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86 lines
2.8 KiB
86 lines
2.8 KiB
5 years ago
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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmBinUtilsLinuxELFObjdumpGetRuntimeDependenciesTool.h"
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#include <sstream>
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#include <cmsys/RegularExpression.hxx>
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#include "cmRuntimeDependencyArchive.h"
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#include "cmSystemTools.h"
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#include "cmUVProcessChain.h"
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cmBinUtilsLinuxELFObjdumpGetRuntimeDependenciesTool::
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cmBinUtilsLinuxELFObjdumpGetRuntimeDependenciesTool(
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cmRuntimeDependencyArchive* archive)
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: cmBinUtilsLinuxELFGetRuntimeDependenciesTool(archive)
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{
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}
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bool cmBinUtilsLinuxELFObjdumpGetRuntimeDependenciesTool::GetFileInfo(
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std::string const& file, std::vector<std::string>& needed,
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std::vector<std::string>& rpaths, std::vector<std::string>& runpaths)
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{
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cmUVProcessChainBuilder builder;
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builder.SetBuiltinStream(cmUVProcessChainBuilder::Stream_OUTPUT);
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std::vector<std::string> command;
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if (!this->Archive->GetGetRuntimeDependenciesCommand("objdump", command)) {
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this->SetError("Could not find objdump");
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return false;
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}
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command.emplace_back("-p");
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command.push_back(file);
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builder.AddCommand(command);
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auto process = builder.Start();
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if (!process.Valid()) {
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std::ostringstream e;
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e << "Failed to start objdump process for:\n " << file;
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this->SetError(e.str());
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return false;
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}
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std::string line;
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static const cmsys::RegularExpression neededRegex("^ *NEEDED *([^\n]*)$");
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static const cmsys::RegularExpression rpathRegex("^ *RPATH *([^\n]*)$");
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static const cmsys::RegularExpression runpathRegex("^ *RUNPATH *([^\n]*)$");
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while (std::getline(*process.OutputStream(), line)) {
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cmsys::RegularExpressionMatch match;
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if (neededRegex.find(line.c_str(), match)) {
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needed.push_back(match.match(1));
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} else if (rpathRegex.find(line.c_str(), match)) {
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std::vector<std::string> rpathSplit =
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cmSystemTools::SplitString(match.match(1), ':');
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rpaths.reserve(rpaths.size() + rpathSplit.size());
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for (auto const& rpath : rpathSplit) {
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rpaths.push_back(rpath);
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}
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} else if (runpathRegex.find(line.c_str(), match)) {
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std::vector<std::string> runpathSplit =
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cmSystemTools::SplitString(match.match(1), ':');
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runpaths.reserve(runpaths.size() + runpathSplit.size());
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for (auto const& runpath : runpathSplit) {
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runpaths.push_back(runpath);
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}
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}
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}
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if (!process.Wait()) {
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std::ostringstream e;
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e << "Failed to wait on objdump process for:\n " << file;
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this->SetError(e.str());
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return false;
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}
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auto status = process.GetStatus();
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if (!status[0] || status[0]->ExitStatus != 0) {
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std::ostringstream e;
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e << "Failed to run objdump on:\n " << file;
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this->SetError(e.str());
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return false;
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}
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return true;
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}
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