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 | |