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acb9511044
Teach `target_precompile_headers` to treat relative paths the same way as `target_sources`. Fixes: #19733
76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/* 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 "cmTargetPrecompileHeadersCommand.h"
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#include "cmGeneratorExpression.h"
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#include "cmMakefile.h"
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#include "cmMessageType.h"
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#include "cmStringAlgorithms.h"
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#include "cmSystemTools.h"
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#include "cmTarget.h"
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#include <utility>
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bool cmTargetPrecompileHeadersCommand::InitialPass(
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std::vector<std::string> const& args, cmExecutionStatus&)
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{
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return this->HandleArguments(args, "PRECOMPILE_HEADERS", PROCESS_REUSE_FROM);
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}
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void cmTargetPrecompileHeadersCommand::HandleInterfaceContent(
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cmTarget* tgt, const std::vector<std::string>& content, bool prepend,
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bool system)
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{
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cmTargetPropCommandBase::HandleInterfaceContent(
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tgt, ConvertToAbsoluteContent(tgt, content, true), prepend, system);
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}
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void cmTargetPrecompileHeadersCommand::HandleMissingTarget(
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const std::string& name)
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{
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const std::string e =
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cmStrCat("Cannot specify precompile headers for target \"", name,
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"\" which is not built by this project.");
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this->Makefile->IssueMessage(MessageType::FATAL_ERROR, e);
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}
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std::string cmTargetPrecompileHeadersCommand::Join(
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const std::vector<std::string>& content)
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{
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return cmJoin(content, ";");
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}
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bool cmTargetPrecompileHeadersCommand::HandleDirectContent(
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cmTarget* tgt, const std::vector<std::string>& content, bool, bool)
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{
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tgt->AppendProperty(
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"PRECOMPILE_HEADERS",
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this->Join(ConvertToAbsoluteContent(tgt, content, false)).c_str());
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return true;
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}
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std::vector<std::string>
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cmTargetPrecompileHeadersCommand::ConvertToAbsoluteContent(
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cmTarget* /*tgt*/, const std::vector<std::string>& content,
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bool /*isInterfaceContent*/)
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{
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std::vector<std::string> absoluteContent;
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absoluteContent.reserve(content.size());
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for (std::string const& src : content) {
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std::string absoluteSrc;
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// Use '<foo.h>' and '"foo.h"' includes and absolute paths as-is.
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// Interpret relative paths with respect to the source directory.
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// If the path starts in a generator expression, assume it is absolute.
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if (cmHasLiteralPrefix(src, "<") || cmHasLiteralPrefix(src, "\"") ||
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cmSystemTools::FileIsFullPath(src) ||
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cmGeneratorExpression::Find(src) == 0) {
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absoluteSrc = src;
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} else {
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absoluteSrc =
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cmStrCat(this->Makefile->GetCurrentSourceDirectory(), '/', src);
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}
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absoluteContent.emplace_back(std::move(absoluteSrc));
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}
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return absoluteContent;
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}
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