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//===-- SBEnvironment.cpp -------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/API/SBEnvironment.h"
#include "Utils.h"
#include "lldb/API/SBStringList.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/Environment.h"
#include "lldb/Utility/Instrumentation.h"
using namespace lldb;
using namespace lldb_private;
SBEnvironment::SBEnvironment() : m_opaque_up(new Environment()) {
LLDB_INSTRUMENT_VA(this);
}
SBEnvironment::SBEnvironment(const SBEnvironment &rhs)
: m_opaque_up(clone(rhs.m_opaque_up)) {
LLDB_INSTRUMENT_VA(this, rhs);
}
SBEnvironment::SBEnvironment(Environment rhs)
: m_opaque_up(new Environment(std::move(rhs))) {}
SBEnvironment::~SBEnvironment() = default;
const SBEnvironment &SBEnvironment::operator=(const SBEnvironment &rhs) {
LLDB_INSTRUMENT_VA(this, rhs);
if (this != &rhs)
m_opaque_up = clone(rhs.m_opaque_up);
return *this;
}
size_t SBEnvironment::GetNumValues() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->size();
}
const char *SBEnvironment::Get(const char *name) {
LLDB_INSTRUMENT_VA(this, name);
auto entry = m_opaque_up->find(name);
if (entry == m_opaque_up->end()) {
return nullptr;
}
return ConstString(entry->second).AsCString("");
}
const char *SBEnvironment::GetNameAtIndex(size_t index) {
LLDB_INSTRUMENT_VA(this, index);
if (index >= GetNumValues())
return nullptr;
return ConstString(std::next(m_opaque_up->begin(), index)->first())
.AsCString("");
}
const char *SBEnvironment::GetValueAtIndex(size_t index) {
LLDB_INSTRUMENT_VA(this, index);
if (index >= GetNumValues())
return nullptr;
return ConstString(std::next(m_opaque_up->begin(), index)->second)
.AsCString("");
}
bool SBEnvironment::Set(const char *name, const char *value, bool overwrite) {
LLDB_INSTRUMENT_VA(this, name, value, overwrite);
if (overwrite) {
m_opaque_up->insert_or_assign(name, std::string(value));
return true;
}
return m_opaque_up->try_emplace(name, std::string(value)).second;
}
bool SBEnvironment::Unset(const char *name) {
LLDB_INSTRUMENT_VA(this, name);
return m_opaque_up->erase(name);
}
SBStringList SBEnvironment::GetEntries() {
LLDB_INSTRUMENT_VA(this);
SBStringList entries;
for (const auto &KV : *m_opaque_up) {
entries.AppendString(Environment::compose(KV).c_str());
}
return entries;
}
void SBEnvironment::PutEntry(const char *name_and_value) {
LLDB_INSTRUMENT_VA(this, name_and_value);
auto split = llvm::StringRef(name_and_value).split('=');
m_opaque_up->insert_or_assign(split.first.str(), split.second.str());
}
void SBEnvironment::SetEntries(const SBStringList &entries, bool append) {
LLDB_INSTRUMENT_VA(this, entries, append);
if (!append)
m_opaque_up->clear();
for (size_t i = 0; i < entries.GetSize(); i++) {
PutEntry(entries.GetStringAtIndex(i));
}
}
void SBEnvironment::Clear() {
LLDB_INSTRUMENT_VA(this);
m_opaque_up->clear();
}
Environment &SBEnvironment::ref() const { return *m_opaque_up; }
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