lldb/tools/debugserver/source/SysSignal.cpp

   1 //===-- SysSignal.cpp -------------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 //  Created by Greg Clayton on 6/18/07.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "SysSignal.h"
  14 #include <csignal>
  15 #include <cstddef>
  16
  17 const char *SysSignal::Name(int signal) {
  18   switch (signal) {
  19   case SIGHUP:
  20     return "SIGHUP"; // 1    hangup
  21   case SIGINT:
  22     return "SIGINT"; // 2    interrupt
  23   case SIGQUIT:
  24     return "SIGQUIT"; // 3    quit
  25   case SIGILL:
  26     return "SIGILL"; // 4    illegal instruction (not reset when caught)
  27   case SIGTRAP:
  28     return "SIGTRAP"; // 5    trace trap (not reset when caught)
  29   case SIGABRT:
  30     return "SIGABRT"; // 6    abort()
  31 #if defined(_POSIX_C_SOURCE)
  32   case SIGPOLL:
  33     return "SIGPOLL"; // 7    pollable event ([XSR] generated, not supported)
  34 #else                 // !_POSIX_C_SOURCE
  35   case SIGEMT:
  36     return "SIGEMT"; // 7    EMT instruction
  37 #endif                // !_POSIX_C_SOURCE
  38   case SIGFPE:
  39     return "SIGFPE"; // 8    floating point exception
  40   case SIGKILL:
  41     return "SIGKILL"; // 9    kill (cannot be caught or ignored)
  42   case SIGBUS:
  43     return "SIGBUS"; // 10    bus error
  44   case SIGSEGV:
  45     return "SIGSEGV"; // 11    segmentation violation
  46   case SIGSYS:
  47     return "SIGSYS"; // 12    bad argument to system call
  48   case SIGPIPE:
  49     return "SIGPIPE"; // 13    write on a pipe with no one to read it
  50   case SIGALRM:
  51     return "SIGALRM"; // 14    alarm clock
  52   case SIGTERM:
  53     return "SIGTERM"; // 15    software termination signal from kill
  54   case SIGURG:
  55     return "SIGURG"; // 16    urgent condition on IO channel
  56   case SIGSTOP:
  57     return "SIGSTOP"; // 17    sendable stop signal not from tty
  58   case SIGTSTP:
  59     return "SIGTSTP"; // 18    stop signal from tty
  60   case SIGCONT:
  61     return "SIGCONT"; // 19    continue a stopped process
  62   case SIGCHLD:
  63     return "SIGCHLD"; // 20    to parent on child stop or exit
  64   case SIGTTIN:
  65     return "SIGTTIN"; // 21    to readers pgrp upon background tty read
  66   case SIGTTOU:
  67     return "SIGTTOU"; // 22    like TTIN for output if (tp->t_local&LTOSTOP)
  68 #if !defined(_POSIX_C_SOURCE)
  69   case SIGIO:
  70     return "SIGIO"; // 23    input/output possible signal
  71 #endif
  72   case SIGXCPU:
  73     return "SIGXCPU"; // 24    exceeded CPU time limit
  74   case SIGXFSZ:
  75     return "SIGXFSZ"; // 25    exceeded file size limit
  76   case SIGVTALRM:
  77     return "SIGVTALRM"; // 26    virtual time alarm
  78   case SIGPROF:
  79     return "SIGPROF"; // 27    profiling time alarm
  80 #if !defined(_POSIX_C_SOURCE)
  81   case SIGWINCH:
  82     return "SIGWINCH"; // 28    window size changes
  83   case SIGINFO:
  84     return "SIGINFO"; // 29    information request
  85 #endif
  86   case SIGUSR1:
  87     return "SIGUSR1"; // 30    user defined signal 1
  88   case SIGUSR2:
  89     return "SIGUSR2"; // 31    user defined signal 2
  90   default:
  91     break;
  92   }
  93   return NULL;
  94 }