diff options
Diffstat (limited to 'gdb/signals.c')
| -rw-r--r-- | gdb/signals.c | 837 |
1 files changed, 0 insertions, 837 deletions
diff --git a/gdb/signals.c b/gdb/signals.c deleted file mode 100644 index d37ec06..0000000 --- a/gdb/signals.c +++ /dev/null @@ -1,837 +0,0 @@ -/* Target signal translation functions for GDB. - Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001 Free Software Foundation, Inc. - Contributed by Cygnus Support. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "target.h" -#include <signal.h> - -/* This table must match in order and size the signals in enum target_signal - in target.h. */ -/* *INDENT-OFF* */ -static struct { - char *name; - char *string; - } signals [] = -{ - {"0", "Signal 0"}, - {"SIGHUP", "Hangup"}, - {"SIGINT", "Interrupt"}, - {"SIGQUIT", "Quit"}, - {"SIGILL", "Illegal instruction"}, - {"SIGTRAP", "Trace/breakpoint trap"}, - {"SIGABRT", "Aborted"}, - {"SIGEMT", "Emulation trap"}, - {"SIGFPE", "Arithmetic exception"}, - {"SIGKILL", "Killed"}, - {"SIGBUS", "Bus error"}, - {"SIGSEGV", "Segmentation fault"}, - {"SIGSYS", "Bad system call"}, - {"SIGPIPE", "Broken pipe"}, - {"SIGALRM", "Alarm clock"}, - {"SIGTERM", "Terminated"}, - {"SIGURG", "Urgent I/O condition"}, - {"SIGSTOP", "Stopped (signal)"}, - {"SIGTSTP", "Stopped (user)"}, - {"SIGCONT", "Continued"}, - {"SIGCHLD", "Child status changed"}, - {"SIGTTIN", "Stopped (tty input)"}, - {"SIGTTOU", "Stopped (tty output)"}, - {"SIGIO", "I/O possible"}, - {"SIGXCPU", "CPU time limit exceeded"}, - {"SIGXFSZ", "File size limit exceeded"}, - {"SIGVTALRM", "Virtual timer expired"}, - {"SIGPROF", "Profiling timer expired"}, - {"SIGWINCH", "Window size changed"}, - {"SIGLOST", "Resource lost"}, - {"SIGUSR1", "User defined signal 1"}, - {"SIGUSR2", "User defined signal 2"}, - {"SIGPWR", "Power fail/restart"}, - {"SIGPOLL", "Pollable event occurred"}, - {"SIGWIND", "SIGWIND"}, - {"SIGPHONE", "SIGPHONE"}, - {"SIGWAITING", "Process's LWPs are blocked"}, - {"SIGLWP", "Signal LWP"}, - {"SIGDANGER", "Swap space dangerously low"}, - {"SIGGRANT", "Monitor mode granted"}, - {"SIGRETRACT", "Need to relinquish monitor mode"}, - {"SIGMSG", "Monitor mode data available"}, - {"SIGSOUND", "Sound completed"}, - {"SIGSAK", "Secure attention"}, - {"SIGPRIO", "SIGPRIO"}, - {"SIG33", "Real-time event 33"}, - {"SIG34", "Real-time event 34"}, - {"SIG35", "Real-time event 35"}, - {"SIG36", "Real-time event 36"}, - {"SIG37", "Real-time event 37"}, - {"SIG38", "Real-time event 38"}, - {"SIG39", "Real-time event 39"}, - {"SIG40", "Real-time event 40"}, - {"SIG41", "Real-time event 41"}, - {"SIG42", "Real-time event 42"}, - {"SIG43", "Real-time event 43"}, - {"SIG44", "Real-time event 44"}, - {"SIG45", "Real-time event 45"}, - {"SIG46", "Real-time event 46"}, - {"SIG47", "Real-time event 47"}, - {"SIG48", "Real-time event 48"}, - {"SIG49", "Real-time event 49"}, - {"SIG50", "Real-time event 50"}, - {"SIG51", "Real-time event 51"}, - {"SIG52", "Real-time event 52"}, - {"SIG53", "Real-time event 53"}, - {"SIG54", "Real-time event 54"}, - {"SIG55", "Real-time event 55"}, - {"SIG56", "Real-time event 56"}, - {"SIG57", "Real-time event 57"}, - {"SIG58", "Real-time event 58"}, - {"SIG59", "Real-time event 59"}, - {"SIG60", "Real-time event 60"}, - {"SIG61", "Real-time event 61"}, - {"SIG62", "Real-time event 62"}, - {"SIG63", "Real-time event 63"}, - {"SIGCANCEL", "LWP internal signal"}, - {"SIG32", "Real-time event 32"}, - {"SIG64", "Real-time event 64"}, - {"SIG65", "Real-time event 65"}, - {"SIG66", "Real-time event 66"}, - {"SIG67", "Real-time event 67"}, - {"SIG68", "Real-time event 68"}, - {"SIG69", "Real-time event 69"}, - {"SIG70", "Real-time event 70"}, - {"SIG71", "Real-time event 71"}, - {"SIG72", "Real-time event 72"}, - {"SIG73", "Real-time event 73"}, - {"SIG74", "Real-time event 74"}, - {"SIG75", "Real-time event 75"}, - {"SIG76", "Real-time event 76"}, - {"SIG77", "Real-time event 77"}, - {"SIG78", "Real-time event 78"}, - {"SIG79", "Real-time event 79"}, - {"SIG80", "Real-time event 80"}, - {"SIG81", "Real-time event 81"}, - {"SIG82", "Real-time event 82"}, - {"SIG83", "Real-time event 83"}, - {"SIG84", "Real-time event 84"}, - {"SIG85", "Real-time event 85"}, - {"SIG86", "Real-time event 86"}, - {"SIG87", "Real-time event 87"}, - {"SIG88", "Real-time event 88"}, - {"SIG89", "Real-time event 89"}, - {"SIG90", "Real-time event 90"}, - {"SIG91", "Real-time event 91"}, - {"SIG92", "Real-time event 92"}, - {"SIG93", "Real-time event 93"}, - {"SIG94", "Real-time event 94"}, - {"SIG95", "Real-time event 95"}, - {"SIG96", "Real-time event 96"}, - {"SIG97", "Real-time event 97"}, - {"SIG98", "Real-time event 98"}, - {"SIG99", "Real-time event 99"}, - {"SIG100", "Real-time event 100"}, - {"SIG101", "Real-time event 101"}, - {"SIG102", "Real-time event 102"}, - {"SIG103", "Real-time event 103"}, - {"SIG104", "Real-time event 104"}, - {"SIG105", "Real-time event 105"}, - {"SIG106", "Real-time event 106"}, - {"SIG107", "Real-time event 107"}, - {"SIG108", "Real-time event 108"}, - {"SIG109", "Real-time event 109"}, - {"SIG110", "Real-time event 110"}, - {"SIG111", "Real-time event 111"}, - {"SIG112", "Real-time event 112"}, - {"SIG113", "Real-time event 113"}, - {"SIG114", "Real-time event 114"}, - {"SIG115", "Real-time event 115"}, - {"SIG116", "Real-time event 116"}, - {"SIG117", "Real-time event 117"}, - {"SIG118", "Real-time event 118"}, - {"SIG119", "Real-time event 119"}, - {"SIG120", "Real-time event 120"}, - {"SIG121", "Real-time event 121"}, - {"SIG122", "Real-time event 122"}, - {"SIG123", "Real-time event 123"}, - {"SIG124", "Real-time event 124"}, - {"SIG125", "Real-time event 125"}, - {"SIG126", "Real-time event 126"}, - {"SIG127", "Real-time event 127"}, - -#if defined(MACH) || defined(__MACH__) - /* Mach exceptions */ - {"EXC_BAD_ACCESS", "Could not access memory"}, - {"EXC_BAD_INSTRUCTION", "Illegal instruction/operand"}, - {"EXC_ARITHMETIC", "Arithmetic exception"}, - {"EXC_EMULATION", "Emulation instruction"}, - {"EXC_SOFTWARE", "Software generated exception"}, - {"EXC_BREAKPOINT", "Breakpoint"}, -#endif - {"SIGINFO", "Information request"}, - - {NULL, "Unknown signal"}, - {NULL, "Internal error: printing TARGET_SIGNAL_DEFAULT"}, - - /* Last entry, used to check whether the table is the right size. */ - {NULL, "TARGET_SIGNAL_MAGIC"} -}; -/* *INDENT-ON* */ - - - -/* Return the string for a signal. */ -char * -target_signal_to_string (enum target_signal sig) -{ - if ((sig >= TARGET_SIGNAL_FIRST) && (sig <= TARGET_SIGNAL_LAST)) - return signals[sig].string; - else - return signals[TARGET_SIGNAL_UNKNOWN].string; -} - -/* Return the name for a signal. */ -char * -target_signal_to_name (enum target_signal sig) -{ - if ((sig >= TARGET_SIGNAL_FIRST) && (sig <= TARGET_SIGNAL_LAST) - && signals[sig].name != NULL) - return signals[sig].name; - else - /* I think the code which prints this will always print it along - with the string, so no need to be verbose (very old comment). */ - return "?"; -} - -/* Given a name, return its signal. */ -enum target_signal -target_signal_from_name (char *name) -{ - enum target_signal sig; - - /* It's possible we also should allow "SIGCLD" as well as "SIGCHLD" - for TARGET_SIGNAL_SIGCHLD. SIGIOT, on the other hand, is more - questionable; seems like by now people should call it SIGABRT - instead. */ - - /* This ugly cast brought to you by the native VAX compiler. */ - for (sig = TARGET_SIGNAL_HUP; - signals[sig].name != NULL; - sig = (enum target_signal) ((int) sig + 1)) - if (STREQ (name, signals[sig].name)) - return sig; - return TARGET_SIGNAL_UNKNOWN; -} - -/* The following functions are to help certain targets deal - with the signal/waitstatus stuff. They could just as well be in - a file called native-utils.c or unixwaitstatus-utils.c or whatever. */ - -/* Convert host signal to our signals. */ -enum target_signal -target_signal_from_host (int hostsig) -{ - /* A switch statement would make sense but would require special kludges - to deal with the cases where more than one signal has the same number. */ - - if (hostsig == 0) - return TARGET_SIGNAL_0; - -#if defined (SIGHUP) - if (hostsig == SIGHUP) - return TARGET_SIGNAL_HUP; -#endif -#if defined (SIGINT) - if (hostsig == SIGINT) - return TARGET_SIGNAL_INT; -#endif -#if defined (SIGQUIT) - if (hostsig == SIGQUIT) - return TARGET_SIGNAL_QUIT; -#endif -#if defined (SIGILL) - if (hostsig == SIGILL) - return TARGET_SIGNAL_ILL; -#endif -#if defined (SIGTRAP) - if (hostsig == SIGTRAP) - return TARGET_SIGNAL_TRAP; -#endif -#if defined (SIGABRT) - if (hostsig == SIGABRT) - return TARGET_SIGNAL_ABRT; -#endif -#if defined (SIGEMT) - if (hostsig == SIGEMT) - return TARGET_SIGNAL_EMT; -#endif -#if defined (SIGFPE) - if (hostsig == SIGFPE) - return TARGET_SIGNAL_FPE; -#endif -#if defined (SIGKILL) - if (hostsig == SIGKILL) - return TARGET_SIGNAL_KILL; -#endif -#if defined (SIGBUS) - if (hostsig == SIGBUS) - return TARGET_SIGNAL_BUS; -#endif -#if defined (SIGSEGV) - if (hostsig == SIGSEGV) - return TARGET_SIGNAL_SEGV; -#endif -#if defined (SIGSYS) - if (hostsig == SIGSYS) - return TARGET_SIGNAL_SYS; -#endif -#if defined (SIGPIPE) - if (hostsig == SIGPIPE) - return TARGET_SIGNAL_PIPE; -#endif -#if defined (SIGALRM) - if (hostsig == SIGALRM) - return TARGET_SIGNAL_ALRM; -#endif -#if defined (SIGTERM) - if (hostsig == SIGTERM) - return TARGET_SIGNAL_TERM; -#endif -#if defined (SIGUSR1) - if (hostsig == SIGUSR1) - return TARGET_SIGNAL_USR1; -#endif -#if defined (SIGUSR2) - if (hostsig == SIGUSR2) - return TARGET_SIGNAL_USR2; -#endif -#if defined (SIGCLD) - if (hostsig == SIGCLD) - return TARGET_SIGNAL_CHLD; -#endif -#if defined (SIGCHLD) - if (hostsig == SIGCHLD) - return TARGET_SIGNAL_CHLD; -#endif -#if defined (SIGPWR) - if (hostsig == SIGPWR) - return TARGET_SIGNAL_PWR; -#endif -#if defined (SIGWINCH) - if (hostsig == SIGWINCH) - return TARGET_SIGNAL_WINCH; -#endif -#if defined (SIGURG) - if (hostsig == SIGURG) - return TARGET_SIGNAL_URG; -#endif -#if defined (SIGIO) - if (hostsig == SIGIO) - return TARGET_SIGNAL_IO; -#endif -#if defined (SIGPOLL) - if (hostsig == SIGPOLL) - return TARGET_SIGNAL_POLL; -#endif -#if defined (SIGSTOP) - if (hostsig == SIGSTOP) - return TARGET_SIGNAL_STOP; -#endif -#if defined (SIGTSTP) - if (hostsig == SIGTSTP) - return TARGET_SIGNAL_TSTP; -#endif -#if defined (SIGCONT) - if (hostsig == SIGCONT) - return TARGET_SIGNAL_CONT; -#endif -#if defined (SIGTTIN) - if (hostsig == SIGTTIN) - return TARGET_SIGNAL_TTIN; -#endif -#if defined (SIGTTOU) - if (hostsig == SIGTTOU) - return TARGET_SIGNAL_TTOU; -#endif -#if defined (SIGVTALRM) - if (hostsig == SIGVTALRM) - return TARGET_SIGNAL_VTALRM; -#endif -#if defined (SIGPROF) - if (hostsig == SIGPROF) - return TARGET_SIGNAL_PROF; -#endif -#if defined (SIGXCPU) - if (hostsig == SIGXCPU) - return TARGET_SIGNAL_XCPU; -#endif -#if defined (SIGXFSZ) - if (hostsig == SIGXFSZ) - return TARGET_SIGNAL_XFSZ; -#endif -#if defined (SIGWIND) - if (hostsig == SIGWIND) - return TARGET_SIGNAL_WIND; -#endif -#if defined (SIGPHONE) - if (hostsig == SIGPHONE) - return TARGET_SIGNAL_PHONE; -#endif -#if defined (SIGLOST) - if (hostsig == SIGLOST) - return TARGET_SIGNAL_LOST; -#endif -#if defined (SIGWAITING) - if (hostsig == SIGWAITING) - return TARGET_SIGNAL_WAITING; -#endif -#if defined (SIGCANCEL) - if (hostsig == SIGCANCEL) - return TARGET_SIGNAL_CANCEL; -#endif -#if defined (SIGLWP) - if (hostsig == SIGLWP) - return TARGET_SIGNAL_LWP; -#endif -#if defined (SIGDANGER) - if (hostsig == SIGDANGER) - return TARGET_SIGNAL_DANGER; -#endif -#if defined (SIGGRANT) - if (hostsig == SIGGRANT) - return TARGET_SIGNAL_GRANT; -#endif -#if defined (SIGRETRACT) - if (hostsig == SIGRETRACT) - return TARGET_SIGNAL_RETRACT; -#endif -#if defined (SIGMSG) - if (hostsig == SIGMSG) - return TARGET_SIGNAL_MSG; -#endif -#if defined (SIGSOUND) - if (hostsig == SIGSOUND) - return TARGET_SIGNAL_SOUND; -#endif -#if defined (SIGSAK) - if (hostsig == SIGSAK) - return TARGET_SIGNAL_SAK; -#endif -#if defined (SIGPRIO) - if (hostsig == SIGPRIO) - return TARGET_SIGNAL_PRIO; -#endif - - /* Mach exceptions. Assumes that the values for EXC_ are positive! */ -#if defined (EXC_BAD_ACCESS) && defined (_NSIG) - if (hostsig == _NSIG + EXC_BAD_ACCESS) - return TARGET_EXC_BAD_ACCESS; -#endif -#if defined (EXC_BAD_INSTRUCTION) && defined (_NSIG) - if (hostsig == _NSIG + EXC_BAD_INSTRUCTION) - return TARGET_EXC_BAD_INSTRUCTION; -#endif -#if defined (EXC_ARITHMETIC) && defined (_NSIG) - if (hostsig == _NSIG + EXC_ARITHMETIC) - return TARGET_EXC_ARITHMETIC; -#endif -#if defined (EXC_EMULATION) && defined (_NSIG) - if (hostsig == _NSIG + EXC_EMULATION) - return TARGET_EXC_EMULATION; -#endif -#if defined (EXC_SOFTWARE) && defined (_NSIG) - if (hostsig == _NSIG + EXC_SOFTWARE) - return TARGET_EXC_SOFTWARE; -#endif -#if defined (EXC_BREAKPOINT) && defined (_NSIG) - if (hostsig == _NSIG + EXC_BREAKPOINT) - return TARGET_EXC_BREAKPOINT; -#endif - -#if defined (SIGINFO) - if (hostsig == SIGINFO) - return TARGET_SIGNAL_INFO; -#endif - -#if defined (REALTIME_LO) - if (hostsig >= REALTIME_LO && hostsig < REALTIME_HI) - { - /* 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 == 32) - return TARGET_SIGNAL_REALTIME_32; - else if (64 <= hostsig && hostsig <= 127) - return (enum target_signal) - (hostsig - 64 + (int) TARGET_SIGNAL_REALTIME_64); - else - error ("GDB bug: target.c (target_signal_from_host): unrecognized real-time signal"); - } -#endif - -#if defined (SIGRTMIN) - 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"); -} |