15ffd83dbSDimitry Andric //===-- SBUnixSignals.cpp -------------------------------------------------===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric 
90b57cec5SDimitry Andric #include "lldb/Target/Platform.h"
100b57cec5SDimitry Andric #include "lldb/Target/Process.h"
110b57cec5SDimitry Andric #include "lldb/Target/UnixSignals.h"
1204eeddc0SDimitry Andric #include "lldb/Utility/Instrumentation.h"
130b57cec5SDimitry Andric #include "lldb/lldb-defines.h"
140b57cec5SDimitry Andric 
150b57cec5SDimitry Andric #include "lldb/API/SBUnixSignals.h"
160b57cec5SDimitry Andric 
170b57cec5SDimitry Andric using namespace lldb;
180b57cec5SDimitry Andric using namespace lldb_private;
190b57cec5SDimitry Andric 
SBUnixSignals()2004eeddc0SDimitry Andric SBUnixSignals::SBUnixSignals() { LLDB_INSTRUMENT_VA(this); }
210b57cec5SDimitry Andric 
SBUnixSignals(const SBUnixSignals & rhs)220b57cec5SDimitry Andric SBUnixSignals::SBUnixSignals(const SBUnixSignals &rhs)
230b57cec5SDimitry Andric     : m_opaque_wp(rhs.m_opaque_wp) {
2404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, rhs);
250b57cec5SDimitry Andric }
260b57cec5SDimitry Andric 
SBUnixSignals(ProcessSP & process_sp)270b57cec5SDimitry Andric SBUnixSignals::SBUnixSignals(ProcessSP &process_sp)
280b57cec5SDimitry Andric     : m_opaque_wp(process_sp ? process_sp->GetUnixSignals() : nullptr) {}
290b57cec5SDimitry Andric 
SBUnixSignals(PlatformSP & platform_sp)300b57cec5SDimitry Andric SBUnixSignals::SBUnixSignals(PlatformSP &platform_sp)
310b57cec5SDimitry Andric     : m_opaque_wp(platform_sp ? platform_sp->GetUnixSignals() : nullptr) {}
320b57cec5SDimitry Andric 
operator =(const SBUnixSignals & rhs)330b57cec5SDimitry Andric const SBUnixSignals &SBUnixSignals::operator=(const SBUnixSignals &rhs) {
3404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, rhs);
350b57cec5SDimitry Andric 
360b57cec5SDimitry Andric   if (this != &rhs)
370b57cec5SDimitry Andric     m_opaque_wp = rhs.m_opaque_wp;
3804eeddc0SDimitry Andric   return *this;
390b57cec5SDimitry Andric }
400b57cec5SDimitry Andric 
415ffd83dbSDimitry Andric SBUnixSignals::~SBUnixSignals() = default;
420b57cec5SDimitry Andric 
GetSP() const430b57cec5SDimitry Andric UnixSignalsSP SBUnixSignals::GetSP() const { return m_opaque_wp.lock(); }
440b57cec5SDimitry Andric 
SetSP(const UnixSignalsSP & signals_sp)450b57cec5SDimitry Andric void SBUnixSignals::SetSP(const UnixSignalsSP &signals_sp) {
460b57cec5SDimitry Andric   m_opaque_wp = signals_sp;
470b57cec5SDimitry Andric }
480b57cec5SDimitry Andric 
Clear()490b57cec5SDimitry Andric void SBUnixSignals::Clear() {
5004eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this);
510b57cec5SDimitry Andric 
520b57cec5SDimitry Andric   m_opaque_wp.reset();
530b57cec5SDimitry Andric }
540b57cec5SDimitry Andric 
IsValid() const550b57cec5SDimitry Andric bool SBUnixSignals::IsValid() const {
5604eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this);
570b57cec5SDimitry Andric   return this->operator bool();
580b57cec5SDimitry Andric }
operator bool() const590b57cec5SDimitry Andric SBUnixSignals::operator bool() const {
6004eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this);
610b57cec5SDimitry Andric 
620b57cec5SDimitry Andric   return static_cast<bool>(GetSP());
630b57cec5SDimitry Andric }
640b57cec5SDimitry Andric 
GetSignalAsCString(int32_t signo) const650b57cec5SDimitry Andric const char *SBUnixSignals::GetSignalAsCString(int32_t signo) const {
6604eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo);
670b57cec5SDimitry Andric 
680b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
69*c9157d92SDimitry Andric     return ConstString(signals_sp->GetSignalAsStringRef(signo)).GetCString();
700b57cec5SDimitry Andric 
710b57cec5SDimitry Andric   return nullptr;
720b57cec5SDimitry Andric }
730b57cec5SDimitry Andric 
GetSignalNumberFromName(const char * name) const740b57cec5SDimitry Andric int32_t SBUnixSignals::GetSignalNumberFromName(const char *name) const {
7504eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, name);
760b57cec5SDimitry Andric 
770b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
780b57cec5SDimitry Andric     return signals_sp->GetSignalNumberFromName(name);
790b57cec5SDimitry Andric 
800b57cec5SDimitry Andric   return LLDB_INVALID_SIGNAL_NUMBER;
810b57cec5SDimitry Andric }
820b57cec5SDimitry Andric 
GetShouldSuppress(int32_t signo) const830b57cec5SDimitry Andric bool SBUnixSignals::GetShouldSuppress(int32_t signo) const {
8404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo);
850b57cec5SDimitry Andric 
860b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
870b57cec5SDimitry Andric     return signals_sp->GetShouldSuppress(signo);
880b57cec5SDimitry Andric 
890b57cec5SDimitry Andric   return false;
900b57cec5SDimitry Andric }
910b57cec5SDimitry Andric 
SetShouldSuppress(int32_t signo,bool value)920b57cec5SDimitry Andric bool SBUnixSignals::SetShouldSuppress(int32_t signo, bool value) {
9304eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo, value);
940b57cec5SDimitry Andric 
950b57cec5SDimitry Andric   auto signals_sp = GetSP();
960b57cec5SDimitry Andric 
970b57cec5SDimitry Andric   if (signals_sp)
980b57cec5SDimitry Andric     return signals_sp->SetShouldSuppress(signo, value);
990b57cec5SDimitry Andric 
1000b57cec5SDimitry Andric   return false;
1010b57cec5SDimitry Andric }
1020b57cec5SDimitry Andric 
GetShouldStop(int32_t signo) const1030b57cec5SDimitry Andric bool SBUnixSignals::GetShouldStop(int32_t signo) const {
10404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo);
1050b57cec5SDimitry Andric 
1060b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
1070b57cec5SDimitry Andric     return signals_sp->GetShouldStop(signo);
1080b57cec5SDimitry Andric 
1090b57cec5SDimitry Andric   return false;
1100b57cec5SDimitry Andric }
1110b57cec5SDimitry Andric 
SetShouldStop(int32_t signo,bool value)1120b57cec5SDimitry Andric bool SBUnixSignals::SetShouldStop(int32_t signo, bool value) {
11304eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo, value);
1140b57cec5SDimitry Andric 
1150b57cec5SDimitry Andric   auto signals_sp = GetSP();
1160b57cec5SDimitry Andric 
1170b57cec5SDimitry Andric   if (signals_sp)
1180b57cec5SDimitry Andric     return signals_sp->SetShouldStop(signo, value);
1190b57cec5SDimitry Andric 
1200b57cec5SDimitry Andric   return false;
1210b57cec5SDimitry Andric }
1220b57cec5SDimitry Andric 
GetShouldNotify(int32_t signo) const1230b57cec5SDimitry Andric bool SBUnixSignals::GetShouldNotify(int32_t signo) const {
12404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo);
1250b57cec5SDimitry Andric 
1260b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
1270b57cec5SDimitry Andric     return signals_sp->GetShouldNotify(signo);
1280b57cec5SDimitry Andric 
1290b57cec5SDimitry Andric   return false;
1300b57cec5SDimitry Andric }
1310b57cec5SDimitry Andric 
SetShouldNotify(int32_t signo,bool value)1320b57cec5SDimitry Andric bool SBUnixSignals::SetShouldNotify(int32_t signo, bool value) {
13304eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, signo, value);
1340b57cec5SDimitry Andric 
1350b57cec5SDimitry Andric   auto signals_sp = GetSP();
1360b57cec5SDimitry Andric 
1370b57cec5SDimitry Andric   if (signals_sp)
1380b57cec5SDimitry Andric     return signals_sp->SetShouldNotify(signo, value);
1390b57cec5SDimitry Andric 
1400b57cec5SDimitry Andric   return false;
1410b57cec5SDimitry Andric }
1420b57cec5SDimitry Andric 
GetNumSignals() const1430b57cec5SDimitry Andric int32_t SBUnixSignals::GetNumSignals() const {
14404eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this);
1450b57cec5SDimitry Andric 
1460b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
1470b57cec5SDimitry Andric     return signals_sp->GetNumSignals();
1480b57cec5SDimitry Andric 
1490b57cec5SDimitry Andric   return -1;
1500b57cec5SDimitry Andric }
1510b57cec5SDimitry Andric 
GetSignalAtIndex(int32_t index) const1520b57cec5SDimitry Andric int32_t SBUnixSignals::GetSignalAtIndex(int32_t index) const {
15304eeddc0SDimitry Andric   LLDB_INSTRUMENT_VA(this, index);
1540b57cec5SDimitry Andric 
1550b57cec5SDimitry Andric   if (auto signals_sp = GetSP())
1560b57cec5SDimitry Andric     return signals_sp->GetSignalAtIndex(index);
1570b57cec5SDimitry Andric 
1580b57cec5SDimitry Andric   return LLDB_INVALID_SIGNAL_NUMBER;
1590b57cec5SDimitry Andric }
160