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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmTargetSourcesCommand.h"
#include <cstring>
#include <sstream>
#include "cmAlgorithms.h"
#include "cmGeneratorExpression.h"
#include "cmMakefile.h"
#include "cmPolicies.h"
#include "cmSystemTools.h"
#include "cmTarget.h"
#include "cmake.h"
class cmExecutionStatus;
bool cmTargetSourcesCommand::InitialPass(std::vector<std::string> const& args,
cmExecutionStatus&)
{
return this->HandleArguments(args, "SOURCES");
}
void cmTargetSourcesCommand::HandleInterfaceContent(
cmTarget* tgt, const std::vector<std::string>& content, bool prepend,
bool system)
{
cmTargetPropCommandBase::HandleInterfaceContent(
tgt, ConvertToAbsoluteContent(tgt, content, true), prepend, system);
}
void cmTargetSourcesCommand::HandleMissingTarget(const std::string& name)
{
std::ostringstream e;
e << "Cannot specify sources for target \"" << name
<< "\" "
"which is not built by this project.";
this->Makefile->IssueMessage(cmake::FATAL_ERROR, e.str());
}
std::string cmTargetSourcesCommand::Join(
const std::vector<std::string>& content)
{
return cmJoin(content, ";");
}
bool cmTargetSourcesCommand::HandleDirectContent(
cmTarget* tgt, const std::vector<std::string>& content, bool, bool)
{
tgt->AppendProperty(
"SOURCES",
this->Join(ConvertToAbsoluteContent(tgt, content, false)).c_str());
return true; // Successfully handled.
}
std::vector<std::string> cmTargetSourcesCommand::ConvertToAbsoluteContent(
cmTarget* tgt, const std::vector<std::string>& content,
bool isInterfaceContent)
{
// Skip conversion in case old behavior has been explictly requested
if (this->Makefile->GetPolicyStatus(cmPolicies::CMP0076) ==
cmPolicies::OLD) {
return content;
}
bool changedPath = false;
std::vector<std::string> absoluteContent;
absoluteContent.reserve(content.size());
for (std::string const& src : content) {
std::string absoluteSrc;
if (cmSystemTools::FileIsFullPath(src) ||
cmGeneratorExpression::Find(src) == 0 ||
(!isInterfaceContent &&
strcmp(this->Makefile->GetCurrentSourceDirectory(),
tgt->GetMakefile()->GetCurrentSourceDirectory()) == 0)) {
absoluteSrc = src;
} else {
changedPath = true;
absoluteSrc = this->Makefile->GetCurrentSourceDirectory();
absoluteSrc += "/";
absoluteSrc += src;
}
absoluteContent.push_back(absoluteSrc);
}
if (!changedPath) {
return content;
}
bool issueMessage = true;
bool useAbsoluteContent = false;
std::ostringstream e;
switch (this->Makefile->GetPolicyStatus(cmPolicies::CMP0076)) {
case cmPolicies::WARN:
e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0076) << "\n";
break;
case cmPolicies::OLD:
issueMessage = false;
break;
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::REQUIRED_IF_USED:
this->Makefile->IssueMessage(
cmake::FATAL_ERROR,
cmPolicies::GetRequiredPolicyError(cmPolicies::CMP0076));
break;
case cmPolicies::NEW: {
issueMessage = false;
useAbsoluteContent = true;
break;
}
}
if (issueMessage) {
if (isInterfaceContent) {
e << "An interface source of target \"" << tgt->GetName()
<< "\" has a relative path.";
} else {
e << "A private source from a directory other than that of target \""
<< tgt->GetName() << "\" has a relative path.";
}
this->Makefile->IssueMessage(cmake::AUTHOR_WARNING, e.str());
}
return useAbsoluteContent ? absoluteContent : content;
}
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