case TARGET_SIGNAL_SEGV:
|
||
return SIGSEGV;
|
||
#endif
|
||
#if defined (SIGSYS)
|
||
case TARGET_SIGNAL_SYS:
|
||
return SIGSYS;
|
||
#endif
|
||
#if defined (SIGPIPE)
|
||
case TARGET_SIGNAL_PIPE:
|
||
return SIGPIPE;
|
||
#endif
|
||
#if defined (SIGALRM)
|
||
case TARGET_SIGNAL_ALRM:
|
||
return SIGALRM;
|
||
#endif
|
||
#if defined (SIGTERM)
|
||
case TARGET_SIGNAL_TERM:
|
||
return SIGTERM;
|
||
#endif
|
||
#if defined (SIGUSR1)
|
||
case TARGET_SIGNAL_USR1:
|
||
return SIGUSR1;
|
||
#endif
|
||
#if defined (SIGUSR2)
|
||
case TARGET_SIGNAL_USR2:
|
||
return SIGUSR2;
|
||
#endif
|
||
#if defined (SIGCHLD) || defined (SIGCLD)
|
||
case TARGET_SIGNAL_CHLD:
|
||
#if defined (SIGCHLD)
|
||
return SIGCHLD;
|
||
#else
|
||
return SIGCLD;
|
||
#endif
|
||
#endif /* SIGCLD or SIGCHLD */
|
||
#if defined (SIGPWR)
|
||
case TARGET_SIGNAL_PWR:
|
||
return SIGPWR;
|
||
#endif
|
||
#if defined (SIGWINCH)
|
||
case TARGET_SIGNAL_WINCH:
|
||
return SIGWINCH;
|
||
#endif
|
||
#if defined (SIGURG)
|
||
case TARGET_SIGNAL_URG:
|
||
return SIGURG;
|
||
#endif
|
||
#if defined (SIGIO)
|
||
case TARGET_SIGNAL_IO:
|
||
return SIGIO;
|
||
#endif
|
||
#if defined (SIGPOLL)
|
||
case TARGET_SIGNAL_POLL:
|
||
return SIGPOLL;
|
||
#endif
|
||
#if defined (SIGSTOP)
|
||
case TARGET_SIGNAL_STOP:
|
||
return SIGSTOP;
|
||
#endif
|
||
#if defined (SIGTSTP)
|
||
case TARGET_SIGNAL_TSTP:
|
||
return SIGTSTP;
|
||
#endif
|
||
#if defined (SIGCONT)
|
||
case TARGET_SIGNAL_CONT:
|
||
return SIGCONT;
|
||
#endif
|
||
#if defined (SIGTTIN)
|
||
case TARGET_SIGNAL_TTIN:
|
||
return SIGTTIN;
|
||
#endif
|
||
#if defined (SIGTTOU)
|
||
case TARGET_SIGNAL_TTOU:
|
||
return SIGTTOU;
|
||
#endif
|
||
#if defined (SIGVTALRM)
|
||
case TARGET_SIGNAL_VTALRM:
|
||
return SIGVTALRM;
|
||
#endif
|
||
#if defined (SIGPROF)
|
||
case TARGET_SIGNAL_PROF:
|
||
return SIGPROF;
|
||
#endif
|
||
#if defined (SIGXCPU)
|
||
case TARGET_SIGNAL_XCPU:
|
||
return SIGXCPU;
|
||
#endif
|
||
#if defined (SIGXFSZ)
|
||
case TARGET_SIGNAL_XFSZ:
|
||
return SIGXFSZ;
|
||
#endif
|
||
#if defined (SIGWIND)
|
||
case TARGET_SIGNAL_WIND:
|
||
return SIGWIND;
|
||
#endif
|
||
#if defined (SIGPHONE)
|
||
case TARGET_SIGNAL_PHONE:
|
||
return SIGPHONE;
|
||
#endif
|
||
#if defined (SIGLOST)
|
||
case TARGET_SIGNAL_LOST:
|
||
return SIGLOST;
|
||
#endif
|
||
#if defined (SIGWAITING)
|
||
case TARGET_SIGNAL_WAITING:
|
||
return SIGWAITING;
|
||
#endif
|
||
#if defined (SIGCANCEL)
|
||
case TARGET_SIGNAL_CANCEL:
|
||
return SIGCANCEL;
|
||
#endif
|
||
#if defined (SIGLWP)
|
||
case TARGET_SIGNAL_LWP:
|
||
return SIGLWP;
|
||
#endif
|
||
#if defined (SIGDANGER)
|
||
case TARGET_SIGNAL_DANGER:
|
||
return SIGDANGER;
|
||
#endif
|
||
#if defined (SIGGRANT)
|
||
case TARGET_SIGNAL_GRANT:
|
||
return SIGGRANT;
|
||
#endif
|
||
#if defined (SIGRETRACT)
|
||
case TARGET_SIGNAL_RETRACT:
|
||
return SIGRETRACT;
|
||
#endif
|
||
#if defined (SIGMSG)
|
||
case TARGET_SIGNAL_MSG:
|
||
return SIGMSG;
|
||
#endif
|
||
#if defined (SIGSOUND)
|
||
case TARGET_SIGNAL_SOUND:
|
||
return SIGSOUND;
|
||
#endif
|
||
#if defined (SIGSAK)
|
||
case TARGET_SIGNAL_SAK:
|
||
return SIGSAK;
|
||
#endif
|
||
#if defined (SIGPRIO)
|
||
case TARGET_SIGNAL_PRIO:
|
||
return SIGPRIO;
|
||
#endif
|
||
|
||
/* Mach exceptions. Assumes that the values for EXC_ are positive! */
|
||
#if defined (EXC_BAD_ACCESS) && defined (_NSIG)
|
||
case TARGET_EXC_BAD_ACCESS:
|
||
return _NSIG + EXC_BAD_ACCESS;
|
||
#endif
|
||
#if defined (EXC_BAD_INSTRUCTION) && defined (_NSIG)
|
||
case TARGET_EXC_BAD_INSTRUCTION:
|
||
return _NSIG + EXC_BAD_INSTRUCTION;
|
||
#endif
|
||
#if defined (EXC_ARITHMETIC) && defined (_NSIG)
|
||
case TARGET_EXC_ARITHMETIC:
|
||
return _NSIG + EXC_ARITHMETIC;
|
||
#endif
|
||
#if defined (EXC_EMULATION) && defined (_NSIG)
|
||
case TARGET_EXC_EMULATION:
|
||
return _NSIG + EXC_EMULATION;
|
||
#endif
|
||
#if defined (EXC_SOFTWARE) && defined (_NSIG)
|
||
case TARGET_EXC_SOFTWARE:
|
||
return _NSIG + EXC_SOFTWARE;
|
||
#endif
|
||
#if defined (EXC_BREAKPOINT) && defined (_NSIG)
|
||
case TARGET_EXC_BREAKPOINT:
|
||
return _NSIG + EXC_BREAKPOINT;
|
||
#endif
|
||
|
||
#if defined (SIGINFO)
|
||
case TARGET_SIGNAL_INFO:
|
||
return SIGINFO;
|
||
#endif
|
||
|
||
default:
|
||
#if defined (REALTIME_LO)
|
||
if (oursig >= TARGET_SIGNAL_REALTIME_33
|
||
&& oursig <= TARGET_SIGNAL_REALTIME_63)
|
||
{
|
||
/* This block of signals is continuous, and
|
||
TARGET_SIGNAL_REALTIME_33 is 33 by definition. */
|
||
int retsig =
|
||
(int) oursig - (int) TARGET_SIGNAL_REALTIME_33 + 33;
|
||
if (retsig >= REALTIME_LO && retsig < REALTIME_HI)
|
||
return retsig;
|
||
}
|
||
#if (REALTIME_LO < 33)
|
||
else if (oursig == TARGET_SIGNAL_REALTIME_32)
|
||
{
|
||
/* TARGET_SIGNAL_REALTIME_32 isn't contiguous with
|
||
TARGET_SIGNAL_REALTIME_33. It is 32 by definition. */
|
||
return 32;
|
||
}
|
||
#endif
|
||
#if (REALTIME_HI > 64)
|
||
if (oursig >= TARGET_SIGNAL_REALTIME_64
|
||
&& oursig <= TARGET_SIGNAL_REALTIME_127)
|
||
{
|
||
/* This block of signals is continuous, and
|
||
TARGET_SIGNAL_REALTIME_64 is 64 by definition. */
|
||
int retsig =
|
||
(int) oursig - (int) TARGET_SIGNAL_REALTIME_64 + 64;
|
||
if (retsig >= REALTIME_LO && retsig < REALTIME_HI)
|
||
return retsig;
|
||
}
|
||
|
||
#endif
|
||
#endif
|
||
|
||
#if defined (SIGRTMIN)
|
||
if (oursig >= TARGET_SIGNAL_REALTIME_33
|
||
&& oursig <= TARGET_SIGNAL_REALTIME_63)
|
||
{
|
||
/* This block of signals is continuous, and
|
||
TARGET_SIGNAL_REALTIME_33 is 33 by definition. */
|
||
int retsig =
|
||
(int) oursig - (int) TARGET_SIGNAL_REALTIME_33 + 33;
|
||
if (retsig >= SIGRTMIN && retsig <= SIGRTMAX)
|
||
return retsig;
|
||
}
|
||
else if (oursig == TARGET_SIGNAL_REALTIME_64)
|
||
return 64;
|
||
#endif
|
||
*oursig_ok = 0;
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
int
|
||
target_signal_to_host_p (enum target_signal oursig)
|
||
{
|
||
int oursig_ok;
|
||
do_target_signal_to_host (oursig, &oursig_ok);
|
||
return oursig_ok;
|
||
}
|
||
|
||
int
|
||
target_signal_to_host (enum target_signal oursig)
|
||
{
|
||
int oursig_ok;
|
||
int targ_signo = do_target_signal_to_host (oursig, &oursig_ok);
|
||
if (!oursig_ok)
|
||
{
|
||
/* The user might be trying to do "signal SIGSAK" where this system
|
||
doesn't have SIGSAK. */
|
||
warning ("Signal %s does not exist on this system.\n",
|
||
target_signal_to_name (oursig));
|
||
return 0;
|
||
}
|
||
else
|
||
return targ_signo;
|
||
}
|
||
|
||
/* In some circumstances we allow a command to specify a numeric
|
||
signal. The idea is to keep these circumstances limited so that
|
||
users (and scripts) develop portable habits. For comparison,
|
||
POSIX.2 `kill' requires that 1,2,3,6,9,14, and 15 work (and using a
|
||
numeric signal at all is obsolescent. We are slightly more
|
||
lenient and allow 1-15 which should match host signal numbers on
|
||
most systems. Use of symbolic signal names is strongly encouraged. */
|
||
|
||
enum target_signal
|
||
target_signal_from_command (int num)
|
||
{
|
||
if (num >= 1 && num <= 15)
|
||
return (enum target_signal) num;
|
||
error ("Only signals 1-15 are valid as numeric signals.\n\
|
||
Use \"info signals\" for a list of symbolic signals.");
|
||
}
|
||
|
||
void
|
||
_initialize_signals (void)
|
||
{
|
||
if (!STREQ (signals[TARGET_SIGNAL_LAST].string, "TARGET_SIGNAL_MAGIC"))
|
||
internal_error (__FILE__, __LINE__, "failed internal consistency check");
|
||
}
|