1 //===-- SBUnixSignals.cpp -------------------------------------------*- C++
2 //-*-===//
3 //
4 // The LLVM Compiler Infrastructure
5 //
6 // This file is distributed under the University of Illinois Open Source
7 // License. See LICENSE.TXT for details.
8 //
9 //===----------------------------------------------------------------------===//
10
11 #include "lldb/Target/Platform.h"
12 #include "lldb/Target/Process.h"
13 #include "lldb/Target/UnixSignals.h"
14 #include "lldb/Utility/Log.h"
15 #include "lldb/lldb-defines.h"
16
17 #include "lldb/API/SBUnixSignals.h"
18
19 using namespace lldb;
20 using namespace lldb_private;
21
SBUnixSignals()22 SBUnixSignals::SBUnixSignals() {}
23
SBUnixSignals(const SBUnixSignals & rhs)24 SBUnixSignals::SBUnixSignals(const SBUnixSignals &rhs)
25 : m_opaque_wp(rhs.m_opaque_wp) {}
26
SBUnixSignals(ProcessSP & process_sp)27 SBUnixSignals::SBUnixSignals(ProcessSP &process_sp)
28 : m_opaque_wp(process_sp ? process_sp->GetUnixSignals() : nullptr) {}
29
SBUnixSignals(PlatformSP & platform_sp)30 SBUnixSignals::SBUnixSignals(PlatformSP &platform_sp)
31 : m_opaque_wp(platform_sp ? platform_sp->GetUnixSignals() : nullptr) {}
32
operator =(const SBUnixSignals & rhs)33 const SBUnixSignals &SBUnixSignals::operator=(const SBUnixSignals &rhs) {
34 if (this != &rhs)
35 m_opaque_wp = rhs.m_opaque_wp;
36 return *this;
37 }
38
~SBUnixSignals()39 SBUnixSignals::~SBUnixSignals() {}
40
GetSP() const41 UnixSignalsSP SBUnixSignals::GetSP() const { return m_opaque_wp.lock(); }
42
SetSP(const UnixSignalsSP & signals_sp)43 void SBUnixSignals::SetSP(const UnixSignalsSP &signals_sp) {
44 m_opaque_wp = signals_sp;
45 }
46
Clear()47 void SBUnixSignals::Clear() { m_opaque_wp.reset(); }
48
IsValid() const49 bool SBUnixSignals::IsValid() const { return static_cast<bool>(GetSP()); }
50
GetSignalAsCString(int32_t signo) const51 const char *SBUnixSignals::GetSignalAsCString(int32_t signo) const {
52 if (auto signals_sp = GetSP())
53 return signals_sp->GetSignalAsCString(signo);
54
55 return nullptr;
56 }
57
GetSignalNumberFromName(const char * name) const58 int32_t SBUnixSignals::GetSignalNumberFromName(const char *name) const {
59 if (auto signals_sp = GetSP())
60 return signals_sp->GetSignalNumberFromName(name);
61
62 return LLDB_INVALID_SIGNAL_NUMBER;
63 }
64
GetShouldSuppress(int32_t signo) const65 bool SBUnixSignals::GetShouldSuppress(int32_t signo) const {
66 if (auto signals_sp = GetSP())
67 return signals_sp->GetShouldSuppress(signo);
68
69 return false;
70 }
71
SetShouldSuppress(int32_t signo,bool value)72 bool SBUnixSignals::SetShouldSuppress(int32_t signo, bool value) {
73 Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
74 auto signals_sp = GetSP();
75
76 if (log) {
77 log->Printf("SBUnixSignals(%p)::SetShouldSuppress (signo=%d, value=%d)",
78 static_cast<void *>(signals_sp.get()), signo, value);
79 }
80
81 if (signals_sp)
82 return signals_sp->SetShouldSuppress(signo, value);
83
84 return false;
85 }
86
GetShouldStop(int32_t signo) const87 bool SBUnixSignals::GetShouldStop(int32_t signo) const {
88 if (auto signals_sp = GetSP())
89 return signals_sp->GetShouldStop(signo);
90
91 return false;
92 }
93
SetShouldStop(int32_t signo,bool value)94 bool SBUnixSignals::SetShouldStop(int32_t signo, bool value) {
95 Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
96 auto signals_sp = GetSP();
97
98 if (log) {
99 log->Printf("SBUnixSignals(%p)::SetShouldStop (signo=%d, value=%d)",
100 static_cast<void *>(signals_sp.get()), signo, value);
101 }
102
103 if (signals_sp)
104 return signals_sp->SetShouldStop(signo, value);
105
106 return false;
107 }
108
GetShouldNotify(int32_t signo) const109 bool SBUnixSignals::GetShouldNotify(int32_t signo) const {
110 if (auto signals_sp = GetSP())
111 return signals_sp->GetShouldNotify(signo);
112
113 return false;
114 }
115
SetShouldNotify(int32_t signo,bool value)116 bool SBUnixSignals::SetShouldNotify(int32_t signo, bool value) {
117 Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
118 auto signals_sp = GetSP();
119
120 if (log) {
121 log->Printf("SBUnixSignals(%p)::SetShouldNotify (signo=%d, value=%d)",
122 static_cast<void *>(signals_sp.get()), signo, value);
123 }
124
125 if (signals_sp)
126 return signals_sp->SetShouldNotify(signo, value);
127
128 return false;
129 }
130
GetNumSignals() const131 int32_t SBUnixSignals::GetNumSignals() const {
132 if (auto signals_sp = GetSP())
133 return signals_sp->GetNumSignals();
134
135 return -1;
136 }
137
GetSignalAtIndex(int32_t index) const138 int32_t SBUnixSignals::GetSignalAtIndex(int32_t index) const {
139 if (auto signals_sp = GetSP())
140 return signals_sp->GetSignalAtIndex(index);
141
142 return LLDB_INVALID_SIGNAL_NUMBER;
143 }
144