| 1 | //===-- SBUnixSignals.cpp -------------------------------------------------===// |
| 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 | #include "lldb/Target/Platform.h" |
| 10 | #include "lldb/Target/Process.h" |
| 11 | #include "lldb/Target/UnixSignals.h" |
| 12 | #include "lldb/Utility/Instrumentation.h" |
| 13 | #include "lldb/lldb-defines.h" |
| 14 | |
| 15 | #include "lldb/API/SBUnixSignals.h" |
| 16 | |
| 17 | using namespace lldb; |
| 18 | using namespace lldb_private; |
| 19 | |
| 20 | SBUnixSignals::SBUnixSignals() { LLDB_INSTRUMENT_VA(this); } |
| 21 | |
| 22 | SBUnixSignals::SBUnixSignals(const SBUnixSignals &rhs) |
| 23 | : m_opaque_wp(rhs.m_opaque_wp) { |
| 24 | LLDB_INSTRUMENT_VA(this, rhs); |
| 25 | } |
| 26 | |
| 27 | SBUnixSignals::SBUnixSignals(ProcessSP &process_sp) |
| 28 | : m_opaque_wp(process_sp ? process_sp->GetUnixSignals() : nullptr) {} |
| 29 | |
| 30 | SBUnixSignals::SBUnixSignals(PlatformSP &platform_sp) |
| 31 | : m_opaque_wp(platform_sp ? platform_sp->GetUnixSignals() : nullptr) {} |
| 32 | |
| 33 | const SBUnixSignals &SBUnixSignals::operator=(const SBUnixSignals &rhs) { |
| 34 | LLDB_INSTRUMENT_VA(this, rhs); |
| 35 | |
| 36 | if (this != &rhs) |
| 37 | m_opaque_wp = rhs.m_opaque_wp; |
| 38 | return *this; |
| 39 | } |
| 40 | |
| 41 | SBUnixSignals::~SBUnixSignals() = default; |
| 42 | |
| 43 | UnixSignalsSP SBUnixSignals::GetSP() const { return m_opaque_wp.lock(); } |
| 44 | |
| 45 | void SBUnixSignals::SetSP(const UnixSignalsSP &signals_sp) { |
| 46 | m_opaque_wp = signals_sp; |
| 47 | } |
| 48 | |
| 49 | void SBUnixSignals::Clear() { |
| 50 | LLDB_INSTRUMENT_VA(this); |
| 51 | |
| 52 | m_opaque_wp.reset(); |
| 53 | } |
| 54 | |
| 55 | bool SBUnixSignals::IsValid() const { |
| 56 | LLDB_INSTRUMENT_VA(this); |
| 57 | return this->operator bool(); |
| 58 | } |
| 59 | SBUnixSignals::operator bool() const { |
| 60 | LLDB_INSTRUMENT_VA(this); |
| 61 | |
| 62 | return static_cast<bool>(GetSP()); |
| 63 | } |
| 64 | |
| 65 | const char *SBUnixSignals::GetSignalAsCString(int32_t signo) const { |
| 66 | LLDB_INSTRUMENT_VA(this, signo); |
| 67 | |
| 68 | if (auto signals_sp = GetSP()) |
| 69 | return ConstString(signals_sp->GetSignalAsStringRef(signo)).GetCString(); |
| 70 | |
| 71 | return nullptr; |
| 72 | } |
| 73 | |
| 74 | int32_t SBUnixSignals::GetSignalNumberFromName(const char *name) const { |
| 75 | LLDB_INSTRUMENT_VA(this, name); |
| 76 | |
| 77 | if (auto signals_sp = GetSP()) |
| 78 | return signals_sp->GetSignalNumberFromName(name); |
| 79 | |
| 80 | return LLDB_INVALID_SIGNAL_NUMBER; |
| 81 | } |
| 82 | |
| 83 | bool SBUnixSignals::GetShouldSuppress(int32_t signo) const { |
| 84 | LLDB_INSTRUMENT_VA(this, signo); |
| 85 | |
| 86 | if (auto signals_sp = GetSP()) |
| 87 | return signals_sp->GetShouldSuppress(signo); |
| 88 | |
| 89 | return false; |
| 90 | } |
| 91 | |
| 92 | bool SBUnixSignals::SetShouldSuppress(int32_t signo, bool value) { |
| 93 | LLDB_INSTRUMENT_VA(this, signo, value); |
| 94 | |
| 95 | auto signals_sp = GetSP(); |
| 96 | |
| 97 | if (signals_sp) |
| 98 | return signals_sp->SetShouldSuppress(signo, value); |
| 99 | |
| 100 | return false; |
| 101 | } |
| 102 | |
| 103 | bool SBUnixSignals::GetShouldStop(int32_t signo) const { |
| 104 | LLDB_INSTRUMENT_VA(this, signo); |
| 105 | |
| 106 | if (auto signals_sp = GetSP()) |
| 107 | return signals_sp->GetShouldStop(signo); |
| 108 | |
| 109 | return false; |
| 110 | } |
| 111 | |
| 112 | bool SBUnixSignals::SetShouldStop(int32_t signo, bool value) { |
| 113 | LLDB_INSTRUMENT_VA(this, signo, value); |
| 114 | |
| 115 | auto signals_sp = GetSP(); |
| 116 | |
| 117 | if (signals_sp) |
| 118 | return signals_sp->SetShouldStop(signo, value); |
| 119 | |
| 120 | return false; |
| 121 | } |
| 122 | |
| 123 | bool SBUnixSignals::GetShouldNotify(int32_t signo) const { |
| 124 | LLDB_INSTRUMENT_VA(this, signo); |
| 125 | |
| 126 | if (auto signals_sp = GetSP()) |
| 127 | return signals_sp->GetShouldNotify(signo); |
| 128 | |
| 129 | return false; |
| 130 | } |
| 131 | |
| 132 | bool SBUnixSignals::SetShouldNotify(int32_t signo, bool value) { |
| 133 | LLDB_INSTRUMENT_VA(this, signo, value); |
| 134 | |
| 135 | auto signals_sp = GetSP(); |
| 136 | |
| 137 | if (signals_sp) |
| 138 | return signals_sp->SetShouldNotify(signo, value); |
| 139 | |
| 140 | return false; |
| 141 | } |
| 142 | |
| 143 | int32_t SBUnixSignals::GetNumSignals() const { |
| 144 | LLDB_INSTRUMENT_VA(this); |
| 145 | |
| 146 | if (auto signals_sp = GetSP()) |
| 147 | return signals_sp->GetNumSignals(); |
| 148 | |
| 149 | return -1; |
| 150 | } |
| 151 | |
| 152 | int32_t SBUnixSignals::GetSignalAtIndex(int32_t index) const { |
| 153 | LLDB_INSTRUMENT_VA(this, index); |
| 154 | |
| 155 | if (auto signals_sp = GetSP()) |
| 156 | return signals_sp->GetSignalAtIndex(index); |
| 157 | |
| 158 | return LLDB_INVALID_SIGNAL_NUMBER; |
| 159 | } |
| 160 | |