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fuchsia / third_party / github.com / Kitware / CMake / 2d435f404dac017353ec48737cf4c81fdb568185 / . / Source / cmGeneratorExpressionNode.cxx
blob: 45d5a83cf6dec52db2c79d35af3547f357aabf4e [file] [log] [blame]
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmGeneratorExpressionNode.h"
#include <algorithm>
#include <cassert>
#include <cerrno>
#include <cstdlib>
#include <cstring>
#include <functional>
#include <map>
#include <memory>
#include <set>
#include <sstream>
#include <unordered_map>
#include <utility>
#include <cm/iterator>
#include <cm/optional>
#include <cm/string_view>
#include <cm/vector>
#include <cmext/algorithm>
#include <cmext/string_view>
#include "cmsys/RegularExpression.hxx"
#include "cmsys/String.h"
#include "cmAlgorithms.h"
#include "cmCMakePath.h"
#include "cmComputeLinkInformation.h"
#include "cmGeneratorExpression.h"
#include "cmGeneratorExpressionContext.h"
#include "cmGeneratorExpressionDAGChecker.h"
#include "cmGeneratorExpressionEvaluator.h"
#include "cmGeneratorTarget.h"
#include "cmGlobalGenerator.h"
#include "cmLinkItem.h"
#include "cmLocalGenerator.h"
#include "cmMakefile.h"
#include "cmMessageType.h"
#include "cmOutputConverter.h"
#include "cmPolicies.h"
#include "cmRange.h"
#include "cmStandardLevelResolver.h"
#include "cmState.h"
#include "cmStateSnapshot.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmTarget.h"
#include "cmValue.h"
#include "cmake.h"
std::string cmGeneratorExpressionNode::EvaluateDependentExpression(
std::string const& prop, cmLocalGenerator* lg,
cmGeneratorExpressionContext* context, cmGeneratorTarget const* headTarget,
cmGeneratorExpressionDAGChecker* dagChecker,
cmGeneratorTarget const* currentTarget)
{
cmGeneratorExpression ge(context->Backtrace);
std::unique_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(prop);
cge->SetEvaluateForBuildsystem(context->EvaluateForBuildsystem);
cge->SetQuiet(context->Quiet);
std::string result =
cge->Evaluate(lg, context->Config, headTarget, dagChecker, currentTarget,
context->Language);
if (cge->GetHadContextSensitiveCondition()) {
context->HadContextSensitiveCondition = true;
}
if (cge->GetHadHeadSensitiveCondition()) {
context->HadHeadSensitiveCondition = true;
}
if (cge->GetHadLinkLanguageSensitiveCondition()) {
context->HadLinkLanguageSensitiveCondition = true;
}
return result;
}
static const struct ZeroNode : public cmGeneratorExpressionNode
{
ZeroNode() {} // NOLINT(modernize-use-equals-default)
bool GeneratesContent() const override { return false; }
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& /*parameters*/,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return std::string();
}
} zeroNode;
static const struct OneNode : public cmGeneratorExpressionNode
{
OneNode() {} // NOLINT(modernize-use-equals-default)
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return parameters.front();
}
} oneNode;
static const struct OneNode buildInterfaceNode;
static const struct ZeroNode installInterfaceNode;
struct BooleanOpNode : public cmGeneratorExpressionNode
{
BooleanOpNode(const char* op_, const char* successVal_,
const char* failureVal_)
: op(op_)
, successVal(successVal_)
, failureVal(failureVal_)
{
}
int NumExpectedParameters() const override { return OneOrMoreParameters; }
std::string Evaluate(const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker*) const override
{
for (std::string const& param : parameters) {
if (param == this->failureVal) {
return this->failureVal;
}
if (param != this->successVal) {
std::ostringstream e;
e << "Parameters to $<" << this->op;
e << "> must resolve to either '0' or '1'.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
}
return this->successVal;
}
const char *const op, *const successVal, *const failureVal;
};
static const BooleanOpNode andNode("AND", "1", "0"), orNode("OR", "0", "1");
static const struct NotNode : public cmGeneratorExpressionNode
{
NotNode() {} // NOLINT(modernize-use-equals-default)
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.front() != "0" && parameters.front() != "1") {
reportError(
context, content->GetOriginalExpression(),
"$<NOT> parameter must resolve to exactly one '0' or '1' value.");
return std::string();
}
return parameters.front() == "0" ? "1" : "0";
}
} notNode;
static const struct BoolNode : public cmGeneratorExpressionNode
{
BoolNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return !cmIsOff(parameters.front()) ? "1" : "0";
}
} boolNode;
static const struct IfNode : public cmGeneratorExpressionNode
{
IfNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 3; }
std::string Evaluate(const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker*) const override
{
if (parameters[0] != "1" && parameters[0] != "0") {
reportError(context, content->GetOriginalExpression(),
"First parameter to $<IF> must resolve to exactly one '0' "
"or '1' value.");
return std::string();
}
return parameters[0] == "1" ? parameters[1] : parameters[2];
}
} ifNode;
static const struct StrEqualNode : public cmGeneratorExpressionNode
{
StrEqualNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return parameters.front() == parameters[1] ? "1" : "0";
}
} strEqualNode;
static const struct EqualNode : public cmGeneratorExpressionNode
{
EqualNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
long numbers[2];
for (int i = 0; i < 2; ++i) {
if (!ParameterToLong(parameters[i].c_str(), &numbers[i])) {
reportError(context, content->GetOriginalExpression(),
"$<EQUAL> parameter " + parameters[i] +
" is not a valid integer.");
return {};
}
}
return numbers[0] == numbers[1] ? "1" : "0";
}
static bool ParameterToLong(const char* param, long* outResult)
{
const char isNegative = param[0] == '-';
int base = 0;
if (cmHasLiteralPrefix(param, "0b") || cmHasLiteralPrefix(param, "0B")) {
base = 2;
param += 2;
} else if (cmHasLiteralPrefix(param, "-0b") ||
cmHasLiteralPrefix(param, "-0B") ||
cmHasLiteralPrefix(param, "+0b") ||
cmHasLiteralPrefix(param, "+0B")) {
base = 2;
param += 3;
}
char* pEnd;
long result = strtol(param, &pEnd, base);
if (pEnd == param || *pEnd != '\0' || errno == ERANGE) {
return false;
}
if (isNegative && result > 0) {
result *= -1;
}
*outResult = result;
return true;
}
} equalNode;
static const struct InListNode : public cmGeneratorExpressionNode
{
InListNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::vector<std::string> values;
std::vector<std::string> checkValues;
bool check = false;
switch (context->LG->GetPolicyStatus(cmPolicies::CMP0085)) {
case cmPolicies::WARN:
if (parameters.front().empty()) {
check = true;
cmExpandList(parameters[1], checkValues, true);
}
CM_FALLTHROUGH;
case cmPolicies::OLD:
cmExpandList(parameters[1], values);
if (check && values != checkValues) {
std::ostringstream e;
e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0085)
<< "\nSearch Item:\n \"" << parameters.front()
<< "\"\nList:\n \"" << parameters[1] << "\"\n";
context->LG->GetCMakeInstance()->IssueMessage(
MessageType ::AUTHOR_WARNING, e.str(), context->Backtrace);
return "0";
}
if (values.empty()) {
return "0";
}
break;
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::NEW:
cmExpandList(parameters[1], values, true);
break;
}
return cm::contains(values, parameters.front()) ? "1" : "0";
}
} inListNode;
static const struct FilterNode : public cmGeneratorExpressionNode
{
FilterNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 3; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.size() != 3) {
reportError(context, content->GetOriginalExpression(),
"$<FILTER:...> expression requires three parameters");
return {};
}
if (parameters[1] != "INCLUDE" && parameters[1] != "EXCLUDE") {
reportError(
context, content->GetOriginalExpression(),
"$<FILTER:...> second parameter must be either INCLUDE or EXCLUDE");
return {};
}
const bool exclude = parameters[1] == "EXCLUDE";
cmsys::RegularExpression re;
if (!re.compile(parameters[2])) {
reportError(context, content->GetOriginalExpression(),
"$<FILTER:...> failed to compile regex");
return {};
}
std::vector<std::string> values;
std::vector<std::string> result;
cmExpandList(parameters.front(), values, true);
std::copy_if(values.cbegin(), values.cend(), std::back_inserter(result),
[&re, exclude](std::string const& input) {
return exclude ^ re.find(input);
});
return cmJoin(cmMakeRange(result.cbegin(), result.cend()), ";");
}
} filterNode;
static const struct RemoveDuplicatesNode : public cmGeneratorExpressionNode
{
RemoveDuplicatesNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.size() != 1) {
reportError(
context, content->GetOriginalExpression(),
"$<REMOVE_DUPLICATES:...> expression requires one parameter");
}
std::vector<std::string> values = cmExpandedList(parameters.front(), true);
auto valuesEnd = cmRemoveDuplicates(values);
auto valuesBegin = values.cbegin();
return cmJoin(cmMakeRange(valuesBegin, valuesEnd), ";");
}
} removeDuplicatesNode;
static const struct TargetExistsNode : public cmGeneratorExpressionNode
{
TargetExistsNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.size() != 1) {
reportError(context, content->GetOriginalExpression(),
"$<TARGET_EXISTS:...> expression requires one parameter");
return std::string();
}
std::string const& targetName = parameters.front();
if (targetName.empty() ||
!cmGeneratorExpression::IsValidTargetName(targetName)) {
reportError(context, content->GetOriginalExpression(),
"$<TARGET_EXISTS:tgt> expression requires a non-empty "
"valid target name.");
return std::string();
}
return context->LG->GetMakefile()->FindTargetToUse(targetName) ? "1" : "0";
}
} targetExistsNode;
static const struct TargetNameIfExistsNode : public cmGeneratorExpressionNode
{
TargetNameIfExistsNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.size() != 1) {
reportError(context, content->GetOriginalExpression(),
"$<TARGET_NAME_IF_EXISTS:...> expression requires one "
"parameter");
return std::string();
}
std::string const& targetName = parameters.front();
if (targetName.empty() ||
!cmGeneratorExpression::IsValidTargetName(targetName)) {
reportError(context, content->GetOriginalExpression(),
"$<TARGET_NAME_IF_EXISTS:tgt> expression requires a "
"non-empty valid target name.");
return std::string();
}
return context->LG->GetMakefile()->FindTargetToUse(targetName)
? targetName
: std::string();
}
} targetNameIfExistsNode;
struct GenexEvaluator : public cmGeneratorExpressionNode
{
GenexEvaluator() {} // NOLINT(modernize-use-equals-default)
protected:
std::string EvaluateExpression(
const std::string& genexOperator, const std::string& expression,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagCheckerParent) const
{
if (context->HeadTarget) {
cmGeneratorExpressionDAGChecker dagChecker(
context->Backtrace, context->HeadTarget,
genexOperator + ":" + expression, content, dagCheckerParent);
switch (dagChecker.Check()) {
case cmGeneratorExpressionDAGChecker::SELF_REFERENCE:
case cmGeneratorExpressionDAGChecker::CYCLIC_REFERENCE: {
dagChecker.ReportError(context, content->GetOriginalExpression());
return std::string();
}
case cmGeneratorExpressionDAGChecker::ALREADY_SEEN:
case cmGeneratorExpressionDAGChecker::DAG:
break;
}
return this->EvaluateDependentExpression(
expression, context->LG, context, context->HeadTarget, &dagChecker,
context->CurrentTarget);
}
return this->EvaluateDependentExpression(
expression, context->LG, context, context->HeadTarget, dagCheckerParent,
context->CurrentTarget);
}
};
static const struct TargetGenexEvalNode : public GenexEvaluator
{
TargetGenexEvalNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagCheckerParent) const override
{
const std::string& targetName = parameters.front();
if (targetName.empty() ||
!cmGeneratorExpression::IsValidTargetName(targetName)) {
reportError(context, content->GetOriginalExpression(),
"$<TARGET_GENEX_EVAL:tgt, ...> expression requires a "
"non-empty valid target name.");
return std::string();
}
const auto* target = context->LG->FindGeneratorTargetToUse(targetName);
if (!target) {
std::ostringstream e;
e << "$<TARGET_GENEX_EVAL:tgt, ...> target \"" << targetName
<< "\" not found.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
const std::string& expression = parameters[1];
if (expression.empty()) {
return expression;
}
cmGeneratorExpressionContext targetContext(
context->LG, context->Config, context->Quiet, target, target,
context->EvaluateForBuildsystem, context->Backtrace, context->Language);
return this->EvaluateExpression("TARGET_GENEX_EVAL", expression,
&targetContext, content, dagCheckerParent);
}
} targetGenexEvalNode;
static const struct GenexEvalNode : public GenexEvaluator
{
GenexEvalNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagCheckerParent) const override
{
const std::string& expression = parameters[0];
if (expression.empty()) {
return expression;
}
return this->EvaluateExpression("GENEX_EVAL", expression, context, content,
dagCheckerParent);
}
} genexEvalNode;
static const struct LowerCaseNode : public cmGeneratorExpressionNode
{
LowerCaseNode() {} // NOLINT(modernize-use-equals-default)
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return cmSystemTools::LowerCase(parameters.front());
}
} lowerCaseNode;
static const struct UpperCaseNode : public cmGeneratorExpressionNode
{
UpperCaseNode() {} // NOLINT(modernize-use-equals-default)
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return cmSystemTools::UpperCase(parameters.front());
}
} upperCaseNode;
namespace {
template <typename Container>
class Range : public cmRange<typename Container::const_iterator>
{
private:
using Base = cmRange<typename Container::const_iterator>;
public:
using const_iterator = typename Container::const_iterator;
using value_type = typename Container::value_type;
using size_type = typename Container::size_type;
using difference_type = typename Container::difference_type;
using const_reference = typename Container::const_reference;
Range(const Container& container)
: Base(container.begin(), container.end())
{
}
const_reference operator[](size_type pos) const
{
return *(this->begin() + pos);
}
const_reference front() const { return *this->begin(); }
const_reference back() const { return *std::prev(this->end()); }
Range& advance(difference_type amount) &
{
Base::advance(amount);
return *this;
}
Range advance(difference_type amount) &&
{
Base::advance(amount);
return std::move(*this);
}
};
using Arguments = Range<std::vector<std::string>>;
bool CheckPathParametersEx(cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
cm::string_view option, std::size_t count,
int required = 1, bool exactly = true)
{
if (static_cast<int>(count) < required ||
(exactly && static_cast<int>(count) > required)) {
reportError(ctx, cnt->GetOriginalExpression(),
cmStrCat("$<PATH:", option, "> expression requires ",
(exactly ? "exactly" : "at least"), ' ',
(required == 1 ? "one parameter" : "two parameters"),
'.'));
return false;
}
return true;
};
bool CheckPathParameters(cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
cm::string_view option, const Arguments& args,
int required = 1)
{
return CheckPathParametersEx(ctx, cnt, option, args.size(), required);
};
std::string ToString(bool isTrue)
{
return isTrue ? "1" : "0";
};
}
static const struct PathNode : public cmGeneratorExpressionNode
{
PathNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return TwoOrMoreParameters; }
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
static std::unordered_map<
cm::string_view,
std::function<std::string(cmGeneratorExpressionContext*,
const GeneratorExpressionContent*,
Arguments&)>>
pathCommands{
{ "GET_ROOT_NAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_ROOT_NAME"_s, args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.GetRootName().String()
: std::string{};
} },
{ "GET_ROOT_DIRECTORY"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_ROOT_DIRECTORY"_s,
args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.GetRootDirectory().String()
: std::string{};
} },
{ "GET_ROOT_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_ROOT_PATH"_s, args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.GetRootPath().String()
: std::string{};
} },
{ "GET_FILENAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_FILENAME"_s, args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.GetFileName().String()
: std::string{};
} },
{ "GET_EXTENSION"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool lastOnly = args.front() == "LAST_ONLY"_s;
if (lastOnly) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
lastOnly ? "GET_EXTENSION,LAST_ONLY"_s
: "GET_EXTENSION"_s,
args.size())) {
if (args.front().empty()) {
return std::string{};
}
return lastOnly
? cmCMakePath{ args.front() }.GetExtension().String()
: cmCMakePath{ args.front() }.GetWideExtension().String();
}
return std::string{};
} },
{ "GET_STEM"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool lastOnly = args.front() == "LAST_ONLY"_s;
if (lastOnly) {
args.advance(1);
}
if (CheckPathParametersEx(
ctx, cnt, lastOnly ? "GET_STEM,LAST_ONLY"_s : "GET_STEM"_s,
args.size())) {
if (args.front().empty()) {
return std::string{};
}
return lastOnly
? cmCMakePath{ args.front() }.GetStem().String()
: cmCMakePath{ args.front() }.GetNarrowStem().String();
}
return std::string{};
} },
{ "GET_RELATIVE_PART"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_RELATIVE_PART"_s,
args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.GetRelativePath().String()
: std::string{};
} },
{ "GET_PARENT_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "GET_PARENT_PATH"_s, args)
? cmCMakePath{ args.front() }.GetParentPath().String()
: std::string{};
} },
{ "HAS_ROOT_NAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_ROOT_NAME"_s, args)
? ToString(cmCMakePath{ args.front() }.HasRootName())
: std::string{ "0" };
} },
{ "HAS_ROOT_DIRECTORY"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_ROOT_DIRECTORY"_s, args)
? ToString(cmCMakePath{ args.front() }.HasRootDirectory())
: std::string{ "0" };
} },
{ "HAS_ROOT_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_ROOT_PATH"_s, args)
? ToString(cmCMakePath{ args.front() }.HasRootPath())
: std::string{ "0" };
} },
{ "HAS_FILENAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_FILENAME"_s, args)
? ToString(cmCMakePath{ args.front() }.HasFileName())
: std::string{ "0" };
} },
{ "HAS_EXTENSION"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_EXTENSION"_s, args) &&
!args.front().empty()
? ToString(cmCMakePath{ args.front() }.HasExtension())
: std::string{ "0" };
} },
{ "HAS_STEM"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_STEM"_s, args)
? ToString(cmCMakePath{ args.front() }.HasStem())
: std::string{ "0" };
} },
{ "HAS_RELATIVE_PART"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_RELATIVE_PART"_s, args)
? ToString(cmCMakePath{ args.front() }.HasRelativePath())
: std::string{ "0" };
} },
{ "HAS_PARENT_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "HAS_PARENT_PATH"_s, args)
? ToString(cmCMakePath{ args.front() }.HasParentPath())
: std::string{ "0" };
} },
{ "IS_ABSOLUTE"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "IS_ABSOLUTE"_s, args)
? ToString(cmCMakePath{ args.front() }.IsAbsolute())
: std::string{ "0" };
} },
{ "IS_RELATIVE"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "IS_RELATIVE"_s, args)
? ToString(cmCMakePath{ args.front() }.IsRelative())
: std::string{ "0" };
} },
{ "IS_PREFIX"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool normalize = args.front() == "NORMALIZE"_s;
if (normalize) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
normalize ? "IS_PREFIX,NORMALIZE"_s
: "IS_PREFIX"_s,
args.size(), 2)) {
if (normalize) {
return ToString(cmCMakePath{ args[0] }.Normal().IsPrefix(
cmCMakePath{ args[1] }.Normal()));
}
return ToString(
cmCMakePath{ args[0] }.IsPrefix(cmCMakePath{ args[1] }));
}
return std::string{};
} },
{ "CMAKE_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool normalize = args.front() == "NORMALIZE"_s;
if (normalize) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
normalize ? "CMAKE_PATH,NORMALIZE"_s
: "CMAKE_PATH"_s,
args.size(), 1)) {
auto path =
cmCMakePath{ args.front(), cmCMakePath::auto_format };
return normalize ? path.Normal().GenericString()
: path.GenericString();
}
return std::string{};
} },
{ "APPEND"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
if (CheckPathParametersEx(ctx, cnt, "APPEND"_s, args.size(), 1,
false)) {
cmCMakePath path;
for (const auto& p : args) {
path /= p;
}
return path.String();
}
return std::string{};
} },
{ "REMOVE_FILENAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "REMOVE_FILENAME"_s, args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.RemoveFileName().String()
: std::string{};
} },
{ "REPLACE_FILENAME"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "REPLACE_FILENAME"_s, args, 2)
? cmCMakePath{ args[0] }
.ReplaceFileName(cmCMakePath{ args[1] })
.String()
: std::string{};
} },
{ "REMOVE_EXTENSION"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool lastOnly = args.front() == "LAST_ONLY"_s;
if (lastOnly) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
lastOnly ? "REMOVE_EXTENSION,LAST_ONLY"_s
: "REMOVE_EXTENSION"_s,
args.size())) {
if (args.front().empty()) {
return std::string{};
}
return lastOnly
? cmCMakePath{ args.front() }.RemoveExtension().String()
: cmCMakePath{ args.front() }.RemoveWideExtension().String();
}
return std::string{};
} },
{ "REPLACE_EXTENSION"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool lastOnly = args.front() == "LAST_ONLY"_s;
if (lastOnly) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
lastOnly
? "REPLACE_EXTENSION,LAST_ONLY"_s
: "REPLACE_EXTENSION"_s,
args.size(), 2)) {
if (lastOnly) {
return cmCMakePath{ args[0] }
.ReplaceExtension(cmCMakePath{ args[1] })
.String();
}
return cmCMakePath{ args[0] }
.ReplaceWideExtension(cmCMakePath{ args[1] })
.String();
}
return std::string{};
} },
{ "NORMAL_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "NORMAL_PATH"_s, args) &&
!args.front().empty()
? cmCMakePath{ args.front() }.Normal().String()
: std::string{};
} },
{ "RELATIVE_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
return CheckPathParameters(ctx, cnt, "RELATIVE_PATH"_s, args, 2)
? cmCMakePath{ args[0] }.Relative(args[1]).String()
: std::string{};
} },
{ "ABSOLUTE_PATH"_s,
[](cmGeneratorExpressionContext* ctx,
const GeneratorExpressionContent* cnt,
Arguments& args) -> std::string {
bool normalize = args.front() == "NORMALIZE"_s;
if (normalize) {
args.advance(1);
}
if (CheckPathParametersEx(ctx, cnt,
normalize ? "ABSOLUTE_PATH,NORMALIZE"_s
: "ABSOLUTE_PATH"_s,
args.size(), 2)) {
auto path = cmCMakePath{ args[0] }.Absolute(args[1]);
return normalize ? path.Normal().String() : path.String();
}
return std::string{};
} }
};
if (cm::contains(pathCommands, parameters.front())) {
auto args = Arguments{ parameters }.advance(1);
return pathCommands[parameters.front()](context, content, args);
}
reportError(context, content->GetOriginalExpression(),
cmStrCat(parameters.front(), ": invalid option."));
return std::string{};
}
} pathNode;
static const struct PathEqualNode : public cmGeneratorExpressionNode
{
PathEqualNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return cmCMakePath{ parameters[0] } == cmCMakePath{ parameters[1] } ? "1"
: "0";
}
} pathEqualNode;
static const struct MakeCIdentifierNode : public cmGeneratorExpressionNode
{
MakeCIdentifierNode() {} // NOLINT(modernize-use-equals-default)
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return cmSystemTools::MakeCidentifier(parameters.front());
}
} makeCIdentifierNode;
template <char C>
struct CharacterNode : public cmGeneratorExpressionNode
{
CharacterNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 0; }
std::string Evaluate(
const std::vector<std::string>& /*parameters*/,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return { C };
}
};
static const CharacterNode<'>'> angle_rNode;
static const CharacterNode<','> commaNode;
static const CharacterNode<';'> semicolonNode;
struct CompilerIdNode : public cmGeneratorExpressionNode
{
CompilerIdNode(const char* compilerLang)
: CompilerLanguage(compilerLang)
{
}
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget) {
std::ostringstream e;
e << "$<" << this->CompilerLanguage
<< "_COMPILER_ID> may only be used with binary targets. It may "
"not be used with add_custom_command or add_custom_target.";
reportError(context, content->GetOriginalExpression(), e.str());
return {};
}
return this->EvaluateWithLanguage(parameters, context, content, dagChecker,
this->CompilerLanguage);
}
std::string EvaluateWithLanguage(const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*unused*/,
const std::string& lang) const
{
std::string const& compilerId =
context->LG->GetMakefile()->GetSafeDefinition("CMAKE_" + lang +
"_COMPILER_ID");
if (parameters.empty()) {
return compilerId;
}
if (compilerId.empty()) {
return parameters.front().empty() ? "1" : "0";
}
static cmsys::RegularExpression compilerIdValidator("^[A-Za-z0-9_]*$");
for (auto const& param : parameters) {
if (!compilerIdValidator.find(param)) {
reportError(context, content->GetOriginalExpression(),
"Expression syntax not recognized.");
return std::string();
}
if (strcmp(param.c_str(), compilerId.c_str()) == 0) {
return "1";
}
if (cmsysString_strcasecmp(param.c_str(), compilerId.c_str()) == 0) {
switch (context->LG->GetPolicyStatus(cmPolicies::CMP0044)) {
case cmPolicies::WARN: {
context->LG->GetCMakeInstance()->IssueMessage(
MessageType::AUTHOR_WARNING,
cmPolicies::GetPolicyWarning(cmPolicies::CMP0044),
context->Backtrace);
CM_FALLTHROUGH;
}
case cmPolicies::OLD:
return "1";
case cmPolicies::NEW:
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::REQUIRED_IF_USED:
break;
}
}
}
return "0";
}
const char* const CompilerLanguage;
};
static const CompilerIdNode cCompilerIdNode("C"), cxxCompilerIdNode("CXX"),
cudaCompilerIdNode("CUDA"), objcCompilerIdNode("OBJC"),
objcxxCompilerIdNode("OBJCXX"), fortranCompilerIdNode("Fortran"),
hipCompilerIdNode("HIP"), ispcCompilerIdNode("ISPC");
struct CompilerVersionNode : public cmGeneratorExpressionNode
{
CompilerVersionNode(const char* compilerLang)
: CompilerLanguage(compilerLang)
{
}
int NumExpectedParameters() const override { return OneOrZeroParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget) {
std::ostringstream e;
e << "$<" << this->CompilerLanguage
<< "_COMPILER_VERSION> may only be used with binary targets. It "
"may not be used with add_custom_command or add_custom_target.";
reportError(context, content->GetOriginalExpression(), e.str());
return {};
}
return this->EvaluateWithLanguage(parameters, context, content, dagChecker,
this->CompilerLanguage);
}
std::string EvaluateWithLanguage(const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*unused*/,
const std::string& lang) const
{
std::string const& compilerVersion =
context->LG->GetMakefile()->GetSafeDefinition("CMAKE_" + lang +
"_COMPILER_VERSION");
if (parameters.empty()) {
return compilerVersion;
}
static cmsys::RegularExpression compilerIdValidator("^[0-9\\.]*$");
if (!compilerIdValidator.find(parameters.front())) {
reportError(context, content->GetOriginalExpression(),
"Expression syntax not recognized.");
return {};
}
if (compilerVersion.empty()) {
return parameters.front().empty() ? "1" : "0";
}
return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
parameters.front(), compilerVersion)
? "1"
: "0";
}
const char* const CompilerLanguage;
};
static const CompilerVersionNode cCompilerVersionNode("C"),
cxxCompilerVersionNode("CXX"), cudaCompilerVersionNode("CUDA"),
objcCompilerVersionNode("OBJC"), objcxxCompilerVersionNode("OBJCXX"),
fortranCompilerVersionNode("Fortran"), ispcCompilerVersionNode("ISPC"),
hipCompilerVersionNode("HIP");
struct PlatformIdNode : public cmGeneratorExpressionNode
{
PlatformIdNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::string const& platformId =
context->LG->GetMakefile()->GetSafeDefinition("CMAKE_SYSTEM_NAME");
if (parameters.empty()) {
return platformId;
}
if (platformId.empty()) {
return parameters.front().empty() ? "1" : "0";
}
for (auto const& param : parameters) {
if (param == platformId) {
return "1";
}
}
return "0";
}
};
static struct PlatformIdNode platformIdNode;
template <cmSystemTools::CompareOp Op>
struct VersionNode : public cmGeneratorExpressionNode
{
VersionNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return cmSystemTools::VersionCompare(Op, parameters.front(), parameters[1])
? "1"
: "0";
}
};
static const VersionNode<cmSystemTools::OP_GREATER> versionGreaterNode;
static const VersionNode<cmSystemTools::OP_GREATER_EQUAL> versionGreaterEqNode;
static const VersionNode<cmSystemTools::OP_LESS> versionLessNode;
static const VersionNode<cmSystemTools::OP_LESS_EQUAL> versionLessEqNode;
static const VersionNode<cmSystemTools::OP_EQUAL> versionEqualNode;
static const struct LinkOnlyNode : public cmGeneratorExpressionNode
{
LinkOnlyNode() {} // NOLINT(modernize-use-equals-default)
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!dagChecker) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_ONLY:...> may only be used for linking");
return std::string();
}
if (!dagChecker->GetTransitivePropertiesOnly()) {
return parameters.front();
}
return std::string();
}
} linkOnlyNode;
static const struct ConfigurationNode : public cmGeneratorExpressionNode
{
ConfigurationNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 0; }
std::string Evaluate(
const std::vector<std::string>& /*parameters*/,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
context->HadContextSensitiveCondition = true;
return context->Config;
}
} configurationNode;
static const struct ConfigurationTestNode : public cmGeneratorExpressionNode
{
ConfigurationTestNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (parameters.empty()) {
return configurationNode.Evaluate(parameters, context, content, nullptr);
}
static cmsys::RegularExpression configValidator("^[A-Za-z0-9_]*$");
if (!configValidator.find(parameters.front())) {
reportError(context, content->GetOriginalExpression(),
"Expression syntax not recognized.");
return std::string();
}
context->HadContextSensitiveCondition = true;
for (auto const& param : parameters) {
if (context->Config.empty()) {
if (param.empty()) {
return "1";
}
} else if (cmsysString_strcasecmp(param.c_str(),
context->Config.c_str()) == 0) {
return "1";
}
}
if (context->CurrentTarget && context->CurrentTarget->IsImported()) {
cmValue loc = nullptr;
cmValue imp = nullptr;
std::string suffix;
if (context->CurrentTarget->Target->GetMappedConfig(context->Config, loc,
imp, suffix)) {
// This imported target has an appropriate location
// for this (possibly mapped) config.
// Check if there is a proper config mapping for the tested config.
std::vector<std::string> mappedConfigs;
std::string mapProp = cmStrCat(
"MAP_IMPORTED_CONFIG_", cmSystemTools::UpperCase(context->Config));
if (cmValue mapValue = context->CurrentTarget->GetProperty(mapProp)) {
cmExpandList(cmSystemTools::UpperCase(*mapValue), mappedConfigs);
for (auto const& param : parameters) {
if (cm::contains(mappedConfigs, cmSystemTools::UpperCase(param))) {
return "1";
}
}
}
}
}
return "0";
}
} configurationTestNode;
static const struct JoinNode : public cmGeneratorExpressionNode
{
JoinNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 2; }
bool AcceptsArbitraryContentParameter() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::vector<std::string> list = cmExpandedList(parameters.front());
return cmJoin(list, parameters[1]);
}
} joinNode;
static const struct CompileLanguageNode : public cmGeneratorExpressionNode
{
CompileLanguageNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (context->Language.empty() &&
(!dagChecker || !dagChecker->EvaluatingCompileExpression())) {
reportError(
context, content->GetOriginalExpression(),
"$<COMPILE_LANGUAGE:...> may only be used to specify include "
"directories, compile definitions, compile options, and to evaluate "
"components of the file(GENERATE) command.");
return std::string();
}
cmGlobalGenerator* gg = context->LG->GetGlobalGenerator();
std::string genName = gg->GetName();
if (genName.find("Makefiles") == std::string::npos &&
genName.find("Ninja") == std::string::npos &&
genName.find("Visual Studio") == std::string::npos &&
genName.find("Xcode") == std::string::npos &&
genName.find("Watcom WMake") == std::string::npos) {
reportError(context, content->GetOriginalExpression(),
"$<COMPILE_LANGUAGE:...> not supported for this generator.");
return std::string();
}
if (parameters.empty()) {
return context->Language;
}
for (auto const& param : parameters) {
if (context->Language == param) {
return "1";
}
}
return "0";
}
} languageNode;
static const struct CompileLanguageAndIdNode : public cmGeneratorExpressionNode
{
CompileLanguageAndIdNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return TwoOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget ||
(context->Language.empty() &&
(!dagChecker || !dagChecker->EvaluatingCompileExpression()))) {
// reportError(context, content->GetOriginalExpression(), "");
reportError(
context, content->GetOriginalExpression(),
"$<COMPILE_LANG_AND_ID:lang,id> may only be used with binary targets "
"to specify include directories, compile definitions, and compile "
"options. It may not be used with the add_custom_command, "
"add_custom_target, or file(GENERATE) commands.");
return std::string();
}
cmGlobalGenerator* gg = context->LG->GetGlobalGenerator();
std::string genName = gg->GetName();
if (genName.find("Makefiles") == std::string::npos &&
genName.find("Ninja") == std::string::npos &&
genName.find("Visual Studio") == std::string::npos &&
genName.find("Xcode") == std::string::npos &&
genName.find("Watcom WMake") == std::string::npos) {
reportError(
context, content->GetOriginalExpression(),
"$<COMPILE_LANG_AND_ID:lang,id> not supported for this generator.");
return std::string();
}
const std::string& lang = context->Language;
if (lang == parameters.front()) {
std::vector<std::string> idParameter((parameters.cbegin() + 1),
parameters.cend());
return CompilerIdNode{ lang.c_str() }.EvaluateWithLanguage(
idParameter, context, content, dagChecker, lang);
}
return "0";
}
} languageAndIdNode;
static const struct LinkLanguageNode : public cmGeneratorExpressionNode
{
LinkLanguageNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget || !dagChecker ||
!(dagChecker->EvaluatingLinkExpression() ||
dagChecker->EvaluatingLinkLibraries())) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_LANGUAGE:...> may only be used with binary targets "
"to specify link libraries, link directories, link options "
"and link depends.");
return std::string();
}
if (dagChecker->EvaluatingLinkLibraries() && parameters.empty()) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_LANGUAGE> is not supported in link libraries expression.");
return std::string();
}
cmGlobalGenerator* gg = context->LG->GetGlobalGenerator();
std::string genName = gg->GetName();
if (genName.find("Makefiles") == std::string::npos &&
genName.find("Ninja") == std::string::npos &&
genName.find("Visual Studio") == std::string::npos &&
genName.find("Xcode") == std::string::npos &&
genName.find("Watcom WMake") == std::string::npos) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_LANGUAGE:...> not supported for this generator.");
return std::string();
}
if (dagChecker->EvaluatingLinkLibraries()) {
context->HadHeadSensitiveCondition = true;
context->HadLinkLanguageSensitiveCondition = true;
}
if (parameters.empty()) {
return context->Language;
}
for (auto const& param : parameters) {
if (context->Language == param) {
return "1";
}
}
return "0";
}
} linkLanguageNode;
namespace {
struct LinkerId
{
static std::string Evaluate(const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
const std::string& lang)
{
std::string const& linkerId =
context->LG->GetMakefile()->GetSafeDefinition("CMAKE_" + lang +
"_COMPILER_ID");
if (parameters.empty()) {
return linkerId;
}
if (linkerId.empty()) {
return parameters.front().empty() ? "1" : "0";
}
static cmsys::RegularExpression linkerIdValidator("^[A-Za-z0-9_]*$");
for (auto const& param : parameters) {
if (!linkerIdValidator.find(param)) {
reportError(context, content->GetOriginalExpression(),
"Expression syntax not recognized.");
return std::string();
}
if (param == linkerId) {
return "1";
}
}
return "0";
}
};
}
static const struct LinkLanguageAndIdNode : public cmGeneratorExpressionNode
{
LinkLanguageAndIdNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return TwoOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget || !dagChecker ||
!(dagChecker->EvaluatingLinkExpression() ||
dagChecker->EvaluatingLinkLibraries())) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_LANG_AND_ID:lang,id> may only be used with binary targets "
"to specify link libraries, link directories, link options, and link "
"depends.");
return std::string();
}
cmGlobalGenerator* gg = context->LG->GetGlobalGenerator();
std::string genName = gg->GetName();
if (genName.find("Makefiles") == std::string::npos &&
genName.find("Ninja") == std::string::npos &&
genName.find("Visual Studio") == std::string::npos &&
genName.find("Xcode") == std::string::npos &&
genName.find("Watcom WMake") == std::string::npos) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_LANG_AND_ID:lang,id> not supported for this generator.");
return std::string();
}
if (dagChecker->EvaluatingLinkLibraries()) {
context->HadHeadSensitiveCondition = true;
context->HadLinkLanguageSensitiveCondition = true;
}
const std::string& lang = context->Language;
if (lang == parameters.front()) {
std::vector<std::string> idParameter((parameters.cbegin() + 1),
parameters.cend());
return LinkerId::Evaluate(idParameter, context, content, lang);
}
return "0";
}
} linkLanguageAndIdNode;
static const struct LinkLibraryNode : public cmGeneratorExpressionNode
{
LinkLibraryNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return OneOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
using ForGenex = cmGeneratorExpressionDAGChecker::ForGenex;
if (!context->HeadTarget || !dagChecker ||
!dagChecker->EvaluatingLinkLibraries(nullptr,
ForGenex::LINK_LIBRARY)) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_LIBRARY:...> may only be used with binary targets "
"to specify link libraries through 'LINK_LIBRARIES', "
"'INTERFACE_LINK_LIBRARIES', and "
"'INTERFACE_LINK_LIBRARIES_DIRECT' properties.");
return std::string();
}
std::vector<std::string> list;
cmExpandLists(parameters.begin(), parameters.end(), list);
if (list.empty()) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_LIBRARY:...> expects a feature name as first argument.");
return std::string();
}
if (list.size() == 1) {
// no libraries specified, ignore this genex
return std::string();
}
static cmsys::RegularExpression featureNameValidator("^[A-Za-z0-9_]+$");
auto const& feature = list.front();
if (!featureNameValidator.find(feature)) {
reportError(context, content->GetOriginalExpression(),
cmStrCat("The feature name '", feature,
"' contains invalid characters."));
return std::string();
}
const auto LL_BEGIN = cmStrCat("<LINK_LIBRARY:", feature, '>');
const auto LL_END = cmStrCat("</LINK_LIBRARY:", feature, '>');
// filter out $<LINK_LIBRARY:..> tags with same feature
// and raise an error for any different feature
cm::erase_if(list, [&](const std::string& item) -> bool {
return item == LL_BEGIN || item == LL_END;
});
auto it =
std::find_if(list.cbegin() + 1, list.cend(),
[&feature](const std::string& item) -> bool {
return cmHasPrefix(item, "<LINK_LIBRARY:"_s) &&
item.substr(14, item.find('>', 14) - 14) != feature;
});
if (it != list.cend()) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_LIBRARY:...> with different features cannot be nested.");
return std::string();
}
// $<LINK_GROUP:...> must not appear as part of $<LINK_LIBRARY:...>
it = std::find_if(list.cbegin() + 1, list.cend(),
[](const std::string& item) -> bool {
return cmHasPrefix(item, "<LINK_GROUP:"_s);
});
if (it != list.cend()) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_GROUP:...> cannot be nested inside a "
"$<LINK_LIBRARY:...> expression.");
return std::string();
}
list.front() = LL_BEGIN;
list.push_back(LL_END);
return cmJoin(list, ";"_s);
}
} linkLibraryNode;
static const struct LinkGroupNode : public cmGeneratorExpressionNode
{
LinkGroupNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return OneOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
using ForGenex = cmGeneratorExpressionDAGChecker::ForGenex;
if (!context->HeadTarget || !dagChecker ||
!dagChecker->EvaluatingLinkLibraries(nullptr, ForGenex::LINK_GROUP)) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_GROUP:...> may only be used with binary targets "
"to specify group of link libraries through 'LINK_LIBRARIES', "
"'INTERFACE_LINK_LIBRARIES', and "
"'INTERFACE_LINK_LIBRARIES_DIRECT' properties.");
return std::string();
}
std::vector<std::string> list;
cmExpandLists(parameters.begin(), parameters.end(), list);
if (list.empty()) {
reportError(
context, content->GetOriginalExpression(),
"$<LINK_GROUP:...> expects a feature name as first argument.");
return std::string();
}
// $<LINK_GROUP:..> cannot be nested
if (std::find_if(list.cbegin(), list.cend(),
[](const std::string& item) -> bool {
return cmHasPrefix(item, "<LINK_GROUP"_s);
}) != list.cend()) {
reportError(context, content->GetOriginalExpression(),
"$<LINK_GROUP:...> cannot be nested.");
return std::string();
}
if (list.size() == 1) {
// no libraries specified, ignore this genex
return std::string();
}
static cmsys::RegularExpression featureNameValidator("^[A-Za-z0-9_]+$");
auto const& feature = list.front();
if (!featureNameValidator.find(feature)) {
reportError(context, content->GetOriginalExpression(),
cmStrCat("The feature name '", feature,
"' contains invalid characters."));
return std::string();
}
const auto LG_BEGIN = cmStrCat(
"<LINK_GROUP:", feature, ':',
cmJoin(cmRange<decltype(list.cbegin())>(list.cbegin() + 1, list.cend()),
"|"_s),
'>');
const auto LG_END = cmStrCat("</LINK_GROUP:", feature, '>');
list.front() = LG_BEGIN;
list.push_back(LG_END);
return cmJoin(list, ";"_s);
}
} linkGroupNode;
static const struct HostLinkNode : public cmGeneratorExpressionNode
{
HostLinkNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget || !dagChecker ||
!dagChecker->EvaluatingLinkOptionsExpression()) {
reportError(context, content->GetOriginalExpression(),
"$<HOST_LINK:...> may only be used with binary targets "
"to specify link options.");
return std::string();
}
return context->HeadTarget->IsDeviceLink() ? std::string()
: cmJoin(parameters, ";");
}
} hostLinkNode;
static const struct DeviceLinkNode : public cmGeneratorExpressionNode
{
DeviceLinkNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return ZeroOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
if (!context->HeadTarget || !dagChecker ||
!dagChecker->EvaluatingLinkOptionsExpression()) {
reportError(context, content->GetOriginalExpression(),
"$<DEVICE_LINK:...> may only be used with binary targets "
"to specify link options.");
return std::string();
}
if (context->HeadTarget->IsDeviceLink()) {
std::vector<std::string> list;
cmExpandLists(parameters.begin(), parameters.end(), list);
const auto DL_BEGIN = "<DEVICE_LINK>"_s;
const auto DL_END = "</DEVICE_LINK>"_s;
cm::erase_if(list, [&](const std::string& item) {
return item == DL_BEGIN || item == DL_END;
});
list.insert(list.begin(), static_cast<std::string>(DL_BEGIN));
list.push_back(static_cast<std::string>(DL_END));
return cmJoin(list, ";");
}
return std::string();
}
} deviceLinkNode;
static std::string getLinkedTargetsContent(
cmGeneratorTarget const* target, std::string const& prop,
cmGeneratorExpressionContext* context,
cmGeneratorExpressionDAGChecker* dagChecker)
{
std::string result;
if (cmLinkImplementationLibraries const* impl =
target->GetLinkImplementationLibraries(
context->Config, cmGeneratorTarget::LinkInterfaceFor::Usage)) {
for (cmLinkImplItem const& lib : impl->Libraries) {
if (lib.Target) {
// Pretend $<TARGET_PROPERTY:lib.Target,prop> appeared in our
// caller's property and hand-evaluate it as if it were compiled.
// Create a context as cmCompiledGeneratorExpression::Evaluate does.
cmGeneratorExpressionContext libContext(
target->GetLocalGenerator(), context->Config, context->Quiet, target,
target, context->EvaluateForBuildsystem, lib.Backtrace,
context->Language);
std::string libResult =
lib.Target->EvaluateInterfaceProperty(prop, &libContext, dagChecker);
if (!libResult.empty()) {
if (result.empty()) {
result = std::move(libResult);
} else {
result.reserve(result.size() + 1 + libResult.size());
result += ";";
result += libResult;
}
}
}
}
}
return result;
}
static const struct TargetPropertyNode : public cmGeneratorExpressionNode
{
TargetPropertyNode() {} // NOLINT(modernize-use-equals-default)
// This node handles errors on parameter count itself.
int NumExpectedParameters() const override { return OneOrMoreParameters; }
static const char* GetErrorText(std::string const& targetName,
std::string const& propertyName)
{
static cmsys::RegularExpression propertyNameValidator("^[A-Za-z0-9_]+$");
if (targetName.empty() && propertyName.empty()) {
return "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
"target name and property name.";
}
if (targetName.empty()) {
return "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
"target name.";
}
if (!cmGeneratorExpression::IsValidTargetName(targetName)) {
if (!propertyNameValidator.find(propertyName)) {
return "Target name and property name not supported.";
}
return "Target name not supported.";
}
return nullptr;
}
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagCheckerParent) const override
{
static cmsys::RegularExpression propertyNameValidator("^[A-Za-z0-9_]+$");
cmGeneratorTarget const* target = nullptr;
std::string targetName;
std::string propertyName;
if (parameters.size() == 2) {
targetName = parameters[0];
propertyName = parameters[1];
if (const char* e = GetErrorText(targetName, propertyName)) {
reportError(context, content->GetOriginalExpression(), e);
return std::string();
}
if (propertyName == "ALIASED_TARGET"_s) {
if (context->LG->GetMakefile()->IsAlias(targetName)) {
if (cmGeneratorTarget* tgt =
context->LG->FindGeneratorTargetToUse(targetName)) {
return tgt->GetName();
}
}
return std::string();
}
if (propertyName == "ALIAS_GLOBAL"_s) {
if (context->LG->GetMakefile()->IsAlias(targetName)) {
return context->LG->GetGlobalGenerator()->IsAlias(targetName)
? "TRUE"
: "FALSE";
}
return std::string();
}
target = context->LG->FindGeneratorTargetToUse(targetName);
if (!target) {
std::ostringstream e;
e << "Target \"" << targetName << "\" not found.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
context->AllTargets.insert(target);
} else if (parameters.size() == 1) {
target = context->HeadTarget;
propertyName = parameters[0];
// Keep track of the properties seen while processing.
// The evaluation of the LINK_LIBRARIES generator expressions
// will check this to ensure that properties have one consistent
// value for all evaluations.
context->SeenTargetProperties.insert(propertyName);
context->HadHeadSensitiveCondition = true;
if (!target) {
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_PROPERTY:prop> may only be used with binary targets. "
"It may not be used with add_custom_command or add_custom_target. "
" "
"Specify the target to read a property from using the "
"$<TARGET_PROPERTY:tgt,prop> signature instead.");
return std::string();
}
} else {
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_PROPERTY:...> expression requires one or two parameters");
return std::string();
}
if (propertyName == "SOURCES") {
context->SourceSensitiveTargets.insert(target);
}
if (propertyName.empty()) {
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_PROPERTY:...> expression requires a non-empty property "
"name.");
return std::string();
}
if (!propertyNameValidator.find(propertyName)) {
::reportError(context, content->GetOriginalExpression(),
"Property name not supported.");
return std::string();
}
assert(target);
if (propertyName == "LINKER_LANGUAGE") {
if (target->LinkLanguagePropagatesToDependents() && dagCheckerParent &&
(dagCheckerParent->EvaluatingLinkLibraries() ||
dagCheckerParent->EvaluatingSources())) {
reportError(
context, content->GetOriginalExpression(),
"LINKER_LANGUAGE target property can not be used while evaluating "
"link libraries for a static library");
return std::string();
}
return target->GetLinkerLanguage(context->Config);
}
std::string interfacePropertyName;
bool isInterfaceProperty = false;
#define POPULATE_INTERFACE_PROPERTY_NAME(prop) \
if (propertyName == #prop) { \
interfacePropertyName = "INTERFACE_" #prop; \
} else if (propertyName == "INTERFACE_" #prop) { \
interfacePropertyName = "INTERFACE_" #prop; \
isInterfaceProperty = true; \
} else
CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(POPULATE_INTERFACE_PROPERTY_NAME)
// Note that the above macro terminates with an else
/* else */ if (cmHasLiteralPrefix(propertyName, "COMPILE_DEFINITIONS_")) {
cmPolicies::PolicyStatus polSt =
context->LG->GetPolicyStatus(cmPolicies::CMP0043);
if (polSt == cmPolicies::WARN || polSt == cmPolicies::OLD) {
interfacePropertyName = "INTERFACE_COMPILE_DEFINITIONS";
}
}
#undef POPULATE_INTERFACE_PROPERTY_NAME
bool evaluatingLinkLibraries = false;
if (dagCheckerParent) {
if (dagCheckerParent->EvaluatingGenexExpression() ||
dagCheckerParent->EvaluatingPICExpression()) {
// No check required.
} else if (dagCheckerParent->EvaluatingLinkLibraries()) {
evaluatingLinkLibraries = true;
if (!interfacePropertyName.empty()) {
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_PROPERTY:...> expression in link libraries "
"evaluation depends on target property which is transitive "
"over the link libraries, creating a recursion.");
return std::string();
}
} else {
#define ASSERT_TRANSITIVE_PROPERTY_METHOD(METHOD) dagCheckerParent->METHOD() ||
assert(CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(
ASSERT_TRANSITIVE_PROPERTY_METHOD) false); // NOLINT(clang-tidy)
#undef ASSERT_TRANSITIVE_PROPERTY_METHOD
}
}
if (isInterfaceProperty) {
return cmGeneratorExpression::StripEmptyListElements(
target->EvaluateInterfaceProperty(propertyName, context,
dagCheckerParent));
}
cmGeneratorExpressionDAGChecker dagChecker(
context->Backtrace, target, propertyName, content, dagCheckerParent);
switch (dagChecker.Check()) {
case cmGeneratorExpressionDAGChecker::SELF_REFERENCE:
dagChecker.ReportError(context, content->GetOriginalExpression());
return std::string();
case cmGeneratorExpressionDAGChecker::CYCLIC_REFERENCE:
// No error. We just skip cyclic references.
return std::string();
case cmGeneratorExpressionDAGChecker::ALREADY_SEEN:
// We handle transitive properties above. For non-transitive
// properties we accept repeats anyway.
case cmGeneratorExpressionDAGChecker::DAG:
break;
}
std::string result;
bool haveProp = false;
if (cmValue p = target->GetProperty(propertyName)) {
result = *p;
haveProp = true;
} else if (evaluatingLinkLibraries) {
return std::string();
}
if (!haveProp && !target->IsImported() &&
target->GetType() != cmStateEnums::INTERFACE_LIBRARY) {
if (target->IsLinkInterfaceDependentBoolProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
return target->GetLinkInterfaceDependentBoolProperty(propertyName,
context->Config)
? "1"
: "0";
}
if (target->IsLinkInterfaceDependentStringProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
const char* propContent =
target->GetLinkInterfaceDependentStringProperty(propertyName,
context->Config);
return propContent ? propContent : "";
}
if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
const char* propContent =
target->GetLinkInterfaceDependentNumberMinProperty(propertyName,
context->Config);
return propContent ? propContent : "";
}
if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
const char* propContent =
target->GetLinkInterfaceDependentNumberMaxProperty(propertyName,
context->Config);
return propContent ? propContent : "";
}
}
if (!target->IsImported() && dagCheckerParent &&
!dagCheckerParent->EvaluatingLinkLibraries()) {
if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
const char* propContent =
target->GetLinkInterfaceDependentNumberMinProperty(propertyName,
context->Config);
return propContent ? propContent : "";
}
if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
context->Config)) {
context->HadContextSensitiveCondition = true;
const char* propContent =
target->GetLinkInterfaceDependentNumberMaxProperty(propertyName,
context->Config);
return propContent ? propContent : "";
}
}
if (!interfacePropertyName.empty()) {
result = cmGeneratorExpression::StripEmptyListElements(
this->EvaluateDependentExpression(result, context->LG, context, target,
&dagChecker, target));
std::string linkedTargetsContent = getLinkedTargetsContent(
target, interfacePropertyName, context, &dagChecker);
if (!linkedTargetsContent.empty()) {
result += (result.empty() ? "" : ";") + linkedTargetsContent;
}
}
return result;
}
} targetPropertyNode;
static const struct TargetNameNode : public cmGeneratorExpressionNode
{
TargetNameNode() {} // NOLINT(modernize-use-equals-default)
bool GeneratesContent() const override { return true; }
bool AcceptsArbitraryContentParameter() const override { return true; }
bool RequiresLiteralInput() const override { return true; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* /*context*/,
const GeneratorExpressionContent* /*content*/,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
return parameters.front();
}
int NumExpectedParameters() const override { return 1; }
} targetNameNode;
static const struct TargetObjectsNode : public cmGeneratorExpressionNode
{
TargetObjectsNode() {} // NOLINT(modernize-use-equals-default)
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::string const& tgtName = parameters.front();
cmGeneratorTarget* gt = context->LG->FindGeneratorTargetToUse(tgtName);
if (!gt) {
std::ostringstream e;
e << "Objects of target \"" << tgtName
<< "\" referenced but no such target exists.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
cmStateEnums::TargetType type = gt->GetType();
if (type != cmStateEnums::EXECUTABLE &&
type != cmStateEnums::STATIC_LIBRARY &&
type != cmStateEnums::SHARED_LIBRARY &&
type != cmStateEnums::MODULE_LIBRARY &&
type != cmStateEnums::OBJECT_LIBRARY) {
std::ostringstream e;
e << "Objects of target \"" << tgtName
<< "\" referenced but is not one of the allowed target types "
<< "(EXECUTABLE, STATIC, SHARED, MODULE, OBJECT).";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
cmGlobalGenerator* gg = context->LG->GetGlobalGenerator();
{
std::string reason;
if (!context->EvaluateForBuildsystem &&
!gt->Target->HasKnownObjectFileLocation(&reason)) {
std::ostringstream e;
e << "The evaluation of the TARGET_OBJECTS generator expression "
"is only suitable for consumption by CMake (limited"
<< reason
<< "). "
"It is not suitable for writing out elsewhere.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
}
std::vector<std::string> objects;
if (gt->IsImported()) {
cmValue loc = nullptr;
cmValue imp = nullptr;
std::string suffix;
if (gt->Target->GetMappedConfig(context->Config, loc, imp, suffix)) {
cmExpandList(*loc, objects);
}
context->HadContextSensitiveCondition = true;
} else {
gt->GetTargetObjectNames(context->Config, objects);
std::string obj_dir;
if (context->EvaluateForBuildsystem && !gg->SupportsCrossConfigs()) {
// Use object file directory with buildsystem placeholder.
obj_dir = gt->ObjectDirectory;
context->HadContextSensitiveCondition =
gt->HasContextDependentSources();
} else {
// Use object file directory with per-config location.
obj_dir = gt->GetObjectDirectory(context->Config);
context->HadContextSensitiveCondition = true;
}
for (std::string& o : objects) {
o = cmStrCat(obj_dir, o);
}
}
// Create the cmSourceFile instances in the referencing directory.
cmMakefile* mf = context->LG->GetMakefile();
for (std::string const& o : objects) {
mf->AddTargetObject(tgtName, o);
}
return cmJoin(objects, ";");
}
} targetObjectsNode;
static const struct TargetRuntimeDllsNode : public cmGeneratorExpressionNode
{
TargetRuntimeDllsNode() {} // NOLINT(modernize-use-equals-default)
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::string const& tgtName = parameters.front();
cmGeneratorTarget* gt = context->LG->FindGeneratorTargetToUse(tgtName);
if (!gt) {
std::ostringstream e;
e << "Objects of target \"" << tgtName
<< "\" referenced but no such target exists.";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
cmStateEnums::TargetType type = gt->GetType();
if (type != cmStateEnums::EXECUTABLE &&
type != cmStateEnums::SHARED_LIBRARY &&
type != cmStateEnums::MODULE_LIBRARY) {
std::ostringstream e;
e << "Objects of target \"" << tgtName
<< "\" referenced but is not one of the allowed target types "
<< "(EXECUTABLE, SHARED, MODULE).";
reportError(context, content->GetOriginalExpression(), e.str());
return std::string();
}
if (auto* cli = gt->GetLinkInformation(context->Config)) {
std::vector<std::string> dllPaths;
auto const& dlls = cli->GetRuntimeDLLs();
for (auto const& dll : dlls) {
if (auto loc = dll->MaybeGetLocation(context->Config)) {
dllPaths.emplace_back(*loc);
}
}
return cmJoin(dllPaths, ";");
}
return "";
}
} targetRuntimeDllsNode;
static const struct CompileFeaturesNode : public cmGeneratorExpressionNode
{
CompileFeaturesNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return OneOrMoreParameters; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
cmGeneratorTarget const* target = context->HeadTarget;
if (!target) {
reportError(
context, content->GetOriginalExpression(),
"$<COMPILE_FEATURE> may only be used with binary targets. It may "
"not be used with add_custom_command or add_custom_target.");
return std::string();
}
context->HadHeadSensitiveCondition = true;
using LangMap = std::map<std::string, std::vector<std::string>>;
static LangMap availableFeatures;
LangMap testedFeatures;
cmStandardLevelResolver standardResolver(context->LG->GetMakefile());
for (std::string const& p : parameters) {
std::string error;
std::string lang;
if (!standardResolver.CompileFeatureKnown(
context->HeadTarget->Target->GetName(), p, lang, &error)) {
reportError(context, content->GetOriginalExpression(), error);
return std::string();
}
testedFeatures[lang].push_back(p);
if (availableFeatures.find(lang) == availableFeatures.end()) {
cmValue featuresKnown =
standardResolver.CompileFeaturesAvailable(lang, &error);
if (!featuresKnown) {
reportError(context, content->GetOriginalExpression(), error);
return std::string();
}
cmExpandList(featuresKnown, availableFeatures[lang]);
}
}
bool evalLL = dagChecker && dagChecker->EvaluatingLinkLibraries();
for (auto const& lit : testedFeatures) {
std::vector<std::string> const& langAvailable =
availableFeatures[lit.first];
cmValue standardDefault = context->LG->GetMakefile()->GetDefinition(
"CMAKE_" + lit.first + "_STANDARD_DEFAULT");
for (std::string const& it : lit.second) {
if (!cm::contains(langAvailable, it)) {
return "0";
}
if (standardDefault && standardDefault->empty()) {
// This compiler has no notion of language standard levels.
// All features known for the language are always available.
continue;
}
if (!standardResolver.HaveStandardAvailable(target, lit.first,
context->Config, it)) {
if (evalLL) {
cmValue l =
target->GetLanguageStandard(lit.first, context->Config);
if (!l) {
l = standardDefault;
}
assert(l);
context->MaxLanguageStandard[target][lit.first] = *l;
} else {
return "0";
}
}
}
}
return "1";
}
} compileFeaturesNode;
static const char* targetPolicyWhitelist[] = {
nullptr
#define TARGET_POLICY_STRING(POLICY) , #POLICY
CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_STRING)
#undef TARGET_POLICY_STRING
};
static cmPolicies::PolicyStatus statusForTarget(cmGeneratorTarget const* tgt,
const char* policy)
{
#define RETURN_POLICY(POLICY) \
if (strcmp(policy, #POLICY) == 0) { \
return tgt->GetPolicyStatus##POLICY(); \
}
CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY)
#undef RETURN_POLICY
assert(false && "Unreachable code. Not a valid policy");
return cmPolicies::WARN;
}
static cmPolicies::PolicyID policyForString(const char* policy_id)
{
#define RETURN_POLICY_ID(POLICY_ID) \
if (strcmp(policy_id, #POLICY_ID) == 0) { \
return cmPolicies::POLICY_ID; \
}
CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY_ID)
#undef RETURN_POLICY_ID
assert(false && "Unreachable code. Not a valid policy");
return cmPolicies::CMP0002;
}
static const struct TargetPolicyNode : public cmGeneratorExpressionNode
{
TargetPolicyNode() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
if (!context->HeadTarget) {
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_POLICY:prop> may only be used with binary targets. It "
"may not be used with add_custom_command or add_custom_target.");
return std::string();
}
context->HadContextSensitiveCondition = true;
context->HadHeadSensitiveCondition = true;
for (size_t i = 1; i < cm::size(targetPolicyWhitelist); ++i) {
const char* policy = targetPolicyWhitelist[i];
if (parameters.front() == policy) {
cmLocalGenerator* lg = context->HeadTarget->GetLocalGenerator();
switch (statusForTarget(context->HeadTarget, policy)) {
case cmPolicies::WARN:
lg->IssueMessage(
MessageType::AUTHOR_WARNING,
cmPolicies::GetPolicyWarning(policyForString(policy)));
CM_FALLTHROUGH;
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::OLD:
return "0";
case cmPolicies::NEW:
return "1";
}
}
}
reportError(
context, content->GetOriginalExpression(),
"$<TARGET_POLICY:prop> may only be used with a limited number of "
"policies. Currently it may be used with the following policies:\n"
#define STRINGIFY_HELPER(X) #X
#define STRINGIFY(X) STRINGIFY_HELPER(X)
#define TARGET_POLICY_LIST_ITEM(POLICY) " * " STRINGIFY(POLICY) "\n"
CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_LIST_ITEM)
#undef TARGET_POLICY_LIST_ITEM
);
return std::string();
}
} targetPolicyNode;
static const struct InstallPrefixNode : public cmGeneratorExpressionNode
{
InstallPrefixNode() {} // NOLINT(modernize-use-equals-default)
bool GeneratesContent() const override { return true; }
int NumExpectedParameters() const override { return 0; }
std::string Evaluate(
const std::vector<std::string>& /*parameters*/,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
reportError(context, content->GetOriginalExpression(),
"INSTALL_PREFIX is a marker for install(EXPORT) only. It "
"should never be evaluated.");
return std::string();
}
} installPrefixNode;
class ArtifactDirTag;
class ArtifactLinkerTag;
class ArtifactNameTag;
class ArtifactPathTag;
class ArtifactPdbTag;
class ArtifactSonameTag;
class ArtifactBundleDirTag;
class ArtifactBundleDirNameTag;
class ArtifactBundleContentDirTag;
template <typename ArtifactT, typename ComponentT>
struct TargetFilesystemArtifactDependency
{
static void AddDependency(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context)
{
context->DependTargets.insert(target);
context->AllTargets.insert(target);
}
};
struct TargetFilesystemArtifactDependencyCMP0112
{
static void AddDependency(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context)
{
context->AllTargets.insert(target);
cmLocalGenerator* lg = context->LG;
switch (target->GetPolicyStatusCMP0112()) {
case cmPolicies::WARN:
if (lg->GetMakefile()->PolicyOptionalWarningEnabled(
"CMAKE_POLICY_WARNING_CMP0112")) {
std::string err =
cmStrCat(cmPolicies::GetPolicyWarning(cmPolicies::CMP0112),
"\nDependency being added to target:\n \"",
target->GetName(), "\"\n");
lg->GetCMakeInstance()->IssueMessage(MessageType ::AUTHOR_WARNING,
err, context->Backtrace);
}
CM_FALLTHROUGH;
case cmPolicies::OLD:
context->DependTargets.insert(target);
break;
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::NEW:
break;
}
}
};
template <typename ArtifactT>
struct TargetFilesystemArtifactDependency<ArtifactT, ArtifactNameTag>
: TargetFilesystemArtifactDependencyCMP0112
{
};
template <typename ArtifactT>
struct TargetFilesystemArtifactDependency<ArtifactT, ArtifactDirTag>
: TargetFilesystemArtifactDependencyCMP0112
{
};
template <>
struct TargetFilesystemArtifactDependency<ArtifactBundleDirTag,
ArtifactPathTag>
: TargetFilesystemArtifactDependencyCMP0112
{
};
template <>
struct TargetFilesystemArtifactDependency<ArtifactBundleDirNameTag,
ArtifactPathTag>
: TargetFilesystemArtifactDependencyCMP0112
{
};
template <>
struct TargetFilesystemArtifactDependency<ArtifactBundleContentDirTag,
ArtifactPathTag>
: TargetFilesystemArtifactDependencyCMP0112
{
};
template <typename ArtifactT>
struct TargetFilesystemArtifactResultCreator
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content);
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactSonameTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
// The target soname file (.so.1).
if (target->IsDLLPlatform()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_SONAME_FILE is not allowed "
"for DLL target platforms.");
return std::string();
}
if (target->GetType() != cmStateEnums::SHARED_LIBRARY) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_SONAME_FILE is allowed only for "
"SHARED libraries.");
return std::string();
}
std::string result = cmStrCat(target->GetDirectory(context->Config), '/',
target->GetSOName(context->Config));
return result;
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactPdbTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (target->IsImported()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_PDB_FILE not allowed for IMPORTED targets.");
return std::string();
}
std::string language = target->GetLinkerLanguage(context->Config);
std::string pdbSupportVar = "CMAKE_" + language + "_LINKER_SUPPORTS_PDB";
if (!context->LG->GetMakefile()->IsOn(pdbSupportVar)) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_PDB_FILE is not supported by the target linker.");
return std::string();
}
cmStateEnums::TargetType targetType = target->GetType();
if (targetType != cmStateEnums::SHARED_LIBRARY &&
targetType != cmStateEnums::MODULE_LIBRARY &&
targetType != cmStateEnums::EXECUTABLE) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_PDB_FILE is allowed only for "
"targets with linker created artifacts.");
return std::string();
}
std::string result = cmStrCat(target->GetPDBDirectory(context->Config),
'/', target->GetPDBName(context->Config));
return result;
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactLinkerTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
// The file used to link to the target (.so, .lib, .a).
if (!target->IsLinkable()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_LINKER_FILE is allowed only for libraries and "
"executables with ENABLE_EXPORTS.");
return std::string();
}
cmStateEnums::ArtifactType artifact =
target->HasImportLibrary(context->Config)
? cmStateEnums::ImportLibraryArtifact
: cmStateEnums::RuntimeBinaryArtifact;
return target->GetFullPath(context->Config, artifact);
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactBundleDirTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (target->IsImported()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_BUNDLE_DIR not allowed for IMPORTED targets.");
return std::string();
}
if (!target->IsBundleOnApple()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_BUNDLE_DIR is allowed only for Bundle targets.");
return std::string();
}
std::string outpath = target->GetDirectory(context->Config) + '/';
return target->BuildBundleDirectory(outpath, context->Config,
cmGeneratorTarget::BundleDirLevel);
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactBundleDirNameTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (target->IsImported()) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_BUNDLE_DIR_NAME not allowed for IMPORTED targets.");
return std::string();
}
if (!target->IsBundleOnApple()) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_BUNDLE_DIR_NAME is allowed only for Bundle targets.");
return std::string();
}
auto level = cmGeneratorTarget::BundleDirLevel;
auto config = context->Config;
if (target->IsAppBundleOnApple()) {
return target->GetAppBundleDirectory(config, level);
}
if (target->IsFrameworkOnApple()) {
return target->GetFrameworkDirectory(config, level);
}
if (target->IsCFBundleOnApple()) {
return target->GetCFBundleDirectory(config, level);
}
return std::string();
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactBundleContentDirTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (target->IsImported()) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_BUNDLE_CONTENT_DIR not allowed for IMPORTED targets.");
return std::string();
}
if (!target->IsBundleOnApple()) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_BUNDLE_CONTENT_DIR is allowed only for Bundle targets.");
return std::string();
}
std::string outpath = target->GetDirectory(context->Config) + '/';
return target->BuildBundleDirectory(outpath, context->Config,
cmGeneratorTarget::ContentLevel);
}
};
template <>
struct TargetFilesystemArtifactResultCreator<ArtifactNameTag>
{
static std::string Create(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* /*unused*/)
{
return target->GetFullPath(context->Config,
cmStateEnums::RuntimeBinaryArtifact, true);
}
};
template <typename ArtifactT>
struct TargetFilesystemArtifactResultGetter
{
static std::string Get(const std::string& result);
};
template <>
struct TargetFilesystemArtifactResultGetter<ArtifactNameTag>
{
static std::string Get(const std::string& result)
{
return cmSystemTools::GetFilenameName(result);
}
};
template <>
struct TargetFilesystemArtifactResultGetter<ArtifactDirTag>
{
static std::string Get(const std::string& result)
{
return cmSystemTools::GetFilenamePath(result);
}
};
template <>
struct TargetFilesystemArtifactResultGetter<ArtifactPathTag>
{
static std::string Get(const std::string& result) { return result; }
};
struct TargetArtifactBase : public cmGeneratorExpressionNode
{
TargetArtifactBase() {} // NOLINT(modernize-use-equals-default)
protected:
cmGeneratorTarget* GetTarget(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const
{
// Lookup the referenced target.
std::string const& name = parameters.front();
if (!cmGeneratorExpression::IsValidTargetName(name)) {
::reportError(context, content->GetOriginalExpression(),
"Expression syntax not recognized.");
return nullptr;
}
cmGeneratorTarget* target = context->LG->FindGeneratorTargetToUse(name);
if (!target) {
::reportError(context, content->GetOriginalExpression(),
"No target \"" + name + "\"");
return nullptr;
}
if (target->GetType() >= cmStateEnums::OBJECT_LIBRARY &&
target->GetType() != cmStateEnums::UNKNOWN_LIBRARY) {
::reportError(context, content->GetOriginalExpression(),
"Target \"" + name +
"\" is not an executable or library.");
return nullptr;
}
if (dagChecker &&
(dagChecker->EvaluatingLinkLibraries(target) ||
(dagChecker->EvaluatingSources() &&
target == dagChecker->TopTarget()))) {
::reportError(context, content->GetOriginalExpression(),
"Expressions which require the linker language may not "
"be used while evaluating link libraries");
return nullptr;
}
return target;
}
};
template <typename ArtifactT, typename ComponentT>
struct TargetFilesystemArtifact : public TargetArtifactBase
{
TargetFilesystemArtifact() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
cmGeneratorTarget* target =
this->GetTarget(parameters, context, content, dagChecker);
if (!target) {
return std::string();
}
// Not a dependent target if we are querying for ArtifactDirTag,
// ArtifactNameTag, ArtifactBundleDirTag, ArtifactBundleDirNameTag,
// and ArtifactBundleContentDirTag
TargetFilesystemArtifactDependency<ArtifactT, ComponentT>::AddDependency(
target, context);
std::string result =
TargetFilesystemArtifactResultCreator<ArtifactT>::Create(target, context,
content);
if (context->HadError) {
return std::string();
}
return TargetFilesystemArtifactResultGetter<ComponentT>::Get(result);
}
};
template <typename ArtifactT>
struct TargetFilesystemArtifactNodeGroup
{
TargetFilesystemArtifactNodeGroup() // NOLINT(modernize-use-equals-default)
{
}
TargetFilesystemArtifact<ArtifactT, ArtifactPathTag> File;
TargetFilesystemArtifact<ArtifactT, ArtifactNameTag> FileName;
TargetFilesystemArtifact<ArtifactT, ArtifactDirTag> FileDir;
};
static const TargetFilesystemArtifactNodeGroup<ArtifactNameTag>
targetNodeGroup;
static const TargetFilesystemArtifactNodeGroup<ArtifactLinkerTag>
targetLinkerNodeGroup;
static const TargetFilesystemArtifactNodeGroup<ArtifactSonameTag>
targetSoNameNodeGroup;
static const TargetFilesystemArtifactNodeGroup<ArtifactPdbTag>
targetPdbNodeGroup;
static const TargetFilesystemArtifact<ArtifactBundleDirTag, ArtifactPathTag>
targetBundleDirNode;
static const TargetFilesystemArtifact<ArtifactBundleDirNameTag,
ArtifactNameTag>
targetBundleDirNameNode;
static const TargetFilesystemArtifact<ArtifactBundleContentDirTag,
ArtifactPathTag>
targetBundleContentDirNode;
//
// To retrieve base name for various artifacts
//
template <typename ArtifactT>
struct TargetOutputNameArtifactResultGetter
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content);
};
template <>
struct TargetOutputNameArtifactResultGetter<ArtifactNameTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* /*unused*/)
{
return target->GetOutputName(context->Config,
cmStateEnums::RuntimeBinaryArtifact) +
target->GetFilePostfix(context->Config);
}
};
template <>
struct TargetOutputNameArtifactResultGetter<ArtifactLinkerTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
// The file used to link to the target (.so, .lib, .a).
if (!target->IsLinkable()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_LINKER_FILE_BASE_NAME is allowed only for "
"libraries and executables with ENABLE_EXPORTS.");
return std::string();
}
cmStateEnums::ArtifactType artifact =
target->HasImportLibrary(context->Config)
? cmStateEnums::ImportLibraryArtifact
: cmStateEnums::RuntimeBinaryArtifact;
return target->GetOutputName(context->Config, artifact) +
target->GetFilePostfix(context->Config);
}
};
template <>
struct TargetOutputNameArtifactResultGetter<ArtifactPdbTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (target->IsImported()) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_PDB_FILE_BASE_NAME not allowed for IMPORTED targets.");
return std::string();
}
std::string language = target->GetLinkerLanguage(context->Config);
std::string pdbSupportVar = "CMAKE_" + language + "_LINKER_SUPPORTS_PDB";
if (!context->LG->GetMakefile()->IsOn(pdbSupportVar)) {
::reportError(
context, content->GetOriginalExpression(),
"TARGET_PDB_FILE_BASE_NAME is not supported by the target linker.");
return std::string();
}
cmStateEnums::TargetType targetType = target->GetType();
if (targetType != cmStateEnums::SHARED_LIBRARY &&
targetType != cmStateEnums::MODULE_LIBRARY &&
targetType != cmStateEnums::EXECUTABLE) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_PDB_FILE_BASE_NAME is allowed only for "
"targets with linker created artifacts.");
return std::string();
}
return target->GetPDBOutputName(context->Config) +
target->GetFilePostfix(context->Config);
}
};
template <typename ArtifactT>
struct TargetFileBaseNameArtifact : public TargetArtifactBase
{
TargetFileBaseNameArtifact() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
cmGeneratorTarget* target =
this->GetTarget(parameters, context, content, dagChecker);
if (!target) {
return std::string();
}
std::string result = TargetOutputNameArtifactResultGetter<ArtifactT>::Get(
target, context, content);
if (context->HadError) {
return std::string();
}
return result;
}
};
static const TargetFileBaseNameArtifact<ArtifactNameTag>
targetFileBaseNameNode;
static const TargetFileBaseNameArtifact<ArtifactLinkerTag>
targetLinkerFileBaseNameNode;
static const TargetFileBaseNameArtifact<ArtifactPdbTag>
targetPdbFileBaseNameNode;
class ArtifactFilePrefixTag;
class ArtifactLinkerFilePrefixTag;
class ArtifactFileSuffixTag;
class ArtifactLinkerFileSuffixTag;
template <typename ArtifactT>
struct TargetFileArtifactResultGetter
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content);
};
template <>
struct TargetFileArtifactResultGetter<ArtifactFilePrefixTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent*)
{
return target->GetFilePrefix(context->Config);
}
};
template <>
struct TargetFileArtifactResultGetter<ArtifactLinkerFilePrefixTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (!target->IsLinkable()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_LINKER_PREFIX is allowed only for libraries and "
"executables with ENABLE_EXPORTS.");
return std::string();
}
cmStateEnums::ArtifactType artifact =
target->HasImportLibrary(context->Config)
? cmStateEnums::ImportLibraryArtifact
: cmStateEnums::RuntimeBinaryArtifact;
return target->GetFilePrefix(context->Config, artifact);
}
};
template <>
struct TargetFileArtifactResultGetter<ArtifactFileSuffixTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent*)
{
return target->GetFileSuffix(context->Config);
}
};
template <>
struct TargetFileArtifactResultGetter<ArtifactLinkerFileSuffixTag>
{
static std::string Get(cmGeneratorTarget* target,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content)
{
if (!target->IsLinkable()) {
::reportError(context, content->GetOriginalExpression(),
"TARGET_LINKER_SUFFIX is allowed only for libraries and "
"executables with ENABLE_EXPORTS.");
return std::string();
}
cmStateEnums::ArtifactType artifact =
target->HasImportLibrary(context->Config)
? cmStateEnums::ImportLibraryArtifact
: cmStateEnums::RuntimeBinaryArtifact;
return target->GetFileSuffix(context->Config, artifact);
}
};
template <typename ArtifactT>
struct TargetFileArtifact : public TargetArtifactBase
{
TargetFileArtifact() {} // NOLINT(modernize-use-equals-default)
int NumExpectedParameters() const override { return 1; }
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* dagChecker) const override
{
cmGeneratorTarget* target =
this->GetTarget(parameters, context, content, dagChecker);
if (!target) {
return std::string();
}
std::string result =
TargetFileArtifactResultGetter<ArtifactT>::Get(target, context, content);
if (context->HadError) {
return std::string();
}
return result;
}
};
static const TargetFileArtifact<ArtifactFilePrefixTag> targetFilePrefixNode;
static const TargetFileArtifact<ArtifactLinkerFilePrefixTag>
targetLinkerFilePrefixNode;
static const TargetFileArtifact<ArtifactFileSuffixTag> targetFileSuffixNode;
static const TargetFileArtifact<ArtifactLinkerFileSuffixTag>
targetLinkerFileSuffixNode;
static const struct ShellPathNode : public cmGeneratorExpressionNode
{
ShellPathNode() {} // NOLINT(modernize-use-equals-default)
std::string Evaluate(
const std::vector<std::string>& parameters,
cmGeneratorExpressionContext* context,
const GeneratorExpressionContent* content,
cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
{
std::vector<std::string> listIn = cmExpandedList(parameters.front());
if (listIn.empty()) {
reportError(context, content->GetOriginalExpression(),
"\"\" is not an absolute path.");
return std::string();
}
cmStateSnapshot snapshot = context->LG->GetStateSnapshot();
cmOutputConverter converter(snapshot);
const char* separator = snapshot.GetState()->UseWindowsShell() ? ";" : ":";
std::vector<std::string> listOut;
listOut.reserve(listIn.size());
for (auto const& in : listIn) {
if (!cmSystemTools::FileIsFullPath(in)) {
reportError(context, content->GetOriginalExpression(),
"\"" + in + "\" is not an absolute path.");
return std::string();
}
listOut.emplace_back(converter.ConvertDirectorySeparatorsForShell(in));
}
return cmJoin(listOut, separator);
}
} shellPathNode;
const cmGeneratorExpressionNode* cmGeneratorExpressionNode::GetNode(
const std::string& identifier)
{
static std::map<std::string, cmGeneratorExpressionNode const*> const nodeMap{
{ "0", &zeroNode },
{ "1", &oneNode },
{ "AND", &andNode },
{ "OR", &orNode },
{ "NOT", &notNode },
{ "C_COMPILER_ID", &cCompilerIdNode },
{ "CXX_COMPILER_ID", &cxxCompilerIdNode },
{ "OBJC_COMPILER_ID", &objcCompilerIdNode },
{ "OBJCXX_COMPILER_ID", &objcxxCompilerIdNode },
{ "CUDA_COMPILER_ID", &cudaCompilerIdNode },
{ "Fortran_COMPILER_ID", &fortranCompilerIdNode },
{ "HIP_COMPILER_ID", &hipCompilerIdNode },
{ "VERSION_GREATER", &versionGreaterNode },
{ "VERSION_GREATER_EQUAL", &versionGreaterEqNode },
{ "VERSION_LESS", &versionLessNode },
{ "VERSION_LESS_EQUAL", &versionLessEqNode },
{ "VERSION_EQUAL", &versionEqualNode },
{ "C_COMPILER_VERSION", &cCompilerVersionNode },
{ "CXX_COMPILER_VERSION", &cxxCompilerVersionNode },
{ "CUDA_COMPILER_VERSION", &cudaCompilerVersionNode },
{ "OBJC_COMPILER_VERSION", &objcCompilerVersionNode },
{ "OBJCXX_COMPILER_VERSION", &objcxxCompilerVersionNode },
{ "Fortran_COMPILER_VERSION", &fortranCompilerVersionNode },
{ "HIP_COMPILER_VERSION", &hipCompilerVersionNode },
{ "PLATFORM_ID", &platformIdNode },
{ "COMPILE_FEATURES", &compileFeaturesNode },
{ "CONFIGURATION", &configurationNode },
{ "CONFIG", &configurationTestNode },
{ "TARGET_FILE", &targetNodeGroup.File },
{ "TARGET_LINKER_FILE", &targetLinkerNodeGroup.File },
{ "TARGET_SONAME_FILE", &targetSoNameNodeGroup.File },
{ "TARGET_PDB_FILE", &targetPdbNodeGroup.File },
{ "TARGET_FILE_BASE_NAME", &targetFileBaseNameNode },
{ "TARGET_LINKER_FILE_BASE_NAME", &targetLinkerFileBaseNameNode },
{ "TARGET_PDB_FILE_BASE_NAME", &targetPdbFileBaseNameNode },
{ "TARGET_FILE_PREFIX", &targetFilePrefixNode },
{ "TARGET_LINKER_FILE_PREFIX", &targetLinkerFilePrefixNode },
{ "TARGET_FILE_SUFFIX", &targetFileSuffixNode },
{ "TARGET_LINKER_FILE_SUFFIX", &targetLinkerFileSuffixNode },
{ "TARGET_FILE_NAME", &targetNodeGroup.FileName },
{ "TARGET_LINKER_FILE_NAME", &targetLinkerNodeGroup.FileName },
{ "TARGET_SONAME_FILE_NAME", &targetSoNameNodeGroup.FileName },
{ "TARGET_PDB_FILE_NAME", &targetPdbNodeGroup.FileName },
{ "TARGET_FILE_DIR", &targetNodeGroup.FileDir },
{ "TARGET_LINKER_FILE_DIR", &targetLinkerNodeGroup.FileDir },
{ "TARGET_SONAME_FILE_DIR", &targetSoNameNodeGroup.FileDir },
{ "TARGET_PDB_FILE_DIR", &targetPdbNodeGroup.FileDir },
{ "TARGET_BUNDLE_DIR", &targetBundleDirNode },
{ "TARGET_BUNDLE_DIR_NAME", &targetBundleDirNameNode },
{ "TARGET_BUNDLE_CONTENT_DIR", &targetBundleContentDirNode },
{ "STREQUAL", &strEqualNode },
{ "EQUAL", &equalNode },
{ "IN_LIST", &inListNode },
{ "FILTER", &filterNode },
{ "REMOVE_DUPLICATES", &removeDuplicatesNode },
{ "LOWER_CASE", &lowerCaseNode },
{ "UPPER_CASE", &upperCaseNode },
{ "PATH", &pathNode },
{ "PATH_EQUAL", &pathEqualNode },
{ "MAKE_C_IDENTIFIER", &makeCIdentifierNode },
{ "BOOL", &boolNode },
{ "IF", &ifNode },
{ "ANGLE-R", &angle_rNode },
{ "COMMA", &commaNode },
{ "SEMICOLON", &semicolonNode },
{ "TARGET_PROPERTY", &targetPropertyNode },
{ "TARGET_NAME", &targetNameNode },
{ "TARGET_OBJECTS", &targetObjectsNode },
{ "TARGET_POLICY", &targetPolicyNode },
{ "TARGET_EXISTS", &targetExistsNode },
{ "TARGET_NAME_IF_EXISTS", &targetNameIfExistsNode },
{ "TARGET_GENEX_EVAL", &targetGenexEvalNode },
{ "TARGET_RUNTIME_DLLS", &targetRuntimeDllsNode },
{ "GENEX_EVAL", &genexEvalNode },
{ "BUILD_INTERFACE", &buildInterfaceNode },
{ "INSTALL_INTERFACE", &installInterfaceNode },
{ "INSTALL_PREFIX", &installPrefixNode },
{ "JOIN", &joinNode },
{ "LINK_ONLY", &linkOnlyNode },
{ "COMPILE_LANG_AND_ID", &languageAndIdNode },
{ "COMPILE_LANGUAGE", &languageNode },
{ "LINK_LANG_AND_ID", &linkLanguageAndIdNode },
{ "LINK_LANGUAGE", &linkLanguageNode },
{ "LINK_LIBRARY", &linkLibraryNode },
{ "LINK_GROUP", &linkGroupNode },
{ "HOST_LINK", &hostLinkNode },
{ "DEVICE_LINK", &deviceLinkNode },
{ "SHELL_PATH", &shellPathNode }
};
{
auto itr = nodeMap.find(identifier);
if (itr != nodeMap.end()) {
return itr->second;
}
}
return nullptr;
}
void reportError(cmGeneratorExpressionContext* context,
const std::string& expr, const std::string& result)
{
context->HadError = true;
if (context->Quiet) {
return;
}
std::ostringstream e;
/* clang-format off */
e << "Error evaluating generator expression:\n"
<< " " << expr << "\n"
<< result;
/* clang-format on */
context->LG->GetCMakeInstance()->IssueMessage(MessageType::FATAL_ERROR,
e.str(), context->Backtrace);
}