Revision 0dc3e6894f019fd35c97aef02c198c85061ed9d4 authored by Brad King on 31 May 2023, 13:40:13 UTC, committed by Kitware Robot on 31 May 2023, 13:40:24 UTC
5cbbe55de8 FindBoost: Add support for Boost 1.82 Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !8514
cmGlobVerificationManager.cxx
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmGlobVerificationManager.h"
#include <sstream>
#include "cmsys/FStream.hxx"
#include "cmGeneratedFileStream.h"
#include "cmListFileCache.h"
#include "cmMessageType.h"
#include "cmMessenger.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmVersion.h"
bool cmGlobVerificationManager::SaveVerificationScript(const std::string& path,
cmMessenger* messenger)
{
if (this->Cache.empty()) {
return true;
}
std::string scriptFile = cmStrCat(path, "/CMakeFiles");
std::string stampFile = scriptFile;
cmSystemTools::MakeDirectory(scriptFile);
scriptFile += "/VerifyGlobs.cmake";
stampFile += "/cmake.verify_globs";
cmGeneratedFileStream verifyScriptFile(scriptFile);
verifyScriptFile.SetCopyIfDifferent(true);
if (!verifyScriptFile) {
cmSystemTools::Error("Unable to open verification script file for save. " +
scriptFile);
cmSystemTools::ReportLastSystemError("");
return false;
}
verifyScriptFile << std::boolalpha;
verifyScriptFile << "# CMAKE generated file: DO NOT EDIT!\n"
<< "# Generated by CMake Version "
<< cmVersion::GetMajorVersion() << "."
<< cmVersion::GetMinorVersion() << "\n";
verifyScriptFile << "cmake_policy(SET CMP0009 NEW)\n";
for (auto const& i : this->Cache) {
CacheEntryKey k = std::get<0>(i);
CacheEntryValue v = std::get<1>(i);
if (!v.Initialized) {
continue;
}
verifyScriptFile << "\n";
for (auto const& bt : v.Backtraces) {
verifyScriptFile << "# " << std::get<0>(bt);
messenger->PrintBacktraceTitle(verifyScriptFile, std::get<1>(bt));
verifyScriptFile << "\n";
}
k.PrintGlobCommand(verifyScriptFile, "NEW_GLOB");
verifyScriptFile << "\n";
verifyScriptFile << "set(OLD_GLOB\n";
for (const std::string& file : v.Files) {
verifyScriptFile << " \"" << file << "\"\n";
}
verifyScriptFile << " )\n";
verifyScriptFile << "if(NOT \"${NEW_GLOB}\" STREQUAL \"${OLD_GLOB}\")\n"
<< " message(\"-- GLOB mismatch!\")\n"
<< " file(TOUCH_NOCREATE \"" << stampFile << "\")\n"
<< "endif()\n";
}
verifyScriptFile.Close();
cmsys::ofstream verifyStampFile(stampFile.c_str());
if (!verifyStampFile) {
cmSystemTools::Error("Unable to open verification stamp file for write. " +
stampFile);
return false;
}
verifyStampFile << "# This file is generated by CMake for checking of the "
"VerifyGlobs.cmake file\n";
this->VerifyScript = scriptFile;
this->VerifyStamp = stampFile;
return true;
}
bool cmGlobVerificationManager::DoWriteVerifyTarget() const
{
return !this->VerifyScript.empty() && !this->VerifyStamp.empty();
}
bool cmGlobVerificationManager::CacheEntryKey::operator<(
const CacheEntryKey& r) const
{
if (this->Recurse < r.Recurse) {
return true;
}
if (this->Recurse > r.Recurse) {
return false;
}
if (this->ListDirectories < r.ListDirectories) {
return true;
}
if (this->ListDirectories > r.ListDirectories) {
return false;
}
if (this->FollowSymlinks < r.FollowSymlinks) {
return true;
}
if (this->FollowSymlinks > r.FollowSymlinks) {
return false;
}
if (this->Relative < r.Relative) {
return true;
}
if (this->Relative > r.Relative) {
return false;
}
if (this->Expression < r.Expression) {
return true;
}
if (this->Expression > r.Expression) {
return false;
}
return false;
}
void cmGlobVerificationManager::CacheEntryKey::PrintGlobCommand(
std::ostream& out, const std::string& cmdVar)
{
out << "file(GLOB" << (this->Recurse ? "_RECURSE " : " ");
out << cmdVar << " ";
if (this->Recurse && this->FollowSymlinks) {
out << "FOLLOW_SYMLINKS ";
}
out << "LIST_DIRECTORIES " << this->ListDirectories << " ";
if (!this->Relative.empty()) {
out << "RELATIVE \"" << this->Relative << "\" ";
}
out << "\"" << this->Expression << "\")";
}
void cmGlobVerificationManager::AddCacheEntry(
const bool recurse, const bool listDirectories, const bool followSymlinks,
const std::string& relative, const std::string& expression,
const std::vector<std::string>& files, const std::string& variable,
const cmListFileBacktrace& backtrace, cmMessenger* messenger)
{
CacheEntryKey key = CacheEntryKey(recurse, listDirectories, followSymlinks,
relative, expression);
CacheEntryValue& value = this->Cache[key];
if (!value.Initialized) {
value.Files = files;
value.Initialized = true;
value.Backtraces.emplace_back(variable, backtrace);
} else if (value.Initialized && value.Files != files) {
std::ostringstream message;
message << std::boolalpha;
message << "The glob expression\n ";
key.PrintGlobCommand(message, variable);
message << "\nwas already present in the glob cache but the directory "
"contents have changed during the configuration run.\n";
message << "Matching glob expressions:";
for (auto const& bt : value.Backtraces) {
message << "\n " << std::get<0>(bt);
messenger->PrintBacktraceTitle(message, std::get<1>(bt));
}
messenger->IssueMessage(MessageType::FATAL_ERROR, message.str(),
backtrace);
} else {
value.Backtraces.emplace_back(variable, backtrace);
}
}
void cmGlobVerificationManager::Reset()
{
this->Cache.clear();
this->VerifyScript.clear();
this->VerifyStamp.clear();
}
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